+++ /dev/null
-#include "handler.h"
-
-// Log docs: https://github.com/gabime/spdlog
-#include <spdlog/spdlog.h>
-namespace spd = spdlog;
-/*
-trace
-debug
-info
-warn
-error
-critical
-*/
-
-#include <string.h>
-#include <stdlib.h>
-#include <sys/time.h>
-#include <jsoncpp/json/json.h>
-#include <string>
-
-#include <vdr/videodir.h>
-#include <vdr/recording.h>
-#include <vdr/menu.h>
-#include <vdr/timers.h>
-
-int jsonserver_request_handler(struct mg_connection *conn)
-{
- std::shared_ptr<spd::logger> logger = spd::get("jsonserver_spdlog");
-
- const struct mg_request_info *request_info = mg_get_request_info(conn);
-
- if (strcmp(request_info->uri, "/jsonserver")) return 0; // not for us
-
- char wvrequest[20];
- int wvrl = mg_get_var(request_info->query_string, strlen(request_info->query_string), "req", wvrequest, 20);
- if (wvrl == -1)
- {
- logger->error("request_handler: Could not decode req");
- return 0;
- }
-
-/*
- if (!strcmp(request_info->request_method, "OPTIONS"))
- {
- mg_printf(conn, "%s", "HTTP/1.0 200 OK\r\n");
- mg_printf(conn, "%s", "Access-Control-Allow-Origin: *\r\n");
- mg_printf(conn, "%s", "Content-Type: text/plain\r\n\r\n");
- return (void*)1;
- }
-*/
-
- // Get POST data
- char postData[10000];
- postData[0] = '\0';
- if (!strcmp(request_info->request_method, "POST"))
- {
- const char* contentLength = mg_get_header(conn, "Content-Length");
- int contentLengthI = atoi(contentLength);
- logger->debug("request_hander: POST data content length: {}", contentLengthI);
- if (contentLengthI > 10000)
- {
- logger->error("request_handler: Length > 10000, rejecting");
- return 0;
- }
-
- if (contentLengthI > 0)
- {
- // FIXME - assume for now that all post data will be small enough to have arrived immediately
- int bytesRead = mg_read(conn, postData, contentLengthI);
- if (bytesRead != contentLengthI)
- {
- logger->error("request_handler: Could not read up to contentLength");
- return 0;
- }
- postData[contentLengthI] = '\0';
- }
- }
-
- Json::Value js;
- bool success = false;
-
- if (!strcmp(wvrequest, "gettime")) success = jsonserver_gettime(js);
- else if (!strcmp(wvrequest, "diskstats")) success = jsonserver_diskstats(js);
- else if (!strcmp(wvrequest, "reclist")) success = jsonserver_reclist(js);
- else if (!strcmp(wvrequest, "recinfo")) success = jsonserver_recinfo(js, postData);
- else if (!strcmp(wvrequest, "recdel")) success = jsonserver_recdel(js, postData);
- else if (!strcmp(wvrequest, "recmove")) success = jsonserver_recmove(js, postData);
- else if (!strcmp(wvrequest, "recrename")) success = jsonserver_recrename(js, postData);
- else if (!strcmp(wvrequest, "recstop")) success = jsonserver_recstop(js, postData);
- else if (!strcmp(wvrequest, "recresetresume")) success = jsonserver_recresetresume(js, postData);
- else if (!strcmp(wvrequest, "channellist")) success = jsonserver_channellist(js);
- else if (!strcmp(wvrequest, "channelschedule")) success = jsonserver_channelschedule(js, postData);
- else if (!strcmp(wvrequest, "getscheduleevent")) success = jsonserver_getscheduleevent(js, postData);
- else if (!strcmp(wvrequest, "timerlist")) success = jsonserver_timerlist(js);
- else if (!strcmp(wvrequest, "timerdel")) success = jsonserver_timerdel(js, postData);
- else if (!strcmp(wvrequest, "timerset")) success = jsonserver_timerset(js, postData);
- else if (!strcmp(wvrequest, "timersetactive")) success = jsonserver_timersetactive(js, postData);
- else if (!strcmp(wvrequest, "timerisrecording")) success = jsonserver_timerisrecording(js, postData);
- else if (!strcmp(wvrequest, "timeredit")) success = jsonserver_timeredit(js, postData);
- else if (!strcmp(wvrequest, "tunersstatus")) success = jsonserver_tunersstatus(js, postData);
- else if (!strcmp(wvrequest, "epgsearchsame")) success = jsonserver_epgsearchsame(js, postData);
- else if (!strcmp(wvrequest, "epgdownload")) success = jsonserver_epgdownload(js, postData);
- else if (!strcmp(wvrequest, "epgsearch")) success = jsonserver_epgsearch(js, postData);
-
- if (!success) return 0; // the specific handler failed badly
-
- // Now js will be filled
-
- Json::StyledWriter sw;
- std::string jsonout = sw.write(js);
- mg_printf(conn, "%s", "HTTP/1.0 200 OK\r\n");
- mg_printf(conn, "%s", "Content-Type: text/plain\r\n\r\n");
- mg_write(conn, jsonout.c_str(), jsonout.length());
- return 1;
-
-
-/*
- else if (event == MG_EVENT_LOG)
- {
- if (request_info->status_code == 400) // bad request
- {
- logger->debug("Mongoose: 400 BAD REQUEST:");
- logger->debug("Mongoose {}", request_info->request_method);
- logger->debug("Mongoose {}", request_info->uri);
- logger->debug("Mongoose {}", request_info->http_version);
- logger->debug("Mongoose {}", request_info->query_string);
- logger->debug("Mongoose {}", request_info->log_message);
- for (int i = 0; i < request_info->num_headers; i++)
- {
- logger->debug("Mongoose: {}: {}", request_info->http_headers[i].name, request_info->http_headers[i].value);
- }
- }
- else
- {
- logger->debug("Mongoose {}", request_info->log_message);
- logger->debug("Mongoose {}", request_info->uri);
- }
- return (void*)1;
- }
-
- // other events not handled:
- // MG_HTTP_ERROR, MG_INIT_SSL
- // Let mongoose do something with those
-
- return NULL;
-
-*/
-
-}
-
-bool jsonserver_gettime(Json::Value& js)
-{
- std::shared_ptr<spd::logger> logger = spd::get("jsonserver_spdlog");
- logger->debug("get_time");
-
- struct timeval tv;
- gettimeofday(&tv, NULL);
-
- js["Time"] = (Json::UInt64)tv.tv_sec;
- js["MTime"] = (Json::UInt)(tv.tv_usec/1000);
- js["Result"] = true;
- return true;
-}
-
-bool jsonserver_diskstats(Json::Value& js)
-{
- std::shared_ptr<spd::logger> logger = spd::get("jsonserver_spdlog");
- logger->debug("diskstats");
-
- int FreeMB;
- int UsedMB;
-
-#if APIVERSNUM > 20101
- int Percent = cVideoDirectory::VideoDiskSpace(&FreeMB, &UsedMB);
-#else
- int Percent = VideoDiskSpace(&FreeMB, &UsedMB);
-#endif
-
- js["FreeMiB"] = FreeMB;
- js["UsedMiB"] = UsedMB;
- js["Percent"] = Percent;
-
- js["Result"] = true;
- return true;
-}
-
-bool jsonserver_reclist(Json::Value& js)
-{
- std::shared_ptr<spd::logger> logger = spd::get("jsonserver_spdlog");
- logger->debug("reclist");
-
- Json::Value jsrecordings(Json::arrayValue);
- cRecordings Recordings;
- Recordings.Load();
- for (cRecording *recording = Recordings.First(); recording; recording = Recordings.Next(recording))
- {
- Json::Value oneRec;
- oneRec["StartTime"] = (Json::UInt)recording->Start();
- oneRec["Length"] = (Json::UInt)recording->LengthInSeconds();
- oneRec["IsNew"] = recording->IsNew();
- oneRec["Name"] = recording->Name();
- oneRec["Filename"] = recording->FileName();
- oneRec["FileSizeMB"] = recording->FileSizeMB();
-
- cRecordControl *rc = cRecordControls::GetRecordControl(recording->FileName());
- if (rc) oneRec["CurrentlyRecording"] = true;
- else oneRec["CurrentlyRecording"] = false;
-
- jsrecordings.append(oneRec);
- }
- js["Recordings"] = jsrecordings;
-
- return true;
-}
-
-bool jsonserver_recinfo(Json::Value& js, const char* postData)
-{
- std::shared_ptr<spd::logger> logger = spd::get("jsonserver_spdlog");
- logger->debug("recinfo");
-
- char reqfilename[1000];
- int mgv1 = mg_get_var(postData, strlen(postData), "filename", reqfilename, 1000);
- if (mgv1 == -1)
- {
- logger->error("recinfo: Could not decode filename");
- js["Result"] = false;
- js["Error"] = "Could not decode filename";
- return true;
- }
-
- logger->debug("recinfo: {}", reqfilename);
-
- cRecordings Recordings;
- Recordings.Load(); // probably have to do this
- cRecording *recording = Recordings.GetByName(reqfilename);
-
- if (!recording)
- {
- logger->error("recinfo: recinfo found no recording");
- js["Result"] = false;
- return true;
- }
-
- js["IsNew"] = recording->IsNew();
- js["LengthInSeconds"] = recording->LengthInSeconds();
- js["FileSizeMB"] = recording->FileSizeMB();
- js["Name"] = recording->Name() ? recording->Name() : Json::Value::null;
- js["Priority"] = recording->Priority();
- js["LifeTime"] = recording->Lifetime();
- js["Start"] = (Json::UInt)recording->Start();
-
- js["CurrentlyRecordingStart"] = 0;
- js["CurrentlyRecordingStop"] = 0;
- cRecordControl *rc = cRecordControls::GetRecordControl(recording->FileName());
- if (rc)
- {
- js["CurrentlyRecordingStart"] = (Json::UInt)rc->Timer()->StartTime();
- js["CurrentlyRecordingStop"] = (Json::UInt)rc->Timer()->StopTime();
- }
-
- js["ResumePoint"] = 0;
-
- const cRecordingInfo *info = recording->Info();
- if (info)
- {
- js["ChannelName"] = info->ChannelName() ? info->ChannelName() : Json::Value::null;
- js["Title"] = info->Title() ? info->Title() : Json::Value::null;
- js["ShortText"] = info->ShortText() ? info->ShortText() : Json::Value::null;
- js["Description"] = info->Description() ? info->Description() : Json::Value::null;
-
- const cComponents* components = info->Components();
- if (!components)
- {
- js["Components"] = Json::Value::null;
- }
- else
- {
- Json::Value jscomponents;
-
- tComponent* component;
- for (int i = 0; i < components->NumComponents(); i++)
- {
- component = components->Component(i);
-
- Json::Value oneComponent;
- oneComponent["Stream"] = component->stream;
- oneComponent["Type"] = component->type;
- oneComponent["Language"] = component->language ? component->language : Json::Value::null;
- oneComponent["Description"] = component->description ? component->description : Json::Value::null;
- jscomponents.append(oneComponent);
- }
-
- js["Components"] = jscomponents;
- }
-
- cResumeFile ResumeFile(recording->FileName(), recording->IsPesRecording());
- if (ResumeFile.Read() >= 0) js["ResumePoint"] = floor(ResumeFile.Read() / info->FramesPerSecond());
- }
-
- js["Result"] = true;
- return true;
-}
-
-bool jsonserver_recstop(Json::Value& js, const char* postData)
-{
- std::shared_ptr<spd::logger> logger = spd::get("jsonserver_spdlog");
- logger->debug("recstop");
-
- char reqfilename[1000];
- int mgv1 = mg_get_var(postData, strlen(postData), "filename", reqfilename, 1000);
- if (mgv1 == -1)
- {
- logger->error("recstop: Could not decode filename");
- js["Result"] = false;
- js["Error"] = "Could not decode filename";
- return true;
- }
-
- logger->debug("recstop: {}", reqfilename);
-
- cRecordings Recordings;
- Recordings.Load(); // probably have to do this
- cRecording *recording = Recordings.GetByName(reqfilename);
-
- if (!recording)
- {
- logger->error("recstop: recstop found no recording");
- js["Result"] = false;
- return true;
- }
-
- cRecordControl *rc = cRecordControls::GetRecordControl(recording->FileName());
- if (!rc)
- {
- logger->error("recstop: not currently recording");
- js["Result"] = false;
- return true;
- }
-
- if (Timers.BeingEdited())
- {
- logger->debug("recstop: timers being edited elsewhere");
- js["Result"] = false;
- return true;
- }
-
- cTimer* timer = rc->Timer();
- if (!timer)
- {
- logger->error("recstop: timer not found");
- js["Result"] = false;
- return true;
- }
-
- timer->ClrFlags(tfActive);
- Timers.SetModified();
-
- js["Result"] = true;
- return true;
-}
-
-bool jsonserver_recdel(Json::Value& js, const char* postData)
-{
- std::shared_ptr<spd::logger> logger = spd::get("jsonserver_spdlog");
- logger->debug("recdel");
-
- char reqfilename[1000];
- int mgv1 = mg_get_var(postData, strlen(postData), "filename", reqfilename, 1000);
- if (mgv1 == -1)
- {
- logger->error("recdel: Could not decode filename");
- js["Result"] = false;
- js["Error"] = "Could not decode filename";
- return true;
- }
-
- logger->debug("recdel: {}", reqfilename);
-
- cRecordings Recordings;
- Recordings.Load(); // probably have to do this
- cRecording *recording = Recordings.GetByName(reqfilename);
-
- if (!recording)
- {
- js["Result"] = false;
- js["Error"] = "Could not find recording to delete";
- return true;
- }
-
- logger->debug("recdel: Deleting recording: {}", recording->Name());
- cRecordControl *rc = cRecordControls::GetRecordControl(recording->FileName());
- if (rc)
- {
- js["Result"] = false;
- js["Error"] = "This recording is still recording.. ho ho";
- return true;
- }
-
- if (recording->Delete())
- {
- ::Recordings.DelByName(recording->FileName());
- js["Result"] = true;
- }
- else
- {
- js["Result"] = false;
- js["Error"] = "Failed to delete recording";
- }
-
- return true;
-}
-
-bool jsonserver_recmove(Json::Value& js, const char* postData)
-{
- std::shared_ptr<spd::logger> logger = spd::get("jsonserver_spdlog");
- logger->debug("recmove");
-
- char* fileNameToMove = NULL;
- char* requestedNewPath = NULL;
- char* dateDirName = NULL;
- char* titleDirName = NULL;
- char* folderName = NULL;
- char* newContainer = NULL;
- char* newDir = NULL;
-
- try
- {
- int postDataLen = strlen(postData)+1;
- fileNameToMove = new char[postDataLen];
- int mgv1 = mg_get_var(postData, postDataLen-1, "filename", fileNameToMove, postDataLen);
- requestedNewPath = new char[postDataLen];
- int mgv2 = mg_get_var(postData, postDataLen-1, "newpath", requestedNewPath, postDataLen);
-
- if ((mgv1 == -1) || (mgv2 == -1) || !strlen(fileNameToMove) || !strlen(requestedNewPath))
- {
- logger->error("recmove: request mgvs: {} {}", mgv1, mgv2);
- throw 1;
- }
-
- cRecordings Recordings;
- Recordings.Load(); // probably have to do this
- cRecording* recordingObj = Recordings.GetByName(fileNameToMove);
- if (!recordingObj) throw 2;
-
- cRecordControl *rc = cRecordControls::GetRecordControl(recordingObj->FileName());
- if (rc) throw 3;
-
- logger->debug("recmove: moving recording: {}", recordingObj->Name());
- logger->debug("recmove: moving recording: {}", recordingObj->FileName());
- logger->debug("recmove: to: {}", requestedNewPath);
-
- const char* t = recordingObj->FileName();
-
- int k, j, m;
-
- // Find the datedirname
- for(k = strlen(t) - 1; k >= 0; k--)
- {
- if (t[k] == '/')
- {
- logger->debug("recmove: l1: {}", strlen(&t[k+1]) + 1);
- dateDirName = new char[strlen(&t[k+1]) + 1];
- strcpy(dateDirName, &t[k+1]);
- break;
- }
- }
-
- // Find the titledirname
-
- for(j = k-1; j >= 0; j--)
- {
- if (t[j] == '/')
- {
- logger->debug("recmove: l2: {}", k - j);
- titleDirName = new char[k - j];
- memcpy(titleDirName, &t[j+1], k - j - 1);
- titleDirName[k - j - 1] = '\0';
- break;
- }
- }
-
- // Find the foldername
-
-#if APIVERSNUM > 20101
- const char* vidDirStr = cVideoDirectory::Name();
-#else
- const char* vidDirStr = VideoDirectory;
-#endif
- int vidDirStrLen = strlen(vidDirStr);
-
- logger->debug("recmove: j = {}, strlenvd = {}", j, vidDirStrLen);
- if (j > vidDirStrLen) // Rec is in a subfolder now
- {
- for(m = j-1; m >= 0; m--)
- {
- if (t[m] == '/')
- {
- logger->debug("recmove: l3: {}", j - m);
- folderName = new char[j - m];
- memcpy(folderName, &t[m+1], j - m - 1);
- folderName[j - m - 1] = '\0';
- break;
- }
- }
- }
-
- ExchangeChars(requestedNewPath, true);
-
- logger->debug("recmove: datedirname: {}", dateDirName);
- logger->debug("recmove: titledirname: {}", titleDirName);
- logger->debug("recmove: viddir: {}", vidDirStr);
- if (folderName) logger->debug("recmove: folderName: {}", folderName);
- logger->debug("recmove: EC: {}", requestedNewPath);
-
- // Could be a new path - construct that first and test
- newContainer = new char[vidDirStrLen + strlen(requestedNewPath) + strlen(titleDirName) + 1];
- sprintf(newContainer, "%s%s", vidDirStr, requestedNewPath);
- logger->debug("recmove: NPT: {}", newContainer);
- struct stat dstat;
- int statret = stat(newContainer, &dstat);
- if ((statret == -1) && (errno == ENOENT)) // Dir does not exist
- {
- logger->debug("recmove: new path does not exist (1)");
- int mkdirret = mkdir(newContainer, 0755);
- if (mkdirret != 0) throw 4;
- }
- else if ((statret == 0) && (! (dstat.st_mode && S_IFDIR)))
- {
- // Something exists but it's not a dir
- throw 5;
- }
-
- // New path now created or was there already
-
- sprintf(newContainer, "%s%s%s", vidDirStr, requestedNewPath, titleDirName);
- logger->debug("recmove: {}", newContainer);
-
- statret = stat(newContainer, &dstat);
- if ((statret == -1) && (errno == ENOENT)) // Dir does not exist
- {
- logger->debug("recmove: new dir does not exist (2)");
- int mkdirret = mkdir(newContainer, 0755);
- if (mkdirret != 0) throw 6;
- }
- else if ((statret == 0) && (! (dstat.st_mode && S_IFDIR)))
- {
- // Something exists but it's not a dir
- throw 7;
- }
-
- // Ok, the directory container has been made, or it pre-existed.
-
- newDir = new char[strlen(newContainer) + 1 + strlen(dateDirName) + 1];
- sprintf(newDir, "%s/%s", newContainer, dateDirName);
-
- logger->debug("recmove: doing rename '{}' '{}'", t, newDir);
- if (rename(t, newDir) != 0) throw 8;
-
- // Success. Test for remove old dir containter
- char* tempOldTitleDir = new char[k+1];
- memcpy(tempOldTitleDir, t, k);
- tempOldTitleDir[k] = '\0';
- logger->debug("recmove: len: {}, cp: {}, strlen: {}, oldtitledir: {}", k+1, k, strlen(tempOldTitleDir), tempOldTitleDir);
- rmdir(tempOldTitleDir); // can't do anything about a fail result at this point.
- delete[] tempOldTitleDir;
-
- // Test for remove old foldername
- if (folderName)
- {
- char* tempOldFolderName = new char[j+1];
- memcpy(tempOldFolderName, t, j);
- tempOldFolderName[j] = '\0';
- logger->debug("recmove: len: {}, cp: {}, strlen: {}, oldfoldername: {}", j+1, j, strlen(tempOldFolderName), tempOldFolderName);
- /*
- DESCRIPTION
- rmdir() deletes a directory, which must be empty.
- ENOTEMPTY - pathname contains entries other than . and ..
- So, should be safe to call rmdir on non-empty dir
- */
- rmdir(tempOldFolderName); // can't do anything about a fail result at this point.
- delete[] tempOldFolderName;
- }
-
- ::Recordings.Update();
- js["Result"] = true;
- js["NewRecordingFileName"] = newDir;
- }
- catch (int e)
- {
- js["Result"] = false;
- if (e == 1)
- {
- logger->error("recmove: Bad parameters");
- js["Error"] = "Bad request parameters";
- }
- else if (e == 2)
- {
- logger->error("recmove: Could not find recording to move");
- js["Error"] = "Bad filename";
- }
- else if (e == 3)
- {
- logger->error("recmove: Could not move recording, it is still recording");
- js["Error"] = "Cannot move recording in progress";
- }
- else if (e == 4)
- {
- logger->error("recmove: Failed to make new dir (1)");
- js["Error"] = "Failed to create new directory (1)";
- }
- else if (e == 5)
- {
- logger->error("recmove: Something already exists? (1)");
- js["Error"] = "Something already exists at the new path (1)";
- }
- else if (e == 6)
- {
- logger->error("recmove: Failed to make new dir (2)");
- js["Error"] = "Failed to create new directory (2)";
- }
- else if (e == 7)
- {
- logger->error("recmove: Something already exists?");
- js["Error"] = "Something already exists at the new path";
- }
- else if (e == 8)
- {
- logger->error("recmove: Rename failed");
- js["Error"] = "Move failed";
- }
- }
-
- if (fileNameToMove) delete[] fileNameToMove;
- if (requestedNewPath) delete[] requestedNewPath;
- if (dateDirName) delete[] dateDirName;
- if (titleDirName) delete[] titleDirName;
- if (folderName) delete[] folderName;
- if (newContainer) delete[] newContainer;
- if (newDir) delete[] newDir;
-
- return true;
-}
-
-bool jsonserver_recrename(Json::Value& js, const char* postData)
-{
- std::shared_ptr<spd::logger> logger = spd::get("jsonserver_spdlog");
- logger->debug("recrename");
-
- char* fileNameToRename = NULL;
- char* requestedNewName = NULL;
- char* dateDirName = NULL;
- char* titleDirName = NULL;
- char* folderName = NULL;
- char* newContainer = NULL;
- char* newDir = NULL;
-
- try
- {
- int postDataLen = strlen(postData)+1;
- fileNameToRename = new char[postDataLen];
- int mgv1 = mg_get_var(postData, postDataLen-1, "filename", fileNameToRename, postDataLen);
- requestedNewName = new char[postDataLen];
- int mgv2 = mg_get_var(postData, postDataLen-1, "newname", requestedNewName, postDataLen);
-
- if ((mgv1 == -1) || (mgv2 == -1) || !strlen(fileNameToRename) || !strlen(requestedNewName))
- {
- logger->error("recrename: request mgvs: {} {}", mgv1, mgv2);
- throw 1;
- }
-
- cRecordings Recordings;
- Recordings.Load(); // probably have to do this
- cRecording* recordingObj = Recordings.GetByName(fileNameToRename);
- if (!recordingObj) throw 2;
-
- cRecordControl *rc = cRecordControls::GetRecordControl(recordingObj->FileName());
- if (rc) throw 3;
-
- logger->debug("recrename: renaming recording: {}", recordingObj->Name());
- logger->debug("recrename: renaming recording: {}", recordingObj->FileName());
- logger->debug("recrename: to: {}", requestedNewName);
-
- const char* t = recordingObj->FileName();
-
- int k, j, m;
-
- // Find the datedirname
- for(k = strlen(t) - 1; k >= 0; k--)
- {
- if (t[k] == '/')
- {
- logger->debug("recrename: l1: {}", strlen(&t[k+1]) + 1);
- dateDirName = new char[strlen(&t[k+1]) + 1];
- strcpy(dateDirName, &t[k+1]);
- break;
- }
- }
-
- // Find the titledirname
-
- for(j = k-1; j >= 0; j--)
- {
- if (t[j] == '/')
- {
- logger->debug("recrename: l2: {}", k - j);
- titleDirName = new char[k - j];
- memcpy(titleDirName, &t[j+1], k - j - 1);
- titleDirName[k - j - 1] = '\0';
- break;
- }
- }
-
- // Find the foldername
-
-#if APIVERSNUM > 20101
- const char* vidDirStr = cVideoDirectory::Name();
-#else
- const char* vidDirStr = VideoDirectory;
-#endif
- int vidDirStrLen = strlen(vidDirStr);
-
- logger->debug("recrename: j = {}, strlenvd = {}", j, vidDirStrLen);
- if (j > vidDirStrLen) // Rec is in a subfolder now
- {
- for(m = j-1; m >= 0; m--)
- {
- if (t[m] == '/')
- {
- logger->debug("recrename: l3: {}", j - m);
- folderName = new char[j - m];
- memcpy(folderName, &t[m+1], j - m - 1);
- folderName[j - m - 1] = '\0';
- break;
- }
- }
- }
-
- ExchangeChars(requestedNewName, true);
-
- logger->debug("recrename: datedirname: {}", dateDirName);
- logger->debug("recrename: titledirname: {}", titleDirName);
- logger->debug("recrename: viddir: {}", vidDirStr);
- if (folderName) logger->debug("recrename: folderName: {}", folderName);
- logger->debug("recrename: EC: {}", requestedNewName);
-
- // Could be a new path - construct that first and test
-
- if (folderName)
- {
- newContainer = new char[vidDirStrLen + 1 + strlen(folderName) + 1 + strlen(requestedNewName) + 1];
- sprintf(newContainer, "%s/%s/%s", vidDirStr, folderName, requestedNewName);
- }
- else
- {
- newContainer = new char[vidDirStrLen + 1 + strlen(requestedNewName) + 1];
- sprintf(newContainer, "%s/%s", vidDirStr, requestedNewName);
- }
- logger->debug("recrename: NPT: {}", newContainer);
- struct stat dstat;
- int statret = stat(newContainer, &dstat);
- if ((statret == -1) && (errno == ENOENT)) // Dir does not exist
- {
- logger->debug("recrename: new path does not exist (1)");
- int mkdirret = mkdir(newContainer, 0755);
- if (mkdirret != 0) throw 4;
- }
- else if ((statret == 0) && (! (dstat.st_mode && S_IFDIR)))
- {
- // Something exists but it's not a dir
- throw 5;
- }
-
- // New path now created or was there already
-
- newDir = new char[strlen(newContainer) + 1 + strlen(dateDirName) + 1];
- sprintf(newDir, "%s/%s", newContainer, dateDirName);
-
- logger->debug("recrename: doing rename '{}' '{}'", t, newDir);
- if (rename(t, newDir) != 0) throw 8;
-
- // Success. Test for remove old dir containter
- char* tempOldTitleDir = new char[k+1];
- memcpy(tempOldTitleDir, t, k);
- tempOldTitleDir[k] = '\0';
- logger->debug("recrename: len: {}, cp: {}, strlen: {}, oldtitledir: {}", k+1, k, strlen(tempOldTitleDir), tempOldTitleDir);
- rmdir(tempOldTitleDir); // can't do anything about a fail result at this point.
- delete[] tempOldTitleDir;
-
- ::Recordings.Update();
- js["Result"] = true;
- js["NewRecordingFileName"] = newDir;
- }
- catch (int e)
- {
- js["Result"] = false;
- if (e == 1)
- {
- logger->error("recrename: Bad parameters");
- js["Error"] = "Bad request parameters";
- }
- else if (e == 2)
- {
- logger->error("recrename: Could not find recording to move");
- js["Error"] = "Bad filename";
- }
- else if (e == 3)
- {
- logger->error("recrename: Could not move recording, it is still recording");
- js["Error"] = "Cannot move recording in progress";
- }
- else if (e == 4)
- {
- logger->error("recrename: Failed to make new dir (1)");
- js["Error"] = "Failed to create new directory (1)";
- }
- else if (e == 5)
- {
- logger->error("recrename: Something already exists? (1)");
- js["Error"] = "Something already exists at the new path (1)";
- }
- else if (e == 8)
- {
- logger->error("recrename: Rename failed");
- js["Error"] = "Move failed";
- }
- }
-
- if (fileNameToRename) delete[] fileNameToRename;
- if (requestedNewName) delete[] requestedNewName;
- if (dateDirName) delete[] dateDirName;
- if (titleDirName) delete[] titleDirName;
- if (folderName) delete[] folderName;
- if (newContainer) delete[] newContainer;
- if (newDir) delete[] newDir;
-
- return true;
-}
-
-bool jsonserver_recresetresume(Json::Value& js, const char* postData)
-{
- std::shared_ptr<spd::logger> logger = spd::get("jsonserver_spdlog");
- logger->debug("recresetresume");
-
- char reqfilename[1000];
- int mgv1 = mg_get_var(postData, strlen(postData), "filename", reqfilename, 1000);
- if (mgv1 == -1)
- {
- logger->error("recresetresume: Could not decode filename");
- js["Result"] = false;
- js["Error"] = "Could not decode filename";
- return true;
- }
-
- logger->debug("recresetresume: {}", reqfilename);
-
- cRecordings Recordings;
- Recordings.Load(); // probably have to do this
- cRecording *recording = Recordings.GetByName(reqfilename);
-
- if (!recording)
- {
- js["Result"] = false;
- js["Error"] = "Could not find recording to reset resume";
- return true;
- }
-
- logger->debug("recresetresume: Reset resume for: {}", recording->Name());
-
- cResumeFile ResumeFile(recording->FileName(), recording->IsPesRecording());
- if (ResumeFile.Read() >= 0)
- {
- ResumeFile.Delete();
- js["Result"] = true;
- return true;
- }
- else
- {
- js["Result"] = false;
- js["Error"] = "Recording has no resume point";
- return true;
- }
-}
-
-bool jsonserver_channellist(Json::Value& js)
-{
- std::shared_ptr<spd::logger> logger = spd::get("jsonserver_spdlog");
- logger->debug("channellist");
-
- Json::Value jschannels(Json::arrayValue);
-
-// int type;
- for (cChannel *channel = Channels.First(); channel; channel = Channels.Next(channel))
- {
- if (!channel->GroupSep())
- {
-// logger->debug("channellist: name: '{}'", channel->Name());
-
-// if (channel->Vpid()) type = 1;
-// else if (channel->Apid(0)) type = 2;
-// else continue;
-
- Json::Value oneChannel;
- oneChannel["ID"] = (const char *)channel->GetChannelID().ToString();
- oneChannel["Number"] = channel->Number();
-// oneChannel["Type"] = type;
- oneChannel["Name"] = channel->Name();
-//#if VDRVERSNUM < 10703
-// oneChannel["VType"] = 2;
-//#else
-// oneChannel["VType"] = channel->Vtype();
-//#endif
- jschannels.append(oneChannel);
- }
- }
- js["Channels"] = jschannels;
-
- return true;
-}
-
-bool jsonserver_channelschedule(Json::Value& js, const char* postData)
-{
- std::shared_ptr<spd::logger> logger = spd::get("jsonserver_spdlog");
- logger->debug("channelschedule: '{}'", postData);
-
- char sChannelNumber[15]; int mgv1 = mg_get_var(postData, strlen(postData), "channelnumber", sChannelNumber, 15);
- char sStartTime[15]; int mgv2 = mg_get_var(postData, strlen(postData), "starttime", sStartTime, 15);
- char sDuration[15]; int mgv3 = mg_get_var(postData, strlen(postData), "duration", sDuration, 15);
-
- if ( (mgv1 == -1) || (mgv2 == -1) || (mgv3 == -1) )
- {
- logger->error("channelschedule: request mgvs: {} {} {}", mgv1, mgv2, mgv3);
- js["Result"] = false;
- js["Error"] = "Bad request parameters";
- return true;
- }
-
- int channelNumber = atoi(sChannelNumber);
- int startTime = atoi(sStartTime);
- int duration = atoi(sDuration);
-
- cChannel* channel = NULL;
- for (channel = Channels.First(); channel; channel = Channels.Next(channel))
- {
- if (channel->GroupSep()) continue;
- if (channel->Number() == channelNumber) break;
- }
-
- if (!channel)
- {
- logger->error("channelschedule: Could not find requested channel: {}", channelNumber);
- js["Result"] = false;
- js["Error"] = "Could not find channel";
- return true;
- }
-
- cSchedulesLock MutexLock;
- const cSchedules *Schedules = cSchedules::Schedules(MutexLock);
- if (!Schedules)
- {
- logger->error("channelschedule: Could not find requested channel: {}", channelNumber);
- js["Result"] = false;
- js["Error"] = "Internal schedules error (1)";
- return true;
- }
- const cSchedule *Schedule = Schedules->GetSchedule(channel->GetChannelID());
- if (!Schedule)
- {
- logger->error("channelschedule: Could not find requested channel: {}", channelNumber);
- js["Result"] = false;
- js["Error"] = "Internal schedules error (2)";
- return true;
- }
-
- Json::Value jsevents(Json::arrayValue);
-
- for (const cEvent* event = Schedule->Events()->First(); event; event = Schedule->Events()->Next(event))
- {
- //in the past filter
- if ((event->StartTime() + event->Duration()) < time(NULL)) continue;
- //start time filter
- if ((event->StartTime() + event->Duration()) <= startTime) continue;
- //duration filter
- if (event->StartTime() >= (startTime + duration)) continue;
-
- Json::Value oneEvent;
- oneEvent["ID"] = event->EventID();
- oneEvent["Time"] = (Json::UInt)event->StartTime();
- oneEvent["Duration"] = event->Duration();
- oneEvent["Title"] = event->Title() ? event->Title() : "";
- oneEvent["ShortText"] = event->ShortText() ? event->ShortText() : "";
- oneEvent["HasTimer"] = event->HasTimer();
- //oneEvent["Description"] = event->Description() ? event->Description() : "";
- jsevents.append(oneEvent);
- }
-
- js["Result"] = true;
- js["Events"] = jsevents;
- return true;
-}
-
-bool jsonserver_getscheduleevent(Json::Value& js, const char* postData)
-{
- std::shared_ptr<spd::logger> logger = spd::get("jsonserver_spdlog");
- logger->debug("getscheduleevent: '{}'", postData);
-
- char sChannelNumber[15]; int mgv1 = mg_get_var(postData, strlen(postData), "channelnumber", sChannelNumber, 15);
- char sEventID[15]; int mgv2 = mg_get_var(postData, strlen(postData), "eventid", sEventID, 15);
-
- if ( (mgv1 == -1) || (mgv2 == -1) )
- {
- logger->error("getscheduleevent: request mgvs: {} {}", mgv1, mgv2);
- js["Result"] = false;
- js["Error"] = "Bad request parameters";
- return true;
- }
-
- int channelNumber = atoi(sChannelNumber);
- int eventID = atoi(sEventID);
-
- const cEvent* event = jsonserver_getEvent(js, channelNumber, eventID, 0);
- if (!event)
- {
- js["Result"] = false;
- return true;
- }
-
- Json::Value oneEvent;
- oneEvent["ID"] = event->EventID();
- oneEvent["Time"] = (Json::UInt)event->StartTime();
- oneEvent["Duration"] = event->Duration();
- oneEvent["Title"] = event->Title() ? event->Title() : "";
- oneEvent["ShortText"] = event->ShortText() ? event->ShortText() : "";
- oneEvent["Description"] = event->Description() ? event->Description() : "";
- oneEvent["HasTimer"] = event->HasTimer();
- oneEvent["RunningStatus"] = event->RunningStatus();
-
- js["Result"] = true;
- js["Event"] = oneEvent;
- return true;
-}
-
-const cEvent* jsonserver_getEvent(Json::Value& js, int channelNumber, int eventID, int aroundTime)
-{
- std::shared_ptr<spd::logger> logger = spd::get("jsonserver_spdlog");
-
- cChannel* channel = NULL;
- for (channel = Channels.First(); channel; channel = Channels.Next(channel))
- {
- if (channel->GroupSep()) continue;
- if (channel->Number() == channelNumber) break;
- }
-
- if (!channel)
- {
- logger->error("getevent: Could not find requested channel: {}", channelNumber);
- js["Error"] = "Could not find channel";
- return NULL;
- }
-
- cSchedulesLock MutexLock;
- const cSchedules *Schedules = cSchedules::Schedules(MutexLock);
- if (!Schedules)
- {
- logger->error("getevent: Could not find requested channel: {}", channelNumber);
- js["Error"] = "Internal schedules error (1)";
- return NULL;
- }
-
- const cSchedule *Schedule = Schedules->GetSchedule(channel->GetChannelID());
- if (!Schedule)
- {
- logger->error("getevent: Could not find requested channel: {}", channelNumber);
- js["Error"] = "Internal schedules error (2)";
- return NULL;
- }
-
- const cEvent* event = NULL;
- if (eventID)
- {
- event = Schedule->GetEvent(eventID);
- }
- else
- {
- event = Schedule->GetEventAround(aroundTime);
- }
-
- if (!event)
- {
- logger->error("getevent: Could not find requested event: {}", eventID);
- js["Error"] = "Internal schedules error (3)";
- return NULL;
- }
-
- return event;
-}
-
-bool jsonserver_timerlist(Json::Value& js)
-{
- std::shared_ptr<spd::logger> logger = spd::get("jsonserver_spdlog");
- logger->debug("timerlist");
-
- Json::Value jstimers(Json::arrayValue);
-
- cTimer *timer;
- int numTimers = Timers.Count();
-
- for (int i = 0; i < numTimers; i++)
- {
- timer = Timers.Get(i);
- Json::Value oneTimer;
- oneTimer["Active"] = timer->HasFlags(tfActive);
- oneTimer["Recording"] = timer->Recording();
- oneTimer["Pending"] = timer->Pending();
- oneTimer["Priority"] = timer->Priority();
- oneTimer["Lifetime"] = timer->Lifetime();
- oneTimer["ChannelNumber"] = timer->Channel()->Number();
- oneTimer["ChannelID"] = (const char *)timer->Channel()->GetChannelID().ToString();
- oneTimer["StartTime"] = (int)timer->StartTime();
- oneTimer["StopTime"] = (int)timer->StopTime();
- oneTimer["Day"] = (int)timer->Day();
- oneTimer["WeekDays"] = timer->WeekDays();
- oneTimer["Name"] = timer->File();
-
- const cEvent* event = timer->Event();
- if (event)
- {
- oneTimer["EventID"] = event->EventID();
- }
- else
- {
- int channelNumber = timer->Channel()->Number();
- int aroundTime = timer->StartTime() + 1;
- logger->debug("timerlist: {}", aroundTime);
-
- const cEvent* eventAround = jsonserver_getEvent(js, channelNumber, 0, aroundTime);
- if (eventAround)
- {
- oneTimer["EventID"] = eventAround->EventID();
- }
- else
- {
- oneTimer["EventID"] = 0;
- }
- }
-
- jstimers.append(oneTimer);
- }
-
- js["Timers"] = jstimers;
- js["Result"] = true;
- return true;
-}
-
-bool jsonserver_timerset(Json::Value& js, const char* postData)
-{
- std::shared_ptr<spd::logger> logger = spd::get("jsonserver_spdlog");
- logger->debug("timerset");
-
- char sTimerString[1024]; int mgv1 = mg_get_var(postData, strlen(postData), "timerstring", sTimerString, 1024);
-
- if (mgv1 == -1)
- {
- logger->error("timerset: Could not get timerstring");
- js["Result"] = false;
- js["Error"] = "Bad request parameters";
- return true;
- }
-
- logger->debug("timerset: '{}'", sTimerString);
- cTimer *timer = new cTimer;
- if (!timer->Parse(sTimerString))
- {
- delete timer;
- js["Result"] = false;
- js["Error"] = "Failed to parse timer request details";
- return true;
- }
-
- cTimer *t = Timers.GetTimer(timer);
- if (t)
- {
- delete timer;
- js["Result"] = false;
- js["Error"] = "Timer already exists";
- return true;
- }
-
- Timers.Add(timer);
- Timers.SetModified();
- js["Result"] = true;
- return true;
-}
-
-bool jsonserver_timersetactive(Json::Value& js, const char* postData)
-{
- std::shared_ptr<spd::logger> logger = spd::get("jsonserver_spdlog");
- logger->debug("timersetactive");
-
- char rChannelID[50]; int mgv1 = mg_get_var(postData, strlen(postData), "ChannelID", rChannelID, 50);
- char rName[1024]; int mgv2 = mg_get_var(postData, strlen(postData), "Name", rName, 1024);
- char rStartTime[20]; int mgv3 = mg_get_var(postData, strlen(postData), "StartTime", rStartTime, 20);
- char rStopTime[20]; int mgv4 = mg_get_var(postData, strlen(postData), "StopTime", rStopTime, 20);
- char rWeekDays[50]; int mgv5 = mg_get_var(postData, strlen(postData), "WeekDays", rWeekDays, 20);
- char tNewActive[20]; int mgv6 = mg_get_var(postData, strlen(postData), "SetActive", tNewActive, 20);
-
- if ( (mgv1 == -1) || (mgv2 == -1) || (mgv3 == -1) || (mgv4 == -1) || (mgv5 == -1) || (mgv6 == -1))
- {
- logger->error("timersetactive: request mgvs: {} {} {} {} {} {}", mgv1, mgv2, mgv3, mgv4, mgv5, mgv6);
- js["Result"] = false;
- js["Error"] = "Bad request parameters";
- return true;
- }
-
- logger->debug("timersetactive: {} {}:{}:{}:{}:{}", tNewActive, rChannelID, rName, rStartTime, rStopTime, rWeekDays);
-
- cTimer* timer = jsonserver_findTimer(rChannelID, rName, rStartTime, rStopTime, rWeekDays);
- if (timer)
- {
- if (strcmp(tNewActive, "true") == 0)
- {
- timer->SetFlags(tfActive);
- }
- else if (strcmp(tNewActive, "false") == 0)
- {
- timer->ClrFlags(tfActive);
- }
- else
- {
- js["Result"] = false;
- js["Error"] = "Bad request parameters";
- return true;
- }
-
- js["Result"] = true;
-
- Timers.SetModified();
-
- return true;
- }
-
- js["Result"] = false;
- js["Error"] = "Timer not found";
- return true;
-}
-
-bool jsonserver_timeredit(Json::Value& js, const char* postData)
-{
- std::shared_ptr<spd::logger> logger = spd::get("jsonserver_spdlog");
- logger->debug("timeredit");
-
- // Get all olds
- char oldName[1024]; int mgv1 = mg_get_var(postData, strlen(postData), "OldName", oldName, 1024);
- char oldActive[20]; int mgv2 = mg_get_var(postData, strlen(postData), "OldActive", oldActive, 20);
- char oldChannelID[50]; int mgv3 = mg_get_var(postData, strlen(postData), "OldChannelID", oldChannelID, 50);
- char oldDay[20]; int mgv4 = mg_get_var(postData, strlen(postData), "OldDay", oldDay, 20);
- char oldWeekDays[50]; int mgv5 = mg_get_var(postData, strlen(postData), "OldWeekDays", oldWeekDays, 20);
- char oldStartTime[20]; int mgv6 = mg_get_var(postData, strlen(postData), "OldStartTime", oldStartTime, 20);
- char oldStopTime[20]; int mgv7 = mg_get_var(postData, strlen(postData), "OldStopTime", oldStopTime, 20);
- char oldPriority[20]; int mgv8 = mg_get_var(postData, strlen(postData), "OldPriority", oldPriority, 20);
- char oldLifetime[20]; int mgv9 = mg_get_var(postData, strlen(postData), "OldLifetime", oldLifetime, 20);
-
- if ( (mgv1 == -1) || (mgv2 == -1) || (mgv3 == -1) || (mgv4 == -1) || (mgv5 == -1) || (mgv6 == -1) || (mgv7 == -1) || (mgv8 == -1) || (mgv9 == -1))
- {
- logger->error("timeredit: request mgvs: {} {} {} {} {} {} {} {} {}", mgv1, mgv2, mgv3, mgv4, mgv5, mgv6, mgv7, mgv8, mgv9);
- js["Result"] = false;
- js["Error"] = "Bad request parameters";
- return true;
- }
-
- logger->debug("timeredit: {} {} {} {} {} {} {} {} {}", oldName, oldActive, oldChannelID, oldDay, oldWeekDays, oldStartTime, oldStopTime, oldPriority, oldLifetime);
-
-
- // Get all news
- char newName[1024]; int mgv11 = mg_get_var(postData, strlen(postData), "NewName", newName, 1024);
- char newActive[20]; int mgv12 = mg_get_var(postData, strlen(postData), "NewActive", newActive, 20);
- char newChannelID[50]; int mgv13 = mg_get_var(postData, strlen(postData), "NewChannelID", newChannelID, 50);
- char newDay[20]; int mgv14 = mg_get_var(postData, strlen(postData), "NewDay", newDay, 20);
- char newWeekDays[50]; int mgv15 = mg_get_var(postData, strlen(postData), "NewWeekDays", newWeekDays, 20);
- char newStartTime[20]; int mgv16 = mg_get_var(postData, strlen(postData), "NewStartTime", newStartTime, 20);
- char newStopTime[20]; int mgv17 = mg_get_var(postData, strlen(postData), "NewStopTime", newStopTime, 20);
- char newPriority[20]; int mgv18 = mg_get_var(postData, strlen(postData), "NewPriority", newPriority, 20);
- char newLifetime[20]; int mgv19 = mg_get_var(postData, strlen(postData), "NewLifetime", newLifetime, 20);
-
- if ( (mgv11 == -1) || (mgv12 == -1) || (mgv13 == -1) || (mgv14 == -1) || (mgv15 == -1) || (mgv16 == -1) || (mgv17 == -1) || (mgv18 == -1) || (mgv19 == -1))
- {
- logger->error("timeredit: request mgvs: {} {} {} {} {} {} {} {} {}", mgv11, mgv12, mgv13, mgv14, mgv15, mgv16, mgv17, mgv18, mgv19);
- js["Result"] = false;
- js["Error"] = "Bad request parameters";
- return true;
- }
-
- logger->debug("timeredit: {} {} {} {} {} {} {} {} {}", newName, newActive, newChannelID, newDay, newWeekDays, newStartTime, newStopTime, newPriority, newLifetime);
-
-
- cTimer* timer = jsonserver_findTimer2(oldName, oldActive, oldChannelID, oldDay, oldWeekDays, oldStartTime, oldStopTime, oldPriority, oldLifetime);
- if (!timer)
- {
- js["Result"] = false;
- js["Error"] = "Timer not found";
- return true;
- }
-
- // Old version commented below used to set each thing individually based on whether it had changed. However, since
- // the only way to change the timer channel appears to be with the cTimer::Parse function, might as well use that
- // for everything it supports
- // Except flags. Get current flags, set using Parse, then add/remove active as needed the other way.
-
- time_t nstt = atoi(newStartTime);
- struct tm nstm;
- localtime_r(&nstt, &nstm);
- int nssf = (nstm.tm_hour * 100) + nstm.tm_min;
-
- time_t nztt = atoi(newStopTime);
- struct tm nztm;
- localtime_r(&nztt, &nztm);
- int nzsf = (nztm.tm_hour * 100) + nztm.tm_min;
-
- strreplace(newName, ':', '|');
-
- cString parseBuffer = cString::sprintf("%u:%s:%s:%04d:%04d:%d:%d:%s:%s",
- timer->Flags(), newChannelID, *(cTimer::PrintDay(atoi(newDay), atoi(newWeekDays), true)),
- nssf, nzsf, atoi(newPriority), atoi(newLifetime), newName, timer->Aux() ? timer->Aux() : "");
-
- logger->debug("timeredit: new parse: {}", *parseBuffer);
-
- bool parseResult = timer->Parse(*parseBuffer);
- if (!parseResult)
- {
- js["Result"] = false;
- js["Error"] = "Timer parsing failed";
- return true;
- }
-
- if (timer->HasFlags(tfActive) != !(strcasecmp(newActive, "true")))
- {
- logger->debug("timeredit: {} {} set new active: {}", timer->HasFlags(tfActive), !(strcasecmp(newActive, "true")), newActive);
-
- if (strcasecmp(newActive, "true") == 0)
- {
- timer->SetFlags(tfActive);
- }
- else if (strcasecmp(newActive, "false") == 0)
- {
- timer->ClrFlags(tfActive);
- }
- else
- {
- js["Result"] = false;
- js["Error"] = "Bad request parameters";
- return true;
- }
- }
-
- js["Result"] = true;
- Timers.SetModified();
- return true;
-
- /*
-
- if (strcmp(timer->File(), newName))
- {
- logger->debug("timeredit: set new name: {}", newName);
- timer->SetFile(newName);
- }
-
- if (timer->Day() != atoi(newDay))
- {
- logger->debug("timeredit: set new day: {}", newDay);
- timer->SetDay(atoi(newDay));
- }
-
- if (timer->WeekDays() != atoi(newWeekDays))
- {
- logger->debug("timeredit: set new week days: {}", newWeekDays);
- timer->SetWeekDays(atoi(newWeekDays));
- }
-
- if (timer->StartTime() != atoi(newStartTime))
- {
- logger->debug("timeredit: set new start time: {}", newStartTime);
- time_t nstt = atoi(newStartTime);
- struct tm nstm;
- localtime_r(&nstt, &nstm);
- int nssf = (nstm.tm_hour * 100) + nstm.tm_min;
- timer->SetStart(nssf);
- }
-
- if (timer->StopTime() != atoi(newStopTime))
- {
- logger->debug("timeredit: set new stop time: {}", newStopTime);
- time_t nztt = atoi(newStopTime);
- struct tm nztm;
- localtime_r(&nztt, &nztm);
- int nzsf = (nztm.tm_hour * 100) + nztm.tm_min;
- timer->SetStop(nzsf);
- }
-
- if (timer->Priority() != atoi(newPriority))
- {
- logger->debug("timeredit: set new priority: {}", newPriority);
- timer->SetPriority(atoi(newPriority));
- }
-
- if (timer->Lifetime() != atoi(newLifetime))
- {
- logger->debug("timeredit: set new lifetime: {}", newLifetime);
- timer->SetLifetime(atoi(newLifetime));
- }
-*/
-}
-
-cTimer* jsonserver_findTimer2(const char* rName, const char* rActive, const char* rChannelID, const char* rDay, const char* rWeekDays, const char* rStartTime, const char* rStopTime, const char* rPriority, const char* rLifetime)
-{
- std::shared_ptr<spd::logger> logger = spd::get("jsonserver_spdlog");
-
- int numTimers = Timers.Count();
- cTimer* timer;
- logger->debug("findtimer2: {} {} {} {} {} {} {} {} {}", rName, rActive, rChannelID, rDay, rWeekDays, rStartTime, rStopTime, rPriority, rLifetime);
- for (int i = 0; i < numTimers; i++)
- {
- timer = Timers.Get(i);
-
- logger->debug("findtimer2: search: {} {} {} {} {} {} {} {} {}", timer->File(), timer->HasFlags(tfActive), (const char*)timer->Channel()->GetChannelID().ToString(),
- (int)timer->Day(), timer->WeekDays(), (int)timer->StartTime(), (int)timer->StopTime(),
- timer->Priority(), timer->Lifetime());
-
- if ( (strcmp(timer->File(), rName) == 0)
- && (timer->HasFlags(tfActive) == !(strcasecmp(rActive, "true")))
- && (strcmp(timer->Channel()->GetChannelID().ToString(), rChannelID) == 0)
- && (timer->Day() == atoi(rDay))
- && (timer->WeekDays() == atoi(rWeekDays))
- && (timer->StartTime() == atoi(rStartTime))
- && (timer->StopTime() == atoi(rStopTime))
- && (timer->Priority() == atoi(rPriority))
- && (timer->Lifetime() == atoi(rLifetime))
- )
- {
- logger->debug("findtimer2: found");
- return timer;
- }
- }
- logger->debug("findtimer2: no timer found");
- return NULL;
-}
-
-cTimer* jsonserver_findTimer(const char* rChannelID, const char* rName, const char* rStartTime, const char* rStopTime, const char* rWeekDays)
-{
- std::shared_ptr<spd::logger> logger = spd::get("jsonserver_spdlog");
-
- int numTimers = Timers.Count();
- cTimer* timer;
- for (int i = 0; i < numTimers; i++)
- {
- timer = Timers.Get(i);
-
- logger->debug("findtimer: current: {}", (const char*)timer->ToText(true));
- logger->debug("findtimer: {}", (const char*)timer->Channel()->GetChannelID().ToString());
- logger->debug("findtimer: {}", rChannelID);
- logger->debug("findtimer: {}", timer->File());
- logger->debug("findtimer: {}", rName);
- logger->debug("findtimer: {}", timer->StartTime());
- logger->debug("findtimer: {}", rStartTime);
- logger->debug("findtimer: {}", timer->StopTime());
- logger->debug("findtimer: {}", rStopTime);
- logger->debug("findtimer: {}", timer->WeekDays());
- logger->debug("findtimer: {}", rWeekDays);
-
- if (
- (strcmp(timer->Channel()->GetChannelID().ToString(), rChannelID) == 0)
- && (strcmp(timer->File(), rName) == 0)
- && (timer->StartTime() == atoi(rStartTime))
- && (timer->StopTime() == atoi(rStopTime))
- && (timer->WeekDays() == atoi(rWeekDays))
- )
- {
- logger->debug("findtimer: found");
- return timer;
- }
- }
- logger->debug("findtimer: no timer found");
- return NULL;
-}
-
-bool jsonserver_timerdel(Json::Value& js, const char* postData)
-{
- std::shared_ptr<spd::logger> logger = spd::get("jsonserver_spdlog");
- logger->debug("timerdel");
-
- char rChannelID[50]; int mgv1 = mg_get_var(postData, strlen(postData), "ChannelID", rChannelID, 50);
- char rName[1024]; int mgv2 = mg_get_var(postData, strlen(postData), "Name", rName, 1024);
- char rStartTime[20]; int mgv3 = mg_get_var(postData, strlen(postData), "StartTime", rStartTime, 20);
- char rStopTime[20]; int mgv4 = mg_get_var(postData, strlen(postData), "StopTime", rStopTime, 20);
- char rWeekDays[50]; int mgv5 = mg_get_var(postData, strlen(postData), "WeekDays", rWeekDays, 20);
-
- if ( (mgv1 == -1) || (mgv2 == -1) || (mgv3 == -1) || (mgv4 == -1) || (mgv5 == -1))
- {
- logger->error("timerdel: request mgvs: {} {} {} {} {}", mgv1, mgv2, mgv3, mgv4, mgv5);
- js["Result"] = false;
- js["Error"] = "Bad request parameters";
- return true;
- }
-
- logger->debug("timerdel: {}:{}:{}:{}:{}", rChannelID, rName, rStartTime, rStopTime, rWeekDays);
-
- if (Timers.BeingEdited())
- {
- logger->debug("timerdel: Unable to delete timer - timers being edited at VDR");
- js["Result"] = false;
- js["Error"] = "Timers being edited at VDR";
- return true;
- }
-
- cTimer* timer = jsonserver_findTimer(rChannelID, rName, rStartTime, rStopTime, rWeekDays);
- if (timer)
- {
- if (timer->Recording())
- {
- logger->debug("timerdel: Unable to delete timer - timer is running");
- js["Result"] = false;
- js["Error"] = "Timer is running";
- return true;
- }
-
- // delete
-
- Timers.Del(timer);
- Timers.SetModified();
- js["Result"] = true;
- return true;
- }
-
- js["Result"] = false;
- js["Error"] = "Timer not found";
- return true;
-}
-
-bool jsonserver_timerisrecording(Json::Value& js, const char* postData)
-{
- std::shared_ptr<spd::logger> logger = spd::get("jsonserver_spdlog");
- logger->debug("timerisrecording");
-
- char rChannelID[50]; int mgv1 = mg_get_var(postData, strlen(postData), "ChannelID", rChannelID, 50);
- char rName[1024]; int mgv2 = mg_get_var(postData, strlen(postData), "Name", rName, 1024);
- char rStartTime[20]; int mgv3 = mg_get_var(postData, strlen(postData), "StartTime", rStartTime, 20);
- char rStopTime[20]; int mgv4 = mg_get_var(postData, strlen(postData), "StopTime", rStopTime, 20);
- char rWeekDays[50]; int mgv5 = mg_get_var(postData, strlen(postData), "WeekDays", rWeekDays, 20);
-
- if ( (mgv1 == -1) || (mgv2 == -1) || (mgv3 == -1) || (mgv4 == -1) || (mgv5 == -1))
- {
- logger->error("timerisrecording: request mgvs: {} {} {} {} {}", mgv1, mgv2, mgv3, mgv4, mgv5);
- js["Result"] = false;
- js["Error"] = "Bad request parameters";
- return true;
- }
-
- logger->debug("timerisrecording: {}:{}:{}:{}:{}", rChannelID, rName, rStartTime, rStopTime, rWeekDays);
-
- cTimer* timer = jsonserver_findTimer(rChannelID, rName, rStartTime, rStopTime, rWeekDays);
- if (timer)
- {
- js["Recording"] = timer->Recording();
- js["Pending"] = timer->Pending();
- js["Result"] = true;
- return true;
- }
-
- js["Result"] = false;
- js["Error"] = "Timer not found";
- return true;
-}
-
-bool jsonserver_tunersstatus(Json::Value& js, const char* postData)
-{
- std::shared_ptr<spd::logger> logger = spd::get("jsonserver_spdlog");
- logger->debug("tunerstatus");
-
- js["NumDevices"] = cDevice::NumDevices();
-
- Json::Value jsdevices(Json::arrayValue);
-
- for (int i = 0; i < cDevice::NumDevices(); i++)
- {
- Json::Value oneDevice;
- cDevice *d = cDevice::GetDevice(i);
- oneDevice["Number"] = d->DeviceNumber();
- oneDevice["Type"] = (const char*)d->DeviceType();
- oneDevice["Name"] = (const char*)d->DeviceName();
- oneDevice["IsPrimary"] = d->IsPrimaryDevice();
-
- const cChannel* cchannel = d->GetCurrentlyTunedTransponder();
- if (cchannel)
- {
- oneDevice["Frequency"] = cchannel->Frequency();
- oneDevice["SignalStrength"] = d->SignalStrength();
- oneDevice["SignalQuality"] = d->SignalQuality();
-
- }
- else
- {
- oneDevice["Frequency"] = 0;
- oneDevice["SignalStrength"] = 0;
- oneDevice["SignalQuality"] = 0;
- }
-
- jsdevices.append(oneDevice);
- }
-
- js["Devices"] = jsdevices;
-
-
- Json::Value jstimers(Json::arrayValue);
- int numTimers = Timers.Count();
- cTimer* timer;
- for (int i = 0; i < numTimers; i++)
- {
- timer = Timers.Get(i);
-
- if (timer->Recording())
- {
- Json::Value oneTimer;
- oneTimer["Recording"] = timer->Recording();
- oneTimer["StartTime"] = (int)timer->StartTime();
- oneTimer["StopTime"] = (int)timer->StopTime();
- oneTimer["File"] = timer->File();
-
- cRecordControl* crc = cRecordControls::GetRecordControl(timer);
- if (crc)
- {
- cDevice* crcd = crc->Device();
- oneTimer["DeviceNumber"] = crcd->DeviceNumber();
- }
- else
- {
- oneTimer["DeviceNumber"] = Json::Value::null;
- }
-
- const cChannel* channel = timer->Channel();
- if (channel)
- {
- oneTimer["ChannelName"] = channel->Name();
- }
- else
- {
- oneTimer["ChannelName"] = Json::Value::null;
- }
-
- jstimers.append(oneTimer);
- }
-
- }
- js["CurrentRecordings"] = jstimers;
-
-
- js["Result"] = true;
- return true;
-}
-
-
-bool jsonserver_epgsearchsame(Json::Value& js, const char* postData)
-{
- std::shared_ptr<spd::logger> logger = spd::get("jsonserver_spdlog");
- logger->debug("epgsearchsame");
-
- char sAtTime[15]; int mgv1 = mg_get_var(postData, strlen(postData), "time", sAtTime, 15);
- char sTitle[1024]; int mgv2 = mg_get_var(postData, strlen(postData), "title", sTitle, 1024);
-
- if ( (mgv1 == -1) || (mgv2 == -1) )
- {
- logger->error("epgsearchsame: request mgvs: {} {}", mgv1, mgv2);
- js["Result"] = false;
- js["Error"] = "Bad request parameters";
- return true;
- }
-
- int atTime = atoi(sAtTime);
- logger->debug("epgsearchsame: request time: {}, title: {}", atTime, sTitle);
-
-
-
- cSchedulesLock SchedulesLock;
- const cSchedules *schedules = cSchedules::Schedules(SchedulesLock);
- if (!schedules)
- {
- js["Result"] = false;
- return true;
- }
-
- Json::Value jsevents(Json::arrayValue);
-
- const cEvent *event;
- for (cSchedule *schedule = schedules->First(); (schedule != NULL); schedule = schedules->Next(schedule))
- {
- event = schedule->GetEventAround(atTime);
- if (!event) continue; // nothing found on this schedule(channel)
-
- if (!strcmp(event->Title(), sTitle))
- {
- Json::Value oneEvent;
- oneEvent["ChannelID"] = (const char*)event->ChannelID().ToString();
- oneEvent["ID"] = event->EventID();
- oneEvent["Time"] = (Json::UInt)event->StartTime();
- oneEvent["Duration"] = event->Duration();
- oneEvent["Title"] = event->Title() ? event->Title() : "";
- oneEvent["ShortText"] = event->ShortText() ? event->ShortText() : "";
- oneEvent["HasTimer"] = event->HasTimer();
- //oneEvent["Description"] = event->Description() ? event->Description() : "";
- jsevents.append(oneEvent);
- }
- }
-
- js["Events"] = jsevents;
- js["Result"] = true;
- return true;
-}
-
-bool jsonserver_epgdownload(Json::Value& js, const char* postData)
-{
- std::shared_ptr<spd::logger> logger = spd::get("jsonserver_spdlog");
- logger->debug("epgdownload: '{}'", postData);
-
- cSchedulesLock MutexLock;
- const cSchedules *Schedules = cSchedules::Schedules(MutexLock);
-
- if (!Schedules)
- {
- logger->error("epgdownload: Could not get Schedules object");
- js["Result"] = false;
- js["Error"] = "Internal schedules error (1)";
- return true;
- }
-
- Json::Value jsevents(Json::arrayValue);
-
- for (cChannel* channel = Channels.First(); channel; channel = Channels.Next(channel))
- {
- if (channel->GroupSep()) continue;
-
- const cSchedule *Schedule = Schedules->GetSchedule(channel->GetChannelID());
- if (!Schedule) continue;
-
-
- for (const cEvent* event = Schedule->Events()->First(); event; event = Schedule->Events()->Next(event))
- {
- Json::Value oneEvent;
- oneEvent["ChannelNumber"] = channel->Number();
- oneEvent["ChannelID"] = (const char*)event->ChannelID().ToString();
- oneEvent["ID"] = event->EventID();
- oneEvent["Time"] = (Json::UInt)event->StartTime();
- oneEvent["Duration"] = event->Duration();
- oneEvent["Title"] = event->Title() ? event->Title() : "";
- oneEvent["ShortText"] = event->ShortText() ? event->ShortText() : "";
- oneEvent["HasTimer"] = event->HasTimer();
- oneEvent["Description"] = event->Description() ? event->Description() : "";
- jsevents.append(oneEvent);
- }
- }
-
- js["Result"] = true;
- js["Events"] = jsevents;
- return true;
-}
-
-bool jsonserver_epgsearch(Json::Value& js, const char* postData)
-{
- std::shared_ptr<spd::logger> logger = spd::get("jsonserver_spdlog");
- logger->debug("epgsearch: '{}'", postData);
-
- char searchfor[1024]; int mgv1 = mg_get_var(postData, strlen(postData), "searchfor", searchfor, 1024);
-
- if (mgv1 == -1)
- {
- logger->error("epgsearch: request mgvs: {}", mgv1);
- js["Result"] = false;
- js["Error"] = "Bad request parameters";
- return true;
- }
-
- logger->debug("epgsearch: search for: {}", searchfor);
-
- cSchedulesLock MutexLock;
- const cSchedules *Schedules = cSchedules::Schedules(MutexLock);
-
- if (!Schedules)
- {
- logger->error("epgsearch: Could not get Schedules object");
- js["Result"] = false;
- js["Error"] = "Internal schedules error (1)";
- return true;
- }
-
- Json::Value jsevents(Json::arrayValue);
-
- for (cChannel* channel = Channels.First(); channel; channel = Channels.Next(channel))
- {
- if (channel->GroupSep()) continue;
-
- const cSchedule *Schedule = Schedules->GetSchedule(channel->GetChannelID());
- if (!Schedule) continue;
-
- bool foundtitle;
- bool founddescription;
- for (const cEvent* event = Schedule->Events()->First(); event; event = Schedule->Events()->Next(event))
- {
- foundtitle = false;
- founddescription = false;
-
- if (event->Title() && strcasestr(event->Title(), searchfor)) foundtitle = true;
-
- if (!foundtitle && event->Description())
- if (strcasestr(event->Description(), searchfor)) founddescription = true;
-
- if (foundtitle || founddescription)
- {
- Json::Value oneEvent;
- oneEvent["ChannelNumber"] = channel->Number();
- oneEvent["ChannelID"] = (const char*)event->ChannelID().ToString();
- oneEvent["ID"] = event->EventID();
- oneEvent["Time"] = (Json::UInt)event->StartTime();
- oneEvent["Duration"] = event->Duration();
- oneEvent["Title"] = event->Title() ? event->Title() : "";
- oneEvent["ShortText"] = event->ShortText() ? event->ShortText() : "";
- oneEvent["HasTimer"] = event->HasTimer();
- oneEvent["Description"] = event->Description() ? event->Description() : "";
- if (founddescription)
- oneEvent["FoundInDesc"] = true;
- else
- oneEvent["FoundInDesc"] = false;
- jsevents.append(oneEvent);
- }
- }
- }
-
- js["Result"] = true;
- js["Events"] = jsevents;
- return true;
-}
+++ /dev/null
-// Copyright (c) 2004-2013 Sergey Lyubka\r
-//\r
-// Permission is hereby granted, free of charge, to any person obtaining a copy\r
-// of this software and associated documentation files (the "Software"), to deal\r
-// in the Software without restriction, including without limitation the rights\r
-// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell\r
-// copies of the Software, and to permit persons to whom the Software is\r
-// furnished to do so, subject to the following conditions:\r
-//\r
-// The above copyright notice and this permission notice shall be included in\r
-// all copies or substantial portions of the Software.\r
-//\r
-// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR\r
-// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,\r
-// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE\r
-// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER\r
-// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,\r
-// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN\r
-// THE SOFTWARE.\r
-\r
-#if defined(_WIN32)\r
-#define _CRT_SECURE_NO_WARNINGS // Disable deprecation warning in VS2005\r
-#else\r
-#ifdef __linux__\r
-#define _XOPEN_SOURCE 600 // For flockfile() on Linux\r
-#endif\r
-//#define _LARGEFILE_SOURCE // Enable 64-bit file offsets\r
-#define __STDC_FORMAT_MACROS // <inttypes.h> wants this for C++\r
-#define __STDC_LIMIT_MACROS // C++ wants that for INT64_MAX\r
-#endif\r
-\r
-#if defined (_MSC_VER)\r
-// conditional expression is constant: introduced by FD_SET(..)\r
-#pragma warning (disable : 4127)\r
-// non-constant aggregate initializer: issued due to missing C99 support\r
-#pragma warning (disable : 4204)\r
-#endif\r
-\r
-// Disable WIN32_LEAN_AND_MEAN.\r
-// This makes windows.h always include winsock2.h\r
-#ifdef WIN32_LEAN_AND_MEAN\r
-#undef WIN32_LEAN_AND_MEAN\r
-#endif\r
-\r
-#if defined(__SYMBIAN32__)\r
-#define NO_SSL // SSL is not supported\r
-#define NO_CGI // CGI is not supported\r
-#define PATH_MAX FILENAME_MAX\r
-#endif // __SYMBIAN32__\r
-\r
-#ifndef _WIN32_WCE // Some ANSI #includes are not available on Windows CE\r
-#include <sys/types.h>\r
-#include <sys/stat.h>\r
-#include <errno.h>\r
-#include <signal.h>\r
-#include <fcntl.h>\r
-#endif // !_WIN32_WCE\r
-\r
-#include <time.h>\r
-#include <stdlib.h>\r
-#include <stdarg.h>\r
-#include <assert.h>\r
-#include <string.h>\r
-#include <ctype.h>\r
-#include <limits.h>\r
-#include <stddef.h>\r
-#include <stdio.h>\r
-\r
-#if defined(_WIN32) && !defined(__SYMBIAN32__) // Windows specific\r
-#define _WIN32_WINNT 0x0400 // To make it link in VS2005\r
-#include <windows.h>\r
-\r
-#ifndef PATH_MAX\r
-#define PATH_MAX MAX_PATH\r
-#endif\r
-\r
-#ifndef _WIN32_WCE\r
-#include <process.h>\r
-#include <direct.h>\r
-#include <io.h>\r
-#else // _WIN32_WCE\r
-#define NO_CGI // WinCE has no pipes\r
-\r
-typedef long off_t;\r
-\r
-#define errno GetLastError()\r
-#define strerror(x) _ultoa(x, (char *) _alloca(sizeof(x) *3 ), 10)\r
-#endif // _WIN32_WCE\r
-\r
-#define MAKEUQUAD(lo, hi) ((uint64_t)(((uint32_t)(lo)) | \\r
- ((uint64_t)((uint32_t)(hi))) << 32))\r
-#define RATE_DIFF 10000000 // 100 nsecs\r
-#define EPOCH_DIFF MAKEUQUAD(0xd53e8000, 0x019db1de)\r
-#define SYS2UNIX_TIME(lo, hi) \\r
- (time_t) ((MAKEUQUAD((lo), (hi)) - EPOCH_DIFF) / RATE_DIFF)\r
-\r
-// Visual Studio 6 does not know __func__ or __FUNCTION__\r
-// The rest of MS compilers use __FUNCTION__, not C99 __func__\r
-// Also use _strtoui64 on modern M$ compilers\r
-#if defined(_MSC_VER) && _MSC_VER < 1300\r
-#define STRX(x) #x\r
-#define STR(x) STRX(x)\r
-#define __func__ __FILE__ ":" STR(__LINE__)\r
-#define strtoull(x, y, z) strtoul(x, y, z)\r
-#define strtoll(x, y, z) strtol(x, y, z)\r
-#else\r
-#define __func__ __FUNCTION__\r
-#define strtoull(x, y, z) _strtoui64(x, y, z)\r
-#define strtoll(x, y, z) _strtoi64(x, y, z)\r
-#endif // _MSC_VER\r
-\r
-#define ERRNO GetLastError()\r
-#define NO_SOCKLEN_T\r
-#define SSL_LIB "ssleay32.dll"\r
-#define CRYPTO_LIB "libeay32.dll"\r
-#define O_NONBLOCK 0\r
-#if !defined(EWOULDBLOCK)\r
-#define EWOULDBLOCK WSAEWOULDBLOCK\r
-#endif // !EWOULDBLOCK\r
-#define _POSIX_\r
-#define INT64_FMT "I64d"\r
-\r
-#define WINCDECL __cdecl\r
-#define SHUT_WR 1\r
-#define snprintf _snprintf\r
-#define vsnprintf _vsnprintf\r
-#define mg_sleep(x) Sleep(x)\r
-\r
-#define pipe(x) _pipe(x, MG_BUF_LEN, _O_BINARY)\r
-#define popen(x, y) _popen(x, y)\r
-#define pclose(x) _pclose(x)\r
-#define close(x) _close(x)\r
-#define dlsym(x,y) GetProcAddress((HINSTANCE) (x), (y))\r
-#define RTLD_LAZY 0\r
-#define fseeko(x, y, z) _lseeki64(_fileno(x), (y), (z))\r
-#define fdopen(x, y) _fdopen((x), (y))\r
-#define write(x, y, z) _write((x), (y), (unsigned) z)\r
-#define read(x, y, z) _read((x), (y), (unsigned) z)\r
-#define flockfile(x) EnterCriticalSection(&global_log_file_lock)\r
-#define funlockfile(x) LeaveCriticalSection(&global_log_file_lock)\r
-#define sleep(x) Sleep((x) * 1000)\r
-#define va_copy(x, y) x = y\r
-\r
-#if !defined(fileno)\r
-#define fileno(x) _fileno(x)\r
-#endif // !fileno MINGW #defines fileno\r
-\r
-typedef HANDLE pthread_mutex_t;\r
-typedef struct {HANDLE signal, broadcast;} pthread_cond_t;\r
-typedef DWORD pthread_t;\r
-#define pid_t HANDLE // MINGW typedefs pid_t to int. Using #define here.\r
-\r
-static int pthread_mutex_lock(pthread_mutex_t *);\r
-static int pthread_mutex_unlock(pthread_mutex_t *);\r
-static void to_unicode(const char *path, wchar_t *wbuf, size_t wbuf_len);\r
-struct file;\r
-static char *mg_fgets(char *buf, size_t size, struct file *filep, char **p);\r
-\r
-#if defined(HAVE_STDINT)\r
-#include <stdint.h>\r
-#else\r
-typedef unsigned int uint32_t;\r
-typedef unsigned short uint16_t;\r
-typedef unsigned __int64 uint64_t;\r
-typedef __int64 int64_t;\r
-#define INT64_MAX 9223372036854775807\r
-#endif // HAVE_STDINT\r
-\r
-// POSIX dirent interface\r
-struct dirent {\r
- char d_name[PATH_MAX];\r
-};\r
-\r
-typedef struct DIR {\r
- HANDLE handle;\r
- WIN32_FIND_DATAW info;\r
- struct dirent result;\r
-} DIR;\r
-\r
-#ifndef HAS_POLL\r
-struct pollfd {\r
- int fd;\r
- short events;\r
- short revents;\r
-};\r
-#define POLLIN 1\r
-#endif\r
-\r
-\r
-// Mark required libraries\r
-#pragma comment(lib, "Ws2_32.lib")\r
-\r
-#else // UNIX specific\r
-#include <sys/wait.h>\r
-#include <sys/socket.h>\r
-#include <sys/poll.h>\r
-#include <netinet/in.h>\r
-#include <arpa/inet.h>\r
-#include <sys/time.h>\r
-#include <stdint.h>\r
-#include <inttypes.h>\r
-#include <netdb.h>\r
-\r
-#include <pwd.h>\r
-#include <unistd.h>\r
-#include <dirent.h>\r
-#if !defined(NO_SSL_DL) && !defined(NO_SSL)\r
-#include <dlfcn.h>\r
-#endif\r
-#include <pthread.h>\r
-#if defined(__MACH__)\r
-#define SSL_LIB "libssl.dylib"\r
-#define CRYPTO_LIB "libcrypto.dylib"\r
-#else\r
-#if !defined(SSL_LIB)\r
-#define SSL_LIB "libssl.so"\r
-#endif\r
-#if !defined(CRYPTO_LIB)\r
-#define CRYPTO_LIB "libcrypto.so"\r
-#endif\r
-#endif\r
-#ifndef O_BINARY\r
-#define O_BINARY 0\r
-#endif // O_BINARY\r
-#define closesocket(a) close(a)\r
-#define mg_mkdir(x, y) mkdir(x, y)\r
-#define mg_remove(x) remove(x)\r
-#define mg_rename(x, y) rename(x, y)\r
-#define mg_sleep(x) usleep((x) * 1000)\r
-#define ERRNO errno\r
-#define INVALID_SOCKET (-1)\r
-#define INT64_FMT PRId64\r
-typedef int SOCKET;\r
-#define WINCDECL\r
-\r
-#endif // End of Windows and UNIX specific includes\r
-\r
-#include "mongoose.h"\r
-\r
-#ifdef USE_LUA\r
-#include <lua.h>\r
-#include <lauxlib.h>\r
-#endif\r
-\r
-#define MONGOOSE_VERSION "3.7"\r
-#define PASSWORDS_FILE_NAME ".htpasswd"\r
-#define CGI_ENVIRONMENT_SIZE 4096\r
-#define MAX_CGI_ENVIR_VARS 64\r
-#define MG_BUF_LEN 8192\r
-#define MAX_REQUEST_SIZE 16384\r
-#define ARRAY_SIZE(array) (sizeof(array) / sizeof(array[0]))\r
-\r
-#ifdef _WIN32\r
-static CRITICAL_SECTION global_log_file_lock;\r
-static pthread_t pthread_self(void) {\r
- return GetCurrentThreadId();\r
-}\r
-#endif // _WIN32\r
-\r
-#ifdef DEBUG_TRACE\r
-#undef DEBUG_TRACE\r
-#define DEBUG_TRACE(x)\r
-#else\r
-#if defined(DEBUG)\r
-#define DEBUG_TRACE(x) do { \\r
- flockfile(stdout); \\r
- printf("*** %lu.%p.%s.%d: ", \\r
- (unsigned long) time(NULL), (void *) pthread_self(), \\r
- __func__, __LINE__); \\r
- printf x; \\r
- putchar('\n'); \\r
- fflush(stdout); \\r
- funlockfile(stdout); \\r
-} while (0)\r
-#else\r
-#define DEBUG_TRACE(x)\r
-#endif // DEBUG\r
-#endif // DEBUG_TRACE\r
-\r
-// Darwin prior to 7.0 and Win32 do not have socklen_t\r
-#ifdef NO_SOCKLEN_T\r
-typedef int socklen_t;\r
-#endif // NO_SOCKLEN_T\r
-#define _DARWIN_UNLIMITED_SELECT\r
-\r
-#if !defined(MSG_NOSIGNAL)\r
-#define MSG_NOSIGNAL 0\r
-#endif\r
-\r
-#if !defined(SOMAXCONN)\r
-#define SOMAXCONN 100\r
-#endif\r
-\r
-#if !defined(PATH_MAX)\r
-#define PATH_MAX 4096\r
-#endif\r
-\r
-static const char *http_500_error = "Internal Server Error";\r
-\r
-#if defined(NO_SSL_DL)\r
-#include <openssl/ssl.h>\r
-#else\r
-// SSL loaded dynamically from DLL.\r
-// I put the prototypes here to be independent from OpenSSL source installation.\r
-typedef struct ssl_st SSL;\r
-typedef struct ssl_method_st SSL_METHOD;\r
-typedef struct ssl_ctx_st SSL_CTX;\r
-\r
-struct ssl_func {\r
- const char *name; // SSL function name\r
- void (*ptr)(void); // Function pointer\r
-};\r
-\r
-#define SSL_free (* (void (*)(SSL *)) ssl_sw[0].ptr)\r
-#define SSL_accept (* (int (*)(SSL *)) ssl_sw[1].ptr)\r
-#define SSL_connect (* (int (*)(SSL *)) ssl_sw[2].ptr)\r
-#define SSL_read (* (int (*)(SSL *, void *, int)) ssl_sw[3].ptr)\r
-#define SSL_write (* (int (*)(SSL *, const void *,int)) ssl_sw[4].ptr)\r
-#define SSL_get_error (* (int (*)(SSL *, int)) ssl_sw[5].ptr)\r
-#define SSL_set_fd (* (int (*)(SSL *, SOCKET)) ssl_sw[6].ptr)\r
-#define SSL_new (* (SSL * (*)(SSL_CTX *)) ssl_sw[7].ptr)\r
-#define SSL_CTX_new (* (SSL_CTX * (*)(SSL_METHOD *)) ssl_sw[8].ptr)\r
-#define SSLv23_server_method (* (SSL_METHOD * (*)(void)) ssl_sw[9].ptr)\r
-#define SSL_library_init (* (int (*)(void)) ssl_sw[10].ptr)\r
-#define SSL_CTX_use_PrivateKey_file (* (int (*)(SSL_CTX *, \\r
- const char *, int)) ssl_sw[11].ptr)\r
-#define SSL_CTX_use_certificate_file (* (int (*)(SSL_CTX *, \\r
- const char *, int)) ssl_sw[12].ptr)\r
-#define SSL_CTX_set_default_passwd_cb \\r
- (* (void (*)(SSL_CTX *, mg_callback_t)) ssl_sw[13].ptr)\r
-#define SSL_CTX_free (* (void (*)(SSL_CTX *)) ssl_sw[14].ptr)\r
-#define SSL_load_error_strings (* (void (*)(void)) ssl_sw[15].ptr)\r
-#define SSL_CTX_use_certificate_chain_file \\r
- (* (int (*)(SSL_CTX *, const char *)) ssl_sw[16].ptr)\r
-#define SSLv23_client_method (* (SSL_METHOD * (*)(void)) ssl_sw[17].ptr)\r
-#define SSL_pending (* (int (*)(SSL *)) ssl_sw[18].ptr)\r
-#define SSL_CTX_set_verify (* (void (*)(SSL_CTX *, int, int)) ssl_sw[19].ptr)\r
-\r
-#define CRYPTO_num_locks (* (int (*)(void)) crypto_sw[0].ptr)\r
-#define CRYPTO_set_locking_callback \\r
- (* (void (*)(void (*)(int, int, const char *, int))) crypto_sw[1].ptr)\r
-#define CRYPTO_set_id_callback \\r
- (* (void (*)(unsigned long (*)(void))) crypto_sw[2].ptr)\r
-#define ERR_get_error (* (unsigned long (*)(void)) crypto_sw[3].ptr)\r
-#define ERR_error_string (* (char * (*)(unsigned long,char *)) crypto_sw[4].ptr)\r
-\r
-// set_ssl_option() function updates this array.\r
-// It loads SSL library dynamically and changes NULLs to the actual addresses\r
-// of respective functions. The macros above (like SSL_connect()) are really\r
-// just calling these functions indirectly via the pointer.\r
-static struct ssl_func ssl_sw[] = {\r
- {"SSL_free", NULL},\r
- {"SSL_accept", NULL},\r
- {"SSL_connect", NULL},\r
- {"SSL_read", NULL},\r
- {"SSL_write", NULL},\r
- {"SSL_get_error", NULL},\r
- {"SSL_set_fd", NULL},\r
- {"SSL_new", NULL},\r
- {"SSL_CTX_new", NULL},\r
- {"SSLv23_server_method", NULL},\r
- {"SSL_library_init", NULL},\r
- {"SSL_CTX_use_PrivateKey_file", NULL},\r
- {"SSL_CTX_use_certificate_file",NULL},\r
- {"SSL_CTX_set_default_passwd_cb",NULL},\r
- {"SSL_CTX_free", NULL},\r
- {"SSL_load_error_strings", NULL},\r
- {"SSL_CTX_use_certificate_chain_file", NULL},\r
- {"SSLv23_client_method", NULL},\r
- {"SSL_pending", NULL},\r
- {"SSL_CTX_set_verify", NULL},\r
- {NULL, NULL}\r
-};\r
-\r
-// Similar array as ssl_sw. These functions could be located in different lib.\r
-#if !defined(NO_SSL)\r
-static struct ssl_func crypto_sw[] = {\r
- {"CRYPTO_num_locks", NULL},\r
- {"CRYPTO_set_locking_callback", NULL},\r
- {"CRYPTO_set_id_callback", NULL},\r
- {"ERR_get_error", NULL},\r
- {"ERR_error_string", NULL},\r
- {NULL, NULL}\r
-};\r
-#endif // NO_SSL\r
-#endif // NO_SSL_DL\r
-\r
-static const char *month_names[] = {\r
- "Jan", "Feb", "Mar", "Apr", "May", "Jun",\r
- "Jul", "Aug", "Sep", "Oct", "Nov", "Dec"\r
-};\r
-\r
-// Unified socket address. For IPv6 support, add IPv6 address structure\r
-// in the union u.\r
-union usa {\r
- struct sockaddr sa;\r
- struct sockaddr_in sin;\r
-#if defined(USE_IPV6)\r
- struct sockaddr_in6 sin6;\r
-#endif\r
-};\r
-\r
-// Describes a string (chunk of memory).\r
-struct vec {\r
- const char *ptr;\r
- size_t len;\r
-};\r
-\r
-struct file {\r
- int is_directory;\r
- time_t modification_time;\r
- int64_t size;\r
- FILE *fp;\r
- const char *membuf; // Non-NULL if file data is in memory\r
-};\r
-#define STRUCT_FILE_INITIALIZER {0, 0, 0, NULL, NULL}\r
-\r
-// Describes listening socket, or socket which was accept()-ed by the master\r
-// thread and queued for future handling by the worker thread.\r
-struct socket {\r
- SOCKET sock; // Listening socket\r
- union usa lsa; // Local socket address\r
- union usa rsa; // Remote socket address\r
- unsigned is_ssl:1; // Is port SSL-ed\r
- unsigned ssl_redir:1; // Is port supposed to redirect everything to SSL port\r
-};\r
-\r
-// NOTE(lsm): this enum shoulds be in sync with the config_options below.\r
-enum {\r
- CGI_EXTENSIONS, CGI_ENVIRONMENT, PUT_DELETE_PASSWORDS_FILE, CGI_INTERPRETER,\r
- PROTECT_URI, AUTHENTICATION_DOMAIN, SSI_EXTENSIONS, THROTTLE,\r
- ACCESS_LOG_FILE, ENABLE_DIRECTORY_LISTING, ERROR_LOG_FILE,\r
- GLOBAL_PASSWORDS_FILE, INDEX_FILES, ENABLE_KEEP_ALIVE, ACCESS_CONTROL_LIST,\r
- EXTRA_MIME_TYPES, LISTENING_PORTS, DOCUMENT_ROOT, SSL_CERTIFICATE,\r
- NUM_THREADS, RUN_AS_USER, REWRITE, HIDE_FILES, REQUEST_TIMEOUT,\r
- NUM_OPTIONS\r
-};\r
-\r
-static const char *config_options[] = {\r
- "C", "cgi_pattern", "**.cgi$|**.pl$|**.php$",\r
- "E", "cgi_environment", NULL,\r
- "G", "put_delete_auth_file", NULL,\r
- "I", "cgi_interpreter", NULL,\r
- "P", "protect_uri", NULL,\r
- "R", "authentication_domain", "mydomain.com",\r
- "S", "ssi_pattern", "**.shtml$|**.shtm$",\r
- "T", "throttle", NULL,\r
- "a", "access_log_file", NULL,\r
- "d", "enable_directory_listing", "yes",\r
- "e", "error_log_file", NULL,\r
- "g", "global_auth_file", NULL,\r
- "i", "index_files", "index.html,index.htm,index.cgi,index.shtml,index.php",\r
- "k", "enable_keep_alive", "no",\r
- "l", "access_control_list", NULL,\r
- "m", "extra_mime_types", NULL,\r
- "p", "listening_ports", "8080",\r
- "r", "document_root", ".",\r
- "s", "ssl_certificate", NULL,\r
- "t", "num_threads", "20",\r
- "u", "run_as_user", NULL,\r
- "w", "url_rewrite_patterns", NULL,\r
- "x", "hide_files_patterns", NULL,\r
- "z", "request_timeout_ms", "30000",\r
- NULL\r
-};\r
-#define ENTRIES_PER_CONFIG_OPTION 3\r
-\r
-struct mg_context {\r
- volatile int stop_flag; // Should we stop event loop\r
- SSL_CTX *ssl_ctx; // SSL context\r
- char *config[NUM_OPTIONS]; // Mongoose configuration parameters\r
- struct mg_callbacks callbacks; // User-defined callback function\r
- void *user_data; // User-defined data\r
-\r
- struct socket *listening_sockets;\r
- int num_listening_sockets;\r
-\r
- volatile int num_threads; // Number of threads\r
- pthread_mutex_t mutex; // Protects (max|num)_threads\r
- pthread_cond_t cond; // Condvar for tracking workers terminations\r
-\r
- struct socket queue[20]; // Accepted sockets\r
- volatile int sq_head; // Head of the socket queue\r
- volatile int sq_tail; // Tail of the socket queue\r
- pthread_cond_t sq_full; // Signaled when socket is produced\r
- pthread_cond_t sq_empty; // Signaled when socket is consumed\r
-};\r
-\r
-struct mg_connection {\r
- struct mg_request_info request_info;\r
- struct mg_context *ctx;\r
- SSL *ssl; // SSL descriptor\r
- SSL_CTX *client_ssl_ctx; // SSL context for client connections\r
- struct socket client; // Connected client\r
- time_t birth_time; // Time when request was received\r
- int64_t num_bytes_sent; // Total bytes sent to client\r
- int64_t content_len; // Content-Length header value\r
- int64_t consumed_content; // How many bytes of content have been read\r
- char *buf; // Buffer for received data\r
- char *path_info; // PATH_INFO part of the URL\r
- int must_close; // 1 if connection must be closed\r
- int buf_size; // Buffer size\r
- int request_len; // Size of the request + headers in a buffer\r
- int data_len; // Total size of data in a buffer\r
- int status_code; // HTTP reply status code, e.g. 200\r
- int throttle; // Throttling, bytes/sec. <= 0 means no throttle\r
- time_t last_throttle_time; // Last time throttled data was sent\r
- int64_t last_throttle_bytes;// Bytes sent this second\r
-};\r
-\r
-const char **mg_get_valid_option_names(void) {\r
- return config_options;\r
-}\r
-\r
-static int is_file_in_memory(struct mg_connection *conn, const char *path,\r
- struct file *filep) {\r
- size_t size = 0;\r
- if ((filep->membuf = conn->ctx->callbacks.open_file == NULL ? NULL :\r
- conn->ctx->callbacks.open_file(conn, path, &size)) != NULL) {\r
- // NOTE: override filep->size only on success. Otherwise, it might break\r
- // constructs like if (!mg_stat() || !mg_fopen()) ...\r
- filep->size = size;\r
- }\r
- return filep->membuf != NULL;\r
-}\r
-\r
-static int is_file_opened(const struct file *filep) {\r
- return filep->membuf != NULL || filep->fp != NULL;\r
-}\r
-\r
-static int mg_fopen(struct mg_connection *conn, const char *path,\r
- const char *mode, struct file *filep) {\r
- if (!is_file_in_memory(conn, path, filep)) {\r
-#ifdef _WIN32\r
- wchar_t wbuf[PATH_MAX], wmode[20];\r
- to_unicode(path, wbuf, ARRAY_SIZE(wbuf));\r
- MultiByteToWideChar(CP_UTF8, 0, mode, -1, wmode, ARRAY_SIZE(wmode));\r
- filep->fp = _wfopen(wbuf, wmode);\r
-#else\r
- filep->fp = fopen(path, mode);\r
-#endif\r
- }\r
-\r
- return is_file_opened(filep);\r
-}\r
-\r
-static void mg_fclose(struct file *filep) {\r
- if (filep != NULL && filep->fp != NULL) {\r
- fclose(filep->fp);\r
- }\r
-}\r
-\r
-static int get_option_index(const char *name) {\r
- int i;\r
-\r
- for (i = 0; config_options[i] != NULL; i += ENTRIES_PER_CONFIG_OPTION) {\r
- if (strcmp(config_options[i], name) == 0 ||\r
- strcmp(config_options[i + 1], name) == 0) {\r
- return i / ENTRIES_PER_CONFIG_OPTION;\r
- }\r
- }\r
- return -1;\r
-}\r
-\r
-const char *mg_get_option(const struct mg_context *ctx, const char *name) {\r
- int i;\r
- if ((i = get_option_index(name)) == -1) {\r
- return NULL;\r
- } else if (ctx->config[i] == NULL) {\r
- return "";\r
- } else {\r
- return ctx->config[i];\r
- }\r
-}\r
-\r
-static void sockaddr_to_string(char *buf, size_t len,\r
- const union usa *usa) {\r
- buf[0] = '\0';\r
-#if defined(USE_IPV6)\r
- inet_ntop(usa->sa.sa_family, usa->sa.sa_family == AF_INET ?\r
- (void *) &usa->sin.sin_addr :\r
- (void *) &usa->sin6.sin6_addr, buf, len);\r
-#elif defined(_WIN32)\r
- // Only Windoze Vista (and newer) have inet_ntop()\r
- strncpy(buf, inet_ntoa(usa->sin.sin_addr), len);\r
-#else\r
- inet_ntop(usa->sa.sa_family, (void *) &usa->sin.sin_addr, buf, len);\r
-#endif\r
-}\r
-\r
-static void cry(struct mg_connection *conn,\r
- PRINTF_FORMAT_STRING(const char *fmt), ...) PRINTF_ARGS(2, 3);\r
-\r
-// Print error message to the opened error log stream.\r
-static void cry(struct mg_connection *conn, const char *fmt, ...) {\r
- char buf[MG_BUF_LEN], src_addr[20];\r
- va_list ap;\r
- FILE *fp;\r
- time_t timestamp;\r
-\r
- va_start(ap, fmt);\r
- (void) vsnprintf(buf, sizeof(buf), fmt, ap);\r
- va_end(ap);\r
-\r
- // Do not lock when getting the callback value, here and below.\r
- // I suppose this is fine, since function cannot disappear in the\r
- // same way string option can.\r
- if (conn->ctx->callbacks.log_message == NULL ||\r
- conn->ctx->callbacks.log_message(conn, buf) == 0) {\r
- fp = conn->ctx == NULL || conn->ctx->config[ERROR_LOG_FILE] == NULL ? NULL :\r
- fopen(conn->ctx->config[ERROR_LOG_FILE], "a+");\r
-\r
- if (fp != NULL) {\r
- flockfile(fp);\r
- timestamp = time(NULL);\r
-\r
- sockaddr_to_string(src_addr, sizeof(src_addr), &conn->client.rsa);\r
- fprintf(fp, "[%010lu] [error] [client %s] ", (unsigned long) timestamp,\r
- src_addr);\r
-\r
- if (conn->request_info.request_method != NULL) {\r
- fprintf(fp, "%s %s: ", conn->request_info.request_method,\r
- conn->request_info.uri);\r
- }\r
-\r
- fprintf(fp, "%s", buf);\r
- fputc('\n', fp);\r
- funlockfile(fp);\r
- fclose(fp);\r
- }\r
- }\r
-}\r
-\r
-// Return fake connection structure. Used for logging, if connection\r
-// is not applicable at the moment of logging.\r
-static struct mg_connection *fc(struct mg_context *ctx) {\r
- static struct mg_connection fake_connection;\r
- fake_connection.ctx = ctx;\r
- return &fake_connection;\r
-}\r
-\r
-const char *mg_version(void) {\r
- return MONGOOSE_VERSION;\r
-}\r
-\r
-struct mg_request_info *mg_get_request_info(struct mg_connection *conn) {\r
- return &conn->request_info;\r
-}\r
-\r
-static void mg_strlcpy(register char *dst, register const char *src, size_t n) {\r
- for (; *src != '\0' && n > 1; n--) {\r
- *dst++ = *src++;\r
- }\r
- *dst = '\0';\r
-}\r
-\r
-static int lowercase(const char *s) {\r
- return tolower(* (const unsigned char *) s);\r
-}\r
-\r
-static int mg_strncasecmp(const char *s1, const char *s2, size_t len) {\r
- int diff = 0;\r
-\r
- if (len > 0)\r
- do {\r
- diff = lowercase(s1++) - lowercase(s2++);\r
- } while (diff == 0 && s1[-1] != '\0' && --len > 0);\r
-\r
- return diff;\r
-}\r
-\r
-static int mg_strcasecmp(const char *s1, const char *s2) {\r
- int diff;\r
-\r
- do {\r
- diff = lowercase(s1++) - lowercase(s2++);\r
- } while (diff == 0 && s1[-1] != '\0');\r
-\r
- return diff;\r
-}\r
-\r
-static char * mg_strndup(const char *ptr, size_t len) {\r
- char *p;\r
-\r
- if ((p = (char *) malloc(len + 1)) != NULL) {\r
- mg_strlcpy(p, ptr, len + 1);\r
- }\r
-\r
- return p;\r
-}\r
-\r
-static char * mg_strdup(const char *str) {\r
- return mg_strndup(str, strlen(str));\r
-}\r
-\r
-// Like snprintf(), but never returns negative value, or a value\r
-// that is larger than a supplied buffer.\r
-// Thanks to Adam Zeldis to pointing snprintf()-caused vulnerability\r
-// in his audit report.\r
-static int mg_vsnprintf(struct mg_connection *conn, char *buf, size_t buflen,\r
- const char *fmt, va_list ap) {\r
- int n;\r
-\r
- if (buflen == 0)\r
- return 0;\r
-\r
- n = vsnprintf(buf, buflen, fmt, ap);\r
-\r
- if (n < 0) {\r
- cry(conn, "vsnprintf error");\r
- n = 0;\r
- } else if (n >= (int) buflen) {\r
- cry(conn, "truncating vsnprintf buffer: [%.*s]",\r
- n > 200 ? 200 : n, buf);\r
- n = (int) buflen - 1;\r
- }\r
- buf[n] = '\0';\r
-\r
- return n;\r
-}\r
-\r
-static int mg_snprintf(struct mg_connection *conn, char *buf, size_t buflen,\r
- PRINTF_FORMAT_STRING(const char *fmt), ...)\r
- PRINTF_ARGS(4, 5);\r
-\r
-static int mg_snprintf(struct mg_connection *conn, char *buf, size_t buflen,\r
- const char *fmt, ...) {\r
- va_list ap;\r
- int n;\r
-\r
- va_start(ap, fmt);\r
- n = mg_vsnprintf(conn, buf, buflen, fmt, ap);\r
- va_end(ap);\r
-\r
- return n;\r
-}\r
-\r
-// Skip the characters until one of the delimiters characters found.\r
-// 0-terminate resulting word. Skip the delimiter and following whitespaces.\r
-// Advance pointer to buffer to the next word. Return found 0-terminated word.\r
-// Delimiters can be quoted with quotechar.\r
-static char *skip_quoted(char **buf, const char *delimiters,\r
- const char *whitespace, char quotechar) {\r
- char *p, *begin_word, *end_word, *end_whitespace;\r
-\r
- begin_word = *buf;\r
- end_word = begin_word + strcspn(begin_word, delimiters);\r
-\r
- // Check for quotechar\r
- if (end_word > begin_word) {\r
- p = end_word - 1;\r
- while (*p == quotechar) {\r
- // If there is anything beyond end_word, copy it\r
- if (*end_word == '\0') {\r
- *p = '\0';\r
- break;\r
- } else {\r
- size_t end_off = strcspn(end_word + 1, delimiters);\r
- memmove (p, end_word, end_off + 1);\r
- p += end_off; // p must correspond to end_word - 1\r
- end_word += end_off + 1;\r
- }\r
- }\r
- for (p++; p < end_word; p++) {\r
- *p = '\0';\r
- }\r
- }\r
-\r
- if (*end_word == '\0') {\r
- *buf = end_word;\r
- } else {\r
- end_whitespace = end_word + 1 + strspn(end_word + 1, whitespace);\r
-\r
- for (p = end_word; p < end_whitespace; p++) {\r
- *p = '\0';\r
- }\r
-\r
- *buf = end_whitespace;\r
- }\r
-\r
- return begin_word;\r
-}\r
-\r
-// Simplified version of skip_quoted without quote char\r
-// and whitespace == delimiters\r
-static char *skip(char **buf, const char *delimiters) {\r
- return skip_quoted(buf, delimiters, delimiters, 0);\r
-}\r
-\r
-\r
-// Return HTTP header value, or NULL if not found.\r
-static const char *get_header(const struct mg_request_info *ri,\r
- const char *name) {\r
- int i;\r
-\r
- for (i = 0; i < ri->num_headers; i++)\r
- if (!mg_strcasecmp(name, ri->http_headers[i].name))\r
- return ri->http_headers[i].value;\r
-\r
- return NULL;\r
-}\r
-\r
-const char *mg_get_header(const struct mg_connection *conn, const char *name) {\r
- return get_header(&conn->request_info, name);\r
-}\r
-\r
-// A helper function for traversing a comma separated list of values.\r
-// It returns a list pointer shifted to the next value, or NULL if the end\r
-// of the list found.\r
-// Value is stored in val vector. If value has form "x=y", then eq_val\r
-// vector is initialized to point to the "y" part, and val vector length\r
-// is adjusted to point only to "x".\r
-static const char *next_option(const char *list, struct vec *val,\r
- struct vec *eq_val) {\r
- if (list == NULL || *list == '\0') {\r
- // End of the list\r
- list = NULL;\r
- } else {\r
- val->ptr = list;\r
- if ((list = strchr(val->ptr, ',')) != NULL) {\r
- // Comma found. Store length and shift the list ptr\r
- val->len = list - val->ptr;\r
- list++;\r
- } else {\r
- // This value is the last one\r
- list = val->ptr + strlen(val->ptr);\r
- val->len = list - val->ptr;\r
- }\r
-\r
- if (eq_val != NULL) {\r
- // Value has form "x=y", adjust pointers and lengths\r
- // so that val points to "x", and eq_val points to "y".\r
- eq_val->len = 0;\r
- eq_val->ptr = (const char *) memchr(val->ptr, '=', val->len);\r
- if (eq_val->ptr != NULL) {\r
- eq_val->ptr++; // Skip over '=' character\r
- eq_val->len = val->ptr + val->len - eq_val->ptr;\r
- val->len = (eq_val->ptr - val->ptr) - 1;\r
- }\r
- }\r
- }\r
-\r
- return list;\r
-}\r
-\r
-static int match_prefix(const char *pattern, int pattern_len, const char *str) {\r
- const char *or_str;\r
- int i, j, len, res;\r
-\r
- if ((or_str = (const char *) memchr(pattern, '|', pattern_len)) != NULL) {\r
- res = match_prefix(pattern, or_str - pattern, str);\r
- return res > 0 ? res :\r
- match_prefix(or_str + 1, (pattern + pattern_len) - (or_str + 1), str);\r
- }\r
-\r
- i = j = 0;\r
- res = -1;\r
- for (; i < pattern_len; i++, j++) {\r
- if (pattern[i] == '?' && str[j] != '\0') {\r
- continue;\r
- } else if (pattern[i] == '$') {\r
- return str[j] == '\0' ? j : -1;\r
- } else if (pattern[i] == '*') {\r
- i++;\r
- if (pattern[i] == '*') {\r
- i++;\r
- len = (int) strlen(str + j);\r
- } else {\r
- len = (int) strcspn(str + j, "/");\r
- }\r
- if (i == pattern_len) {\r
- return j + len;\r
- }\r
- do {\r
- res = match_prefix(pattern + i, pattern_len - i, str + j + len);\r
- } while (res == -1 && len-- > 0);\r
- return res == -1 ? -1 : j + res + len;\r
- } else if (pattern[i] != str[j]) {\r
- return -1;\r
- }\r
- }\r
- return j;\r
-}\r
-\r
-// HTTP 1.1 assumes keep alive if "Connection:" header is not set\r
-// This function must tolerate situations when connection info is not\r
-// set up, for example if request parsing failed.\r
-static int should_keep_alive(const struct mg_connection *conn) {\r
- const char *http_version = conn->request_info.http_version;\r
- const char *header = mg_get_header(conn, "Connection");\r
- if (conn->must_close ||\r
- conn->status_code == 401 ||\r
- mg_strcasecmp(conn->ctx->config[ENABLE_KEEP_ALIVE], "yes") != 0 ||\r
- (header != NULL && mg_strcasecmp(header, "keep-alive") != 0) ||\r
- (header == NULL && http_version && strcmp(http_version, "1.1"))) {\r
- return 0;\r
- }\r
- return 1;\r
-}\r
-\r
-static const char *suggest_connection_header(const struct mg_connection *conn) {\r
- return should_keep_alive(conn) ? "keep-alive" : "close";\r
-}\r
-\r
-static void send_http_error(struct mg_connection *, int, const char *,\r
- PRINTF_FORMAT_STRING(const char *fmt), ...)\r
- PRINTF_ARGS(4, 5);\r
-\r
-\r
-static void send_http_error(struct mg_connection *conn, int status,\r
- const char *reason, const char *fmt, ...) {\r
- char buf[MG_BUF_LEN];\r
- va_list ap;\r
- int len = 0;\r
-\r
- conn->status_code = status;\r
- buf[0] = '\0';\r
-\r
- // Errors 1xx, 204 and 304 MUST NOT send a body\r
- if (status > 199 && status != 204 && status != 304) {\r
- len = mg_snprintf(conn, buf, sizeof(buf), "Error %d: %s", status, reason);\r
- buf[len++] = '\n';\r
-\r
- va_start(ap, fmt);\r
- len += mg_vsnprintf(conn, buf + len, sizeof(buf) - len, fmt, ap);\r
- va_end(ap);\r
- }\r
- DEBUG_TRACE(("[%s]", buf));\r
-\r
- mg_printf(conn, "HTTP/1.1 %d %s\r\n"\r
- "Content-Length: %d\r\n"\r
- "Connection: %s\r\n\r\n", status, reason, len,\r
- suggest_connection_header(conn));\r
- conn->num_bytes_sent += mg_printf(conn, "%s", buf);\r
-}\r
-\r
-#if defined(_WIN32) && !defined(__SYMBIAN32__)\r
-static int pthread_mutex_init(pthread_mutex_t *mutex, void *unused) {\r
- unused = NULL;\r
- *mutex = CreateMutex(NULL, FALSE, NULL);\r
- return *mutex == NULL ? -1 : 0;\r
-}\r
-\r
-static int pthread_mutex_destroy(pthread_mutex_t *mutex) {\r
- return CloseHandle(*mutex) == 0 ? -1 : 0;\r
-}\r
-\r
-static int pthread_mutex_lock(pthread_mutex_t *mutex) {\r
- return WaitForSingleObject(*mutex, INFINITE) == WAIT_OBJECT_0? 0 : -1;\r
-}\r
-\r
-static int pthread_mutex_unlock(pthread_mutex_t *mutex) {\r
- return ReleaseMutex(*mutex) == 0 ? -1 : 0;\r
-}\r
-\r
-static int pthread_cond_init(pthread_cond_t *cv, const void *unused) {\r
- unused = NULL;\r
- cv->signal = CreateEvent(NULL, FALSE, FALSE, NULL);\r
- cv->broadcast = CreateEvent(NULL, TRUE, FALSE, NULL);\r
- return cv->signal != NULL && cv->broadcast != NULL ? 0 : -1;\r
-}\r
-\r
-static int pthread_cond_wait(pthread_cond_t *cv, pthread_mutex_t *mutex) {\r
- HANDLE handles[] = {cv->signal, cv->broadcast};\r
- ReleaseMutex(*mutex);\r
- WaitForMultipleObjects(2, handles, FALSE, INFINITE);\r
- return WaitForSingleObject(*mutex, INFINITE) == WAIT_OBJECT_0? 0 : -1;\r
-}\r
-\r
-static int pthread_cond_signal(pthread_cond_t *cv) {\r
- return SetEvent(cv->signal) == 0 ? -1 : 0;\r
-}\r
-\r
-static int pthread_cond_broadcast(pthread_cond_t *cv) {\r
- // Implementation with PulseEvent() has race condition, see\r
- // http://www.cs.wustl.edu/~schmidt/win32-cv-1.html\r
- return PulseEvent(cv->broadcast) == 0 ? -1 : 0;\r
-}\r
-\r
-static int pthread_cond_destroy(pthread_cond_t *cv) {\r
- return CloseHandle(cv->signal) && CloseHandle(cv->broadcast) ? 0 : -1;\r
-}\r
-\r
-// For Windows, change all slashes to backslashes in path names.\r
-static void change_slashes_to_backslashes(char *path) {\r
- int i;\r
-\r
- for (i = 0; path[i] != '\0'; i++) {\r
- if (path[i] == '/')\r
- path[i] = '\\';\r
- // i > 0 check is to preserve UNC paths, like \\server\file.txt\r
- if (path[i] == '\\' && i > 0)\r
- while (path[i + 1] == '\\' || path[i + 1] == '/')\r
- (void) memmove(path + i + 1,\r
- path + i + 2, strlen(path + i + 1));\r
- }\r
-}\r
-\r
-// Encode 'path' which is assumed UTF-8 string, into UNICODE string.\r
-// wbuf and wbuf_len is a target buffer and its length.\r
-static void to_unicode(const char *path, wchar_t *wbuf, size_t wbuf_len) {\r
- char buf[PATH_MAX], buf2[PATH_MAX], *p;\r
-\r
- mg_strlcpy(buf, path, sizeof(buf));\r
- change_slashes_to_backslashes(buf);\r
-\r
- // Point p to the end of the file name\r
- p = buf + strlen(buf) - 1;\r
-\r
- // Convert to Unicode and back. If doubly-converted string does not\r
- // match the original, something is fishy, reject.\r
- memset(wbuf, 0, wbuf_len * sizeof(wchar_t));\r
- MultiByteToWideChar(CP_UTF8, 0, buf, -1, wbuf, (int) wbuf_len);\r
- WideCharToMultiByte(CP_UTF8, 0, wbuf, (int) wbuf_len, buf2, sizeof(buf2),\r
- NULL, NULL);\r
- if (strcmp(buf, buf2) != 0) {\r
- wbuf[0] = L'\0';\r
- }\r
-}\r
-\r
-#if defined(_WIN32_WCE)\r
-static time_t time(time_t *ptime) {\r
- time_t t;\r
- SYSTEMTIME st;\r
- FILETIME ft;\r
-\r
- GetSystemTime(&st);\r
- SystemTimeToFileTime(&st, &ft);\r
- t = SYS2UNIX_TIME(ft.dwLowDateTime, ft.dwHighDateTime);\r
-\r
- if (ptime != NULL) {\r
- *ptime = t;\r
- }\r
-\r
- return t;\r
-}\r
-\r
-static struct tm *localtime(const time_t *ptime, struct tm *ptm) {\r
- int64_t t = ((int64_t) *ptime) * RATE_DIFF + EPOCH_DIFF;\r
- FILETIME ft, lft;\r
- SYSTEMTIME st;\r
- TIME_ZONE_INFORMATION tzinfo;\r
-\r
- if (ptm == NULL) {\r
- return NULL;\r
- }\r
-\r
- * (int64_t *) &ft = t;\r
- FileTimeToLocalFileTime(&ft, &lft);\r
- FileTimeToSystemTime(&lft, &st);\r
- ptm->tm_year = st.wYear - 1900;\r
- ptm->tm_mon = st.wMonth - 1;\r
- ptm->tm_wday = st.wDayOfWeek;\r
- ptm->tm_mday = st.wDay;\r
- ptm->tm_hour = st.wHour;\r
- ptm->tm_min = st.wMinute;\r
- ptm->tm_sec = st.wSecond;\r
- ptm->tm_yday = 0; // hope nobody uses this\r
- ptm->tm_isdst =\r
- GetTimeZoneInformation(&tzinfo) == TIME_ZONE_ID_DAYLIGHT ? 1 : 0;\r
-\r
- return ptm;\r
-}\r
-\r
-static struct tm *gmtime(const time_t *ptime, struct tm *ptm) {\r
- // FIXME(lsm): fix this.\r
- return localtime(ptime, ptm);\r
-}\r
-\r
-static size_t strftime(char *dst, size_t dst_size, const char *fmt,\r
- const struct tm *tm) {\r
- (void) snprintf(dst, dst_size, "implement strftime() for WinCE");\r
- return 0;\r
-}\r
-#endif\r
-\r
-static int mg_rename(const char* oldname, const char* newname) {\r
- wchar_t woldbuf[PATH_MAX];\r
- wchar_t wnewbuf[PATH_MAX];\r
-\r
- to_unicode(oldname, woldbuf, ARRAY_SIZE(woldbuf));\r
- to_unicode(newname, wnewbuf, ARRAY_SIZE(wnewbuf));\r
-\r
- return MoveFileW(woldbuf, wnewbuf) ? 0 : -1;\r
-}\r
-\r
-// Windows happily opens files with some garbage at the end of file name.\r
-// For example, fopen("a.cgi ", "r") on Windows successfully opens\r
-// "a.cgi", despite one would expect an error back.\r
-// This function returns non-0 if path ends with some garbage.\r
-static int path_cannot_disclose_cgi(const char *path) {\r
- static const char *allowed_last_characters = "_-";\r
- int last = path[strlen(path) - 1];\r
- return isalnum(last) || strchr(allowed_last_characters, last) != NULL;\r
-}\r
-\r
-static int mg_stat(struct mg_connection *conn, const char *path,\r
- struct file *filep) {\r
- wchar_t wbuf[PATH_MAX];\r
- WIN32_FILE_ATTRIBUTE_DATA info;\r
-\r
- if (!is_file_in_memory(conn, path, filep)) {\r
- to_unicode(path, wbuf, ARRAY_SIZE(wbuf));\r
- if (GetFileAttributesExW(wbuf, GetFileExInfoStandard, &info) != 0) {\r
- filep->size = MAKEUQUAD(info.nFileSizeLow, info.nFileSizeHigh);\r
- filep->modification_time = SYS2UNIX_TIME(\r
- info.ftLastWriteTime.dwLowDateTime,\r
- info.ftLastWriteTime.dwHighDateTime);\r
- filep->is_directory = info.dwFileAttributes & FILE_ATTRIBUTE_DIRECTORY;\r
- // If file name is fishy, reset the file structure and return error.\r
- // Note it is important to reset, not just return the error, cause\r
- // functions like is_file_opened() check the struct.\r
- if (!filep->is_directory && !path_cannot_disclose_cgi(path)) {\r
- memset(filep, 0, sizeof(*filep));\r
- }\r
- }\r
- }\r
-\r
- return filep->membuf != NULL || filep->modification_time != 0;\r
-}\r
-\r
-static int mg_remove(const char *path) {\r
- wchar_t wbuf[PATH_MAX];\r
- to_unicode(path, wbuf, ARRAY_SIZE(wbuf));\r
- return DeleteFileW(wbuf) ? 0 : -1;\r
-}\r
-\r
-static int mg_mkdir(const char *path, int mode) {\r
- char buf[PATH_MAX];\r
- wchar_t wbuf[PATH_MAX];\r
-\r
- mode = 0; // Unused\r
- mg_strlcpy(buf, path, sizeof(buf));\r
- change_slashes_to_backslashes(buf);\r
-\r
- (void) MultiByteToWideChar(CP_UTF8, 0, buf, -1, wbuf, ARRAY_SIZE(wbuf));\r
-\r
- return CreateDirectoryW(wbuf, NULL) ? 0 : -1;\r
-}\r
-\r
-// Implementation of POSIX opendir/closedir/readdir for Windows.\r
-static DIR * opendir(const char *name) {\r
- DIR *dir = NULL;\r
- wchar_t wpath[PATH_MAX];\r
- DWORD attrs;\r
-\r
- if (name == NULL) {\r
- SetLastError(ERROR_BAD_ARGUMENTS);\r
- } else if ((dir = (DIR *) malloc(sizeof(*dir))) == NULL) {\r
- SetLastError(ERROR_NOT_ENOUGH_MEMORY);\r
- } else {\r
- to_unicode(name, wpath, ARRAY_SIZE(wpath));\r
- attrs = GetFileAttributesW(wpath);\r
- if (attrs != 0xFFFFFFFF &&\r
- ((attrs & FILE_ATTRIBUTE_DIRECTORY) == FILE_ATTRIBUTE_DIRECTORY)) {\r
- (void) wcscat(wpath, L"\\*");\r
- dir->handle = FindFirstFileW(wpath, &dir->info);\r
- dir->result.d_name[0] = '\0';\r
- } else {\r
- free(dir);\r
- dir = NULL;\r
- }\r
- }\r
-\r
- return dir;\r
-}\r
-\r
-static int closedir(DIR *dir) {\r
- int result = 0;\r
-\r
- if (dir != NULL) {\r
- if (dir->handle != INVALID_HANDLE_VALUE)\r
- result = FindClose(dir->handle) ? 0 : -1;\r
-\r
- free(dir);\r
- } else {\r
- result = -1;\r
- SetLastError(ERROR_BAD_ARGUMENTS);\r
- }\r
-\r
- return result;\r
-}\r
-\r
-static struct dirent *readdir(DIR *dir) {\r
- struct dirent *result = 0;\r
-\r
- if (dir) {\r
- if (dir->handle != INVALID_HANDLE_VALUE) {\r
- result = &dir->result;\r
- (void) WideCharToMultiByte(CP_UTF8, 0,\r
- dir->info.cFileName, -1, result->d_name,\r
- sizeof(result->d_name), NULL, NULL);\r
-\r
- if (!FindNextFileW(dir->handle, &dir->info)) {\r
- (void) FindClose(dir->handle);\r
- dir->handle = INVALID_HANDLE_VALUE;\r
- }\r
-\r
- } else {\r
- SetLastError(ERROR_FILE_NOT_FOUND);\r
- }\r
- } else {\r
- SetLastError(ERROR_BAD_ARGUMENTS);\r
- }\r
-\r
- return result;\r
-}\r
-\r
-#ifndef HAVE_POLL\r
-static int poll(struct pollfd *pfd, int n, int milliseconds) {\r
- struct timeval tv;\r
- fd_set set;\r
- int i, result;\r
-\r
- tv.tv_sec = milliseconds / 1000;\r
- tv.tv_usec = (milliseconds % 1000) * 1000;\r
- FD_ZERO(&set);\r
-\r
- for (i = 0; i < n; i++) {\r
- FD_SET((SOCKET) pfd[i].fd, &set);\r
- pfd[i].revents = 0;\r
- }\r
-\r
- if ((result = select(0, &set, NULL, NULL, &tv)) > 0) {\r
- for (i = 0; i < n; i++) {\r
- if (FD_ISSET(pfd[i].fd, &set)) {\r
- pfd[i].revents = POLLIN;\r
- }\r
- }\r
- }\r
-\r
- return result;\r
-}\r
-#endif // HAVE_POLL\r
-\r
-#define set_close_on_exec(x) // No FD_CLOEXEC on Windows\r
-\r
-int mg_start_thread(mg_thread_func_t f, void *p) {\r
- return _beginthread((void (__cdecl *)(void *)) f, 0, p) == -1L ? -1 : 0;\r
-}\r
-\r
-static HANDLE dlopen(const char *dll_name, int flags) {\r
- wchar_t wbuf[PATH_MAX];\r
- flags = 0; // Unused\r
- to_unicode(dll_name, wbuf, ARRAY_SIZE(wbuf));\r
- return LoadLibraryW(wbuf);\r
-}\r
-\r
-#if !defined(NO_CGI)\r
-#define SIGKILL 0\r
-static int kill(pid_t pid, int sig_num) {\r
- (void) TerminateProcess(pid, sig_num);\r
- (void) CloseHandle(pid);\r
- return 0;\r
-}\r
-\r
-static void trim_trailing_whitespaces(char *s) {\r
- char *e = s + strlen(s) - 1;\r
- while (e > s && isspace(* (unsigned char *) e)) {\r
- *e-- = '\0';\r
- }\r
-}\r
-\r
-static pid_t spawn_process(struct mg_connection *conn, const char *prog,\r
- char *envblk, char *envp[], int fd_stdin,\r
- int fd_stdout, const char *dir) {\r
- HANDLE me;\r
- char *p, *interp, full_interp[PATH_MAX], full_dir[PATH_MAX],\r
- cmdline[PATH_MAX], buf[PATH_MAX];\r
- struct file file = STRUCT_FILE_INITIALIZER;\r
- STARTUPINFOA si = { sizeof(si) };\r
- PROCESS_INFORMATION pi = { 0 };\r
-\r
- envp = NULL; // Unused\r
-\r
- // TODO(lsm): redirect CGI errors to the error log file\r
- si.dwFlags = STARTF_USESTDHANDLES | STARTF_USESHOWWINDOW;\r
- si.wShowWindow = SW_HIDE;\r
-\r
- me = GetCurrentProcess();\r
- DuplicateHandle(me, (HANDLE) _get_osfhandle(fd_stdin), me,\r
- &si.hStdInput, 0, TRUE, DUPLICATE_SAME_ACCESS);\r
- DuplicateHandle(me, (HANDLE) _get_osfhandle(fd_stdout), me,\r
- &si.hStdOutput, 0, TRUE, DUPLICATE_SAME_ACCESS);\r
-\r
- // If CGI file is a script, try to read the interpreter line\r
- interp = conn->ctx->config[CGI_INTERPRETER];\r
- if (interp == NULL) {\r
- buf[0] = buf[1] = '\0';\r
-\r
- // Read the first line of the script into the buffer\r
- snprintf(cmdline, sizeof(cmdline), "%s%c%s", dir, '/', prog);\r
- if (mg_fopen(conn, cmdline, "r", &file)) {\r
- p = (char *) file.membuf;\r
- mg_fgets(buf, sizeof(buf), &file, &p);\r
- mg_fclose(&file);\r
- buf[sizeof(buf) - 1] = '\0';\r
- }\r
-\r
- if (buf[0] == '#' && buf[1] == '!') {\r
- trim_trailing_whitespaces(buf + 2);\r
- } else {\r
- buf[2] = '\0';\r
- }\r
- interp = buf + 2;\r
- }\r
-\r
- if (interp[0] != '\0') {\r
- GetFullPathNameA(interp, sizeof(full_interp), full_interp, NULL);\r
- interp = full_interp;\r
- }\r
- GetFullPathNameA(dir, sizeof(full_dir), full_dir, NULL);\r
-\r
- mg_snprintf(conn, cmdline, sizeof(cmdline), "%s%s%s\\%s",\r
- interp, interp[0] == '\0' ? "" : " ", full_dir, prog);\r
-\r
- DEBUG_TRACE(("Running [%s]", cmdline));\r
- if (CreateProcessA(NULL, cmdline, NULL, NULL, TRUE,\r
- CREATE_NEW_PROCESS_GROUP, envblk, NULL, &si, &pi) == 0) {\r
- cry(conn, "%s: CreateProcess(%s): %d",\r
- __func__, cmdline, ERRNO);\r
- pi.hProcess = (pid_t) -1;\r
- }\r
-\r
- // Always close these to prevent handle leakage.\r
- (void) close(fd_stdin);\r
- (void) close(fd_stdout);\r
-\r
- (void) CloseHandle(si.hStdOutput);\r
- (void) CloseHandle(si.hStdInput);\r
- (void) CloseHandle(pi.hThread);\r
-\r
- return (pid_t) pi.hProcess;\r
-}\r
-#endif // !NO_CGI\r
-\r
-static int set_non_blocking_mode(SOCKET sock) {\r
- unsigned long on = 1;\r
- return ioctlsocket(sock, FIONBIO, &on);\r
-}\r
-\r
-#else\r
-static int mg_stat(struct mg_connection *conn, const char *path,\r
- struct file *filep) {\r
- struct stat st;\r
-\r
- if (!is_file_in_memory(conn, path, filep) && !stat(path, &st)) {\r
- filep->size = st.st_size;\r
- filep->modification_time = st.st_mtime;\r
- filep->is_directory = S_ISDIR(st.st_mode);\r
- } else {\r
- filep->modification_time = (time_t) 0;\r
- }\r
-\r
- return filep->membuf != NULL || filep->modification_time != (time_t) 0;\r
-}\r
-\r
-static void set_close_on_exec(int fd) {\r
- fcntl(fd, F_SETFD, FD_CLOEXEC);\r
-}\r
-\r
-int mg_start_thread(mg_thread_func_t func, void *param) {\r
- pthread_t thread_id;\r
- pthread_attr_t attr;\r
-\r
- (void) pthread_attr_init(&attr);\r
- (void) pthread_attr_setdetachstate(&attr, PTHREAD_CREATE_DETACHED);\r
- // TODO(lsm): figure out why mongoose dies on Linux if next line is enabled\r
- // (void) pthread_attr_setstacksize(&attr, sizeof(struct mg_connection) * 5);\r
-\r
- return pthread_create(&thread_id, &attr, func, param);\r
-}\r
-\r
-#ifndef NO_CGI\r
-static pid_t spawn_process(struct mg_connection *conn, const char *prog,\r
- char *envblk, char *envp[], int fd_stdin,\r
- int fd_stdout, const char *dir) {\r
- pid_t pid;\r
- const char *interp;\r
-\r
- (void) envblk;\r
-\r
- if ((pid = fork()) == -1) {\r
- // Parent\r
- send_http_error(conn, 500, http_500_error, "fork(): %s", strerror(ERRNO));\r
- } else if (pid == 0) {\r
- // Child\r
- if (chdir(dir) != 0) {\r
- cry(conn, "%s: chdir(%s): %s", __func__, dir, strerror(ERRNO));\r
- } else if (dup2(fd_stdin, 0) == -1) {\r
- cry(conn, "%s: dup2(%d, 0): %s", __func__, fd_stdin, strerror(ERRNO));\r
- } else if (dup2(fd_stdout, 1) == -1) {\r
- cry(conn, "%s: dup2(%d, 1): %s", __func__, fd_stdout, strerror(ERRNO));\r
- } else {\r
- (void) dup2(fd_stdout, 2);\r
- (void) close(fd_stdin);\r
- (void) close(fd_stdout);\r
-\r
- // After exec, all signal handlers are restored to their default values,\r
- // with one exception of SIGCHLD. According to POSIX.1-2001 and Linux's\r
- // implementation, SIGCHLD's handler will leave unchanged after exec\r
- // if it was set to be ignored. Restore it to default action.\r
- signal(SIGCHLD, SIG_DFL);\r
-\r
- interp = conn->ctx->config[CGI_INTERPRETER];\r
- if (interp == NULL) {\r
- (void) execle(prog, prog, NULL, envp);\r
- cry(conn, "%s: execle(%s): %s", __func__, prog, strerror(ERRNO));\r
- } else {\r
- (void) execle(interp, interp, prog, NULL, envp);\r
- cry(conn, "%s: execle(%s %s): %s", __func__, interp, prog,\r
- strerror(ERRNO));\r
- }\r
- }\r
- exit(EXIT_FAILURE);\r
- }\r
-\r
- // Parent. Close stdio descriptors\r
- (void) close(fd_stdin);\r
- (void) close(fd_stdout);\r
-\r
- return pid;\r
-}\r
-#endif // !NO_CGI\r
-\r
-static int set_non_blocking_mode(SOCKET sock) {\r
- int flags;\r
-\r
- flags = fcntl(sock, F_GETFL, 0);\r
- (void) fcntl(sock, F_SETFL, flags | O_NONBLOCK);\r
-\r
- return 0;\r
-}\r
-#endif // _WIN32\r
-\r
-// Write data to the IO channel - opened file descriptor, socket or SSL\r
-// descriptor. Return number of bytes written.\r
-static int64_t push(FILE *fp, SOCKET sock, SSL *ssl, const char *buf,\r
- int64_t len) {\r
- int64_t sent;\r
- int n, k;\r
-\r
- sent = 0;\r
- while (sent < len) {\r
-\r
- // How many bytes we send in this iteration\r
- k = len - sent > INT_MAX ? INT_MAX : (int) (len - sent);\r
-\r
-#ifndef NO_SSL\r
- if (ssl != NULL) {\r
- n = SSL_write(ssl, buf + sent, k);\r
- } else\r
-#endif\r
- if (fp != NULL) {\r
- n = (int) fwrite(buf + sent, 1, (size_t) k, fp);\r
- if (ferror(fp))\r
- n = -1;\r
- } else {\r
- n = send(sock, buf + sent, (size_t) k, MSG_NOSIGNAL);\r
- }\r
-\r
- if (n <= 0)\r
- break;\r
-\r
- sent += n;\r
- }\r
-\r
- return sent;\r
-}\r
-\r
-// Read from IO channel - opened file descriptor, socket, or SSL descriptor.\r
-// Return negative value on error, or number of bytes read on success.\r
-static int pull(FILE *fp, struct mg_connection *conn, char *buf, int len) {\r
- int nread;\r
-\r
- if (fp != NULL) {\r
- // Use read() instead of fread(), because if we're reading from the CGI\r
- // pipe, fread() may block until IO buffer is filled up. We cannot afford\r
- // to block and must pass all read bytes immediately to the client.\r
- nread = read(fileno(fp), buf, (size_t) len);\r
-#ifndef NO_SSL\r
- } else if (conn->ssl != NULL) {\r
- nread = SSL_read(conn->ssl, buf, len);\r
-#endif\r
- } else {\r
- nread = recv(conn->client.sock, buf, (size_t) len, 0);\r
- }\r
-\r
- return conn->ctx->stop_flag ? -1 : nread;\r
-}\r
-\r
-int mg_read(struct mg_connection *conn, void *buf, size_t len) {\r
- int n, buffered_len, nread;\r
- const char *body;\r
-\r
- nread = 0;\r
- if (conn->consumed_content < conn->content_len) {\r
- // Adjust number of bytes to read.\r
- int64_t to_read = conn->content_len - conn->consumed_content;\r
- if (to_read < (int64_t) len) {\r
- len = (size_t) to_read;\r
- }\r
-\r
- // Return buffered data\r
- body = conn->buf + conn->request_len + conn->consumed_content;\r
- buffered_len = &conn->buf[conn->data_len] - body;\r
- if (buffered_len > 0) {\r
- if (len < (size_t) buffered_len) {\r
- buffered_len = (int) len;\r
- }\r
- memcpy(buf, body, (size_t) buffered_len);\r
- len -= buffered_len;\r
- conn->consumed_content += buffered_len;\r
- nread += buffered_len;\r
- buf = (char *) buf + buffered_len;\r
- }\r
-\r
- // We have returned all buffered data. Read new data from the remote socket.\r
- while (len > 0) {\r
- n = pull(NULL, conn, (char *) buf, (int) len);\r
- if (n < 0) {\r
- nread = n; // Propagate the error\r
- break;\r
- } else if (n == 0) {\r
- break; // No more data to read\r
- } else {\r
- buf = (char *) buf + n;\r
- conn->consumed_content += n;\r
- nread += n;\r
- len -= n;\r
- }\r
- }\r
- }\r
- return nread;\r
-}\r
-\r
-int mg_write(struct mg_connection *conn, const void *buf, size_t len) {\r
- time_t now;\r
- int64_t n, total, allowed;\r
-\r
- if (conn->throttle > 0) {\r
- if ((now = time(NULL)) != conn->last_throttle_time) {\r
- conn->last_throttle_time = now;\r
- conn->last_throttle_bytes = 0;\r
- }\r
- allowed = conn->throttle - conn->last_throttle_bytes;\r
- if (allowed > (int64_t) len) {\r
- allowed = len;\r
- }\r
- if ((total = push(NULL, conn->client.sock, conn->ssl, (const char *) buf,\r
- (int64_t) allowed)) == allowed) {\r
- buf = (char *) buf + total;\r
- conn->last_throttle_bytes += total;\r
- while (total < (int64_t) len && conn->ctx->stop_flag == 0) {\r
- allowed = conn->throttle > (int64_t) len - total ?\r
- (int64_t) len - total : conn->throttle;\r
- if ((n = push(NULL, conn->client.sock, conn->ssl, (const char *) buf,\r
- (int64_t) allowed)) != allowed) {\r
- break;\r
- }\r
- sleep(1);\r
- conn->last_throttle_bytes = allowed;\r
- conn->last_throttle_time = time(NULL);\r
- buf = (char *) buf + n;\r
- total += n;\r
- }\r
- }\r
- } else {\r
- total = push(NULL, conn->client.sock, conn->ssl, (const char *) buf,\r
- (int64_t) len);\r
- }\r
- return (int) total;\r
-}\r
-\r
-// Print message to buffer. If buffer is large enough to hold the message,\r
-// return buffer. If buffer is to small, allocate large enough buffer on heap,\r
-// and return allocated buffer.\r
-static int alloc_vprintf(char **buf, size_t size, const char *fmt, va_list ap) {\r
- va_list ap_copy;\r
- int len;\r
-\r
- // Windows is not standard-compliant, and vsnprintf() returns -1 if\r
- // buffer is too small. Also, older versions of msvcrt.dll do not have\r
- // _vscprintf(). However, if size is 0, vsnprintf() behaves correctly.\r
- // Therefore, we make two passes: on first pass, get required message length.\r
- // On second pass, actually print the message.\r
- va_copy(ap_copy, ap);\r
- len = vsnprintf(NULL, 0, fmt, ap_copy);\r
-\r
- if (len > (int) size &&\r
- (size = len + 1) > 0 &&\r
- (*buf = (char *) malloc(size)) == NULL) {\r
- len = -1; // Allocation failed, mark failure\r
- } else {\r
- va_copy(ap_copy, ap);\r
- vsnprintf(*buf, size, fmt, ap_copy);\r
- }\r
-\r
- return len;\r
-}\r
-\r
-int mg_vprintf(struct mg_connection *conn, const char *fmt, va_list ap) {\r
- char mem[MG_BUF_LEN], *buf = mem;\r
- int len;\r
-\r
- if ((len = alloc_vprintf(&buf, sizeof(mem), fmt, ap)) > 0) {\r
- len = mg_write(conn, buf, (size_t) len);\r
- }\r
- if (buf != mem && buf != NULL) {\r
- free(buf);\r
- }\r
-\r
- return len;\r
-}\r
-\r
-int mg_printf(struct mg_connection *conn, const char *fmt, ...) {\r
- va_list ap;\r
- va_start(ap, fmt);\r
- return mg_vprintf(conn, fmt, ap);\r
-}\r
-\r
-// URL-decode input buffer into destination buffer.\r
-// 0-terminate the destination buffer. Return the length of decoded data.\r
-// form-url-encoded data differs from URI encoding in a way that it\r
-// uses '+' as character for space, see RFC 1866 section 8.2.1\r
-// http://ftp.ics.uci.edu/pub/ietf/html/rfc1866.txt\r
-static int url_decode(const char *src, int src_len, char *dst,\r
- int dst_len, int is_form_url_encoded) {\r
- int i, j, a, b;\r
-#define HEXTOI(x) (isdigit(x) ? x - '0' : x - 'W')\r
-\r
- for (i = j = 0; i < src_len && j < dst_len - 1; i++, j++) {\r
- if (src[i] == '%' &&\r
- isxdigit(* (const unsigned char *) (src + i + 1)) &&\r
- isxdigit(* (const unsigned char *) (src + i + 2))) {\r
- a = tolower(* (const unsigned char *) (src + i + 1));\r
- b = tolower(* (const unsigned char *) (src + i + 2));\r
- dst[j] = (char) ((HEXTOI(a) << 4) | HEXTOI(b));\r
- i += 2;\r
- } else if (is_form_url_encoded && src[i] == '+') {\r
- dst[j] = ' ';\r
- } else {\r
- dst[j] = src[i];\r
- }\r
- }\r
-\r
- dst[j] = '\0'; // Null-terminate the destination\r
-\r
- return i >= src_len ? j : -1;\r
-}\r
-\r
-int mg_get_var(const char *data, size_t data_len, const char *name,\r
- char *dst, size_t dst_len) {\r
- const char *p, *e, *s;\r
- size_t name_len;\r
- int len;\r
-\r
- if (dst == NULL || dst_len == 0) {\r
- len = -2;\r
- } else if (data == NULL || name == NULL || data_len == 0) {\r
- len = -1;\r
- dst[0] = '\0';\r
- } else {\r
- name_len = strlen(name);\r
- e = data + data_len;\r
- len = -1;\r
- dst[0] = '\0';\r
-\r
- // data is "var1=val1&var2=val2...". Find variable first\r
- for (p = data; p + name_len < e; p++) {\r
- if ((p == data || p[-1] == '&') && p[name_len] == '=' &&\r
- !mg_strncasecmp(name, p, name_len)) {\r
-\r
- // Point p to variable value\r
- p += name_len + 1;\r
-\r
- // Point s to the end of the value\r
- s = (const char *) memchr(p, '&', (size_t)(e - p));\r
- if (s == NULL) {\r
- s = e;\r
- }\r
- assert(s >= p);\r
-\r
- // Decode variable into destination buffer\r
- len = url_decode(p, (size_t)(s - p), dst, dst_len, 1);\r
-\r
- // Redirect error code from -1 to -2 (destination buffer too small).\r
- if (len == -1) {\r
- len = -2;\r
- }\r
- break;\r
- }\r
- }\r
- }\r
-\r
- return len;\r
-}\r
-\r
-int mg_get_cookie(const struct mg_connection *conn, const char *cookie_name,\r
- char *dst, size_t dst_size) {\r
- const char *s, *p, *end;\r
- int name_len, len = -1;\r
-\r
- if (dst == NULL || dst_size == 0) {\r
- len = -2;\r
- } else if (cookie_name == NULL || (s = mg_get_header(conn, "Cookie")) == NULL) {\r
- len = -1;\r
- dst[0] = '\0';\r
- } else {\r
- name_len = (int) strlen(cookie_name);\r
- end = s + strlen(s);\r
- dst[0] = '\0';\r
-\r
- for (; (s = strstr(s, cookie_name)) != NULL; s += name_len) {\r
- if (s[name_len] == '=') {\r
- s += name_len + 1;\r
- if ((p = strchr(s, ' ')) == NULL)\r
- p = end;\r
- if (p[-1] == ';')\r
- p--;\r
- if (*s == '"' && p[-1] == '"' && p > s + 1) {\r
- s++;\r
- p--;\r
- }\r
- if ((size_t) (p - s) < dst_size) {\r
- len = p - s;\r
- mg_strlcpy(dst, s, (size_t) len + 1);\r
- } else {\r
- len = -2;\r
- }\r
- break;\r
- }\r
- }\r
- }\r
- return len;\r
-}\r
-\r
-static void convert_uri_to_file_name(struct mg_connection *conn, char *buf,\r
- size_t buf_len, struct file *filep) {\r
- struct vec a, b;\r
- const char *rewrite, *uri = conn->request_info.uri;\r
- char *p;\r
- int match_len;\r
-\r
- // Using buf_len - 1 because memmove() for PATH_INFO may shift part\r
- // of the path one byte on the right.\r
- mg_snprintf(conn, buf, buf_len - 1, "%s%s", conn->ctx->config[DOCUMENT_ROOT],\r
- uri);\r
-\r
- rewrite = conn->ctx->config[REWRITE];\r
- while ((rewrite = next_option(rewrite, &a, &b)) != NULL) {\r
- if ((match_len = match_prefix(a.ptr, a.len, uri)) > 0) {\r
- mg_snprintf(conn, buf, buf_len - 1, "%.*s%s", (int) b.len, b.ptr,\r
- uri + match_len);\r
- break;\r
- }\r
- }\r
-\r
- if (!mg_stat(conn, buf, filep)) {\r
- // Support PATH_INFO for CGI scripts.\r
- for (p = buf + strlen(buf); p > buf + 1; p--) {\r
- if (*p == '/') {\r
- *p = '\0';\r
- if (match_prefix(conn->ctx->config[CGI_EXTENSIONS],\r
- strlen(conn->ctx->config[CGI_EXTENSIONS]), buf) > 0 &&\r
- mg_stat(conn, buf, filep)) {\r
- // Shift PATH_INFO block one character right, e.g.\r
- // "/x.cgi/foo/bar\x00" => "/x.cgi\x00/foo/bar\x00"\r
- // conn->path_info is pointing to the local variable "path" declared\r
- // in handle_request(), so PATH_INFO is not valid after\r
- // handle_request returns.\r
- conn->path_info = p + 1;\r
- memmove(p + 2, p + 1, strlen(p + 1) + 1); // +1 is for trailing \0\r
- p[1] = '/';\r
- break;\r
- } else {\r
- *p = '/';\r
- }\r
- }\r
- }\r
- }\r
-}\r
-\r
-// Check whether full request is buffered. Return:\r
-// -1 if request is malformed\r
-// 0 if request is not yet fully buffered\r
-// >0 actual request length, including last \r\n\r\n\r
-static int get_request_len(const char *buf, int buflen) {\r
- const char *s, *e;\r
- int len = 0;\r
-\r
- for (s = buf, e = s + buflen - 1; len <= 0 && s < e; s++)\r
- // Control characters are not allowed but >=128 is.\r
- if (!isprint(* (const unsigned char *) s) && *s != '\r' &&\r
- *s != '\n' && * (const unsigned char *) s < 128) {\r
- len = -1;\r
- break; // [i_a] abort scan as soon as one malformed character is found;\r
- // don't let subsequent \r\n\r\n win us over anyhow\r
- } else if (s[0] == '\n' && s[1] == '\n') {\r
- len = (int) (s - buf) + 2;\r
- } else if (s[0] == '\n' && &s[1] < e &&\r
- s[1] == '\r' && s[2] == '\n') {\r
- len = (int) (s - buf) + 3;\r
- }\r
-\r
- return len;\r
-}\r
-\r
-// Convert month to the month number. Return -1 on error, or month number\r
-static int get_month_index(const char *s) {\r
- size_t i;\r
-\r
- for (i = 0; i < ARRAY_SIZE(month_names); i++)\r
- if (!strcmp(s, month_names[i]))\r
- return (int) i;\r
-\r
- return -1;\r
-}\r
-\r
-static int num_leap_years(int year) {\r
- return year / 4 - year / 100 + year / 400;\r
-}\r
-\r
-// Parse UTC date-time string, and return the corresponding time_t value.\r
-static time_t parse_date_string(const char *datetime) {\r
- static const unsigned short days_before_month[] = {\r
- 0, 31, 59, 90, 120, 151, 181, 212, 243, 273, 304, 334\r
- };\r
- char month_str[32];\r
- int second, minute, hour, day, month, year, leap_days, days;\r
- time_t result = (time_t) 0;\r
-\r
- if (((sscanf(datetime, "%d/%3s/%d %d:%d:%d",\r
- &day, month_str, &year, &hour, &minute, &second) == 6) ||\r
- (sscanf(datetime, "%d %3s %d %d:%d:%d",\r
- &day, month_str, &year, &hour, &minute, &second) == 6) ||\r
- (sscanf(datetime, "%*3s, %d %3s %d %d:%d:%d",\r
- &day, month_str, &year, &hour, &minute, &second) == 6) ||\r
- (sscanf(datetime, "%d-%3s-%d %d:%d:%d",\r
- &day, month_str, &year, &hour, &minute, &second) == 6)) &&\r
- year > 1970 &&\r
- (month = get_month_index(month_str)) != -1) {\r
- leap_days = num_leap_years(year) - num_leap_years(1970);\r
- year -= 1970;\r
- days = year * 365 + days_before_month[month] + (day - 1) + leap_days;\r
- result = days * 24 * 3600 + hour * 3600 + minute * 60 + second;\r
- }\r
-\r
- return result;\r
-}\r
-\r
-// Protect against directory disclosure attack by removing '..',\r
-// excessive '/' and '\' characters\r
-static void remove_double_dots_and_double_slashes(char *s) {\r
- char *p = s;\r
-\r
- while (*s != '\0') {\r
- *p++ = *s++;\r
- if (s[-1] == '/' || s[-1] == '\\') {\r
- // Skip all following slashes, backslashes and double-dots\r
- while (s[0] != '\0') {\r
- if (s[0] == '/' || s[0] == '\\') {\r
- s++;\r
- } else if (s[0] == '.' && s[1] == '.') {\r
- s += 2;\r
- } else {\r
- break;\r
- }\r
- }\r
- }\r
- }\r
- *p = '\0';\r
-}\r
-\r
-static const struct {\r
- const char *extension;\r
- size_t ext_len;\r
- const char *mime_type;\r
-} builtin_mime_types[] = {\r
- {".html", 5, "text/html"},\r
- {".htm", 4, "text/html"},\r
- {".shtm", 5, "text/html"},\r
- {".shtml", 6, "text/html"},\r
- {".css", 4, "text/css"},\r
- {".js", 3, "application/x-javascript"},\r
- {".ico", 4, "image/x-icon"},\r
- {".gif", 4, "image/gif"},\r
- {".jpg", 4, "image/jpeg"},\r
- {".jpeg", 5, "image/jpeg"},\r
- {".png", 4, "image/png"},\r
- {".svg", 4, "image/svg+xml"},\r
- {".txt", 4, "text/plain"},\r
- {".torrent", 8, "application/x-bittorrent"},\r
- {".wav", 4, "audio/x-wav"},\r
- {".mp3", 4, "audio/x-mp3"},\r
- {".mid", 4, "audio/mid"},\r
- {".m3u", 4, "audio/x-mpegurl"},\r
- {".ogg", 4, "audio/ogg"},\r
- {".ram", 4, "audio/x-pn-realaudio"},\r
- {".xml", 4, "text/xml"},\r
- {".json", 5, "text/json"},\r
- {".xslt", 5, "application/xml"},\r
- {".xsl", 4, "application/xml"},\r
- {".ra", 3, "audio/x-pn-realaudio"},\r
- {".doc", 4, "application/msword"},\r
- {".exe", 4, "application/octet-stream"},\r
- {".zip", 4, "application/x-zip-compressed"},\r
- {".xls", 4, "application/excel"},\r
- {".tgz", 4, "application/x-tar-gz"},\r
- {".tar", 4, "application/x-tar"},\r
- {".gz", 3, "application/x-gunzip"},\r
- {".arj", 4, "application/x-arj-compressed"},\r
- {".rar", 4, "application/x-arj-compressed"},\r
- {".rtf", 4, "application/rtf"},\r
- {".pdf", 4, "application/pdf"},\r
- {".swf", 4, "application/x-shockwave-flash"},\r
- {".mpg", 4, "video/mpeg"},\r
- {".webm", 5, "video/webm"},\r
- {".mpeg", 5, "video/mpeg"},\r
- {".mp4", 4, "video/mp4"},\r
- {".m4v", 4, "video/x-m4v"},\r
- {".asf", 4, "video/x-ms-asf"},\r
- {".avi", 4, "video/x-msvideo"},\r
- {".bmp", 4, "image/bmp"},\r
- {NULL, 0, NULL}\r
-};\r
-\r
-const char *mg_get_builtin_mime_type(const char *path) {\r
- const char *ext;\r
- size_t i, path_len;\r
-\r
- path_len = strlen(path);\r
-\r
- for (i = 0; builtin_mime_types[i].extension != NULL; i++) {\r
- ext = path + (path_len - builtin_mime_types[i].ext_len);\r
- if (path_len > builtin_mime_types[i].ext_len &&\r
- mg_strcasecmp(ext, builtin_mime_types[i].extension) == 0) {\r
- return builtin_mime_types[i].mime_type;\r
- }\r
- }\r
-\r
- return "text/plain";\r
-}\r
-\r
-// Look at the "path" extension and figure what mime type it has.\r
-// Store mime type in the vector.\r
-static void get_mime_type(struct mg_context *ctx, const char *path,\r
- struct vec *vec) {\r
- struct vec ext_vec, mime_vec;\r
- const char *list, *ext;\r
- size_t path_len;\r
-\r
- path_len = strlen(path);\r
-\r
- // Scan user-defined mime types first, in case user wants to\r
- // override default mime types.\r
- list = ctx->config[EXTRA_MIME_TYPES];\r
- while ((list = next_option(list, &ext_vec, &mime_vec)) != NULL) {\r
- // ext now points to the path suffix\r
- ext = path + path_len - ext_vec.len;\r
- if (mg_strncasecmp(ext, ext_vec.ptr, ext_vec.len) == 0) {\r
- *vec = mime_vec;\r
- return;\r
- }\r
- }\r
-\r
- vec->ptr = mg_get_builtin_mime_type(path);\r
- vec->len = strlen(vec->ptr);\r
-}\r
-\r
-static int is_big_endian(void) {\r
- static const int n = 1;\r
- return ((char *) &n)[0] == 0;\r
-}\r
-\r
-#ifndef HAVE_MD5\r
-typedef struct MD5Context {\r
- uint32_t buf[4];\r
- uint32_t bits[2];\r
- unsigned char in[64];\r
-} MD5_CTX;\r
-\r
-static void byteReverse(unsigned char *buf, unsigned longs) {\r
- uint32_t t;\r
-\r
- // Forrest: MD5 expect LITTLE_ENDIAN, swap if BIG_ENDIAN\r
- if (is_big_endian()) {\r
- do {\r
- t = (uint32_t) ((unsigned) buf[3] << 8 | buf[2]) << 16 |\r
- ((unsigned) buf[1] << 8 | buf[0]);\r
- * (uint32_t *) buf = t;\r
- buf += 4;\r
- } while (--longs);\r
- }\r
-}\r
-\r
-#define F1(x, y, z) (z ^ (x & (y ^ z)))\r
-#define F2(x, y, z) F1(z, x, y)\r
-#define F3(x, y, z) (x ^ y ^ z)\r
-#define F4(x, y, z) (y ^ (x | ~z))\r
-\r
-#define MD5STEP(f, w, x, y, z, data, s) \\r
- ( w += f(x, y, z) + data, w = w<<s | w>>(32-s), w += x )\r
-\r
-// Start MD5 accumulation. Set bit count to 0 and buffer to mysterious\r
-// initialization constants.\r
-static void MD5Init(MD5_CTX *ctx) {\r
- ctx->buf[0] = 0x67452301;\r
- ctx->buf[1] = 0xefcdab89;\r
- ctx->buf[2] = 0x98badcfe;\r
- ctx->buf[3] = 0x10325476;\r
-\r
- ctx->bits[0] = 0;\r
- ctx->bits[1] = 0;\r
-}\r
-\r
-static void MD5Transform(uint32_t buf[4], uint32_t const in[16]) {\r
- register uint32_t a, b, c, d;\r
-\r
- a = buf[0];\r
- b = buf[1];\r
- c = buf[2];\r
- d = buf[3];\r
-\r
- MD5STEP(F1, a, b, c, d, in[0] + 0xd76aa478, 7);\r
- MD5STEP(F1, d, a, b, c, in[1] + 0xe8c7b756, 12);\r
- MD5STEP(F1, c, d, a, b, in[2] + 0x242070db, 17);\r
- MD5STEP(F1, b, c, d, a, in[3] + 0xc1bdceee, 22);\r
- MD5STEP(F1, a, b, c, d, in[4] + 0xf57c0faf, 7);\r
- MD5STEP(F1, d, a, b, c, in[5] + 0x4787c62a, 12);\r
- MD5STEP(F1, c, d, a, b, in[6] + 0xa8304613, 17);\r
- MD5STEP(F1, b, c, d, a, in[7] + 0xfd469501, 22);\r
- MD5STEP(F1, a, b, c, d, in[8] + 0x698098d8, 7);\r
- MD5STEP(F1, d, a, b, c, in[9] + 0x8b44f7af, 12);\r
- MD5STEP(F1, c, d, a, b, in[10] + 0xffff5bb1, 17);\r
- MD5STEP(F1, b, c, d, a, in[11] + 0x895cd7be, 22);\r
- MD5STEP(F1, a, b, c, d, in[12] + 0x6b901122, 7);\r
- MD5STEP(F1, d, a, b, c, in[13] + 0xfd987193, 12);\r
- MD5STEP(F1, c, d, a, b, in[14] + 0xa679438e, 17);\r
- MD5STEP(F1, b, c, d, a, in[15] + 0x49b40821, 22);\r
-\r
- MD5STEP(F2, a, b, c, d, in[1] + 0xf61e2562, 5);\r
- MD5STEP(F2, d, a, b, c, in[6] + 0xc040b340, 9);\r
- MD5STEP(F2, c, d, a, b, in[11] + 0x265e5a51, 14);\r
- MD5STEP(F2, b, c, d, a, in[0] + 0xe9b6c7aa, 20);\r
- MD5STEP(F2, a, b, c, d, in[5] + 0xd62f105d, 5);\r
- MD5STEP(F2, d, a, b, c, in[10] + 0x02441453, 9);\r
- MD5STEP(F2, c, d, a, b, in[15] + 0xd8a1e681, 14);\r
- MD5STEP(F2, b, c, d, a, in[4] + 0xe7d3fbc8, 20);\r
- MD5STEP(F2, a, b, c, d, in[9] + 0x21e1cde6, 5);\r
- MD5STEP(F2, d, a, b, c, in[14] + 0xc33707d6, 9);\r
- MD5STEP(F2, c, d, a, b, in[3] + 0xf4d50d87, 14);\r
- MD5STEP(F2, b, c, d, a, in[8] + 0x455a14ed, 20);\r
- MD5STEP(F2, a, b, c, d, in[13] + 0xa9e3e905, 5);\r
- MD5STEP(F2, d, a, b, c, in[2] + 0xfcefa3f8, 9);\r
- MD5STEP(F2, c, d, a, b, in[7] + 0x676f02d9, 14);\r
- MD5STEP(F2, b, c, d, a, in[12] + 0x8d2a4c8a, 20);\r
-\r
- MD5STEP(F3, a, b, c, d, in[5] + 0xfffa3942, 4);\r
- MD5STEP(F3, d, a, b, c, in[8] + 0x8771f681, 11);\r
- MD5STEP(F3, c, d, a, b, in[11] + 0x6d9d6122, 16);\r
- MD5STEP(F3, b, c, d, a, in[14] + 0xfde5380c, 23);\r
- MD5STEP(F3, a, b, c, d, in[1] + 0xa4beea44, 4);\r
- MD5STEP(F3, d, a, b, c, in[4] + 0x4bdecfa9, 11);\r
- MD5STEP(F3, c, d, a, b, in[7] + 0xf6bb4b60, 16);\r
- MD5STEP(F3, b, c, d, a, in[10] + 0xbebfbc70, 23);\r
- MD5STEP(F3, a, b, c, d, in[13] + 0x289b7ec6, 4);\r
- MD5STEP(F3, d, a, b, c, in[0] + 0xeaa127fa, 11);\r
- MD5STEP(F3, c, d, a, b, in[3] + 0xd4ef3085, 16);\r
- MD5STEP(F3, b, c, d, a, in[6] + 0x04881d05, 23);\r
- MD5STEP(F3, a, b, c, d, in[9] + 0xd9d4d039, 4);\r
- MD5STEP(F3, d, a, b, c, in[12] + 0xe6db99e5, 11);\r
- MD5STEP(F3, c, d, a, b, in[15] + 0x1fa27cf8, 16);\r
- MD5STEP(F3, b, c, d, a, in[2] + 0xc4ac5665, 23);\r
-\r
- MD5STEP(F4, a, b, c, d, in[0] + 0xf4292244, 6);\r
- MD5STEP(F4, d, a, b, c, in[7] + 0x432aff97, 10);\r
- MD5STEP(F4, c, d, a, b, in[14] + 0xab9423a7, 15);\r
- MD5STEP(F4, b, c, d, a, in[5] + 0xfc93a039, 21);\r
- MD5STEP(F4, a, b, c, d, in[12] + 0x655b59c3, 6);\r
- MD5STEP(F4, d, a, b, c, in[3] + 0x8f0ccc92, 10);\r
- MD5STEP(F4, c, d, a, b, in[10] + 0xffeff47d, 15);\r
- MD5STEP(F4, b, c, d, a, in[1] + 0x85845dd1, 21);\r
- MD5STEP(F4, a, b, c, d, in[8] + 0x6fa87e4f, 6);\r
- MD5STEP(F4, d, a, b, c, in[15] + 0xfe2ce6e0, 10);\r
- MD5STEP(F4, c, d, a, b, in[6] + 0xa3014314, 15);\r
- MD5STEP(F4, b, c, d, a, in[13] + 0x4e0811a1, 21);\r
- MD5STEP(F4, a, b, c, d, in[4] + 0xf7537e82, 6);\r
- MD5STEP(F4, d, a, b, c, in[11] + 0xbd3af235, 10);\r
- MD5STEP(F4, c, d, a, b, in[2] + 0x2ad7d2bb, 15);\r
- MD5STEP(F4, b, c, d, a, in[9] + 0xeb86d391, 21);\r
-\r
- buf[0] += a;\r
- buf[1] += b;\r
- buf[2] += c;\r
- buf[3] += d;\r
-}\r
-\r
-static void MD5Update(MD5_CTX *ctx, unsigned char const *buf, unsigned len) {\r
- uint32_t t;\r
-\r
- t = ctx->bits[0];\r
- if ((ctx->bits[0] = t + ((uint32_t) len << 3)) < t)\r
- ctx->bits[1]++;\r
- ctx->bits[1] += len >> 29;\r
-\r
- t = (t >> 3) & 0x3f;\r
-\r
- if (t) {\r
- unsigned char *p = (unsigned char *) ctx->in + t;\r
-\r
- t = 64 - t;\r
- if (len < t) {\r
- memcpy(p, buf, len);\r
- return;\r
- }\r
- memcpy(p, buf, t);\r
- byteReverse(ctx->in, 16);\r
- MD5Transform(ctx->buf, (uint32_t *) ctx->in);\r
- buf += t;\r
- len -= t;\r
- }\r
-\r
- while (len >= 64) {\r
- memcpy(ctx->in, buf, 64);\r
- byteReverse(ctx->in, 16);\r
- MD5Transform(ctx->buf, (uint32_t *) ctx->in);\r
- buf += 64;\r
- len -= 64;\r
- }\r
-\r
- memcpy(ctx->in, buf, len);\r
-}\r
-\r
-static void MD5Final(unsigned char digest[16], MD5_CTX *ctx) {\r
- unsigned count;\r
- unsigned char *p;\r
-\r
- count = (ctx->bits[0] >> 3) & 0x3F;\r
-\r
- p = ctx->in + count;\r
- *p++ = 0x80;\r
- count = 64 - 1 - count;\r
- if (count < 8) {\r
- memset(p, 0, count);\r
- byteReverse(ctx->in, 16);\r
- MD5Transform(ctx->buf, (uint32_t *) ctx->in);\r
- memset(ctx->in, 0, 56);\r
- } else {\r
- memset(p, 0, count - 8);\r
- }\r
- byteReverse(ctx->in, 14);\r
-\r
- ((uint32_t *) ctx->in)[14] = ctx->bits[0];\r
- ((uint32_t *) ctx->in)[15] = ctx->bits[1];\r
-\r
- MD5Transform(ctx->buf, (uint32_t *) ctx->in);\r
- byteReverse((unsigned char *) ctx->buf, 4);\r
- memcpy(digest, ctx->buf, 16);\r
- memset((char *) ctx, 0, sizeof(*ctx));\r
-}\r
-#endif // !HAVE_MD5\r
-\r
-// Stringify binary data. Output buffer must be twice as big as input,\r
-// because each byte takes 2 bytes in string representation\r
-static void bin2str(char *to, const unsigned char *p, size_t len) {\r
- static const char *hex = "0123456789abcdef";\r
-\r
- for (; len--; p++) {\r
- *to++ = hex[p[0] >> 4];\r
- *to++ = hex[p[0] & 0x0f];\r
- }\r
- *to = '\0';\r
-}\r
-\r
-// Return stringified MD5 hash for list of strings. Buffer must be 33 bytes.\r
-void mg_md5(char buf[33], ...) {\r
- unsigned char hash[16];\r
- const char *p;\r
- va_list ap;\r
- MD5_CTX ctx;\r
-\r
- MD5Init(&ctx);\r
-\r
- va_start(ap, buf);\r
- while ((p = va_arg(ap, const char *)) != NULL) {\r
- MD5Update(&ctx, (const unsigned char *) p, (unsigned) strlen(p));\r
- }\r
- va_end(ap);\r
-\r
- MD5Final(hash, &ctx);\r
- bin2str(buf, hash, sizeof(hash));\r
-}\r
-\r
-// Check the user's password, return 1 if OK\r
-static int check_password(const char *method, const char *ha1, const char *uri,\r
- const char *nonce, const char *nc, const char *cnonce,\r
- const char *qop, const char *response) {\r
- char ha2[32 + 1], expected_response[32 + 1];\r
-\r
- // Some of the parameters may be NULL\r
- if (method == NULL || nonce == NULL || nc == NULL || cnonce == NULL ||\r
- qop == NULL || response == NULL) {\r
- return 0;\r
- }\r
-\r
- // NOTE(lsm): due to a bug in MSIE, we do not compare the URI\r
- // TODO(lsm): check for authentication timeout\r
- if (// strcmp(dig->uri, c->ouri) != 0 ||\r
- strlen(response) != 32\r
- // || now - strtoul(dig->nonce, NULL, 10) > 3600\r
- ) {\r
- return 0;\r
- }\r
-\r
- mg_md5(ha2, method, ":", uri, NULL);\r
- mg_md5(expected_response, ha1, ":", nonce, ":", nc,\r
- ":", cnonce, ":", qop, ":", ha2, NULL);\r
-\r
- return mg_strcasecmp(response, expected_response) == 0;\r
-}\r
-\r
-// Use the global passwords file, if specified by auth_gpass option,\r
-// or search for .htpasswd in the requested directory.\r
-static void open_auth_file(struct mg_connection *conn, const char *path,\r
- struct file *filep) {\r
- char name[PATH_MAX];\r
- const char *p, *e, *gpass = conn->ctx->config[GLOBAL_PASSWORDS_FILE];\r
-\r
- if (gpass != NULL) {\r
- // Use global passwords file\r
- if (!mg_fopen(conn, gpass, "r", filep)) {\r
- cry(conn, "fopen(%s): %s", gpass, strerror(ERRNO));\r
- }\r
- } else if (mg_stat(conn, path, filep) && filep->is_directory) {\r
- mg_snprintf(conn, name, sizeof(name), "%s%c%s",\r
- path, '/', PASSWORDS_FILE_NAME);\r
- mg_fopen(conn, name, "r", filep);\r
- } else {\r
- // Try to find .htpasswd in requested directory.\r
- for (p = path, e = p + strlen(p) - 1; e > p; e--)\r
- if (e[0] == '/')\r
- break;\r
- mg_snprintf(conn, name, sizeof(name), "%.*s%c%s",\r
- (int) (e - p), p, '/', PASSWORDS_FILE_NAME);\r
- mg_fopen(conn, name, "r", filep);\r
- }\r
-}\r
-\r
-// Parsed Authorization header\r
-struct ah {\r
- char *user, *uri, *cnonce, *response, *qop, *nc, *nonce;\r
-};\r
-\r
-// Return 1 on success. Always initializes the ah structure.\r
-static int parse_auth_header(struct mg_connection *conn, char *buf,\r
- size_t buf_size, struct ah *ah) {\r
- char *name, *value, *s;\r
- const char *auth_header;\r
-\r
- (void) memset(ah, 0, sizeof(*ah));\r
- if ((auth_header = mg_get_header(conn, "Authorization")) == NULL ||\r
- mg_strncasecmp(auth_header, "Digest ", 7) != 0) {\r
- return 0;\r
- }\r
-\r
- // Make modifiable copy of the auth header\r
- (void) mg_strlcpy(buf, auth_header + 7, buf_size);\r
- s = buf;\r
-\r
- // Parse authorization header\r
- for (;;) {\r
- // Gobble initial spaces\r
- while (isspace(* (unsigned char *) s)) {\r
- s++;\r
- }\r
- name = skip_quoted(&s, "=", " ", 0);\r
- // Value is either quote-delimited, or ends at first comma or space.\r
- if (s[0] == '\"') {\r
- s++;\r
- value = skip_quoted(&s, "\"", " ", '\\');\r
- if (s[0] == ',') {\r
- s++;\r
- }\r
- } else {\r
- value = skip_quoted(&s, ", ", " ", 0); // IE uses commas, FF uses spaces\r
- }\r
- if (*name == '\0') {\r
- break;\r
- }\r
-\r
- if (!strcmp(name, "username")) {\r
- ah->user = value;\r
- } else if (!strcmp(name, "cnonce")) {\r
- ah->cnonce = value;\r
- } else if (!strcmp(name, "response")) {\r
- ah->response = value;\r
- } else if (!strcmp(name, "uri")) {\r
- ah->uri = value;\r
- } else if (!strcmp(name, "qop")) {\r
- ah->qop = value;\r
- } else if (!strcmp(name, "nc")) {\r
- ah->nc = value;\r
- } else if (!strcmp(name, "nonce")) {\r
- ah->nonce = value;\r
- }\r
- }\r
-\r
- // CGI needs it as REMOTE_USER\r
- if (ah->user != NULL) {\r
- conn->request_info.remote_user = mg_strdup(ah->user);\r
- } else {\r
- return 0;\r
- }\r
-\r
- return 1;\r
-}\r
-\r
-static char *mg_fgets(char *buf, size_t size, struct file *filep, char **p) {\r
- char *eof;\r
- size_t len;\r
-\r
- if (filep->membuf != NULL && *p != NULL) {\r
- eof = memchr(*p, '\n', &filep->membuf[filep->size] - *p);\r
- len = (size_t) (eof - *p) > size - 1 ? size - 1 : (size_t) (eof - *p);\r
- memcpy(buf, *p, len);\r
- buf[len] = '\0';\r
- *p = eof;\r
- return eof;\r
- } else if (filep->fp != NULL) {\r
- return fgets(buf, size, filep->fp);\r
- } else {\r
- return NULL;\r
- }\r
-}\r
-\r
-// Authorize against the opened passwords file. Return 1 if authorized.\r
-static int authorize(struct mg_connection *conn, struct file *filep) {\r
- struct ah ah;\r
- char line[256], f_user[256], ha1[256], f_domain[256], buf[MG_BUF_LEN], *p;\r
-\r
- if (!parse_auth_header(conn, buf, sizeof(buf), &ah)) {\r
- return 0;\r
- }\r
-\r
- // Loop over passwords file\r
- p = (char *) filep->membuf;\r
- while (mg_fgets(line, sizeof(line), filep, &p) != NULL) {\r
- if (sscanf(line, "%[^:]:%[^:]:%s", f_user, f_domain, ha1) != 3) {\r
- continue;\r
- }\r
-\r
- if (!strcmp(ah.user, f_user) &&\r
- !strcmp(conn->ctx->config[AUTHENTICATION_DOMAIN], f_domain))\r
- return check_password(conn->request_info.request_method, ha1, ah.uri,\r
- ah.nonce, ah.nc, ah.cnonce, ah.qop, ah.response);\r
- }\r
-\r
- return 0;\r
-}\r
-\r
-// Return 1 if request is authorised, 0 otherwise.\r
-static int check_authorization(struct mg_connection *conn, const char *path) {\r
- char fname[PATH_MAX];\r
- struct vec uri_vec, filename_vec;\r
- const char *list;\r
- struct file file = STRUCT_FILE_INITIALIZER;\r
- int authorized = 1;\r
-\r
- list = conn->ctx->config[PROTECT_URI];\r
- while ((list = next_option(list, &uri_vec, &filename_vec)) != NULL) {\r
- if (!memcmp(conn->request_info.uri, uri_vec.ptr, uri_vec.len)) {\r
- mg_snprintf(conn, fname, sizeof(fname), "%.*s",\r
- (int) filename_vec.len, filename_vec.ptr);\r
- if (!mg_fopen(conn, fname, "r", &file)) {\r
- cry(conn, "%s: cannot open %s: %s", __func__, fname, strerror(errno));\r
- }\r
- break;\r
- }\r
- }\r
-\r
- if (!is_file_opened(&file)) {\r
- open_auth_file(conn, path, &file);\r
- }\r
-\r
- if (is_file_opened(&file)) {\r
- authorized = authorize(conn, &file);\r
- mg_fclose(&file);\r
- }\r
-\r
- return authorized;\r
-}\r
-\r
-static void send_authorization_request(struct mg_connection *conn) {\r
- conn->status_code = 401;\r
- mg_printf(conn,\r
- "HTTP/1.1 401 Unauthorized\r\n"\r
- "Content-Length: 0\r\n"\r
- "WWW-Authenticate: Digest qop=\"auth\", "\r
- "realm=\"%s\", nonce=\"%lu\"\r\n\r\n",\r
- conn->ctx->config[AUTHENTICATION_DOMAIN],\r
- (unsigned long) time(NULL));\r
-}\r
-\r
-static int is_authorized_for_put(struct mg_connection *conn) {\r
- struct file file = STRUCT_FILE_INITIALIZER;\r
- const char *passfile = conn->ctx->config[PUT_DELETE_PASSWORDS_FILE];\r
- int ret = 0;\r
-\r
- if (passfile != NULL && mg_fopen(conn, passfile, "r", &file)) {\r
- ret = authorize(conn, &file);\r
- mg_fclose(&file);\r
- }\r
-\r
- return ret;\r
-}\r
-\r
-int mg_modify_passwords_file(const char *fname, const char *domain,\r
- const char *user, const char *pass) {\r
- int found;\r
- char line[512], u[512], d[512], ha1[33], tmp[PATH_MAX];\r
- FILE *fp, *fp2;\r
-\r
- found = 0;\r
- fp = fp2 = NULL;\r
-\r
- // Regard empty password as no password - remove user record.\r
- if (pass != NULL && pass[0] == '\0') {\r
- pass = NULL;\r
- }\r
-\r
- (void) snprintf(tmp, sizeof(tmp), "%s.tmp", fname);\r
-\r
- // Create the file if does not exist\r
- if ((fp = fopen(fname, "a+")) != NULL) {\r
- (void) fclose(fp);\r
- }\r
-\r
- // Open the given file and temporary file\r
- if ((fp = fopen(fname, "r")) == NULL) {\r
- return 0;\r
- } else if ((fp2 = fopen(tmp, "w+")) == NULL) {\r
- fclose(fp);\r
- return 0;\r
- }\r
-\r
- // Copy the stuff to temporary file\r
- while (fgets(line, sizeof(line), fp) != NULL) {\r
- if (sscanf(line, "%[^:]:%[^:]:%*s", u, d) != 2) {\r
- continue;\r
- }\r
-\r
- if (!strcmp(u, user) && !strcmp(d, domain)) {\r
- found++;\r
- if (pass != NULL) {\r
- mg_md5(ha1, user, ":", domain, ":", pass, NULL);\r
- fprintf(fp2, "%s:%s:%s\n", user, domain, ha1);\r
- }\r
- } else {\r
- fprintf(fp2, "%s", line);\r
- }\r
- }\r
-\r
- // If new user, just add it\r
- if (!found && pass != NULL) {\r
- mg_md5(ha1, user, ":", domain, ":", pass, NULL);\r
- fprintf(fp2, "%s:%s:%s\n", user, domain, ha1);\r
- }\r
-\r
- // Close files\r
- fclose(fp);\r
- fclose(fp2);\r
-\r
- // Put the temp file in place of real file\r
- remove(fname);\r
- rename(tmp, fname);\r
-\r
- return 1;\r
-}\r
-\r
-struct de {\r
- struct mg_connection *conn;\r
- char *file_name;\r
- struct file file;\r
-};\r
-\r
-static void url_encode(const char *src, char *dst, size_t dst_len) {\r
- static const char *dont_escape = "._-$,;~()";\r
- static const char *hex = "0123456789abcdef";\r
- const char *end = dst + dst_len - 1;\r
-\r
- for (; *src != '\0' && dst < end; src++, dst++) {\r
- if (isalnum(*(const unsigned char *) src) ||\r
- strchr(dont_escape, * (const unsigned char *) src) != NULL) {\r
- *dst = *src;\r
- } else if (dst + 2 < end) {\r
- dst[0] = '%';\r
- dst[1] = hex[(* (const unsigned char *) src) >> 4];\r
- dst[2] = hex[(* (const unsigned char *) src) & 0xf];\r
- dst += 2;\r
- }\r
- }\r
-\r
- *dst = '\0';\r
-}\r
-\r
-static void print_dir_entry(struct de *de) {\r
- char size[64], mod[64], href[PATH_MAX];\r
-\r
- if (de->file.is_directory) {\r
- mg_snprintf(de->conn, size, sizeof(size), "%s", "[DIRECTORY]");\r
- } else {\r
- // We use (signed) cast below because MSVC 6 compiler cannot\r
- // convert unsigned __int64 to double. Sigh.\r
- if (de->file.size < 1024) {\r
- mg_snprintf(de->conn, size, sizeof(size), "%d", (int) de->file.size);\r
- } else if (de->file.size < 0x100000) {\r
- mg_snprintf(de->conn, size, sizeof(size),\r
- "%.1fk", (double) de->file.size / 1024.0);\r
- } else if (de->file.size < 0x40000000) {\r
- mg_snprintf(de->conn, size, sizeof(size),\r
- "%.1fM", (double) de->file.size / 1048576);\r
- } else {\r
- mg_snprintf(de->conn, size, sizeof(size),\r
- "%.1fG", (double) de->file.size / 1073741824);\r
- }\r
- }\r
- strftime(mod, sizeof(mod), "%d-%b-%Y %H:%M",\r
- localtime(&de->file.modification_time));\r
- url_encode(de->file_name, href, sizeof(href));\r
- de->conn->num_bytes_sent += mg_printf(de->conn,\r
- "<tr><td><a href=\"%s%s%s\">%s%s</a></td>"\r
- "<td> %s</td><td> %s</td></tr>\n",\r
- de->conn->request_info.uri, href, de->file.is_directory ? "/" : "",\r
- de->file_name, de->file.is_directory ? "/" : "", mod, size);\r
-}\r
-\r
-// This function is called from send_directory() and used for\r
-// sorting directory entries by size, or name, or modification time.\r
-// On windows, __cdecl specification is needed in case if project is built\r
-// with __stdcall convention. qsort always requires __cdels callback.\r
-static int WINCDECL compare_dir_entries(const void *p1, const void *p2) {\r
- const struct de *a = (const struct de *) p1, *b = (const struct de *) p2;\r
- const char *query_string = a->conn->request_info.query_string;\r
- int cmp_result = 0;\r
-\r
- if (query_string == NULL) {\r
- query_string = "na";\r
- }\r
-\r
- if (a->file.is_directory && !b->file.is_directory) {\r
- return -1; // Always put directories on top\r
- } else if (!a->file.is_directory && b->file.is_directory) {\r
- return 1; // Always put directories on top\r
- } else if (*query_string == 'n') {\r
- cmp_result = strcmp(a->file_name, b->file_name);\r
- } else if (*query_string == 's') {\r
- cmp_result = a->file.size == b->file.size ? 0 :\r
- a->file.size > b->file.size ? 1 : -1;\r
- } else if (*query_string == 'd') {\r
- cmp_result = a->file.modification_time == b->file.modification_time ? 0 :\r
- a->file.modification_time > b->file.modification_time ? 1 : -1;\r
- }\r
-\r
- return query_string[1] == 'd' ? -cmp_result : cmp_result;\r
-}\r
-\r
-static int must_hide_file(struct mg_connection *conn, const char *path) {\r
- const char *pw_pattern = "**" PASSWORDS_FILE_NAME "$";\r
- const char *pattern = conn->ctx->config[HIDE_FILES];\r
- return match_prefix(pw_pattern, strlen(pw_pattern), path) > 0 ||\r
- (pattern != NULL && match_prefix(pattern, strlen(pattern), path) > 0);\r
-}\r
-\r
-static int scan_directory(struct mg_connection *conn, const char *dir,\r
- void *data, void (*cb)(struct de *, void *)) {\r
- char path[PATH_MAX];\r
- struct dirent *dp;\r
- DIR *dirp;\r
- struct de de;\r
-\r
- if ((dirp = opendir(dir)) == NULL) {\r
- return 0;\r
- } else {\r
- de.conn = conn;\r
-\r
- while ((dp = readdir(dirp)) != NULL) {\r
- // Do not show current dir and hidden files\r
- if (!strcmp(dp->d_name, ".") ||\r
- !strcmp(dp->d_name, "..") ||\r
- must_hide_file(conn, dp->d_name)) {\r
- continue;\r
- }\r
-\r
- mg_snprintf(conn, path, sizeof(path), "%s%c%s", dir, '/', dp->d_name);\r
-\r
- // If we don't memset stat structure to zero, mtime will have\r
- // garbage and strftime() will segfault later on in\r
- // print_dir_entry(). memset is required only if mg_stat()\r
- // fails. For more details, see\r
- // http://code.google.com/p/mongoose/issues/detail?id=79\r
- memset(&de.file, 0, sizeof(de.file));\r
- mg_stat(conn, path, &de.file);\r
-\r
- de.file_name = dp->d_name;\r
- cb(&de, data);\r
- }\r
- (void) closedir(dirp);\r
- }\r
- return 1;\r
-}\r
-\r
-struct dir_scan_data {\r
- struct de *entries;\r
- int num_entries;\r
- int arr_size;\r
-};\r
-\r
-static void dir_scan_callback(struct de *de, void *data) {\r
- struct dir_scan_data *dsd = (struct dir_scan_data *) data;\r
-\r
- if (dsd->entries == NULL || dsd->num_entries >= dsd->arr_size) {\r
- dsd->arr_size *= 2;\r
- dsd->entries = (struct de *) realloc(dsd->entries, dsd->arr_size *\r
- sizeof(dsd->entries[0]));\r
- }\r
- if (dsd->entries == NULL) {\r
- // TODO(lsm): propagate an error to the caller\r
- dsd->num_entries = 0;\r
- } else {\r
- dsd->entries[dsd->num_entries].file_name = mg_strdup(de->file_name);\r
- dsd->entries[dsd->num_entries].file = de->file;\r
- dsd->entries[dsd->num_entries].conn = de->conn;\r
- dsd->num_entries++;\r
- }\r
-}\r
-\r
-static void handle_directory_request(struct mg_connection *conn,\r
- const char *dir) {\r
- int i, sort_direction;\r
- struct dir_scan_data data = { NULL, 0, 128 };\r
-\r
- if (!scan_directory(conn, dir, &data, dir_scan_callback)) {\r
- send_http_error(conn, 500, "Cannot open directory",\r
- "Error: opendir(%s): %s", dir, strerror(ERRNO));\r
- return;\r
- }\r
-\r
- sort_direction = conn->request_info.query_string != NULL &&\r
- conn->request_info.query_string[1] == 'd' ? 'a' : 'd';\r
-\r
- conn->must_close = 1;\r
- mg_printf(conn, "%s",\r
- "HTTP/1.1 200 OK\r\n"\r
- "Connection: close\r\n"\r
- "Content-Type: text/html; charset=utf-8\r\n\r\n");\r
-\r
- conn->num_bytes_sent += mg_printf(conn,\r
- "<html><head><title>Index of %s</title>"\r
- "<style>th {text-align: left;}</style></head>"\r
- "<body><h1>Index of %s</h1><pre><table cellpadding=\"0\">"\r
- "<tr><th><a href=\"?n%c\">Name</a></th>"\r
- "<th><a href=\"?d%c\">Modified</a></th>"\r
- "<th><a href=\"?s%c\">Size</a></th></tr>"\r
- "<tr><td colspan=\"3\"><hr></td></tr>",\r
- conn->request_info.uri, conn->request_info.uri,\r
- sort_direction, sort_direction, sort_direction);\r
-\r
- // Print first entry - link to a parent directory\r
- conn->num_bytes_sent += mg_printf(conn,\r
- "<tr><td><a href=\"%s%s\">%s</a></td>"\r
- "<td> %s</td><td> %s</td></tr>\n",\r
- conn->request_info.uri, "..", "Parent directory", "-", "-");\r
-\r
- // Sort and print directory entries\r
- qsort(data.entries, (size_t) data.num_entries, sizeof(data.entries[0]),\r
- compare_dir_entries);\r
- for (i = 0; i < data.num_entries; i++) {\r
- print_dir_entry(&data.entries[i]);\r
- free(data.entries[i].file_name);\r
- }\r
- free(data.entries);\r
-\r
- conn->num_bytes_sent += mg_printf(conn, "%s", "</table></body></html>");\r
- conn->status_code = 200;\r
-}\r
-\r
-// Send len bytes from the opened file to the client.\r
-static void send_file_data(struct mg_connection *conn, struct file *filep,\r
- int64_t offset, int64_t len) {\r
- char buf[MG_BUF_LEN];\r
- int to_read, num_read, num_written;\r
-\r
- if (len > 0 && filep->membuf != NULL && filep->size > 0) {\r
- if (len > filep->size - offset) {\r
- len = filep->size - offset;\r
- }\r
- mg_write(conn, filep->membuf + offset, (size_t) len);\r
- } else if (len > 0 && filep->fp != NULL) {\r
- fseeko(filep->fp, offset, SEEK_SET);\r
- while (len > 0) {\r
- // Calculate how much to read from the file in the buffer\r
- to_read = sizeof(buf);\r
- if ((int64_t) to_read > len) {\r
- to_read = (int) len;\r
- }\r
-\r
- // Read from file, exit the loop on error\r
- if ((num_read = fread(buf, 1, (size_t) to_read, filep->fp)) <= 0) {\r
- break;\r
- }\r
-\r
- // Send read bytes to the client, exit the loop on error\r
- if ((num_written = mg_write(conn, buf, (size_t) num_read)) != num_read) {\r
- break;\r
- }\r
-\r
- // Both read and were successful, adjust counters\r
- conn->num_bytes_sent += num_written;\r
- len -= num_written;\r
- }\r
- }\r
-}\r
-\r
-static int parse_range_header(const char *header, int64_t *a, int64_t *b) {\r
- return sscanf(header, "bytes=%" INT64_FMT "-%" INT64_FMT, a, b);\r
-}\r
-\r
-static void gmt_time_string(char *buf, size_t buf_len, time_t *t) {\r
- strftime(buf, buf_len, "%a, %d %b %Y %H:%M:%S GMT", gmtime(t));\r
-}\r
-\r
-static void construct_etag(char *buf, size_t buf_len,\r
- const struct file *filep) {\r
- snprintf(buf, buf_len, "\"%lx.%" INT64_FMT "\"",\r
- (unsigned long) filep->modification_time, filep->size);\r
-}\r
-\r
-static void fclose_on_exec(struct file *filep) {\r
- if (filep != NULL && filep->fp != NULL) {\r
-#ifndef _WIN32\r
- fcntl(fileno(filep->fp), F_SETFD, FD_CLOEXEC);\r
-#endif\r
- }\r
-}\r
-\r
-static void handle_file_request(struct mg_connection *conn, const char *path,\r
- struct file *filep) {\r
- char date[64], lm[64], etag[64], range[64];\r
- const char *msg = "OK", *hdr;\r
- time_t curtime = time(NULL);\r
- int64_t cl, r1, r2;\r
- struct vec mime_vec;\r
- int n;\r
-\r
- get_mime_type(conn->ctx, path, &mime_vec);\r
- cl = filep->size;\r
- conn->status_code = 200;\r
- range[0] = '\0';\r
-\r
- if (!mg_fopen(conn, path, "rb", filep)) {\r
- send_http_error(conn, 500, http_500_error,\r
- "fopen(%s): %s", path, strerror(ERRNO));\r
- return;\r
- }\r
- fclose_on_exec(filep);\r
-\r
- // If Range: header specified, act accordingly\r
- r1 = r2 = 0;\r
- hdr = mg_get_header(conn, "Range");\r
- if (hdr != NULL && (n = parse_range_header(hdr, &r1, &r2)) > 0 &&\r
- r1 >= 0 && r2 > 0) {\r
- conn->status_code = 206;\r
- cl = n == 2 ? (r2 > cl ? cl : r2) - r1 + 1: cl - r1;\r
- mg_snprintf(conn, range, sizeof(range),\r
- "Content-Range: bytes "\r
- "%" INT64_FMT "-%"\r
- INT64_FMT "/%" INT64_FMT "\r\n",\r
- r1, r1 + cl - 1, filep->size);\r
- msg = "Partial Content";\r
- }\r
-\r
- // Prepare Etag, Date, Last-Modified headers. Must be in UTC, according to\r
- // http://www.w3.org/Protocols/rfc2616/rfc2616-sec3.html#sec3.3\r
- gmt_time_string(date, sizeof(date), &curtime);\r
- gmt_time_string(lm, sizeof(lm), &filep->modification_time);\r
- construct_etag(etag, sizeof(etag), filep);\r
-\r
- (void) mg_printf(conn,\r
- "HTTP/1.1 %d %s\r\n"\r
- "Date: %s\r\n"\r
- "Last-Modified: %s\r\n"\r
- "Etag: %s\r\n"\r
- "Content-Type: %.*s\r\n"\r
- "Content-Length: %" INT64_FMT "\r\n"\r
- "Connection: %s\r\n"\r
- "Accept-Ranges: bytes\r\n"\r
- "%s\r\n",\r
- conn->status_code, msg, date, lm, etag, (int) mime_vec.len,\r
- mime_vec.ptr, cl, suggest_connection_header(conn), range);\r
-\r
- if (strcmp(conn->request_info.request_method, "HEAD") != 0) {\r
- send_file_data(conn, filep, r1, cl);\r
- }\r
- mg_fclose(filep);\r
-}\r
-\r
-void mg_send_file(struct mg_connection *conn, const char *path) {\r
- struct file file = STRUCT_FILE_INITIALIZER;\r
- if (mg_stat(conn, path, &file)) {\r
- handle_file_request(conn, path, &file);\r
- } else {\r
- send_http_error(conn, 404, "Not Found", "%s", "File not found");\r
- }\r
-}\r
-\r
-\r
-// Parse HTTP headers from the given buffer, advance buffer to the point\r
-// where parsing stopped.\r
-static void parse_http_headers(char **buf, struct mg_request_info *ri) {\r
- int i;\r
-\r
- for (i = 0; i < (int) ARRAY_SIZE(ri->http_headers); i++) {\r
- ri->http_headers[i].name = skip_quoted(buf, ":", " ", 0);\r
- ri->http_headers[i].value = skip(buf, "\r\n");\r
- if (ri->http_headers[i].name[0] == '\0')\r
- break;\r
- ri->num_headers = i + 1;\r
- }\r
-}\r
-\r
-static int is_valid_http_method(const char *method) {\r
- return !strcmp(method, "GET") || !strcmp(method, "POST") ||\r
- !strcmp(method, "HEAD") || !strcmp(method, "CONNECT") ||\r
- !strcmp(method, "PUT") || !strcmp(method, "DELETE") ||\r
- !strcmp(method, "OPTIONS") || !strcmp(method, "PROPFIND");\r
-}\r
-\r
-// Parse HTTP request, fill in mg_request_info structure.\r
-// This function modifies the buffer by NUL-terminating\r
-// HTTP request components, header names and header values.\r
-static int parse_http_message(char *buf, int len, struct mg_request_info *ri) {\r
- int is_request, request_length = get_request_len(buf, len);\r
- if (request_length > 0) {\r
- // Reset attributes. DO NOT TOUCH is_ssl, remote_ip, remote_port\r
- ri->remote_user = ri->request_method = ri->uri = ri->http_version = NULL;\r
- ri->num_headers = 0;\r
-\r
- buf[request_length - 1] = '\0';\r
-\r
- // RFC says that all initial whitespaces should be ingored\r
- while (*buf != '\0' && isspace(* (unsigned char *) buf)) {\r
- buf++;\r
- }\r
- ri->request_method = skip(&buf, " ");\r
- ri->uri = skip(&buf, " ");\r
- ri->http_version = skip(&buf, "\r\n");\r
- if (((is_request = is_valid_http_method(ri->request_method)) &&\r
- memcmp(ri->http_version, "HTTP/", 5) != 0) ||\r
- (!is_request && memcmp(ri->request_method, "HTTP/", 5)) != 0) {\r
- request_length = -1;\r
- } else {\r
- if (is_request) {\r
- ri->http_version += 5;\r
- }\r
- parse_http_headers(&buf, ri);\r
- }\r
- }\r
- return request_length;\r
-}\r
-\r
-// Keep reading the input (either opened file descriptor fd, or socket sock,\r
-// or SSL descriptor ssl) into buffer buf, until \r\n\r\n appears in the\r
-// buffer (which marks the end of HTTP request). Buffer buf may already\r
-// have some data. The length of the data is stored in nread.\r
-// Upon every read operation, increase nread by the number of bytes read.\r
-static int read_request(FILE *fp, struct mg_connection *conn,\r
- char *buf, int bufsiz, int *nread) {\r
- int request_len, n = 0;\r
-\r
- request_len = get_request_len(buf, *nread);\r
- while (*nread < bufsiz && request_len == 0 &&\r
- (n = pull(fp, conn, buf + *nread, bufsiz - *nread)) > 0) {\r
- *nread += n;\r
- request_len = get_request_len(buf, *nread);\r
- }\r
-\r
- return request_len <= 0 && n <= 0 ? -1 : request_len;\r
-}\r
-\r
-// For given directory path, substitute it to valid index file.\r
-// Return 0 if index file has been found, -1 if not found.\r
-// If the file is found, it's stats is returned in stp.\r
-static int substitute_index_file(struct mg_connection *conn, char *path,\r
- size_t path_len, struct file *filep) {\r
- const char *list = conn->ctx->config[INDEX_FILES];\r
- struct file file = STRUCT_FILE_INITIALIZER;\r
- struct vec filename_vec;\r
- size_t n = strlen(path);\r
- int found = 0;\r
-\r
- // The 'path' given to us points to the directory. Remove all trailing\r
- // directory separator characters from the end of the path, and\r
- // then append single directory separator character.\r
- while (n > 0 && path[n - 1] == '/') {\r
- n--;\r
- }\r
- path[n] = '/';\r
-\r
- // Traverse index files list. For each entry, append it to the given\r
- // path and see if the file exists. If it exists, break the loop\r
- while ((list = next_option(list, &filename_vec, NULL)) != NULL) {\r
-\r
- // Ignore too long entries that may overflow path buffer\r
- if (filename_vec.len > path_len - (n + 2))\r
- continue;\r
-\r
- // Prepare full path to the index file\r
- mg_strlcpy(path + n + 1, filename_vec.ptr, filename_vec.len + 1);\r
-\r
- // Does it exist?\r
- if (mg_stat(conn, path, &file)) {\r
- // Yes it does, break the loop\r
- *filep = file;\r
- found = 1;\r
- break;\r
- }\r
- }\r
-\r
- // If no index file exists, restore directory path\r
- if (!found) {\r
- path[n] = '\0';\r
- }\r
-\r
- return found;\r
-}\r
-\r
-// Return True if we should reply 304 Not Modified.\r
-static int is_not_modified(const struct mg_connection *conn,\r
- const struct file *filep) {\r
- char etag[64];\r
- const char *ims = mg_get_header(conn, "If-Modified-Since");\r
- const char *inm = mg_get_header(conn, "If-None-Match");\r
- construct_etag(etag, sizeof(etag), filep);\r
- return (inm != NULL && !mg_strcasecmp(etag, inm)) ||\r
- (ims != NULL && filep->modification_time <= parse_date_string(ims));\r
-}\r
-\r
-static int forward_body_data(struct mg_connection *conn, FILE *fp,\r
- SOCKET sock, SSL *ssl) {\r
- const char *expect, *body;\r
- char buf[MG_BUF_LEN];\r
- int to_read, nread, buffered_len, success = 0;\r
-\r
- expect = mg_get_header(conn, "Expect");\r
- assert(fp != NULL);\r
-\r
- if (conn->content_len == -1) {\r
- send_http_error(conn, 411, "Length Required", "%s", "");\r
- } else if (expect != NULL && mg_strcasecmp(expect, "100-continue")) {\r
- send_http_error(conn, 417, "Expectation Failed", "%s", "");\r
- } else {\r
- if (expect != NULL) {\r
- (void) mg_printf(conn, "%s", "HTTP/1.1 100 Continue\r\n\r\n");\r
- }\r
-\r
- body = conn->buf + conn->request_len + conn->consumed_content;\r
- buffered_len = &conn->buf[conn->data_len] - body;\r
- assert(buffered_len >= 0);\r
- assert(conn->consumed_content == 0);\r
-\r
- if (buffered_len > 0) {\r
- if ((int64_t) buffered_len > conn->content_len) {\r
- buffered_len = (int) conn->content_len;\r
- }\r
- push(fp, sock, ssl, body, (int64_t) buffered_len);\r
- conn->consumed_content += buffered_len;\r
- }\r
-\r
- nread = 0;\r
- while (conn->consumed_content < conn->content_len) {\r
- to_read = sizeof(buf);\r
- if ((int64_t) to_read > conn->content_len - conn->consumed_content) {\r
- to_read = (int) (conn->content_len - conn->consumed_content);\r
- }\r
- nread = pull(NULL, conn, buf, to_read);\r
- if (nread <= 0 || push(fp, sock, ssl, buf, nread) != nread) {\r
- break;\r
- }\r
- conn->consumed_content += nread;\r
- }\r
-\r
- if (conn->consumed_content == conn->content_len) {\r
- success = nread >= 0;\r
- }\r
-\r
- // Each error code path in this function must send an error\r
- if (!success) {\r
- send_http_error(conn, 577, http_500_error, "%s", "");\r
- }\r
- }\r
-\r
- return success;\r
-}\r
-\r
-#if !defined(NO_CGI)\r
-// This structure helps to create an environment for the spawned CGI program.\r
-// Environment is an array of "VARIABLE=VALUE\0" ASCIIZ strings,\r
-// last element must be NULL.\r
-// However, on Windows there is a requirement that all these VARIABLE=VALUE\0\r
-// strings must reside in a contiguous buffer. The end of the buffer is\r
-// marked by two '\0' characters.\r
-// We satisfy both worlds: we create an envp array (which is vars), all\r
-// entries are actually pointers inside buf.\r
-struct cgi_env_block {\r
- struct mg_connection *conn;\r
- char buf[CGI_ENVIRONMENT_SIZE]; // Environment buffer\r
- int len; // Space taken\r
- char *vars[MAX_CGI_ENVIR_VARS]; // char **envp\r
- int nvars; // Number of variables\r
-};\r
-\r
-static char *addenv(struct cgi_env_block *block,\r
- PRINTF_FORMAT_STRING(const char *fmt), ...)\r
- PRINTF_ARGS(2, 3);\r
-\r
-// Append VARIABLE=VALUE\0 string to the buffer, and add a respective\r
-// pointer into the vars array.\r
-static char *addenv(struct cgi_env_block *block, const char *fmt, ...) {\r
- int n, space;\r
- char *added;\r
- va_list ap;\r
-\r
- // Calculate how much space is left in the buffer\r
- space = sizeof(block->buf) - block->len - 2;\r
- assert(space >= 0);\r
-\r
- // Make a pointer to the free space int the buffer\r
- added = block->buf + block->len;\r
-\r
- // Copy VARIABLE=VALUE\0 string into the free space\r
- va_start(ap, fmt);\r
- n = mg_vsnprintf(block->conn, added, (size_t) space, fmt, ap);\r
- va_end(ap);\r
-\r
- // Make sure we do not overflow buffer and the envp array\r
- if (n > 0 && n + 1 < space &&\r
- block->nvars < (int) ARRAY_SIZE(block->vars) - 2) {\r
- // Append a pointer to the added string into the envp array\r
- block->vars[block->nvars++] = added;\r
- // Bump up used length counter. Include \0 terminator\r
- block->len += n + 1;\r
- } else {\r
- cry(block->conn, "%s: CGI env buffer truncated for [%s]", __func__, fmt);\r
- }\r
-\r
- return added;\r
-}\r
-\r
-static void prepare_cgi_environment(struct mg_connection *conn,\r
- const char *prog,\r
- struct cgi_env_block *blk) {\r
- const char *s, *slash;\r
- struct vec var_vec;\r
- char *p, src_addr[20];\r
- int i;\r
-\r
- blk->len = blk->nvars = 0;\r
- blk->conn = conn;\r
- sockaddr_to_string(src_addr, sizeof(src_addr), &conn->client.rsa);\r
-\r
- addenv(blk, "SERVER_NAME=%s", conn->ctx->config[AUTHENTICATION_DOMAIN]);\r
- addenv(blk, "SERVER_ROOT=%s", conn->ctx->config[DOCUMENT_ROOT]);\r
- addenv(blk, "DOCUMENT_ROOT=%s", conn->ctx->config[DOCUMENT_ROOT]);\r
-\r
- // Prepare the environment block\r
- addenv(blk, "%s", "GATEWAY_INTERFACE=CGI/1.1");\r
- addenv(blk, "%s", "SERVER_PROTOCOL=HTTP/1.1");\r
- addenv(blk, "%s", "REDIRECT_STATUS=200"); // For PHP\r
-\r
- // TODO(lsm): fix this for IPv6 case\r
- addenv(blk, "SERVER_PORT=%d", ntohs(conn->client.lsa.sin.sin_port));\r
-\r
- addenv(blk, "REQUEST_METHOD=%s", conn->request_info.request_method);\r
- addenv(blk, "REMOTE_ADDR=%s", src_addr);\r
- addenv(blk, "REMOTE_PORT=%d", conn->request_info.remote_port);\r
- addenv(blk, "REQUEST_URI=%s", conn->request_info.uri);\r
-\r
- // SCRIPT_NAME\r
- assert(conn->request_info.uri[0] == '/');\r
- slash = strrchr(conn->request_info.uri, '/');\r
- if ((s = strrchr(prog, '/')) == NULL)\r
- s = prog;\r
- addenv(blk, "SCRIPT_NAME=%.*s%s", (int) (slash - conn->request_info.uri),\r
- conn->request_info.uri, s);\r
-\r
- addenv(blk, "SCRIPT_FILENAME=%s", prog);\r
- addenv(blk, "PATH_TRANSLATED=%s", prog);\r
- addenv(blk, "HTTPS=%s", conn->ssl == NULL ? "off" : "on");\r
-\r
- if ((s = mg_get_header(conn, "Content-Type")) != NULL)\r
- addenv(blk, "CONTENT_TYPE=%s", s);\r
-\r
- if (conn->request_info.query_string != NULL)\r
- addenv(blk, "QUERY_STRING=%s", conn->request_info.query_string);\r
-\r
- if ((s = mg_get_header(conn, "Content-Length")) != NULL)\r
- addenv(blk, "CONTENT_LENGTH=%s", s);\r
-\r
- if ((s = getenv("PATH")) != NULL)\r
- addenv(blk, "PATH=%s", s);\r
-\r
- if (conn->path_info != NULL) {\r
- addenv(blk, "PATH_INFO=%s", conn->path_info);\r
- }\r
-\r
-#if defined(_WIN32)\r
- if ((s = getenv("COMSPEC")) != NULL) {\r
- addenv(blk, "COMSPEC=%s", s);\r
- }\r
- if ((s = getenv("SYSTEMROOT")) != NULL) {\r
- addenv(blk, "SYSTEMROOT=%s", s);\r
- }\r
- if ((s = getenv("SystemDrive")) != NULL) {\r
- addenv(blk, "SystemDrive=%s", s);\r
- }\r
-#else\r
- if ((s = getenv("LD_LIBRARY_PATH")) != NULL)\r
- addenv(blk, "LD_LIBRARY_PATH=%s", s);\r
-#endif // _WIN32\r
-\r
- if ((s = getenv("PERLLIB")) != NULL)\r
- addenv(blk, "PERLLIB=%s", s);\r
-\r
- if (conn->request_info.remote_user != NULL) {\r
- addenv(blk, "REMOTE_USER=%s", conn->request_info.remote_user);\r
- addenv(blk, "%s", "AUTH_TYPE=Digest");\r
- }\r
-\r
- // Add all headers as HTTP_* variables\r
- for (i = 0; i < conn->request_info.num_headers; i++) {\r
- p = addenv(blk, "HTTP_%s=%s",\r
- conn->request_info.http_headers[i].name,\r
- conn->request_info.http_headers[i].value);\r
-\r
- // Convert variable name into uppercase, and change - to _\r
- for (; *p != '=' && *p != '\0'; p++) {\r
- if (*p == '-')\r
- *p = '_';\r
- *p = (char) toupper(* (unsigned char *) p);\r
- }\r
- }\r
-\r
- // Add user-specified variables\r
- s = conn->ctx->config[CGI_ENVIRONMENT];\r
- while ((s = next_option(s, &var_vec, NULL)) != NULL) {\r
- addenv(blk, "%.*s", (int) var_vec.len, var_vec.ptr);\r
- }\r
-\r
- blk->vars[blk->nvars++] = NULL;\r
- blk->buf[blk->len++] = '\0';\r
-\r
- assert(blk->nvars < (int) ARRAY_SIZE(blk->vars));\r
- assert(blk->len > 0);\r
- assert(blk->len < (int) sizeof(blk->buf));\r
-}\r
-\r
-static void handle_cgi_request(struct mg_connection *conn, const char *prog) {\r
- int headers_len, data_len, i, fd_stdin[2], fd_stdout[2];\r
- const char *status, *status_text;\r
- char buf[16384], *pbuf, dir[PATH_MAX], *p;\r
- struct mg_request_info ri;\r
- struct cgi_env_block blk;\r
- FILE *in, *out;\r
- struct file fout = STRUCT_FILE_INITIALIZER;\r
- pid_t pid;\r
-\r
- prepare_cgi_environment(conn, prog, &blk);\r
-\r
- // CGI must be executed in its own directory. 'dir' must point to the\r
- // directory containing executable program, 'p' must point to the\r
- // executable program name relative to 'dir'.\r
- (void) mg_snprintf(conn, dir, sizeof(dir), "%s", prog);\r
- if ((p = strrchr(dir, '/')) != NULL) {\r
- *p++ = '\0';\r
- } else {\r
- dir[0] = '.', dir[1] = '\0';\r
- p = (char *) prog;\r
- }\r
-\r
- pid = (pid_t) -1;\r
- fd_stdin[0] = fd_stdin[1] = fd_stdout[0] = fd_stdout[1] = -1;\r
- in = out = NULL;\r
-\r
- if (pipe(fd_stdin) != 0 || pipe(fd_stdout) != 0) {\r
- send_http_error(conn, 500, http_500_error,\r
- "Cannot create CGI pipe: %s", strerror(ERRNO));\r
- goto done;\r
- }\r
-\r
- pid = spawn_process(conn, p, blk.buf, blk.vars, fd_stdin[0], fd_stdout[1],\r
- dir);\r
- // spawn_process() must close those!\r
- // If we don't mark them as closed, close() attempt before\r
- // return from this function throws an exception on Windows.\r
- // Windows does not like when closed descriptor is closed again.\r
- fd_stdin[0] = fd_stdout[1] = -1;\r
-\r
- if (pid == (pid_t) -1) {\r
- send_http_error(conn, 500, http_500_error,\r
- "Cannot spawn CGI process [%s]: %s", prog, strerror(ERRNO));\r
- goto done;\r
- }\r
-\r
- if ((in = fdopen(fd_stdin[1], "wb")) == NULL ||\r
- (out = fdopen(fd_stdout[0], "rb")) == NULL) {\r
- send_http_error(conn, 500, http_500_error,\r
- "fopen: %s", strerror(ERRNO));\r
- goto done;\r
- }\r
-\r
- setbuf(in, NULL);\r
- setbuf(out, NULL);\r
- fout.fp = out;\r
-\r
- // Send POST data to the CGI process if needed\r
- if (!strcmp(conn->request_info.request_method, "POST") &&\r
- !forward_body_data(conn, in, INVALID_SOCKET, NULL)) {\r
- goto done;\r
- }\r
-\r
- // Close so child gets an EOF.\r
- fclose(in);\r
- in = NULL;\r
- fd_stdin[1] = -1;\r
-\r
- // Now read CGI reply into a buffer. We need to set correct\r
- // status code, thus we need to see all HTTP headers first.\r
- // Do not send anything back to client, until we buffer in all\r
- // HTTP headers.\r
- data_len = 0;\r
- headers_len = read_request(out, conn, buf, sizeof(buf), &data_len);\r
- if (headers_len <= 0) {\r
- send_http_error(conn, 500, http_500_error,\r
- "CGI program sent malformed or too big (>%u bytes) "\r
- "HTTP headers: [%.*s]",\r
- (unsigned) sizeof(buf), data_len, buf);\r
- goto done;\r
- }\r
- pbuf = buf;\r
- buf[headers_len - 1] = '\0';\r
- parse_http_headers(&pbuf, &ri);\r
-\r
- // Make up and send the status line\r
- status_text = "OK";\r
- if ((status = get_header(&ri, "Status")) != NULL) {\r
- conn->status_code = atoi(status);\r
- status_text = status;\r
- while (isdigit(* (unsigned char *) status_text) || *status_text == ' ') {\r
- status_text++;\r
- }\r
- } else if (get_header(&ri, "Location") != NULL) {\r
- conn->status_code = 302;\r
- } else {\r
- conn->status_code = 200;\r
- }\r
- if (get_header(&ri, "Connection") != NULL &&\r
- !mg_strcasecmp(get_header(&ri, "Connection"), "keep-alive")) {\r
- conn->must_close = 1;\r
- }\r
- (void) mg_printf(conn, "HTTP/1.1 %d %s\r\n", conn->status_code,\r
- status_text);\r
-\r
- // Send headers\r
- for (i = 0; i < ri.num_headers; i++) {\r
- mg_printf(conn, "%s: %s\r\n",\r
- ri.http_headers[i].name, ri.http_headers[i].value);\r
- }\r
- mg_write(conn, "\r\n", 2);\r
-\r
- // Send chunk of data that may have been read after the headers\r
- conn->num_bytes_sent += mg_write(conn, buf + headers_len,\r
- (size_t)(data_len - headers_len));\r
-\r
- // Read the rest of CGI output and send to the client\r
- send_file_data(conn, &fout, 0, INT64_MAX);\r
-\r
-done:\r
- if (pid != (pid_t) -1) {\r
- kill(pid, SIGKILL);\r
- }\r
- if (fd_stdin[0] != -1) {\r
- close(fd_stdin[0]);\r
- }\r
- if (fd_stdout[1] != -1) {\r
- close(fd_stdout[1]);\r
- }\r
-\r
- if (in != NULL) {\r
- fclose(in);\r
- } else if (fd_stdin[1] != -1) {\r
- close(fd_stdin[1]);\r
- }\r
-\r
- if (out != NULL) {\r
- fclose(out);\r
- } else if (fd_stdout[0] != -1) {\r
- close(fd_stdout[0]);\r
- }\r
-}\r
-#endif // !NO_CGI\r
-\r
-// For a given PUT path, create all intermediate subdirectories\r
-// for given path. Return 0 if the path itself is a directory,\r
-// or -1 on error, 1 if OK.\r
-static int put_dir(struct mg_connection *conn, const char *path) {\r
- char buf[PATH_MAX];\r
- const char *s, *p;\r
- struct file file = STRUCT_FILE_INITIALIZER;\r
- int len, res = 1;\r
-\r
- for (s = p = path + 2; (p = strchr(s, '/')) != NULL; s = ++p) {\r
- len = p - path;\r
- if (len >= (int) sizeof(buf)) {\r
- res = -1;\r
- break;\r
- }\r
- memcpy(buf, path, len);\r
- buf[len] = '\0';\r
-\r
- // Try to create intermediate directory\r
- DEBUG_TRACE(("mkdir(%s)", buf));\r
- if (!mg_stat(conn, buf, &file) && mg_mkdir(buf, 0755) != 0) {\r
- res = -1;\r
- break;\r
- }\r
-\r
- // Is path itself a directory?\r
- if (p[1] == '\0') {\r
- res = 0;\r
- }\r
- }\r
-\r
- return res;\r
-}\r
-\r
-static void put_file(struct mg_connection *conn, const char *path) {\r
- struct file file = STRUCT_FILE_INITIALIZER;\r
- const char *range;\r
- int64_t r1, r2;\r
- int rc;\r
-\r
- conn->status_code = mg_stat(conn, path, &file) ? 200 : 201;\r
-\r
- if ((rc = put_dir(conn, path)) == 0) {\r
- mg_printf(conn, "HTTP/1.1 %d OK\r\n\r\n", conn->status_code);\r
- } else if (rc == -1) {\r
- send_http_error(conn, 500, http_500_error,\r
- "put_dir(%s): %s", path, strerror(ERRNO));\r
- } else if (!mg_fopen(conn, path, "wb+", &file) || file.fp == NULL) {\r
- mg_fclose(&file);\r
- send_http_error(conn, 500, http_500_error,\r
- "fopen(%s): %s", path, strerror(ERRNO));\r
- } else {\r
- fclose_on_exec(&file);\r
- range = mg_get_header(conn, "Content-Range");\r
- r1 = r2 = 0;\r
- if (range != NULL && parse_range_header(range, &r1, &r2) > 0) {\r
- conn->status_code = 206;\r
- fseeko(file.fp, r1, SEEK_SET);\r
- }\r
- if (forward_body_data(conn, file.fp, INVALID_SOCKET, NULL)) {\r
- mg_printf(conn, "HTTP/1.1 %d OK\r\n\r\n", conn->status_code);\r
- }\r
- mg_fclose(&file);\r
- }\r
-}\r
-\r
-static void send_ssi_file(struct mg_connection *, const char *,\r
- struct file *, int);\r
-\r
-static void do_ssi_include(struct mg_connection *conn, const char *ssi,\r
- char *tag, int include_level) {\r
- char file_name[MG_BUF_LEN], path[PATH_MAX], *p;\r
- struct file file = STRUCT_FILE_INITIALIZER;\r
-\r
- // sscanf() is safe here, since send_ssi_file() also uses buffer\r
- // of size MG_BUF_LEN to get the tag. So strlen(tag) is always < MG_BUF_LEN.\r
- if (sscanf(tag, " virtual=\"%[^\"]\"", file_name) == 1) {\r
- // File name is relative to the webserver root\r
- (void) mg_snprintf(conn, path, sizeof(path), "%s%c%s",\r
- conn->ctx->config[DOCUMENT_ROOT], '/', file_name);\r
- } else if (sscanf(tag, " file=\"%[^\"]\"", file_name) == 1) {\r
- // File name is relative to the webserver working directory\r
- // or it is absolute system path\r
- (void) mg_snprintf(conn, path, sizeof(path), "%s", file_name);\r
- } else if (sscanf(tag, " \"%[^\"]\"", file_name) == 1) {\r
- // File name is relative to the currect document\r
- (void) mg_snprintf(conn, path, sizeof(path), "%s", ssi);\r
- if ((p = strrchr(path, '/')) != NULL) {\r
- p[1] = '\0';\r
- }\r
- (void) mg_snprintf(conn, path + strlen(path),\r
- sizeof(path) - strlen(path), "%s", file_name);\r
- } else {\r
- cry(conn, "Bad SSI #include: [%s]", tag);\r
- return;\r
- }\r
-\r
- if (!mg_fopen(conn, path, "rb", &file)) {\r
- cry(conn, "Cannot open SSI #include: [%s]: fopen(%s): %s",\r
- tag, path, strerror(ERRNO));\r
- } else {\r
- fclose_on_exec(&file);\r
- if (match_prefix(conn->ctx->config[SSI_EXTENSIONS],\r
- strlen(conn->ctx->config[SSI_EXTENSIONS]), path) > 0) {\r
- send_ssi_file(conn, path, &file, include_level + 1);\r
- } else {\r
- send_file_data(conn, &file, 0, INT64_MAX);\r
- }\r
- mg_fclose(&file);\r
- }\r
-}\r
-\r
-#if !defined(NO_POPEN)\r
-static void do_ssi_exec(struct mg_connection *conn, char *tag) {\r
- char cmd[MG_BUF_LEN];\r
- struct file file = STRUCT_FILE_INITIALIZER;\r
-\r
- if (sscanf(tag, " \"%[^\"]\"", cmd) != 1) {\r
- cry(conn, "Bad SSI #exec: [%s]", tag);\r
- } else if ((file.fp = popen(cmd, "r")) == NULL) {\r
- cry(conn, "Cannot SSI #exec: [%s]: %s", cmd, strerror(ERRNO));\r
- } else {\r
- send_file_data(conn, &file, 0, INT64_MAX);\r
- pclose(file.fp);\r
- }\r
-}\r
-#endif // !NO_POPEN\r
-\r
-static int mg_fgetc(struct file *filep, int offset) {\r
- if (filep->membuf != NULL && offset >=0 && offset < filep->size) {\r
- return ((unsigned char *) filep->membuf)[offset];\r
- } else if (filep->fp != NULL) {\r
- return fgetc(filep->fp);\r
- } else {\r
- return EOF;\r
- }\r
-}\r
-\r
-static void send_ssi_file(struct mg_connection *conn, const char *path,\r
- struct file *filep, int include_level) {\r
- char buf[MG_BUF_LEN];\r
- int ch, offset, len, in_ssi_tag;\r
-\r
- if (include_level > 10) {\r
- cry(conn, "SSI #include level is too deep (%s)", path);\r
- return;\r
- }\r
-\r
- in_ssi_tag = len = offset = 0;\r
- while ((ch = mg_fgetc(filep, offset)) != EOF) {\r
- if (in_ssi_tag && ch == '>') {\r
- in_ssi_tag = 0;\r
- buf[len++] = (char) ch;\r
- buf[len] = '\0';\r
- assert(len <= (int) sizeof(buf));\r
- if (len < 6 || memcmp(buf, "<!--#", 5) != 0) {\r
- // Not an SSI tag, pass it\r
- (void) mg_write(conn, buf, (size_t) len);\r
- } else {\r
- if (!memcmp(buf + 5, "include", 7)) {\r
- do_ssi_include(conn, path, buf + 12, include_level);\r
-#if !defined(NO_POPEN)\r
- } else if (!memcmp(buf + 5, "exec", 4)) {\r
- do_ssi_exec(conn, buf + 9);\r
-#endif // !NO_POPEN\r
- } else {\r
- cry(conn, "%s: unknown SSI " "command: \"%s\"", path, buf);\r
- }\r
- }\r
- len = 0;\r
- } else if (in_ssi_tag) {\r
- if (len == 5 && memcmp(buf, "<!--#", 5) != 0) {\r
- // Not an SSI tag\r
- in_ssi_tag = 0;\r
- } else if (len == (int) sizeof(buf) - 2) {\r
- cry(conn, "%s: SSI tag is too large", path);\r
- len = 0;\r
- }\r
- buf[len++] = ch & 0xff;\r
- } else if (ch == '<') {\r
- in_ssi_tag = 1;\r
- if (len > 0) {\r
- mg_write(conn, buf, (size_t) len);\r
- }\r
- len = 0;\r
- buf[len++] = ch & 0xff;\r
- } else {\r
- buf[len++] = ch & 0xff;\r
- if (len == (int) sizeof(buf)) {\r
- mg_write(conn, buf, (size_t) len);\r
- len = 0;\r
- }\r
- }\r
- }\r
-\r
- // Send the rest of buffered data\r
- if (len > 0) {\r
- mg_write(conn, buf, (size_t) len);\r
- }\r
-}\r
-\r
-static void handle_ssi_file_request(struct mg_connection *conn,\r
- const char *path) {\r
- struct file file = STRUCT_FILE_INITIALIZER;\r
-\r
- if (!mg_fopen(conn, path, "rb", &file)) {\r
- send_http_error(conn, 500, http_500_error, "fopen(%s): %s", path,\r
- strerror(ERRNO));\r
- } else {\r
- conn->must_close = 1;\r
- fclose_on_exec(&file);\r
- mg_printf(conn, "HTTP/1.1 200 OK\r\n"\r
- "Content-Type: text/html\r\nConnection: %s\r\n\r\n",\r
- suggest_connection_header(conn));\r
- send_ssi_file(conn, path, &file, 0);\r
- mg_fclose(&file);\r
- }\r
-}\r
-\r
-static void send_options(struct mg_connection *conn) {\r
- conn->status_code = 200;\r
-\r
- mg_printf(conn, "%s", "HTTP/1.1 200 OK\r\n"\r
- "Allow: GET, POST, HEAD, CONNECT, PUT, DELETE, OPTIONS\r\n"\r
- "DAV: 1\r\n\r\n");\r
-}\r
-\r
-// Writes PROPFIND properties for a collection element\r
-static void print_props(struct mg_connection *conn, const char* uri,\r
- struct file *filep) {\r
- char mtime[64];\r
- gmt_time_string(mtime, sizeof(mtime), &filep->modification_time);\r
- conn->num_bytes_sent += mg_printf(conn,\r
- "<d:response>"\r
- "<d:href>%s</d:href>"\r
- "<d:propstat>"\r
- "<d:prop>"\r
- "<d:resourcetype>%s</d:resourcetype>"\r
- "<d:getcontentlength>%" INT64_FMT "</d:getcontentlength>"\r
- "<d:getlastmodified>%s</d:getlastmodified>"\r
- "</d:prop>"\r
- "<d:status>HTTP/1.1 200 OK</d:status>"\r
- "</d:propstat>"\r
- "</d:response>\n",\r
- uri,\r
- filep->is_directory ? "<d:collection/>" : "",\r
- filep->size,\r
- mtime);\r
-}\r
-\r
-static void print_dav_dir_entry(struct de *de, void *data) {\r
- char href[PATH_MAX];\r
- struct mg_connection *conn = (struct mg_connection *) data;\r
- mg_snprintf(conn, href, sizeof(href), "%s%s",\r
- conn->request_info.uri, de->file_name);\r
- print_props(conn, href, &de->file);\r
-}\r
-\r
-static void handle_propfind(struct mg_connection *conn, const char *path,\r
- struct file *filep) {\r
- const char *depth = mg_get_header(conn, "Depth");\r
-\r
- conn->must_close = 1;\r
- conn->status_code = 207;\r
- mg_printf(conn, "HTTP/1.1 207 Multi-Status\r\n"\r
- "Connection: close\r\n"\r
- "Content-Type: text/xml; charset=utf-8\r\n\r\n");\r
-\r
- conn->num_bytes_sent += mg_printf(conn,\r
- "<?xml version=\"1.0\" encoding=\"utf-8\"?>"\r
- "<d:multistatus xmlns:d='DAV:'>\n");\r
-\r
- // Print properties for the requested resource itself\r
- print_props(conn, conn->request_info.uri, filep);\r
-\r
- // If it is a directory, print directory entries too if Depth is not 0\r
- if (filep->is_directory &&\r
- !mg_strcasecmp(conn->ctx->config[ENABLE_DIRECTORY_LISTING], "yes") &&\r
- (depth == NULL || strcmp(depth, "0") != 0)) {\r
- scan_directory(conn, path, conn, &print_dav_dir_entry);\r
- }\r
-\r
- conn->num_bytes_sent += mg_printf(conn, "%s\n", "</d:multistatus>");\r
-}\r
-\r
-#if defined(USE_WEBSOCKET)\r
-\r
-// START OF SHA-1 code\r
-// Copyright(c) By Steve Reid <steve@edmweb.com>\r
-#define SHA1HANDSOFF\r
-#if defined(__sun)\r
-#include "solarisfixes.h"\r
-#endif\r
-\r
-union char64long16 { unsigned char c[64]; uint32_t l[16]; };\r
-\r
-#define rol(value, bits) (((value) << (bits)) | ((value) >> (32 - (bits))))\r
-\r
-static uint32_t blk0(union char64long16 *block, int i) {\r
- // Forrest: SHA expect BIG_ENDIAN, swap if LITTLE_ENDIAN\r
- if (!is_big_endian()) {\r
- block->l[i] = (rol(block->l[i], 24) & 0xFF00FF00) |\r
- (rol(block->l[i], 8) & 0x00FF00FF);\r
- }\r
- return block->l[i];\r
-}\r
-\r
-#define blk(i) (block->l[i&15] = rol(block->l[(i+13)&15]^block->l[(i+8)&15] \\r
- ^block->l[(i+2)&15]^block->l[i&15],1))\r
-#define R0(v,w,x,y,z,i) z+=((w&(x^y))^y)+blk0(block, i)+0x5A827999+rol(v,5);w=rol(w,30);\r
-#define R1(v,w,x,y,z,i) z+=((w&(x^y))^y)+blk(i)+0x5A827999+rol(v,5);w=rol(w,30);\r
-#define R2(v,w,x,y,z,i) z+=(w^x^y)+blk(i)+0x6ED9EBA1+rol(v,5);w=rol(w,30);\r
-#define R3(v,w,x,y,z,i) z+=(((w|x)&y)|(w&x))+blk(i)+0x8F1BBCDC+rol(v,5);w=rol(w,30);\r
-#define R4(v,w,x,y,z,i) z+=(w^x^y)+blk(i)+0xCA62C1D6+rol(v,5);w=rol(w,30);\r
-\r
-typedef struct {\r
- uint32_t state[5];\r
- uint32_t count[2];\r
- unsigned char buffer[64];\r
-} SHA1_CTX;\r
-\r
-static void SHA1Transform(uint32_t state[5], const unsigned char buffer[64]) {\r
- uint32_t a, b, c, d, e;\r
- union char64long16 block[1];\r
-\r
- memcpy(block, buffer, 64);\r
- a = state[0];\r
- b = state[1];\r
- c = state[2];\r
- d = state[3];\r
- e = state[4];\r
- R0(a,b,c,d,e, 0); R0(e,a,b,c,d, 1); R0(d,e,a,b,c, 2); R0(c,d,e,a,b, 3);\r
- R0(b,c,d,e,a, 4); R0(a,b,c,d,e, 5); R0(e,a,b,c,d, 6); R0(d,e,a,b,c, 7);\r
- R0(c,d,e,a,b, 8); R0(b,c,d,e,a, 9); R0(a,b,c,d,e,10); R0(e,a,b,c,d,11);\r
- R0(d,e,a,b,c,12); R0(c,d,e,a,b,13); R0(b,c,d,e,a,14); R0(a,b,c,d,e,15);\r
- R1(e,a,b,c,d,16); R1(d,e,a,b,c,17); R1(c,d,e,a,b,18); R1(b,c,d,e,a,19);\r
- R2(a,b,c,d,e,20); R2(e,a,b,c,d,21); R2(d,e,a,b,c,22); R2(c,d,e,a,b,23);\r
- R2(b,c,d,e,a,24); R2(a,b,c,d,e,25); R2(e,a,b,c,d,26); R2(d,e,a,b,c,27);\r
- R2(c,d,e,a,b,28); R2(b,c,d,e,a,29); R2(a,b,c,d,e,30); R2(e,a,b,c,d,31);\r
- R2(d,e,a,b,c,32); R2(c,d,e,a,b,33); R2(b,c,d,e,a,34); R2(a,b,c,d,e,35);\r
- R2(e,a,b,c,d,36); R2(d,e,a,b,c,37); R2(c,d,e,a,b,38); R2(b,c,d,e,a,39);\r
- R3(a,b,c,d,e,40); R3(e,a,b,c,d,41); R3(d,e,a,b,c,42); R3(c,d,e,a,b,43);\r
- R3(b,c,d,e,a,44); R3(a,b,c,d,e,45); R3(e,a,b,c,d,46); R3(d,e,a,b,c,47);\r
- R3(c,d,e,a,b,48); R3(b,c,d,e,a,49); R3(a,b,c,d,e,50); R3(e,a,b,c,d,51);\r
- R3(d,e,a,b,c,52); R3(c,d,e,a,b,53); R3(b,c,d,e,a,54); R3(a,b,c,d,e,55);\r
- R3(e,a,b,c,d,56); R3(d,e,a,b,c,57); R3(c,d,e,a,b,58); R3(b,c,d,e,a,59);\r
- R4(a,b,c,d,e,60); R4(e,a,b,c,d,61); R4(d,e,a,b,c,62); R4(c,d,e,a,b,63);\r
- R4(b,c,d,e,a,64); R4(a,b,c,d,e,65); R4(e,a,b,c,d,66); R4(d,e,a,b,c,67);\r
- R4(c,d,e,a,b,68); R4(b,c,d,e,a,69); R4(a,b,c,d,e,70); R4(e,a,b,c,d,71);\r
- R4(d,e,a,b,c,72); R4(c,d,e,a,b,73); R4(b,c,d,e,a,74); R4(a,b,c,d,e,75);\r
- R4(e,a,b,c,d,76); R4(d,e,a,b,c,77); R4(c,d,e,a,b,78); R4(b,c,d,e,a,79);\r
- state[0] += a;\r
- state[1] += b;\r
- state[2] += c;\r
- state[3] += d;\r
- state[4] += e;\r
- a = b = c = d = e = 0;\r
- memset(block, '\0', sizeof(block));\r
-}\r
-\r
-static void SHA1Init(SHA1_CTX* context) {\r
- context->state[0] = 0x67452301;\r
- context->state[1] = 0xEFCDAB89;\r
- context->state[2] = 0x98BADCFE;\r
- context->state[3] = 0x10325476;\r
- context->state[4] = 0xC3D2E1F0;\r
- context->count[0] = context->count[1] = 0;\r
-}\r
-\r
-static void SHA1Update(SHA1_CTX* context, const unsigned char* data,\r
- uint32_t len) {\r
- uint32_t i, j;\r
-\r
- j = context->count[0];\r
- if ((context->count[0] += len << 3) < j)\r
- context->count[1]++;\r
- context->count[1] += (len>>29);\r
- j = (j >> 3) & 63;\r
- if ((j + len) > 63) {\r
- memcpy(&context->buffer[j], data, (i = 64-j));\r
- SHA1Transform(context->state, context->buffer);\r
- for ( ; i + 63 < len; i += 64) {\r
- SHA1Transform(context->state, &data[i]);\r
- }\r
- j = 0;\r
- }\r
- else i = 0;\r
- memcpy(&context->buffer[j], &data[i], len - i);\r
-}\r
-\r
-static void SHA1Final(unsigned char digest[20], SHA1_CTX* context) {\r
- unsigned i;\r
- unsigned char finalcount[8], c;\r
-\r
- for (i = 0; i < 8; i++) {\r
- finalcount[i] = (unsigned char)((context->count[(i >= 4 ? 0 : 1)]\r
- >> ((3-(i & 3)) * 8) ) & 255);\r
- }\r
- c = 0200;\r
- SHA1Update(context, &c, 1);\r
- while ((context->count[0] & 504) != 448) {\r
- c = 0000;\r
- SHA1Update(context, &c, 1);\r
- }\r
- SHA1Update(context, finalcount, 8);\r
- for (i = 0; i < 20; i++) {\r
- digest[i] = (unsigned char)\r
- ((context->state[i>>2] >> ((3-(i & 3)) * 8) ) & 255);\r
- }\r
- memset(context, '\0', sizeof(*context));\r
- memset(&finalcount, '\0', sizeof(finalcount));\r
-}\r
-// END OF SHA1 CODE\r
-\r
-static void base64_encode(const unsigned char *src, int src_len, char *dst) {\r
- static const char *b64 =\r
- "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/";\r
- int i, j, a, b, c;\r
-\r
- for (i = j = 0; i < src_len; i += 3) {\r
- a = src[i];\r
- b = i + 1 >= src_len ? 0 : src[i + 1];\r
- c = i + 2 >= src_len ? 0 : src[i + 2];\r
-\r
- dst[j++] = b64[a >> 2];\r
- dst[j++] = b64[((a & 3) << 4) | (b >> 4)];\r
- if (i + 1 < src_len) {\r
- dst[j++] = b64[(b & 15) << 2 | (c >> 6)];\r
- }\r
- if (i + 2 < src_len) {\r
- dst[j++] = b64[c & 63];\r
- }\r
- }\r
- while (j % 4 != 0) {\r
- dst[j++] = '=';\r
- }\r
- dst[j++] = '\0';\r
-}\r
-\r
-static void send_websocket_handshake(struct mg_connection *conn) {\r
- static const char *magic = "258EAFA5-E914-47DA-95CA-C5AB0DC85B11";\r
- char buf[100], sha[20], b64_sha[sizeof(sha) * 2];\r
- SHA1_CTX sha_ctx;\r
-\r
- mg_snprintf(conn, buf, sizeof(buf), "%s%s",\r
- mg_get_header(conn, "Sec-WebSocket-Key"), magic);\r
- SHA1Init(&sha_ctx);\r
- SHA1Update(&sha_ctx, (unsigned char *) buf, strlen(buf));\r
- SHA1Final((unsigned char *) sha, &sha_ctx);\r
- base64_encode((unsigned char *) sha, sizeof(sha), b64_sha);\r
- mg_printf(conn, "%s%s%s",\r
- "HTTP/1.1 101 Switching Protocols\r\n"\r
- "Upgrade: websocket\r\n"\r
- "Connection: Upgrade\r\n"\r
- "Sec-WebSocket-Accept: ", b64_sha, "\r\n\r\n");\r
-}\r
-\r
-static void read_websocket(struct mg_connection *conn) {\r
- unsigned char *buf = (unsigned char *) conn->buf + conn->request_len;\r
- int n, len, mask_len, body_len, discard_len;\r
-\r
- for (;;) {\r
- if ((body_len = conn->data_len - conn->request_len) >= 2) {\r
- len = buf[1] & 127;\r
- mask_len = buf[1] & 128 ? 4 : 0;\r
- if (len < 126) {\r
- conn->content_len = 2 + mask_len + len;\r
- } else if (len == 126 && body_len >= 4) {\r
- conn->content_len = 4 + mask_len + ((((int) buf[2]) << 8) + buf[3]);\r
- } else if (body_len >= 10) {\r
- conn->content_len = 10 + mask_len +\r
- (((uint64_t) htonl(* (uint32_t *) &buf[2])) << 32) +\r
- htonl(* (uint32_t *) &buf[6]);\r
- }\r
- }\r
-\r
- if (conn->content_len > 0) {\r
- if (conn->ctx->callbacks.websocket_data != NULL &&\r
- conn->ctx->callbacks.websocket_data(conn) == 0) {\r
- break; // Callback signalled to exit\r
- }\r
- discard_len = conn->content_len > body_len ?\r
- body_len : (int) conn->content_len;\r
- memmove(buf, buf + discard_len, conn->data_len - discard_len);\r
- conn->data_len -= discard_len;\r
- conn->content_len = conn->consumed_content = 0;\r
- } else {\r
- n = pull(NULL, conn, conn->buf + conn->data_len,\r
- conn->buf_size - conn->data_len);\r
- if (n <= 0) {\r
- break;\r
- }\r
- conn->data_len += n;\r
- }\r
- }\r
-}\r
-\r
-static void handle_websocket_request(struct mg_connection *conn) {\r
- if (strcmp(mg_get_header(conn, "Sec-WebSocket-Version"), "13") != 0) {\r
- send_http_error(conn, 426, "Upgrade Required", "%s", "Upgrade Required");\r
- } else if (conn->ctx->callbacks.websocket_connect != NULL &&\r
- conn->ctx->callbacks.websocket_connect(conn) != 0) {\r
- // Callback has returned non-zero, do not proceed with handshake\r
- } else {\r
- send_websocket_handshake(conn);\r
- if (conn->ctx->callbacks.websocket_ready != NULL) {\r
- conn->ctx->callbacks.websocket_ready(conn);\r
- }\r
- read_websocket(conn);\r
- }\r
-}\r
-\r
-static int is_websocket_request(const struct mg_connection *conn) {\r
- const char *host, *upgrade, *connection, *version, *key;\r
-\r
- host = mg_get_header(conn, "Host");\r
- upgrade = mg_get_header(conn, "Upgrade");\r
- connection = mg_get_header(conn, "Connection");\r
- key = mg_get_header(conn, "Sec-WebSocket-Key");\r
- version = mg_get_header(conn, "Sec-WebSocket-Version");\r
-\r
- return host != NULL && upgrade != NULL && connection != NULL &&\r
- key != NULL && version != NULL &&\r
- strstr(upgrade, "websocket") != NULL &&\r
- strstr(connection, "Upgrade") != NULL;\r
-}\r
-#endif // !USE_WEBSOCKET\r
-\r
-static int isbyte(int n) {\r
- return n >= 0 && n <= 255;\r
-}\r
-\r
-static int parse_net(const char *spec, uint32_t *net, uint32_t *mask) {\r
- int n, a, b, c, d, slash = 32, len = 0;\r
-\r
- if ((sscanf(spec, "%d.%d.%d.%d/%d%n", &a, &b, &c, &d, &slash, &n) == 5 ||\r
- sscanf(spec, "%d.%d.%d.%d%n", &a, &b, &c, &d, &n) == 4) &&\r
- isbyte(a) && isbyte(b) && isbyte(c) && isbyte(d) &&\r
- slash >= 0 && slash < 33) {\r
- len = n;\r
- *net = ((uint32_t)a << 24) | ((uint32_t)b << 16) | ((uint32_t)c << 8) | d;\r
- *mask = slash ? 0xffffffffU << (32 - slash) : 0;\r
- }\r
-\r
- return len;\r
-}\r
-\r
-static int set_throttle(const char *spec, uint32_t remote_ip, const char *uri) {\r
- int throttle = 0;\r
- struct vec vec, val;\r
- uint32_t net, mask;\r
- char mult;\r
- double v;\r
-\r
- while ((spec = next_option(spec, &vec, &val)) != NULL) {\r
- mult = ',';\r
- if (sscanf(val.ptr, "%lf%c", &v, &mult) < 1 || v < 0 ||\r
- (lowercase(&mult) != 'k' && lowercase(&mult) != 'm' && mult != ',')) {\r
- continue;\r
- }\r
- v *= lowercase(&mult) == 'k' ? 1024 : lowercase(&mult) == 'm' ? 1048576 : 1;\r
- if (vec.len == 1 && vec.ptr[0] == '*') {\r
- throttle = (int) v;\r
- } else if (parse_net(vec.ptr, &net, &mask) > 0) {\r
- if ((remote_ip & mask) == net) {\r
- throttle = (int) v;\r
- }\r
- } else if (match_prefix(vec.ptr, vec.len, uri) > 0) {\r
- throttle = (int) v;\r
- }\r
- }\r
-\r
- return throttle;\r
-}\r
-\r
-static uint32_t get_remote_ip(const struct mg_connection *conn) {\r
- return ntohl(* (uint32_t *) &conn->client.rsa.sin.sin_addr);\r
-}\r
-\r
-#ifdef USE_LUA\r
-\r
-#ifdef _WIN32\r
-static void *mmap(void *addr, int64_t len, int prot, int flags, int fd,\r
- int offset) {\r
- HANDLE fh = (HANDLE) _get_osfhandle(fd);\r
- HANDLE mh = CreateFileMapping(fh, 0, PAGE_READONLY, 0, 0, 0);\r
- void *p = MapViewOfFile(mh, FILE_MAP_READ, 0, 0, (size_t) len);\r
- CloseHandle(fh);\r
- CloseHandle(mh);\r
- return p;\r
-}\r
-#define munmap(x, y) UnmapViewOfFile(x)\r
-#define MAP_FAILED NULL\r
-#define MAP_PRIVATE 0\r
-#define PROT_READ 0\r
-#else\r
-#include <sys/mman.h>\r
-#endif\r
-\r
-static void lsp(struct mg_connection *conn, const char *p, int64_t len,\r
- lua_State *L) {\r
- int i, j, pos = 0;\r
-\r
- for (i = 0; i < len; i++) {\r
- if (p[i] == '<' && p[i + 1] == '?') {\r
- for (j = i + 1; j < len ; j++) {\r
- if (p[j] == '?' && p[j + 1] == '>') {\r
- mg_write(conn, p + pos, i - pos);\r
- if (luaL_loadbuffer(L, p + (i + 2), j - (i + 2), "") == LUA_OK) {\r
- lua_pcall(L, 0, LUA_MULTRET, 0);\r
- }\r
- pos = j + 2;\r
- i = pos - 1;\r
- break;\r
- }\r
- }\r
- }\r
- }\r
-\r
- if (i > pos) {\r
- mg_write(conn, p + pos, i - pos);\r
- }\r
-}\r
-\r
-static int lsp_mg_print(lua_State *L) {\r
- int i, num_args;\r
- const char *str;\r
- size_t size;\r
- struct mg_connection *conn = lua_touserdata(L, lua_upvalueindex(1));\r
-\r
- num_args = lua_gettop(L);\r
- for (i = 1; i <= num_args; i++) {\r
- if (lua_isstring(L, i)) {\r
- str = lua_tolstring(L, i, &size);\r
- mg_write(conn, str, size);\r
- }\r
- }\r
-\r
- return 0;\r
-}\r
-\r
-static int lsp_mg_read(lua_State *L) {\r
- struct mg_connection *conn = lua_touserdata(L, lua_upvalueindex(1));\r
- char buf[1024];\r
- int len = mg_read(conn, buf, sizeof(buf));\r
-\r
- lua_settop(L, 0);\r
- lua_pushlstring(L, buf, len);\r
-\r
- return 1;\r
-}\r
-\r
-static void reg_string(struct lua_State *L, const char *name, const char *val) {\r
- lua_pushstring(L, name);\r
- lua_pushstring(L, val);\r
- lua_rawset(L, -3);\r
-}\r
-\r
-static void reg_int(struct lua_State *L, const char *name, int val) {\r
- lua_pushstring(L, name);\r
- lua_pushinteger(L, val);\r
- lua_rawset(L, -3);\r
-}\r
-\r
-static void prepare_lua_environment(struct mg_connection *conn, lua_State *L) {\r
- const struct mg_request_info *ri = mg_get_request_info(conn);\r
- extern void luaL_openlibs(lua_State *);\r
- int i;\r
-\r
- luaL_openlibs(L);\r
-#ifdef USE_LUA_SQLITE3\r
- { extern int luaopen_lsqlite3(lua_State *); luaopen_lsqlite3(L); }\r
-#endif\r
-\r
- // Register "print" function which calls mg_write()\r
- lua_pushlightuserdata(L, conn);\r
- lua_pushcclosure(L, lsp_mg_print, 1);\r
- lua_setglobal(L, "print");\r
-\r
- // Register mg_read()\r
- lua_pushlightuserdata(L, conn);\r
- lua_pushcclosure(L, lsp_mg_read, 1);\r
- lua_setglobal(L, "read");\r
-\r
- // Export request_info\r
- lua_newtable(L);\r
- reg_string(L, "request_method", ri->request_method);\r
- reg_string(L, "uri", ri->uri);\r
- reg_string(L, "http_version", ri->http_version);\r
- reg_string(L, "query_string", ri->query_string);\r
- reg_int(L, "remote_ip", ri->remote_ip);\r
- reg_int(L, "remote_port", ri->remote_port);\r
- reg_int(L, "num_headers", ri->num_headers);\r
- lua_pushstring(L, "http_headers");\r
- lua_newtable(L);\r
- for (i = 0; i < ri->num_headers; i++) {\r
- reg_string(L, ri->http_headers[i].name, ri->http_headers[i].value);\r
- }\r
- lua_rawset(L, -3);\r
- lua_setglobal(L, "request_info");\r
-}\r
-\r
-static void handle_lsp_request(struct mg_connection *conn, const char *path,\r
- struct file *filep) {\r
- void *p = NULL;\r
- lua_State *L = NULL;\r
-\r
- if (!mg_stat(conn, path, filep) || !mg_fopen(conn, path, "r", filep)) {\r
- send_http_error(conn, 404, "Not Found", "%s", "File not found");\r
- } else if (filep->membuf == NULL &&\r
- (p = mmap(NULL, (size_t) filep->size, PROT_READ, MAP_PRIVATE,\r
- fileno(filep->fp), 0)) == MAP_FAILED) {\r
- send_http_error(conn, 500, http_500_error, "mmap(%s, %zu, %d): %s", path,\r
- (size_t) filep->size, fileno(filep->fp), strerror(errno));\r
- } else if ((L = luaL_newstate()) == NULL) {\r
- send_http_error(conn, 500, http_500_error, "%s", "luaL_newstate failed");\r
- } else {\r
- // We're not sending HTTP headers here, Lua page must do it.\r
- prepare_lua_environment(conn, L);\r
- if (conn->ctx->callbacks.init_lua != NULL) {\r
- conn->ctx->callbacks.init_lua(conn, L);\r
- }\r
- lsp(conn, filep->membuf == NULL ? p : filep->membuf, filep->size, L);\r
- }\r
-\r
- if (L) lua_close(L);\r
- if (p) munmap(p, filep->size);\r
- mg_fclose(filep);\r
-}\r
-#endif // USE_LUA\r
-\r
-int mg_upload(struct mg_connection *conn, const char *destination_dir) {\r
- const char *content_type_header, *boundary_start;\r
- char buf[MG_BUF_LEN], path[PATH_MAX], fname[1024], boundary[100], *s;\r
- FILE *fp;\r
- int bl, n, i, j, headers_len, boundary_len, len = 0, num_uploaded_files = 0;\r
-\r
- // Request looks like this:\r
- //\r
- // POST /upload HTTP/1.1\r
- // Host: 127.0.0.1:8080\r
- // Content-Length: 244894\r
- // Content-Type: multipart/form-data; boundary=----WebKitFormBoundaryRVr\r
- //\r
- // ------WebKitFormBoundaryRVr\r
- // Content-Disposition: form-data; name="file"; filename="accum.png"\r
- // Content-Type: image/png\r
- //\r
- // <89>PNG\r
- // <PNG DATA>\r
- // ------WebKitFormBoundaryRVr\r
-\r
- // Extract boundary string from the Content-Type header\r
- if ((content_type_header = mg_get_header(conn, "Content-Type")) == NULL ||\r
- (boundary_start = strstr(content_type_header, "boundary=")) == NULL ||\r
- (sscanf(boundary_start, "boundary=\"%99[^\"]\"", boundary) == 0 &&\r
- sscanf(boundary_start, "boundary=%99s", boundary) == 0) ||\r
- boundary[0] == '\0') {\r
- return num_uploaded_files;\r
- }\r
-\r
- boundary_len = strlen(boundary);\r
- bl = boundary_len + 4; // \r\n--<boundary>\r
- for (;;) {\r
- // Pull in headers\r
- assert(len >= 0 && len <= (int) sizeof(buf));\r
- while ((n = mg_read(conn, buf + len, sizeof(buf) - len)) > 0) {\r
- len += n;\r
- }\r
- if ((headers_len = get_request_len(buf, len)) <= 0) {\r
- break;\r
- }\r
-\r
- // Fetch file name.\r
- fname[0] = '\0';\r
- for (i = j = 0; i < headers_len; i++) {\r
- if (buf[i] == '\r' && buf[i + 1] == '\n') {\r
- buf[i] = buf[i + 1] = '\0';\r
- // TODO(lsm): don't expect filename to be the 3rd field,\r
- // parse the header properly instead.\r
- sscanf(&buf[j], "Content-Disposition: %*s %*s filename=\"%1023[^\"]",\r
- fname);\r
- j = i + 2;\r
- }\r
- }\r
-\r
- // Give up if the headers are not what we expect\r
- if (fname[0] == '\0') {\r
- break;\r
- }\r
-\r
- // Move data to the beginning of the buffer\r
- assert(len >= headers_len);\r
- memmove(buf, &buf[headers_len], len - headers_len);\r
- len -= headers_len;\r
-\r
- // We open the file with exclusive lock held. This guarantee us\r
- // there is no other thread can save into the same file simultaneously.\r
- fp = NULL;\r
- // Construct destination file name. Do not allow paths to have slashes.\r
- if ((s = strrchr(fname, '/')) == NULL) {\r
- s = fname;\r
- }\r
- // Open file in binary mode. TODO: set an exclusive lock.\r
- snprintf(path, sizeof(path), "%s/%s", destination_dir, s);\r
- if ((fp = fopen(path, "wb")) == NULL) {\r
- break;\r
- }\r
-\r
- // Read POST data, write into file until boundary is found.\r
- n = 0;\r
- do {\r
- len += n;\r
- for (i = 0; i < len - bl; i++) {\r
- if (!memcmp(&buf[i], "\r\n--", 4) &&\r
- !memcmp(&buf[i + 4], boundary, boundary_len)) {\r
- // Found boundary, that's the end of file data.\r
- fwrite(buf, 1, i, fp);\r
- fflush(fp);\r
- num_uploaded_files++;\r
- if (conn->ctx->callbacks.upload != NULL) {\r
- conn->ctx->callbacks.upload(conn, path);\r
- }\r
- memmove(buf, &buf[i + bl], len - (i + bl));\r
- len -= i + bl;\r
- break;\r
- }\r
- }\r
- if (len > bl) {\r
- fwrite(buf, 1, len - bl, fp);\r
- memmove(buf, &buf[len - bl], bl);\r
- len = bl;\r
- }\r
- } while ((n = mg_read(conn, buf + len, sizeof(buf) - len)) > 0);\r
- fclose(fp);\r
- }\r
-\r
- return num_uploaded_files;\r
-}\r
-\r
-static int is_put_or_delete_request(const struct mg_connection *conn) {\r
- const char *s = conn->request_info.request_method;\r
- return s != NULL && (!strcmp(s, "PUT") || !strcmp(s, "DELETE"));\r
-}\r
-\r
-static int get_first_ssl_listener_index(const struct mg_context *ctx) {\r
- int i, index = -1;\r
- for (i = 0; index == -1 && i < ctx->num_listening_sockets; i++) {\r
- index = ctx->listening_sockets[i].is_ssl ? i : -1;\r
- }\r
- return index;\r
-}\r
-\r
-static void redirect_to_https_port(struct mg_connection *conn, int ssl_index) {\r
- char host[1025];\r
- const char *host_header;\r
-\r
- if ((host_header = mg_get_header(conn, "Host")) == NULL ||\r
- sscanf(host_header, "%1024[^:]", host) == 0) {\r
- // Cannot get host from the Host: header. Fallback to our IP address.\r
- sockaddr_to_string(host, sizeof(host), &conn->client.lsa);\r
- }\r
-\r
- mg_printf(conn, "HTTP/1.1 302 Found\r\nLocation: https://%s:%d%s\r\n\r\n",\r
- host, (int) ntohs(conn->ctx->listening_sockets[ssl_index].\r
- lsa.sin.sin_port), conn->request_info.uri);\r
-}\r
-\r
-// This is the heart of the Mongoose's logic.\r
-// This function is called when the request is read, parsed and validated,\r
-// and Mongoose must decide what action to take: serve a file, or\r
-// a directory, or call embedded function, etcetera.\r
-static void handle_request(struct mg_connection *conn) {\r
- struct mg_request_info *ri = &conn->request_info;\r
- char path[PATH_MAX];\r
- int uri_len, ssl_index;\r
- struct file file = STRUCT_FILE_INITIALIZER;\r
-\r
- if ((conn->request_info.query_string = strchr(ri->uri, '?')) != NULL) {\r
- * ((char *) conn->request_info.query_string++) = '\0';\r
- }\r
- uri_len = (int) strlen(ri->uri);\r
- url_decode(ri->uri, uri_len, (char *) ri->uri, uri_len + 1, 0);\r
- remove_double_dots_and_double_slashes((char *) ri->uri);\r
- convert_uri_to_file_name(conn, path, sizeof(path), &file);\r
- conn->throttle = set_throttle(conn->ctx->config[THROTTLE],\r
- get_remote_ip(conn), ri->uri);\r
-\r
- DEBUG_TRACE(("%s", ri->uri));\r
- if (conn->ctx->callbacks.begin_request != NULL &&\r
- conn->ctx->callbacks.begin_request(conn)) {\r
- // Do nothing, callback has served the request\r
- } else if (!conn->client.is_ssl && conn->client.ssl_redir &&\r
- (ssl_index = get_first_ssl_listener_index(conn->ctx)) > -1) {\r
- redirect_to_https_port(conn, ssl_index);\r
- } else if (!is_put_or_delete_request(conn) &&\r
- !check_authorization(conn, path)) {\r
- send_authorization_request(conn);\r
-#if defined(USE_WEBSOCKET)\r
- } else if (is_websocket_request(conn)) {\r
- handle_websocket_request(conn);\r
-#endif\r
- } else if (!strcmp(ri->request_method, "OPTIONS")) {\r
- send_options(conn);\r
- } else if (conn->ctx->config[DOCUMENT_ROOT] == NULL) {\r
- send_http_error(conn, 404, "Not Found", "Not Found");\r
- } else if (is_put_or_delete_request(conn) &&\r
- (conn->ctx->config[PUT_DELETE_PASSWORDS_FILE] == NULL ||\r
- is_authorized_for_put(conn) != 1)) {\r
- send_authorization_request(conn);\r
- } else if (!strcmp(ri->request_method, "PUT")) {\r
- put_file(conn, path);\r
- } else if (!strcmp(ri->request_method, "DELETE")) {\r
- if (mg_remove(path) == 0) {\r
- send_http_error(conn, 200, "OK", "%s", "");\r
- } else {\r
- send_http_error(conn, 500, http_500_error, "remove(%s): %s", path,\r
- strerror(ERRNO));\r
- }\r
- } else if ((file.membuf == NULL && file.modification_time == (time_t) 0) ||\r
- must_hide_file(conn, path)) {\r
- send_http_error(conn, 404, "Not Found", "%s", "File not found");\r
- } else if (file.is_directory && ri->uri[uri_len - 1] != '/') {\r
- mg_printf(conn, "HTTP/1.1 301 Moved Permanently\r\n"\r
- "Location: %s/\r\n\r\n", ri->uri);\r
- } else if (!strcmp(ri->request_method, "PROPFIND")) {\r
- handle_propfind(conn, path, &file);\r
- } else if (file.is_directory &&\r
- !substitute_index_file(conn, path, sizeof(path), &file)) {\r
- if (!mg_strcasecmp(conn->ctx->config[ENABLE_DIRECTORY_LISTING], "yes")) {\r
- handle_directory_request(conn, path);\r
- } else {\r
- send_http_error(conn, 403, "Directory Listing Denied",\r
- "Directory listing denied");\r
- }\r
-#ifdef USE_LUA\r
- } else if (match_prefix("**.lp$", 6, path) > 0) {\r
- handle_lsp_request(conn, path, &file);\r
-#endif\r
-#if !defined(NO_CGI)\r
- } else if (match_prefix(conn->ctx->config[CGI_EXTENSIONS],\r
- strlen(conn->ctx->config[CGI_EXTENSIONS]),\r
- path) > 0) {\r
- if (strcmp(ri->request_method, "POST") &&\r
- strcmp(ri->request_method, "HEAD") &&\r
- strcmp(ri->request_method, "GET")) {\r
- send_http_error(conn, 501, "Not Implemented",\r
- "Method %s is not implemented", ri->request_method);\r
- } else {\r
- handle_cgi_request(conn, path);\r
- }\r
-#endif // !NO_CGI\r
- } else if (match_prefix(conn->ctx->config[SSI_EXTENSIONS],\r
- strlen(conn->ctx->config[SSI_EXTENSIONS]),\r
- path) > 0) {\r
- handle_ssi_file_request(conn, path);\r
- } else if (is_not_modified(conn, &file)) {\r
- send_http_error(conn, 304, "Not Modified", "%s", "");\r
- } else {\r
- handle_file_request(conn, path, &file);\r
- }\r
-}\r
-\r
-static void close_all_listening_sockets(struct mg_context *ctx) {\r
- int i;\r
- for (i = 0; i < ctx->num_listening_sockets; i++) {\r
- closesocket(ctx->listening_sockets[i].sock);\r
- }\r
- free(ctx->listening_sockets);\r
-}\r
-\r
-// Valid listening port specification is: [ip_address:]port[s]\r
-// Examples: 80, 443s, 127.0.0.1:3128, 1.2.3.4:8080s\r
-// TODO(lsm): add parsing of the IPv6 address\r
-static int parse_port_string(const struct vec *vec, struct socket *so) {\r
- int a, b, c, d, port, len;\r
-\r
- // MacOS needs that. If we do not zero it, subsequent bind() will fail.\r
- // Also, all-zeroes in the socket address means binding to all addresses\r
- // for both IPv4 and IPv6 (INADDR_ANY and IN6ADDR_ANY_INIT).\r
- memset(so, 0, sizeof(*so));\r
-\r
- if (sscanf(vec->ptr, "%d.%d.%d.%d:%d%n", &a, &b, &c, &d, &port, &len) == 5) {\r
- // Bind to a specific IPv4 address\r
- so->lsa.sin.sin_addr.s_addr = htonl((a << 24) | (b << 16) | (c << 8) | d);\r
- } else if (sscanf(vec->ptr, "%d%n", &port, &len) != 1 ||\r
- len <= 0 ||\r
- len > (int) vec->len ||\r
- (vec->ptr[len] && vec->ptr[len] != 's' &&\r
- vec->ptr[len] != 'r' && vec->ptr[len] != ',')) {\r
- return 0;\r
- }\r
-\r
- so->is_ssl = vec->ptr[len] == 's';\r
- so->ssl_redir = vec->ptr[len] == 'r';\r
-#if defined(USE_IPV6)\r
- so->lsa.sin6.sin6_family = AF_INET6;\r
- so->lsa.sin6.sin6_port = htons((uint16_t) port);\r
-#else\r
- so->lsa.sin.sin_family = AF_INET;\r
- so->lsa.sin.sin_port = htons((uint16_t) port);\r
-#endif\r
-\r
- return 1;\r
-}\r
-\r
-static int set_ports_option(struct mg_context *ctx) {\r
- const char *list = ctx->config[LISTENING_PORTS];\r
- int on = 1, success = 1;\r
- struct vec vec;\r
- struct socket so;\r
-\r
- while (success && (list = next_option(list, &vec, NULL)) != NULL) {\r
- if (!parse_port_string(&vec, &so)) {\r
- cry(fc(ctx), "%s: %.*s: invalid port spec. Expecting list of: %s",\r
- __func__, (int) vec.len, vec.ptr, "[IP_ADDRESS:]PORT[s|p]");\r
- success = 0;\r
- } else if (so.is_ssl && ctx->ssl_ctx == NULL) {\r
- cry(fc(ctx), "Cannot add SSL socket, is -ssl_certificate option set?");\r
- success = 0;\r
- } else if ((so.sock = socket(so.lsa.sa.sa_family, SOCK_STREAM, 6)) ==\r
- INVALID_SOCKET ||\r
- // On Windows, SO_REUSEADDR is recommended only for\r
- // broadcast UDP sockets\r
- setsockopt(so.sock, SOL_SOCKET, SO_REUSEADDR,\r
- (void *) &on, sizeof(on)) != 0 ||\r
- bind(so.sock, &so.lsa.sa, sizeof(so.lsa)) != 0 ||\r
- listen(so.sock, SOMAXCONN) != 0) {\r
- cry(fc(ctx), "%s: cannot bind to %.*s: %s", __func__,\r
- (int) vec.len, vec.ptr, strerror(ERRNO));\r
- closesocket(so.sock);\r
- success = 0;\r
- } else {\r
- set_close_on_exec(so.sock);\r
- // TODO: handle realloc failure\r
- ctx->listening_sockets = realloc(ctx->listening_sockets,\r
- (ctx->num_listening_sockets + 1) *\r
- sizeof(ctx->listening_sockets[0]));\r
- ctx->listening_sockets[ctx->num_listening_sockets] = so;\r
- ctx->num_listening_sockets++;\r
- }\r
- }\r
-\r
- if (!success) {\r
- close_all_listening_sockets(ctx);\r
- }\r
-\r
- return success;\r
-}\r
-\r
-static void log_header(const struct mg_connection *conn, const char *header,\r
- FILE *fp) {\r
- const char *header_value;\r
-\r
- if ((header_value = mg_get_header(conn, header)) == NULL) {\r
- (void) fprintf(fp, "%s", " -");\r
- } else {\r
- (void) fprintf(fp, " \"%s\"", header_value);\r
- }\r
-}\r
-\r
-static void log_access(const struct mg_connection *conn) {\r
- const struct mg_request_info *ri;\r
- FILE *fp;\r
- char date[64], src_addr[20];\r
-\r
- fp = conn->ctx->config[ACCESS_LOG_FILE] == NULL ? NULL :\r
- fopen(conn->ctx->config[ACCESS_LOG_FILE], "a+");\r
-\r
- if (fp == NULL)\r
- return;\r
-\r
- strftime(date, sizeof(date), "%d/%b/%Y:%H:%M:%S %z",\r
- localtime(&conn->birth_time));\r
-\r
- ri = &conn->request_info;\r
- flockfile(fp);\r
-\r
- sockaddr_to_string(src_addr, sizeof(src_addr), &conn->client.rsa);\r
- fprintf(fp, "%s - %s [%s] \"%s %s HTTP/%s\" %d %" INT64_FMT,\r
- src_addr, ri->remote_user == NULL ? "-" : ri->remote_user, date,\r
- ri->request_method ? ri->request_method : "-",\r
- ri->uri ? ri->uri : "-", ri->http_version,\r
- conn->status_code, conn->num_bytes_sent);\r
- log_header(conn, "Referer", fp);\r
- log_header(conn, "User-Agent", fp);\r
- fputc('\n', fp);\r
- fflush(fp);\r
-\r
- funlockfile(fp);\r
- fclose(fp);\r
-}\r
-\r
-// Verify given socket address against the ACL.\r
-// Return -1 if ACL is malformed, 0 if address is disallowed, 1 if allowed.\r
-static int check_acl(struct mg_context *ctx, uint32_t remote_ip) {\r
- int allowed, flag;\r
- uint32_t net, mask;\r
- struct vec vec;\r
- const char *list = ctx->config[ACCESS_CONTROL_LIST];\r
-\r
- // If any ACL is set, deny by default\r
- allowed = list == NULL ? '+' : '-';\r
-\r
- while ((list = next_option(list, &vec, NULL)) != NULL) {\r
- flag = vec.ptr[0];\r
- if ((flag != '+' && flag != '-') ||\r
- parse_net(&vec.ptr[1], &net, &mask) == 0) {\r
- cry(fc(ctx), "%s: subnet must be [+|-]x.x.x.x[/x]", __func__);\r
- return -1;\r
- }\r
-\r
- if (net == (remote_ip & mask)) {\r
- allowed = flag;\r
- }\r
- }\r
-\r
- return allowed == '+';\r
-}\r
-\r
-#if !defined(_WIN32)\r
-static int set_uid_option(struct mg_context *ctx) {\r
- struct passwd *pw;\r
- const char *uid = ctx->config[RUN_AS_USER];\r
- int success = 0;\r
-\r
- if (uid == NULL) {\r
- success = 1;\r
- } else {\r
- if ((pw = getpwnam(uid)) == NULL) {\r
- cry(fc(ctx), "%s: unknown user [%s]", __func__, uid);\r
- } else if (setgid(pw->pw_gid) == -1) {\r
- cry(fc(ctx), "%s: setgid(%s): %s", __func__, uid, strerror(errno));\r
- } else if (setuid(pw->pw_uid) == -1) {\r
- cry(fc(ctx), "%s: setuid(%s): %s", __func__, uid, strerror(errno));\r
- } else {\r
- success = 1;\r
- }\r
- }\r
-\r
- return success;\r
-}\r
-#endif // !_WIN32\r
-\r
-#if !defined(NO_SSL)\r
-static pthread_mutex_t *ssl_mutexes;\r
-\r
-static int sslize(struct mg_connection *conn, SSL_CTX *s, int (*func)(SSL *)) {\r
- return (conn->ssl = SSL_new(s)) != NULL &&\r
- SSL_set_fd(conn->ssl, conn->client.sock) == 1 &&\r
- func(conn->ssl) == 1;\r
-}\r
-\r
-// Return OpenSSL error message\r
-static const char *ssl_error(void) {\r
- unsigned long err;\r
- err = ERR_get_error();\r
- return err == 0 ? "" : ERR_error_string(err, NULL);\r
-}\r
-\r
-static void ssl_locking_callback(int mode, int mutex_num, const char *file,\r
- int line) {\r
- (void) line;\r
- (void) file;\r
-\r
- if (mode & 1) { // 1 is CRYPTO_LOCK\r
- (void) pthread_mutex_lock(&ssl_mutexes[mutex_num]);\r
- } else {\r
- (void) pthread_mutex_unlock(&ssl_mutexes[mutex_num]);\r
- }\r
-}\r
-\r
-static unsigned long ssl_id_callback(void) {\r
- return (unsigned long) pthread_self();\r
-}\r
-\r
-#if !defined(NO_SSL_DL)\r
-static int load_dll(struct mg_context *ctx, const char *dll_name,\r
- struct ssl_func *sw) {\r
- union {void *p; void (*fp)(void);} u;\r
- void *dll_handle;\r
- struct ssl_func *fp;\r
-\r
- if ((dll_handle = dlopen(dll_name, RTLD_LAZY)) == NULL) {\r
- cry(fc(ctx), "%s: cannot load %s", __func__, dll_name);\r
- return 0;\r
- }\r
-\r
- for (fp = sw; fp->name != NULL; fp++) {\r
-#ifdef _WIN32\r
- // GetProcAddress() returns pointer to function\r
- u.fp = (void (*)(void)) dlsym(dll_handle, fp->name);\r
-#else\r
- // dlsym() on UNIX returns void *. ISO C forbids casts of data pointers to\r
- // function pointers. We need to use a union to make a cast.\r
- u.p = dlsym(dll_handle, fp->name);\r
-#endif // _WIN32\r
- if (u.fp == NULL) {\r
- cry(fc(ctx), "%s: %s: cannot find %s", __func__, dll_name, fp->name);\r
- return 0;\r
- } else {\r
- fp->ptr = u.fp;\r
- }\r
- }\r
-\r
- return 1;\r
-}\r
-#endif // NO_SSL_DL\r
-\r
-// Dynamically load SSL library. Set up ctx->ssl_ctx pointer.\r
-static int set_ssl_option(struct mg_context *ctx) {\r
- int i, size;\r
- const char *pem;\r
-\r
- // If PEM file is not specified, skip SSL initialization.\r
- if ((pem = ctx->config[SSL_CERTIFICATE]) == NULL) {\r
- return 1;\r
- }\r
-\r
-#if !defined(NO_SSL_DL)\r
- if (!load_dll(ctx, SSL_LIB, ssl_sw) ||\r
- !load_dll(ctx, CRYPTO_LIB, crypto_sw)) {\r
- return 0;\r
- }\r
-#endif // NO_SSL_DL\r
-\r
- // Initialize SSL library\r
- SSL_library_init();\r
- SSL_load_error_strings();\r
-\r
- if ((ctx->ssl_ctx = SSL_CTX_new(SSLv23_server_method())) == NULL) {\r
- cry(fc(ctx), "SSL_CTX_new (server) error: %s", ssl_error());\r
- return 0;\r
- }\r
-\r
- // If user callback returned non-NULL, that means that user callback has\r
- // set up certificate itself. In this case, skip sertificate setting.\r
- if ((ctx->callbacks.init_ssl == NULL ||\r
- !ctx->callbacks.init_ssl(ctx->ssl_ctx)) &&\r
- (SSL_CTX_use_certificate_file(ctx->ssl_ctx, pem, 1) == 0 ||\r
- SSL_CTX_use_PrivateKey_file(ctx->ssl_ctx, pem, 1) == 0)) {\r
- cry(fc(ctx), "%s: cannot open %s: %s", __func__, pem, ssl_error());\r
- return 0;\r
- }\r
-\r
- if (pem != NULL) {\r
- (void) SSL_CTX_use_certificate_chain_file(ctx->ssl_ctx, pem);\r
- }\r
-\r
- // Initialize locking callbacks, needed for thread safety.\r
- // http://www.openssl.org/support/faq.html#PROG1\r
- size = sizeof(pthread_mutex_t) * CRYPTO_num_locks();\r
- if ((ssl_mutexes = (pthread_mutex_t *) malloc((size_t)size)) == NULL) {\r
- cry(fc(ctx), "%s: cannot allocate mutexes: %s", __func__, ssl_error());\r
- return 0;\r
- }\r
-\r
- for (i = 0; i < CRYPTO_num_locks(); i++) {\r
- pthread_mutex_init(&ssl_mutexes[i], NULL);\r
- }\r
-\r
- CRYPTO_set_locking_callback(&ssl_locking_callback);\r
- CRYPTO_set_id_callback(&ssl_id_callback);\r
-\r
- return 1;\r
-}\r
-\r
-static void uninitialize_ssl(struct mg_context *ctx) {\r
- int i;\r
- if (ctx->ssl_ctx != NULL) {\r
- CRYPTO_set_locking_callback(NULL);\r
- for (i = 0; i < CRYPTO_num_locks(); i++) {\r
- pthread_mutex_destroy(&ssl_mutexes[i]);\r
- }\r
- CRYPTO_set_locking_callback(NULL);\r
- CRYPTO_set_id_callback(NULL);\r
- }\r
-}\r
-#endif // !NO_SSL\r
-\r
-static int set_gpass_option(struct mg_context *ctx) {\r
- struct file file = STRUCT_FILE_INITIALIZER;\r
- const char *path = ctx->config[GLOBAL_PASSWORDS_FILE];\r
- if (path != NULL && !mg_stat(fc(ctx), path, &file)) {\r
- cry(fc(ctx), "Cannot open %s: %s", path, strerror(ERRNO));\r
- return 0;\r
- }\r
- return 1;\r
-}\r
-\r
-static int set_acl_option(struct mg_context *ctx) {\r
- return check_acl(ctx, (uint32_t) 0x7f000001UL) != -1;\r
-}\r
-\r
-static void reset_per_request_attributes(struct mg_connection *conn) {\r
- conn->path_info = NULL;\r
- conn->num_bytes_sent = conn->consumed_content = 0;\r
- conn->status_code = -1;\r
- conn->must_close = conn->request_len = conn->throttle = 0;\r
-}\r
-\r
-static void close_socket_gracefully(struct mg_connection *conn) {\r
-#if defined(_WIN32)\r
- char buf[MG_BUF_LEN];\r
- int n;\r
-#endif\r
- struct linger linger;\r
-\r
- // Set linger option to avoid socket hanging out after close. This prevent\r
- // ephemeral port exhaust problem under high QPS.\r
- linger.l_onoff = 1;\r
- linger.l_linger = 1;\r
- setsockopt(conn->client.sock, SOL_SOCKET, SO_LINGER,\r
- (char *) &linger, sizeof(linger));\r
-\r
- // Send FIN to the client\r
- shutdown(conn->client.sock, SHUT_WR);\r
- set_non_blocking_mode(conn->client.sock);\r
-\r
-#if defined(_WIN32)\r
- // Read and discard pending incoming data. If we do not do that and close the\r
- // socket, the data in the send buffer may be discarded. This\r
- // behaviour is seen on Windows, when client keeps sending data\r
- // when server decides to close the connection; then when client\r
- // does recv() it gets no data back.\r
- do {\r
- n = pull(NULL, conn, buf, sizeof(buf));\r
- } while (n > 0);\r
-#endif\r
-\r
- // Now we know that our FIN is ACK-ed, safe to close\r
- closesocket(conn->client.sock);\r
-}\r
-\r
-static void close_connection(struct mg_connection *conn) {\r
- conn->must_close = 1;\r
- if (conn->client.sock != INVALID_SOCKET) {\r
- close_socket_gracefully(conn);\r
- }\r
-#ifndef NO_SSL\r
- // Must be done AFTER socket is closed\r
- if (conn->ssl != NULL) {\r
- SSL_free(conn->ssl);\r
- }\r
-#endif\r
-}\r
-\r
-void mg_close_connection(struct mg_connection *conn) {\r
-#ifndef NO_SSL\r
- if (conn->client_ssl_ctx != NULL) {\r
- SSL_CTX_free((SSL_CTX *) conn->client_ssl_ctx);\r
- }\r
-#endif\r
- close_connection(conn);\r
- free(conn);\r
-}\r
-\r
-struct mg_connection *mg_connect(const char *host, int port, int use_ssl,\r
- char *ebuf, size_t ebuf_len) {\r
- static struct mg_context fake_ctx;\r
- struct mg_connection *conn = NULL;\r
- struct sockaddr_in sin;\r
- struct hostent *he;\r
- int sock;\r
-\r
- if (host == NULL) {\r
- snprintf(ebuf, ebuf_len, "%s", "NULL host");\r
- } else if (use_ssl && SSLv23_client_method == NULL) {\r
- snprintf(ebuf, ebuf_len, "%s", "SSL is not initialized");\r
- } else if ((he = gethostbyname(host)) == NULL) {\r
- snprintf(ebuf, ebuf_len, "gethostbyname(%s): %s", host, strerror(ERRNO));\r
- } else if ((sock = socket(PF_INET, SOCK_STREAM, 0)) == INVALID_SOCKET) {\r
- snprintf(ebuf, ebuf_len, "socket(): %s", strerror(ERRNO));\r
- } else {\r
- sin.sin_family = AF_INET;\r
- sin.sin_port = htons((uint16_t) port);\r
- sin.sin_addr = * (struct in_addr *) he->h_addr_list[0];\r
- if (connect(sock, (struct sockaddr *) &sin, sizeof(sin)) != 0) {\r
- snprintf(ebuf, ebuf_len, "connect(%s:%d): %s",\r
- host, port, strerror(ERRNO));\r
- closesocket(sock);\r
- } else if ((conn = (struct mg_connection *)\r
- calloc(1, sizeof(*conn) + MAX_REQUEST_SIZE)) == NULL) {\r
- snprintf(ebuf, ebuf_len, "calloc(): %s", strerror(ERRNO));\r
- closesocket(sock);\r
-#ifndef NO_SSL\r
- } else if (use_ssl && (conn->client_ssl_ctx =\r
- SSL_CTX_new(SSLv23_client_method())) == NULL) {\r
- snprintf(ebuf, ebuf_len, "SSL_CTX_new error");\r
- closesocket(sock);\r
- free(conn);\r
- conn = NULL;\r
-#endif // NO_SSL\r
- } else {\r
- conn->buf_size = MAX_REQUEST_SIZE;\r
- conn->buf = (char *) (conn + 1);\r
- conn->ctx = &fake_ctx;\r
- conn->client.sock = sock;\r
- conn->client.rsa.sin = sin;\r
- conn->client.is_ssl = use_ssl;\r
-#ifndef NO_SSL\r
- if (use_ssl) {\r
- // SSL_CTX_set_verify call is needed to switch off server certificate\r
- // checking, which is off by default in OpenSSL and on in yaSSL.\r
- SSL_CTX_set_verify(conn->client_ssl_ctx, 0, 0);\r
- sslize(conn, conn->client_ssl_ctx, SSL_connect);\r
- }\r
-#endif\r
- }\r
- }\r
-\r
- return conn;\r
-}\r
-\r
-static int is_valid_uri(const char *uri) {\r
- // Conform to http://www.w3.org/Protocols/rfc2616/rfc2616-sec5.html#sec5.1.2\r
- // URI can be an asterisk (*) or should start with slash.\r
- return uri[0] == '/' || (uri[0] == '*' && uri[1] == '\0');\r
-}\r
-\r
-static int getreq(struct mg_connection *conn, char *ebuf, size_t ebuf_len) {\r
- const char *cl;\r
-\r
- ebuf[0] = '\0';\r
- reset_per_request_attributes(conn);\r
- conn->request_len = read_request(NULL, conn, conn->buf, conn->buf_size,\r
- &conn->data_len);\r
- assert(conn->request_len < 0 || conn->data_len >= conn->request_len);\r
-\r
- if (conn->request_len == 0 && conn->data_len == conn->buf_size) {\r
- snprintf(ebuf, ebuf_len, "%s", "Request Too Large");\r
- } if (conn->request_len <= 0) {\r
- snprintf(ebuf, ebuf_len, "%s", "Client closed connection");\r
- } else if (parse_http_message(conn->buf, conn->buf_size,\r
- &conn->request_info) <= 0) {\r
- snprintf(ebuf, ebuf_len, "Bad request: [%.*s]", conn->data_len, conn->buf);\r
- } else {\r
- // Request is valid\r
- if ((cl = get_header(&conn->request_info, "Content-Length")) != NULL) {\r
- conn->content_len = strtoll(cl, NULL, 10);\r
- } else if (!mg_strcasecmp(conn->request_info.request_method, "POST") ||\r
- !mg_strcasecmp(conn->request_info.request_method, "PUT")) {\r
- conn->content_len = -1;\r
- } else {\r
- conn->content_len = 0;\r
- }\r
- conn->birth_time = time(NULL);\r
- }\r
- return ebuf[0] == '\0';\r
-}\r
-\r
-struct mg_connection *mg_download(const char *host, int port, int use_ssl,\r
- char *ebuf, size_t ebuf_len,\r
- const char *fmt, ...) {\r
- struct mg_connection *conn;\r
- va_list ap;\r
-\r
- va_start(ap, fmt);\r
- ebuf[0] = '\0';\r
- if ((conn = mg_connect(host, port, use_ssl, ebuf, ebuf_len)) == NULL) {\r
- } else if (mg_vprintf(conn, fmt, ap) <= 0) {\r
- snprintf(ebuf, ebuf_len, "%s", "Error sending request");\r
- } else {\r
- getreq(conn, ebuf, ebuf_len);\r
- }\r
- if (ebuf[0] != '\0' && conn != NULL) {\r
- mg_close_connection(conn);\r
- conn = NULL;\r
- }\r
-\r
- return conn;\r
-}\r
-\r
-static void process_new_connection(struct mg_connection *conn) {\r
- struct mg_request_info *ri = &conn->request_info;\r
- int keep_alive_enabled, keep_alive, discard_len;\r
- char ebuf[100];\r
-\r
- keep_alive_enabled = !strcmp(conn->ctx->config[ENABLE_KEEP_ALIVE], "yes");\r
- keep_alive = 0;\r
-\r
- // Important: on new connection, reset the receiving buffer. Credit goes\r
- // to crule42.\r
- conn->data_len = 0;\r
- do {\r
- if (!getreq(conn, ebuf, sizeof(ebuf))) {\r
- send_http_error(conn, 500, "Server Error", "%s", ebuf);\r
- } else if (!is_valid_uri(conn->request_info.uri)) {\r
- snprintf(ebuf, sizeof(ebuf), "Invalid URI: [%s]", ri->uri);\r
- send_http_error(conn, 400, "Bad Request", "%s", ebuf);\r
- } else if (strcmp(ri->http_version, "1.0") &&\r
- strcmp(ri->http_version, "1.1")) {\r
- snprintf(ebuf, sizeof(ebuf), "Bad HTTP version: [%s]", ri->http_version);\r
- send_http_error(conn, 505, "Bad HTTP version", "%s", ebuf);\r
- }\r
-\r
- if (ebuf[0] == '\0') {\r
- handle_request(conn);\r
- if (conn->ctx->callbacks.end_request != NULL) {\r
- conn->ctx->callbacks.end_request(conn, conn->status_code);\r
- }\r
- log_access(conn);\r
- }\r
- if (ri->remote_user != NULL) {\r
- free((void *) ri->remote_user);\r
- }\r
-\r
- // NOTE(lsm): order is important here. should_keep_alive() call\r
- // is using parsed request, which will be invalid after memmove's below.\r
- // Therefore, memorize should_keep_alive() result now for later use\r
- // in loop exit condition.\r
- keep_alive = should_keep_alive(conn);\r
-\r
- // Discard all buffered data for this request\r
- discard_len = conn->content_len >= 0 &&\r
- conn->request_len + conn->content_len < (int64_t) conn->data_len ?\r
- (int) (conn->request_len + conn->content_len) : conn->data_len;\r
- memmove(conn->buf, conn->buf + discard_len, conn->data_len - discard_len);\r
- conn->data_len -= discard_len;\r
- assert(conn->data_len >= 0);\r
- assert(conn->data_len <= conn->buf_size);\r
-\r
- } while (conn->ctx->stop_flag == 0 &&\r
- keep_alive_enabled &&\r
- conn->content_len >= 0 &&\r
- keep_alive);\r
-}\r
-\r
-// Worker threads take accepted socket from the queue\r
-static int consume_socket(struct mg_context *ctx, struct socket *sp) {\r
- (void) pthread_mutex_lock(&ctx->mutex);\r
- DEBUG_TRACE(("going idle"));\r
-\r
- // If the queue is empty, wait. We're idle at this point.\r
- while (ctx->sq_head == ctx->sq_tail && ctx->stop_flag == 0) {\r
- pthread_cond_wait(&ctx->sq_full, &ctx->mutex);\r
- }\r
-\r
- // If we're stopping, sq_head may be equal to sq_tail.\r
- if (ctx->sq_head > ctx->sq_tail) {\r
- // Copy socket from the queue and increment tail\r
- *sp = ctx->queue[ctx->sq_tail % ARRAY_SIZE(ctx->queue)];\r
- ctx->sq_tail++;\r
- DEBUG_TRACE(("grabbed socket %d, going busy", sp->sock));\r
-\r
- // Wrap pointers if needed\r
- while (ctx->sq_tail > (int) ARRAY_SIZE(ctx->queue)) {\r
- ctx->sq_tail -= ARRAY_SIZE(ctx->queue);\r
- ctx->sq_head -= ARRAY_SIZE(ctx->queue);\r
- }\r
- }\r
-\r
- (void) pthread_cond_signal(&ctx->sq_empty);\r
- (void) pthread_mutex_unlock(&ctx->mutex);\r
-\r
- return !ctx->stop_flag;\r
-}\r
-\r
-static void *worker_thread(void *thread_func_param) {\r
- struct mg_context *ctx = thread_func_param;\r
- struct mg_connection *conn;\r
-\r
- conn = (struct mg_connection *) calloc(1, sizeof(*conn) + MAX_REQUEST_SIZE);\r
- if (conn == NULL) {\r
- cry(fc(ctx), "%s", "Cannot create new connection struct, OOM");\r
- } else {\r
- conn->buf_size = MAX_REQUEST_SIZE;\r
- conn->buf = (char *) (conn + 1);\r
- conn->ctx = ctx;\r
- conn->request_info.user_data = ctx->user_data;\r
-\r
- // Call consume_socket() even when ctx->stop_flag > 0, to let it signal\r
- // sq_empty condvar to wake up the master waiting in produce_socket()\r
- while (consume_socket(ctx, &conn->client)) {\r
- conn->birth_time = time(NULL);\r
-\r
- // Fill in IP, port info early so even if SSL setup below fails,\r
- // error handler would have the corresponding info.\r
- // Thanks to Johannes Winkelmann for the patch.\r
- // TODO(lsm): Fix IPv6 case\r
- conn->request_info.remote_port = ntohs(conn->client.rsa.sin.sin_port);\r
- memcpy(&conn->request_info.remote_ip,\r
- &conn->client.rsa.sin.sin_addr.s_addr, 4);\r
- conn->request_info.remote_ip = ntohl(conn->request_info.remote_ip);\r
- conn->request_info.is_ssl = conn->client.is_ssl;\r
-\r
- if (!conn->client.is_ssl\r
-#ifndef NO_SSL\r
- || sslize(conn, conn->ctx->ssl_ctx, SSL_accept)\r
-#endif\r
- ) {\r
- process_new_connection(conn);\r
- }\r
-\r
- close_connection(conn);\r
- }\r
- free(conn);\r
- }\r
-\r
- // Signal master that we're done with connection and exiting\r
- (void) pthread_mutex_lock(&ctx->mutex);\r
- ctx->num_threads--;\r
- (void) pthread_cond_signal(&ctx->cond);\r
- assert(ctx->num_threads >= 0);\r
- (void) pthread_mutex_unlock(&ctx->mutex);\r
-\r
- DEBUG_TRACE(("exiting"));\r
- return NULL;\r
-}\r
-\r
-// Master thread adds accepted socket to a queue\r
-static void produce_socket(struct mg_context *ctx, const struct socket *sp) {\r
- (void) pthread_mutex_lock(&ctx->mutex);\r
-\r
- // If the queue is full, wait\r
- while (ctx->stop_flag == 0 &&\r
- ctx->sq_head - ctx->sq_tail >= (int) ARRAY_SIZE(ctx->queue)) {\r
- (void) pthread_cond_wait(&ctx->sq_empty, &ctx->mutex);\r
- }\r
-\r
- if (ctx->sq_head - ctx->sq_tail < (int) ARRAY_SIZE(ctx->queue)) {\r
- // Copy socket to the queue and increment head\r
- ctx->queue[ctx->sq_head % ARRAY_SIZE(ctx->queue)] = *sp;\r
- ctx->sq_head++;\r
- DEBUG_TRACE(("queued socket %d", sp->sock));\r
- }\r
-\r
- (void) pthread_cond_signal(&ctx->sq_full);\r
- (void) pthread_mutex_unlock(&ctx->mutex);\r
-}\r
-\r
-static int set_sock_timeout(SOCKET sock, int milliseconds) {\r
-#ifdef _WIN32\r
- DWORD t = milliseconds;\r
-#else\r
- struct timeval t;\r
- t.tv_sec = milliseconds / 1000;\r
- t.tv_usec = (milliseconds * 1000) % 1000000;\r
-#endif\r
- return setsockopt(sock, SOL_SOCKET, SO_RCVTIMEO, (void *) &t, sizeof(t)) ||\r
- setsockopt(sock, SOL_SOCKET, SO_SNDTIMEO, (void *) &t, sizeof(t));\r
-}\r
-\r
-static void accept_new_connection(const struct socket *listener,\r
- struct mg_context *ctx) {\r
- struct socket so;\r
- char src_addr[20];\r
- socklen_t len = sizeof(so.rsa);\r
- int on = 1;\r
-\r
- if ((so.sock = accept(listener->sock, &so.rsa.sa, &len)) == INVALID_SOCKET) {\r
- } else if (!check_acl(ctx, ntohl(* (uint32_t *) &so.rsa.sin.sin_addr))) {\r
- sockaddr_to_string(src_addr, sizeof(src_addr), &so.rsa);\r
- cry(fc(ctx), "%s: %s is not allowed to connect", __func__, src_addr);\r
- closesocket(so.sock);\r
- } else {\r
- // Put so socket structure into the queue\r
- DEBUG_TRACE(("Accepted socket %d", (int) so.sock));\r
- so.is_ssl = listener->is_ssl;\r
- so.ssl_redir = listener->ssl_redir;\r
- getsockname(so.sock, &so.lsa.sa, &len);\r
- // Set TCP keep-alive. This is needed because if HTTP-level keep-alive\r
- // is enabled, and client resets the connection, server won't get\r
- // TCP FIN or RST and will keep the connection open forever. With TCP\r
- // keep-alive, next keep-alive handshake will figure out that the client\r
- // is down and will close the server end.\r
- // Thanks to Igor Klopov who suggested the patch.\r
- setsockopt(so.sock, SOL_SOCKET, SO_KEEPALIVE, (void *) &on, sizeof(on));\r
- set_sock_timeout(so.sock, atoi(ctx->config[REQUEST_TIMEOUT]));\r
- produce_socket(ctx, &so);\r
- }\r
-}\r
-\r
-static void *master_thread(void *thread_func_param) {\r
- struct mg_context *ctx = thread_func_param;\r
- struct pollfd *pfd;\r
- int i;\r
-\r
- // Increase priority of the master thread\r
-#if defined(_WIN32)\r
- SetThreadPriority(GetCurrentThread(), THREAD_PRIORITY_ABOVE_NORMAL);\r
-#endif\r
-\r
-#if defined(ISSUE_317)\r
- struct sched_param sched_param;\r
- sched_param.sched_priority = sched_get_priority_max(SCHED_RR);\r
- pthread_setschedparam(pthread_self(), SCHED_RR, &sched_param);\r
-#endif\r
-\r
- pfd = calloc(ctx->num_listening_sockets, sizeof(pfd[0]));\r
- while (ctx->stop_flag == 0) {\r
- for (i = 0; i < ctx->num_listening_sockets; i++) {\r
- pfd[i].fd = ctx->listening_sockets[i].sock;\r
- pfd[i].events = POLLIN;\r
- }\r
-\r
- if (poll(pfd, ctx->num_listening_sockets, 200) > 0) {\r
- for (i = 0; i < ctx->num_listening_sockets; i++) {\r
- if (ctx->stop_flag == 0 && pfd[i].revents == POLLIN) {\r
- accept_new_connection(&ctx->listening_sockets[i], ctx);\r
- }\r
- }\r
- }\r
- }\r
- free(pfd);\r
- DEBUG_TRACE(("stopping workers"));\r
-\r
- // Stop signal received: somebody called mg_stop. Quit.\r
- close_all_listening_sockets(ctx);\r
-\r
- // Wakeup workers that are waiting for connections to handle.\r
- pthread_cond_broadcast(&ctx->sq_full);\r
-\r
- // Wait until all threads finish\r
- (void) pthread_mutex_lock(&ctx->mutex);\r
- while (ctx->num_threads > 0) {\r
- (void) pthread_cond_wait(&ctx->cond, &ctx->mutex);\r
- }\r
- (void) pthread_mutex_unlock(&ctx->mutex);\r
-\r
- // All threads exited, no sync is needed. Destroy mutex and condvars\r
- (void) pthread_mutex_destroy(&ctx->mutex);\r
- (void) pthread_cond_destroy(&ctx->cond);\r
- (void) pthread_cond_destroy(&ctx->sq_empty);\r
- (void) pthread_cond_destroy(&ctx->sq_full);\r
-\r
-#if !defined(NO_SSL)\r
- uninitialize_ssl(ctx);\r
-#endif\r
- DEBUG_TRACE(("exiting"));\r
-\r
- // Signal mg_stop() that we're done.\r
- // WARNING: This must be the very last thing this\r
- // thread does, as ctx becomes invalid after this line.\r
- ctx->stop_flag = 2;\r
- return NULL;\r
-}\r
-\r
-static void free_context(struct mg_context *ctx) {\r
- int i;\r
-\r
- // Deallocate config parameters\r
- for (i = 0; i < NUM_OPTIONS; i++) {\r
- if (ctx->config[i] != NULL)\r
- free(ctx->config[i]);\r
- }\r
-\r
-#ifndef NO_SSL\r
- // Deallocate SSL context\r
- if (ctx->ssl_ctx != NULL) {\r
- SSL_CTX_free(ctx->ssl_ctx);\r
- }\r
- if (ssl_mutexes != NULL) {\r
- free(ssl_mutexes);\r
- ssl_mutexes = NULL;\r
- }\r
-#endif // !NO_SSL\r
-\r
- // Deallocate context itself\r
- free(ctx);\r
-}\r
-\r
-void mg_stop(struct mg_context *ctx) {\r
- ctx->stop_flag = 1;\r
-\r
- // Wait until mg_fini() stops\r
- while (ctx->stop_flag != 2) {\r
- (void) mg_sleep(10);\r
- }\r
- free_context(ctx);\r
-\r
-#if defined(_WIN32) && !defined(__SYMBIAN32__)\r
- (void) WSACleanup();\r
-#endif // _WIN32\r
-}\r
-\r
-struct mg_context *mg_start(const struct mg_callbacks *callbacks,\r
- void *user_data,\r
- const char **options) {\r
- struct mg_context *ctx;\r
- const char *name, *value, *default_value;\r
- int i;\r
-\r
-#if defined(_WIN32) && !defined(__SYMBIAN32__)\r
- WSADATA data;\r
- WSAStartup(MAKEWORD(2,2), &data);\r
- InitializeCriticalSection(&global_log_file_lock);\r
-#endif // _WIN32\r
-\r
- // Allocate context and initialize reasonable general case defaults.\r
- // TODO(lsm): do proper error handling here.\r
- if ((ctx = (struct mg_context *) calloc(1, sizeof(*ctx))) == NULL) {\r
- return NULL;\r
- }\r
- ctx->callbacks = *callbacks;\r
- ctx->user_data = user_data;\r
-\r
- while (options && (name = *options++) != NULL) {\r
- if ((i = get_option_index(name)) == -1) {\r
- cry(fc(ctx), "Invalid option: %s", name);\r
- free_context(ctx);\r
- return NULL;\r
- } else if ((value = *options++) == NULL) {\r
- cry(fc(ctx), "%s: option value cannot be NULL", name);\r
- free_context(ctx);\r
- return NULL;\r
- }\r
- if (ctx->config[i] != NULL) {\r
- cry(fc(ctx), "warning: %s: duplicate option", name);\r
- free(ctx->config[i]);\r
- }\r
- ctx->config[i] = mg_strdup(value);\r
- DEBUG_TRACE(("[%s] -> [%s]", name, value));\r
- }\r
-\r
- // Set default value if needed\r
- for (i = 0; config_options[i * ENTRIES_PER_CONFIG_OPTION] != NULL; i++) {\r
- default_value = config_options[i * ENTRIES_PER_CONFIG_OPTION + 2];\r
- if (ctx->config[i] == NULL && default_value != NULL) {\r
- ctx->config[i] = mg_strdup(default_value);\r
- DEBUG_TRACE(("Setting default: [%s] -> [%s]",\r
- config_options[i * ENTRIES_PER_CONFIG_OPTION + 1],\r
- default_value));\r
- }\r
- }\r
-\r
- // NOTE(lsm): order is important here. SSL certificates must\r
- // be initialized before listening ports. UID must be set last.\r
- if (!set_gpass_option(ctx) ||\r
-#if !defined(NO_SSL)\r
- !set_ssl_option(ctx) ||\r
-#endif\r
- !set_ports_option(ctx) ||\r
-#if !defined(_WIN32)\r
- !set_uid_option(ctx) ||\r
-#endif\r
- !set_acl_option(ctx)) {\r
- free_context(ctx);\r
- return NULL;\r
- }\r
-\r
-#if !defined(_WIN32) && !defined(__SYMBIAN32__)\r
- // Ignore SIGPIPE signal, so if browser cancels the request, it\r
- // won't kill the whole process.\r
- (void) signal(SIGPIPE, SIG_IGN);\r
- // Also ignoring SIGCHLD to let the OS to reap zombies properly.\r
- (void) signal(SIGCHLD, SIG_IGN);\r
-#endif // !_WIN32\r
-\r
- (void) pthread_mutex_init(&ctx->mutex, NULL);\r
- (void) pthread_cond_init(&ctx->cond, NULL);\r
- (void) pthread_cond_init(&ctx->sq_empty, NULL);\r
- (void) pthread_cond_init(&ctx->sq_full, NULL);\r
-\r
- // Start master (listening) thread\r
- mg_start_thread(master_thread, ctx);\r
-\r
- // Start worker threads\r
- for (i = 0; i < atoi(ctx->config[NUM_THREADS]); i++) {\r
- if (mg_start_thread(worker_thread, ctx) != 0) {\r
- cry(fc(ctx), "Cannot start worker thread: %d", ERRNO);\r
- } else {\r
- ctx->num_threads++;\r
- }\r
- }\r
-\r
- return ctx;\r
-}\r
projects / jsonserver.git / commitdiff