/*************************************************************************** eit.c - description ------------------- begin : Fri Aug 25 2000 copyright : (C) 2000 by Robert Schneider email : Robert.Schneider@web.de 2001-08-15: Adapted to 'libdtv' by Rolf Hakenes ***************************************************************************/ /*************************************************************************** * * * This program is free software; you can redistribute it and/or modify * * it under the terms of the GNU General Public License as published by * * the Free Software Foundation; either version 2 of the License, or * * (at your option) any later version. * * * * $Id: eit.c 1.24 2001/09/22 13:07:21 kls Exp $ ***************************************************************************/ #include "eit.h" #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include "config.h" #include "libdtv/libdtv.h" #include "videodir.h" // --- cMJD ------------------------------------------------------------------ class cMJD { public: cMJD(); cMJD(u_char date_hi, u_char date_lo); cMJD(u_char date_hi, u_char date_lo, u_char timehr, u_char timemi, u_char timese); ~cMJD(); /** */ void ConvertToTime(); /** */ bool SetSystemTime(); /** */ time_t GetTime_t(); protected: // Protected attributes /** */ time_t mjdtime; protected: // Protected attributes /** */ u_char time_second; protected: // Protected attributes /** */ u_char time_minute; protected: // Protected attributes /** */ u_char time_hour; protected: // Protected attributes /** */ u_short mjd; }; cMJD::cMJD() { } cMJD::cMJD(u_char date_hi, u_char date_lo) { mjd = date_hi << 8 | date_lo; time_hour = time_minute = time_second = 0; ConvertToTime(); } cMJD::cMJD(u_char date_hi, u_char date_lo, u_char timehr, u_char timemi, u_char timese) { mjd = date_hi << 8 | date_lo; time_hour = timehr; time_minute = timemi; time_second = timese; ConvertToTime(); } cMJD::~cMJD() { } /** */ void cMJD::ConvertToTime() { struct tm t; t.tm_sec = time_second; t.tm_min = time_minute; t.tm_hour = time_hour; int k; t.tm_year = (int) ((mjd - 15078.2) / 365.25); t.tm_mon = (int) ((mjd - 14956.1 - (int)(t.tm_year * 365.25)) / 30.6001); t.tm_mday = (int) (mjd - 14956 - (int)(t.tm_year * 365.25) - (int)(t.tm_mon * 30.6001)); k = (t.tm_mon == 14 || t.tm_mon == 15) ? 1 : 0; t.tm_year = t.tm_year + k; t.tm_mon = t.tm_mon - 1 - k * 12; t.tm_mon--; t.tm_isdst = -1; t.tm_gmtoff = 0; mjdtime = timegm(&t); //isyslog(LOG_INFO, "Time parsed = %s\n", ctime(&mjdtime)); } /** */ bool cMJD::SetSystemTime() { struct tm *ptm; time_t loctim; ptm = localtime(&mjdtime); loctim = time(NULL); if (abs(mjdtime - loctim) > 2) { isyslog(LOG_INFO, "System Time = %s (%ld)\n", ctime(&loctim), loctim); isyslog(LOG_INFO, "Local Time = %s (%ld)\n", ctime(&mjdtime), mjdtime); if (stime(&mjdtime) < 0) esyslog(LOG_ERR, "ERROR while setting system time: %m"); return true; } return false; } /** */ time_t cMJD::GetTime_t() { return mjdtime; } // --- cTDT ------------------------------------------------------------------ class cTDT { public: cTDT(tdt_t *ptdt); ~cTDT(); /** */ bool SetSystemTime(); protected: // Protected attributes /** */ tdt_t tdt; /** */ cMJD mjd; // kls 2001-03-02: made this a member instead of a pointer (it wasn't deleted in the destructor!) }; #define BCD2DEC(b) (((b >> 4) & 0x0F) * 10 + (b & 0x0F)) cTDT::cTDT(tdt_t *ptdt) :tdt(*ptdt) ,mjd(tdt.utc_mjd_hi, tdt.utc_mjd_lo, BCD2DEC(tdt.utc_time_h), BCD2DEC(tdt.utc_time_m), BCD2DEC(tdt.utc_time_s)) { } cTDT::~cTDT() { } /** */ bool cTDT::SetSystemTime() { return mjd.SetSystemTime(); } // --- cEventInfo ------------------------------------------------------------ cEventInfo::cEventInfo(unsigned short serviceid, unsigned short eventid) { pTitle = NULL; pSubtitle = NULL; pExtendedDescription = NULL; bIsPresent = bIsFollowing = false; lDuration = 0; tTime = 0; uEventID = eventid; uServiceID = serviceid; nChannelNumber = 0; } cEventInfo::~cEventInfo() { delete pTitle; delete pSubtitle; delete pExtendedDescription; } /** */ const char * cEventInfo::GetTitle() const { return pTitle; } /** */ const char * cEventInfo::GetSubtitle() const { return pSubtitle; } /** */ const char * cEventInfo::GetExtendedDescription() const { return pExtendedDescription; } /** */ bool cEventInfo::IsPresent() const { return bIsPresent; } /** */ void cEventInfo::SetPresent(bool pres) { bIsPresent = pres; } /** */ bool cEventInfo::IsFollowing() const { return bIsFollowing; } /** */ void cEventInfo::SetFollowing(bool foll) { bIsFollowing = foll; } /** */ const char * cEventInfo::GetDate() const { static char szDate[25]; strftime(szDate, sizeof(szDate), "%d.%m.%Y", localtime(&tTime)); return szDate; } /** */ const char * cEventInfo::GetTimeString() const { static char szTime[25]; strftime(szTime, sizeof(szTime), "%R", localtime(&tTime)); return szTime; } /** */ const char * cEventInfo::GetEndTimeString() const { static char szEndTime[25]; time_t tEndTime = tTime + lDuration; strftime(szEndTime, sizeof(szEndTime), "%R", localtime(&tEndTime)); return szEndTime; } /** */ time_t cEventInfo::GetTime() const { return tTime; } /** */ long cEventInfo::GetDuration() const { return lDuration; } /** */ unsigned short cEventInfo::GetEventID() const { return uEventID; } /** */ void cEventInfo::SetTitle(const char *string) { pTitle = strcpyrealloc(pTitle, string); } /** */ void cEventInfo::SetSubtitle(const char *string) { pSubtitle = strcpyrealloc(pSubtitle, string); } /** */ void cEventInfo::SetExtendedDescription(const char *string) { pExtendedDescription = strcpyrealloc(pExtendedDescription, string); } /** */ void cEventInfo::SetTime(time_t t) { tTime = t; } /** */ void cEventInfo::SetDuration(long l) { lDuration = l; } /** */ void cEventInfo::SetEventID(unsigned short evid) { uEventID = evid; } /** */ void cEventInfo::SetServiceID(unsigned short servid) { uServiceID = servid; } /** */ unsigned short cEventInfo::GetServiceID() const { return uServiceID; } /** */ void cEventInfo::Dump(FILE *f, const char *Prefix) const { if (tTime + lDuration >= time(NULL)) { fprintf(f, "%sE %u %ld %ld\n", Prefix, uEventID, tTime, lDuration); if (!isempty(pTitle)) fprintf(f, "%sT %s\n", Prefix, pTitle); if (!isempty(pSubtitle)) fprintf(f, "%sS %s\n", Prefix, pSubtitle); if (!isempty(pExtendedDescription)) fprintf(f, "%sD %s\n", Prefix, pExtendedDescription); fprintf(f, "%se\n", Prefix); } } void cEventInfo::FixEpgBugs(void) { if (Setup.EPGBugfixLevel == 0) return; // Some TV stations apparently have their own idea about how to fill in the // EPG data. Let's fix their bugs as good as we can: if (pTitle) { // Pro7 preceeds the Subtitle with the Title: // // Title // Title / Subtitle // if (pSubtitle && strstr(pSubtitle, pTitle) == pSubtitle) { char *p = pSubtitle + strlen(pTitle); const char *delim = " / "; if (strstr(p, delim) == p) { p += strlen(delim); memmove(pSubtitle, p, strlen(p) + 1); } } // VOX and VIVA put the Subtitle in quotes and use either the Subtitle // or the Extended Description field, depending on how long the string is: // // Title // "Subtitle". Extended Description // if ((pSubtitle == NULL) != (pExtendedDescription == NULL)) { char *p = pSubtitle ? pSubtitle : pExtendedDescription; if (*p == '"') { const char *delim = "\"."; char *e = strstr(p + 1, delim); if (e) { *e = 0; char *s = strdup(p + 1); char *d = strdup(e + strlen(delim)); delete pSubtitle; delete pExtendedDescription; pSubtitle = s; pExtendedDescription = d; } } } // VOX and VIVA put the Extended Description into the Subtitle (preceeded // by a blank) if there is no actual Subtitle and the Extended Description // is short enough: // // Title // Extended Description // if (pSubtitle && !pExtendedDescription) { if (*pSubtitle == ' ') { memmove(pSubtitle, pSubtitle + 1, strlen(pSubtitle)); pExtendedDescription = pSubtitle; pSubtitle = NULL; } } } // Pro7 sometimes repeats the Title in the Subtitle: // // Title // Title // if (pSubtitle && strcmp(pTitle, pSubtitle) == 0) { delete pSubtitle; pSubtitle = NULL; } // ZDF.info puts the Subtitle between double quotes, which is nothing // but annoying (some even put a '.' after the closing '"'): // // Title // "Subtitle"[.] // if (pSubtitle && *pSubtitle == '"') { int l = strlen(pSubtitle); if (l > 2 && (pSubtitle[l - 1] == '"' || (pSubtitle[l - 1] == '.' && pSubtitle[l - 2] == '"'))) { memmove(pSubtitle, pSubtitle + 1, l); char *p = strrchr(pSubtitle, '"'); if (p) *p = 0; } } if (Setup.EPGBugfixLevel <= 1) return; // Some channels apparently try to do some formatting in the texts, // which is a bad idea because they have no way of knowing the width // of the window that will actually display the text. // Remove excess whitespace: pTitle = compactspace(pTitle); pSubtitle = compactspace(pSubtitle); pExtendedDescription = compactspace(pExtendedDescription); // Remove superfluous hyphens: if (pExtendedDescription) { char *p = pExtendedDescription + 1; while (*p) { if (*p == '-' && *(p + 1) == ' ' && *(p + 2) && islower(*(p - 1)) && islower(*(p + 2))) { if (!startswith(p + 2, "und ")) // special case in German, as in "Lach- und Sachgeschichten" memmove(p, p + 2, strlen(p + 2) + 1); } p++; } } if (Setup.EPGBugfixLevel <= 2) return; // Pro7 and Kabel1 apparently are unable to use a calendar/clock, // because all events between 00:00 and 06:00 have the date of the // day before (sometimes even this correction doesn't help). // Channels are recognized by their ServiceID, which may only work // correctly on the ASTRA satellite system. if (uServiceID == 898 // Pro-7 || uServiceID == 899) { // Kabel 1 tm *t = localtime(&tTime); if (t->tm_hour * 3600 + t->tm_min * 60 + t->tm_sec <= 6 * 3600) tTime += 24 * 3600; } } // --- cSchedule ------------------------------------------------------------- cSchedule::cSchedule(unsigned short servid) { pPresent = pFollowing = NULL; uServiceID = servid; } cSchedule::~cSchedule() { } /** */ const cEventInfo * cSchedule::GetPresentEvent() const { // checking temporal sanity of present event (kls 2000-11-01) time_t now = time(NULL); //XXX if (pPresent && !(pPresent->GetTime() <= now && now <= pPresent->GetTime() + pPresent->GetDuration())) { cEventInfo *pe = Events.First(); while (pe != NULL) { if (pe->GetTime() <= now && now <= pe->GetTime() + pe->GetDuration()) return pe; pe = Events.Next(pe); } } return NULL;//XXX return pPresent; } /** */ const cEventInfo * cSchedule::GetFollowingEvent() const { // checking temporal sanity of following event (kls 2000-11-01) time_t now = time(NULL); const cEventInfo *pr = GetPresentEvent(); // must have it verified! if (pr)//XXX if (pFollowing && !(pr && pr->GetTime() + pr->GetDuration() <= pFollowing->GetTime())) { int minDt = INT_MAX; cEventInfo *pe = Events.First(), *pf = NULL; while (pe != NULL) { int dt = pe->GetTime() - now; if (dt > 0 && dt < minDt) { minDt = dt; pf = pe; } pe = Events.Next(pe); } return pf; } return NULL;//XXX return pFollowing; } /** */ void cSchedule::SetServiceID(unsigned short servid) { uServiceID = servid; } /** */ unsigned short cSchedule::GetServiceID() const { return uServiceID; } /** */ const cEventInfo * cSchedule::GetEvent(unsigned short uEventID) const { cEventInfo *pe = Events.First(); while (pe != NULL) { if (pe->GetEventID() == uEventID) return pe; pe = Events.Next(pe); } return NULL; } /** */ const cEventInfo * cSchedule::GetEvent(time_t tTime) const { cEventInfo *pe = Events.First(); while (pe != NULL) { if (pe->GetTime() <= tTime && tTime <= pe->GetTime() + pe->GetDuration()) return pe; pe = Events.Next(pe); } return NULL; } /** */ bool cSchedule::SetPresentEvent(cEventInfo *pEvent) { if (pPresent != NULL) pPresent->SetPresent(false); pPresent = pEvent; pPresent->SetPresent(true); return true; } /** */ bool cSchedule::SetFollowingEvent(cEventInfo *pEvent) { if (pFollowing != NULL) pFollowing->SetFollowing(false); pFollowing = pEvent; pFollowing->SetFollowing(true); return true; } /** */ void cSchedule::Cleanup() { Cleanup(time(NULL)); } /** */ void cSchedule::Cleanup(time_t tTime) { cEventInfo *pEvent; for (int a = 0; true ; a++) { pEvent = Events.Get(a); if (pEvent == NULL) break; if (pEvent->GetTime() + pEvent->GetDuration() + 3600 < tTime) // adding one hour for safety { Events.Del(pEvent); a--; } } } /** */ void cSchedule::Dump(FILE *f, const char *Prefix) const { cChannel *channel = Channels.GetByServiceID(uServiceID); if (channel) { fprintf(f, "%sC %u %s\n", Prefix, uServiceID, channel->name); for (cEventInfo *p = Events.First(); p; p = Events.Next(p)) p->Dump(f, Prefix); fprintf(f, "%sc\n", Prefix); } } // --- cSchedules ------------------------------------------------------------ cSchedules::cSchedules() { pCurrentSchedule = NULL; uCurrentServiceID = 0; } cSchedules::~cSchedules() { } /** */ bool cSchedules::SetCurrentServiceID(unsigned short servid) { pCurrentSchedule = GetSchedule(servid); if (pCurrentSchedule == NULL) { Add(new cSchedule(servid)); pCurrentSchedule = GetSchedule(servid); if (pCurrentSchedule == NULL) return false; } uCurrentServiceID = servid; return true; } /** */ const cSchedule * cSchedules::GetSchedule() const { return pCurrentSchedule; } /** */ const cSchedule * cSchedules::GetSchedule(unsigned short servid) const { cSchedule *p; p = First(); while (p != NULL) { if (p->GetServiceID() == servid) return p; p = Next(p); } return NULL; } /** */ void cSchedules::Cleanup() { cSchedule *p; p = First(); while (p != NULL) { p->Cleanup(time(NULL)); p = Next(p); } } /** */ void cSchedules::Dump(FILE *f, const char *Prefix) const { for (cSchedule *p = First(); p; p = Next(p)) p->Dump(f, Prefix); } // --- cEIT ------------------------------------------------------------------ class cEIT { private: cSchedules *schedules; public: cEIT(unsigned char *buf, int length, cSchedules *Schedules); ~cEIT(); /** */ int ProcessEIT(unsigned char *buffer); protected: // Protected methods /** returns true if this EIT covers a present/following information, false if it's schedule information */ bool IsPresentFollowing(); protected: // Protected attributes /** Table ID of this EIT struct */ u_char tid; }; cEIT::cEIT(unsigned char * buf, int length, cSchedules *Schedules) { tid = buf[0]; schedules = Schedules; } cEIT::~cEIT() { } /** */ int cEIT::ProcessEIT(unsigned char *buffer) { cEventInfo *pEvent, *rEvent = NULL; cSchedule *pSchedule, *rSchedule = NULL; struct LIST *VdrProgramInfos; struct VdrProgramInfo *VdrProgramInfo; if (!buffer) return -1; VdrProgramInfos = createVdrProgramInfos(buffer); if (VdrProgramInfos) { for (VdrProgramInfo = (struct VdrProgramInfo *) VdrProgramInfos->Head; VdrProgramInfo; VdrProgramInfo = (struct VdrProgramInfo *) xSucc (VdrProgramInfo)) { pSchedule = (cSchedule *)schedules->GetSchedule(VdrProgramInfo->ServiceID); if (!pSchedule) { schedules->Add(new cSchedule(VdrProgramInfo->ServiceID)); pSchedule = (cSchedule *)schedules->GetSchedule(VdrProgramInfo->ServiceID); if (!pSchedule) break; } if (VdrProgramInfo->ReferenceServiceID) { rSchedule = (cSchedule *)schedules->GetSchedule(VdrProgramInfo->ReferenceServiceID); if (!rSchedule) break; rEvent = (cEventInfo *)rSchedule->GetEvent((unsigned short)VdrProgramInfo->ReferenceEventID); if (!rEvent) break; } pEvent = (cEventInfo *)pSchedule->GetEvent((unsigned short)VdrProgramInfo->EventID); if (!pEvent) { // If we don't have that event ID yet, we create a new one. // Otherwise we copy the information into the existing event anyway, because the data might have changed. pSchedule->Events.Add(new cEventInfo(VdrProgramInfo->ServiceID, VdrProgramInfo->EventID)); pEvent = (cEventInfo *)pSchedule->GetEvent((unsigned short)VdrProgramInfo->EventID); if (!pEvent) break; } if (rEvent) { pEvent->SetTitle(rEvent->GetTitle()); pEvent->SetSubtitle(rEvent->GetSubtitle()); pEvent->SetExtendedDescription(rEvent->GetExtendedDescription()); } else { pEvent->SetTitle(VdrProgramInfo->ShortName); pEvent->SetSubtitle(VdrProgramInfo->ShortText); pEvent->SetExtendedDescription(VdrProgramInfo->ExtendedName); //XXX kls 2001-09-22: //XXX apparently this never occurred, so I have simpified ExtendedDescription handling //XXX pEvent->AddExtendedDescription(VdrProgramInfo->ExtendedText); } pEvent->SetTime(VdrProgramInfo->StartTime); pEvent->SetDuration(VdrProgramInfo->Duration); pEvent->FixEpgBugs(); if (IsPresentFollowing()) { if ((GetRunningStatus(VdrProgramInfo->Status) == RUNNING_STATUS_PAUSING) || (GetRunningStatus(VdrProgramInfo->Status) == RUNNING_STATUS_RUNNING)) pSchedule->SetPresentEvent(pEvent); else if (GetRunningStatus(VdrProgramInfo->Status) == RUNNING_STATUS_AWAITING) pSchedule->SetFollowingEvent(pEvent); } } } xMemFreeAll(NULL); return 0; } /** returns true if this EIT covers a present/following information, false if it's schedule information */ bool cEIT::IsPresentFollowing() { if (tid == 0x4e || tid == 0x4f) return true; return false; } // --- cSIProcessor ---------------------------------------------------------- #define MAX_FILTERS 20 #define EPGDATAFILENAME "epg.data" int cSIProcessor::numSIProcessors = 0; cSchedules *cSIProcessor::schedules = NULL; cMutex cSIProcessor::schedulesMutex; const char *cSIProcessor::epgDataFileName = EPGDATAFILENAME; /** */ cSIProcessor::cSIProcessor(const char *FileName) { fileName = strdup(FileName); masterSIProcessor = numSIProcessors == 0; // the first one becomes the 'master' useTStime = false; filters = NULL; if (!numSIProcessors++) // the first one creates it schedules = new cSchedules; filters = (SIP_FILTER *)calloc(MAX_FILTERS, sizeof(SIP_FILTER)); SetStatus(true); Start(); } cSIProcessor::~cSIProcessor() { active = false; Cancel(3); ShutDownFilters(); delete filters; if (!--numSIProcessors) // the last one deletes it delete schedules; delete fileName; } void cSIProcessor::SetEpgDataFileName(const char *FileName) { epgDataFileName = NULL; if (FileName) epgDataFileName = strdup(DirectoryOk(FileName) ? AddDirectory(FileName, EPGDATAFILENAME) : FileName); } const char *cSIProcessor::GetEpgDataFileName(void) { if (epgDataFileName) return *epgDataFileName == '/' ? epgDataFileName : AddDirectory(VideoDirectory, epgDataFileName); return NULL; } void cSIProcessor::SetStatus(bool On) { LOCK_THREAD; schedulesMutex.Lock(); ShutDownFilters(); if (On) { AddFilter(0x14, 0x70); // TDT AddFilter(0x14, 0x73); // TOT AddFilter(0x12, 0x4e); // event info, actual TS, present/following AddFilter(0x12, 0x4f); // event info, other TS, present/following AddFilter(0x12, 0x50); // event info, actual TS, schedule AddFilter(0x12, 0x60); // event info, other TS, schedule } schedulesMutex.Unlock(); } /** use the vbi device to parse all relevant SI information and let the classes corresponding to the tables write their information to the disk */ void cSIProcessor::Action() { dsyslog(LOG_INFO, "EIT processing thread started (pid=%d)%s", getpid(), masterSIProcessor ? " - master" : ""); time_t lastCleanup = time(NULL); time_t lastDump = time(NULL); active = true; while(active) { if (masterSIProcessor) { time_t now = time(NULL); struct tm *ptm = localtime(&now); if (now - lastCleanup > 3600 && ptm->tm_hour == 5) { LOCK_THREAD; schedulesMutex.Lock(); isyslog(LOG_INFO, "cleaning up schedules data"); schedules->Cleanup(); schedulesMutex.Unlock(); lastCleanup = now; } if (epgDataFileName && now - lastDump > 600) { LOCK_THREAD; schedulesMutex.Lock(); FILE *f = fopen(GetEpgDataFileName(), "w"); if (f) { schedules->Dump(f); fclose(f); } else LOG_ERROR; lastDump = now; schedulesMutex.Unlock(); } } // set up pfd structures for all active filter pollfd pfd[MAX_FILTERS]; int NumUsedFilters = 0; for (int a = 0; a < MAX_FILTERS ; a++) { if (filters[a].inuse) { pfd[NumUsedFilters].fd = filters[a].handle; pfd[NumUsedFilters].events = POLLIN; NumUsedFilters++; } } // wait until data becomes ready from the bitfilter if (poll(pfd, NumUsedFilters, 1000) != 0) { for (int a = 0; a < NumUsedFilters ; a++) { if (pfd[a].revents & POLLIN) { /* read section */ unsigned char buf[4096+1]; // max. allowed size for any EIT section (+1 for safety ;-) if (safe_read(filters[a].handle, buf, 3) == 3) { int seclen = ((buf[1] & 0x0F) << 8) | (buf[2] & 0xFF); int pid = filters[a].pid; int n = safe_read(filters[a].handle, buf + 3, seclen); if (n == seclen) { seclen += 3; //dsyslog(LOG_INFO, "Received pid 0x%02x with table ID 0x%02x and length of %04d\n", pid, buf[0], seclen); switch (pid) { case 0x14: if (buf[0] == 0x70) { if (useTStime) { cTDT ctdt((tdt_t *)buf); ctdt.SetSystemTime(); } } /*XXX this comes pretty often: else dsyslog(LOG_INFO, "Time packet was not 0x70 but 0x%02x\n", (int)buf[0]); XXX*/ break; case 0x12: if (buf[0] != 0x72) { LOCK_THREAD; schedulesMutex.Lock(); cEIT ceit(buf, seclen, schedules); ceit.ProcessEIT(buf); schedulesMutex.Unlock(); } else dsyslog(LOG_INFO, "Received stuffing section in EIT\n"); break; default: break; } } else dsyslog(LOG_INFO, "read incomplete section - seclen = %d, n = %d", seclen, n); } } } } } dsyslog(LOG_INFO, "EIT processing thread ended (pid=%d)%s", getpid(), masterSIProcessor ? " - master" : ""); } /** Add a filter with packet identifier pid and table identifer tid */ bool cSIProcessor::AddFilter(u_char pid, u_char tid) { dmxSctFilterParams sctFilterParams; sctFilterParams.pid = pid; memset(&sctFilterParams.filter.filter, 0, DMX_FILTER_SIZE); memset(&sctFilterParams.filter.mask, 0, DMX_FILTER_SIZE); sctFilterParams.timeout = 0; sctFilterParams.flags = DMX_IMMEDIATE_START; sctFilterParams.filter.filter[0] = tid; sctFilterParams.filter.mask[0] = 0xFF; for (int a = 0; a < MAX_FILTERS; a++) { if (!filters[a].inuse) { filters[a].pid = pid; filters[a].tid = tid; if ((filters[a].handle = open(fileName, O_RDWR | O_NONBLOCK)) >= 0) { if (ioctl(filters[a].handle, DMX_SET_FILTER, &sctFilterParams) >= 0) filters[a].inuse = true; else { esyslog(LOG_ERR, "ERROR: can't set filter"); close(filters[a].handle); return false; } // dsyslog(LOG_INFO, " Registered filter handle %04x, pid = %02d, tid = %02d", filters[a].handle, filters[a].pid, filters[a].tid); } else { esyslog(LOG_ERR, "ERROR: can't open filter handle"); return false; } return true; } } esyslog(LOG_ERR, "ERROR: too many filters"); return false; } /** set whether local systems time should be set by the received TDT or TOT packets */ bool cSIProcessor::SetUseTSTime(bool use) { useTStime = use; return useTStime; } /** */ bool cSIProcessor::ShutDownFilters(void) { for (int a = 0; a < MAX_FILTERS; a++) { if (filters[a].inuse) { close(filters[a].handle); // dsyslog(LOG_INFO, "Deregistered filter handle %04x, pid = %02d, tid = %02d", filters[a].handle, filters[a].pid, filters[a].tid); filters[a].inuse = false; } } return true; // there's no real 'boolean' to return here... } /** */ bool cSIProcessor::SetCurrentServiceID(unsigned short servid) { LOCK_THREAD; return schedules ? schedules->SetCurrentServiceID(servid) : false; }