524 lines
16 KiB
C
524 lines
16 KiB
C
/*
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* device.c: SAT>IP plugin for the Video Disk Recorder
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*
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* See the README file for copyright information and how to reach the author.
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*
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*/
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#include <vdr/menu.h> // cRecordControl
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#include "config.h"
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#include "discover.h"
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#include "log.h"
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#include "param.h"
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#include "device.h"
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static cSatipDevice * SatipDevicesS[SATIP_MAX_DEVICES] = { NULL };
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cSatipDevice::cSatipDevice(unsigned int indexP)
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: deviceIndexM(indexP),
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isPacketDeliveredM(false),
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isOpenDvrM(false),
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deviceNameM(*cString::sprintf("%s %d", *DeviceType(), deviceIndexM)),
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channelM(),
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createdM(0),
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mutexM()
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{
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unsigned int bufsize = (unsigned int)SATIP_BUFFER_SIZE;
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bufsize -= (bufsize % TS_SIZE);
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info("Creating device CardIndex=%d DeviceNumber=%d [device %u]", CardIndex(), DeviceNumber(), deviceIndexM);
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tsBufferM = new cRingBufferLinear(bufsize + 1, TS_SIZE, false,
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*cString::sprintf("SATIP#%d TS", deviceIndexM));
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if (tsBufferM) {
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tsBufferM->SetTimeouts(10, 10);
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tsBufferM->SetIoThrottle();
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pTunerM = new cSatipTuner(*this, tsBufferM->Free());
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}
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// Start section handler
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pSectionFilterHandlerM = new cSatipSectionFilterHandler(deviceIndexM, bufsize + 1);
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StartSectionHandler();
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}
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cSatipDevice::~cSatipDevice()
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{
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debug1("%s [device %u]", __PRETTY_FUNCTION__, deviceIndexM);
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// Stop section handler
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StopSectionHandler();
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DELETE_POINTER(pSectionFilterHandlerM);
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DELETE_POINTER(pTunerM);
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DELETE_POINTER(tsBufferM);
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}
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bool cSatipDevice::Initialize(unsigned int deviceCountP)
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{
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debug1("%s (%u)", __PRETTY_FUNCTION__, deviceCountP);
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if (deviceCountP > SATIP_MAX_DEVICES)
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deviceCountP = SATIP_MAX_DEVICES;
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for (unsigned int i = 0; i < deviceCountP; ++i)
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SatipDevicesS[i] = new cSatipDevice(i);
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for (unsigned int i = deviceCountP; i < SATIP_MAX_DEVICES; ++i)
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SatipDevicesS[i] = NULL;
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return true;
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}
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void cSatipDevice::Shutdown(void)
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{
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debug1("%s", __PRETTY_FUNCTION__);
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for (int i = 0; i < SATIP_MAX_DEVICES; ++i) {
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if (SatipDevicesS[i])
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SatipDevicesS[i]->CloseDvr();
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}
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}
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unsigned int cSatipDevice::Count(void)
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{
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unsigned int count = 0;
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debug1("%s", __PRETTY_FUNCTION__);
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for (unsigned int i = 0; i < SATIP_MAX_DEVICES; ++i) {
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if (SatipDevicesS[i] != NULL)
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count++;
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}
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return count;
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}
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cSatipDevice *cSatipDevice::GetSatipDevice(int cardIndexP)
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{
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debug16("%s (%d)", __PRETTY_FUNCTION__, cardIndexP);
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for (unsigned int i = 0; i < SATIP_MAX_DEVICES; ++i) {
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if (SatipDevicesS[i] && (SatipDevicesS[i]->CardIndex() == cardIndexP)) {
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debug16("%s (%d): Found!", __PRETTY_FUNCTION__, cardIndexP);
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return SatipDevicesS[i];
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}
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}
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return NULL;
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}
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cString cSatipDevice::GetSatipStatus(void)
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{
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cString info = "";
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for (int i = 0; i < cDevice::NumDevices(); i++) {
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const cDevice *device = cDevice::GetDevice(i);
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if (device && strstr(device->DeviceType(), "SAT>IP")) {
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int timers = 0;
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bool live = (device == cDevice::ActualDevice());
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bool lock = device->HasLock();
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const cChannel *channel = device->GetCurrentlyTunedTransponder();
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for (cTimer *timer = Timers.First(); timer; timer = Timers.Next(timer)) {
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if (timer->Recording()) {
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cRecordControl *control = cRecordControls::GetRecordControl(timer);
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if (control && control->Device() == device)
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timers++;
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}
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}
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info = cString::sprintf("%sDevice: %s\n", *info, *device->DeviceName());
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if (lock)
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info = cString::sprintf("%sCardIndex: %d HasLock: yes Strength: %d Quality: %d%s\n", *info, device->CardIndex(), device->SignalStrength(), device->SignalQuality(), live ? " Live: yes" : "");
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else
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info = cString::sprintf("%sCardIndex: %d HasLock: no\n", *info, device->CardIndex());
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if (channel && channel->Number() > 0)
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info = cString::sprintf("%sTransponder: %d Channel: %s\n", *info, (channel && channel->Number() > 0) ? channel->Transponder() : 0, (channel && channel->Number() > 0) ? channel->Name() : "---");
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if (timers)
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info = cString::sprintf("%sRecording: %d timer%s\n", *info, timers, (timers > 1) ? "s" : "");
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info = cString::sprintf("%s\n", *info);
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}
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}
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return isempty(*info) ? cString(tr("SAT>IP information not available!")) : info;
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}
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cString cSatipDevice::GetGeneralInformation(void)
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{
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debug16("%s [device %u]", __PRETTY_FUNCTION__, deviceIndexM);
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return cString::sprintf("SAT>IP device: %d\nCardIndex: %d\nStream: %s\nSignal: %s\nStream bitrate: %s\n%sChannel: %s",
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deviceIndexM, CardIndex(),
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pTunerM ? *pTunerM->GetInformation() : "",
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pTunerM ? *pTunerM->GetSignalStatus() : "",
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pTunerM ? *pTunerM->GetTunerStatistic() : "",
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*GetBufferStatistic(),
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*Channels.GetByNumber(cDevice::CurrentChannel())->ToText());
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}
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cString cSatipDevice::GetPidsInformation(void)
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{
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debug16("%s [device %u]", __PRETTY_FUNCTION__, deviceIndexM);
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return GetPidStatistic();
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}
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cString cSatipDevice::GetFiltersInformation(void)
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{
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debug16("%s [device %u]", __PRETTY_FUNCTION__, deviceIndexM);
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return cString::sprintf("Active section filters:\n%s", pSectionFilterHandlerM ? *pSectionFilterHandlerM->GetInformation() : "");
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}
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cString cSatipDevice::GetInformation(unsigned int pageP)
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{
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// generate information string
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cString s;
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switch (pageP) {
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case SATIP_DEVICE_INFO_GENERAL:
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s = GetGeneralInformation();
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break;
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case SATIP_DEVICE_INFO_PIDS:
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s = GetPidsInformation();
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break;
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case SATIP_DEVICE_INFO_FILTERS:
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s = GetFiltersInformation();
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break;
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case SATIP_DEVICE_INFO_PROTOCOL:
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s = pTunerM ? *pTunerM->GetInformation() : "";
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break;
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case SATIP_DEVICE_INFO_BITRATE:
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s = pTunerM ? *pTunerM->GetTunerStatistic() : "";
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break;
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default:
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s = cString::sprintf("%s%s%s",
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*GetGeneralInformation(),
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*GetPidsInformation(),
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*GetFiltersInformation());
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break;
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}
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return s;
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}
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bool cSatipDevice::Ready(void)
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{
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debug16("%s [device %u]", __PRETTY_FUNCTION__, deviceIndexM);
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return ((cSatipDiscover::GetInstance()->GetServerCount() > 0) || (createdM.Elapsed() > eReadyTimeoutMs));
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}
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cString cSatipDevice::DeviceType(void) const
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{
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debug16("%s [device %u]", __PRETTY_FUNCTION__, deviceIndexM);
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return "SAT>IP";
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}
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cString cSatipDevice::DeviceName(void) const
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{
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debug16("%s [device %u]", __PRETTY_FUNCTION__, deviceIndexM);
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return deviceNameM;
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}
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bool cSatipDevice::AvoidRecording(void) const
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{
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debug16("%s [device %u]", __PRETTY_FUNCTION__, deviceIndexM);
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return SatipConfig.IsOperatingModeLow();
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}
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int cSatipDevice::SignalStrength(void) const
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{
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debug16("%s [device %u]", __PRETTY_FUNCTION__, deviceIndexM);
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return (pTunerM ? pTunerM->SignalStrength() : -1);
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}
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int cSatipDevice::SignalQuality(void) const
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{
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debug16("%s [device %u]", __PRETTY_FUNCTION__, deviceIndexM);
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return (pTunerM ? pTunerM->SignalQuality() : -1);
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}
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bool cSatipDevice::ProvidesSource(int sourceP) const
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{
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debug9("%s (%c) [device %u]", __PRETTY_FUNCTION__, cSource::ToChar(sourceP), deviceIndexM);
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if (!SatipConfig.IsOperatingModeOff() && !!cSatipDiscover::GetInstance()->GetServer(sourceP)) {
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int numDisabledSourcesM = SatipConfig.GetDisabledSourcesCount();
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for (int i = 0; i < numDisabledSourcesM; ++i) {
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if (sourceP == SatipConfig.GetDisabledSources(i))
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return false;
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}
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return true;
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}
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return false;
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}
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bool cSatipDevice::ProvidesTransponder(const cChannel *channelP) const
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{
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debug9("%s (%d) transponder=%d source=%c [device %u]", __PRETTY_FUNCTION__, channelP ? channelP->Number() : -1, channelP ? channelP->Transponder() : -1, channelP ? cSource::ToChar(channelP->Source()) : '?', deviceIndexM);
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if (!ProvidesSource(channelP->Source()))
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return false;
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return DeviceHooksProvidesTransponder(channelP);
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}
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bool cSatipDevice::ProvidesChannel(const cChannel *channelP, int priorityP, bool *needsDetachReceiversP) const
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{
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bool result = false;
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bool hasPriority = (priorityP == IDLEPRIORITY) || (priorityP > this->Priority());
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bool needsDetachReceivers = false;
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debug9("%s (%d, %d, %d) [device %u]", __PRETTY_FUNCTION__, channelP ? channelP->Number() : -1, priorityP, !!needsDetachReceiversP, deviceIndexM);
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if (channelP && ProvidesTransponder(channelP)) {
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result = hasPriority;
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if (priorityP > IDLEPRIORITY) {
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if (Receiving()) {
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if (IsTunedToTransponder(channelP)) {
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if (channelP->Vpid() && !HasPid(channelP->Vpid()) || channelP->Apid(0) && !HasPid(channelP->Apid(0)) || channelP->Dpid(0) && !HasPid(channelP->Dpid(0))) {
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if (CamSlot() && channelP->Ca() >= CA_ENCRYPTED_MIN) {
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if (CamSlot()->CanDecrypt(channelP))
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result = true;
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else
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needsDetachReceivers = true;
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}
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else
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result = true;
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}
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else
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result = true;
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}
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else
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needsDetachReceivers = Receiving();
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}
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}
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}
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if (needsDetachReceiversP)
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*needsDetachReceiversP = needsDetachReceivers;
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return result;
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}
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bool cSatipDevice::ProvidesEIT(void) const
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{
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return (SatipConfig.GetEITScan());
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}
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int cSatipDevice::NumProvidedSystems(void) const
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{
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int count = cSatipDiscover::GetInstance()->NumProvidedSystems();
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// Tweak the count according to operation mode
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if (SatipConfig.IsOperatingModeLow())
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count = 15;
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else if (SatipConfig.IsOperatingModeHigh())
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count = 1;
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// Clamp the count between 1 and 15
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if (count > 15)
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count = 15;
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else if (count < 1)
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count = 1;
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return count;
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}
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const cChannel *cSatipDevice::GetCurrentlyTunedTransponder(void) const
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{
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return &channelM;
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}
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bool cSatipDevice::IsTunedToTransponder(const cChannel *channelP) const
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{
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if (pTunerM && !pTunerM->IsTuned())
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return false;
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if ((channelM.Source() != channelP->Source()) || (channelM.Transponder() != channelP->Transponder()))
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return false;
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return (strcmp(channelM.Parameters(), channelP->Parameters()) == 0);
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}
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bool cSatipDevice::MaySwitchTransponder(const cChannel *channelP) const
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{
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return cDevice::MaySwitchTransponder(channelP);
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}
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bool cSatipDevice::SetChannelDevice(const cChannel *channelP, bool liveViewP)
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{
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debug9("%s (%d, %d) [device %u]", __PRETTY_FUNCTION__, channelP ? channelP->Number() : -1, liveViewP, deviceIndexM);
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if (channelP) {
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cDvbTransponderParameters dtp(channelP->Parameters());
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cString params = GetTransponderUrlParameters(channelP);
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if (isempty(params)) {
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error("Unrecognized channel parameters: %s [device %u]", channelP->Parameters(), deviceIndexM);
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return false;
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}
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cString address;
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cSatipServer *server = cSatipDiscover::GetInstance()->GetServer(channelP->Source(), channelP->Transponder(), dtp.System());
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if (!server) {
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debug1("%s No suitable server found [device %u]", __PRETTY_FUNCTION__, deviceIndexM);
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return false;
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}
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cSatipDiscover::GetInstance()->SetTransponder(server, channelP->Transponder());
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if (pTunerM && pTunerM->SetSource(server, *params, deviceIndexM)) {
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channelM = *channelP;
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deviceNameM = cString::sprintf("%s %d %s", *DeviceType(), deviceIndexM, *cSatipDiscover::GetInstance()->GetServerString(server));
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return true;
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}
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}
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else if (pTunerM) {
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pTunerM->SetSource(NULL, NULL, deviceIndexM);
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return true;
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}
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return false;
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}
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bool cSatipDevice::SetPid(cPidHandle *handleP, int typeP, bool onP)
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{
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debug9("%s (%d, %d, %d) [device %u]", __PRETTY_FUNCTION__, handleP->pid, typeP, onP, deviceIndexM);
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if (pTunerM && handleP && handleP->pid >= 0) {
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if (onP)
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return pTunerM->SetPid(handleP->pid, typeP, true);
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else if (!handleP->used)
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return pTunerM->SetPid(handleP->pid, typeP, false);
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}
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return true;
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}
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int cSatipDevice::OpenFilter(u_short pidP, u_char tidP, u_char maskP)
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{
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debug9("%s (%d, %02X, %02X) [device %d]", __PRETTY_FUNCTION__, pidP, tidP, maskP, deviceIndexM);
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if (pSectionFilterHandlerM) {
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int handle = pSectionFilterHandlerM->Open(pidP, tidP, maskP);
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if (pTunerM && (handle >= 0))
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pTunerM->SetPid(pidP, ptOther, true);
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return handle;
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}
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return -1;
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}
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void cSatipDevice::CloseFilter(int handleP)
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{
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if (pSectionFilterHandlerM) {
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int pid = pSectionFilterHandlerM->GetPid(handleP);
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debug9("%s (%d) [device %u]", __PRETTY_FUNCTION__, pid, deviceIndexM);
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if (pTunerM)
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pTunerM->SetPid(pid, ptOther, false);
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pSectionFilterHandlerM->Close(handleP);
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}
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}
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bool cSatipDevice::OpenDvr(void)
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{
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debug9("%s [device %u]", __PRETTY_FUNCTION__, deviceIndexM);
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isPacketDeliveredM = false;
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tsBufferM->Clear();
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if (pTunerM)
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pTunerM->Open();
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isOpenDvrM = true;
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return true;
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}
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void cSatipDevice::CloseDvr(void)
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{
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debug9("%s [device %u]", __PRETTY_FUNCTION__, deviceIndexM);
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if (pTunerM)
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pTunerM->Close();
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isOpenDvrM = false;
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}
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bool cSatipDevice::HasLock(int timeoutMsP) const
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{
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debug16("%s (%d) [device %d]", __PRETTY_FUNCTION__, timeoutMsP, deviceIndexM);
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return (pTunerM && pTunerM->HasLock());
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}
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bool cSatipDevice::HasInternalCam(void)
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{
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debug16("%s [device %u]", __PRETTY_FUNCTION__, deviceIndexM);
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return SatipConfig.GetCIExtension();
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}
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void cSatipDevice::WriteData(uchar *bufferP, int lengthP)
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{
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debug16("%s [device %u]", __PRETTY_FUNCTION__, deviceIndexM);
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// Fill up TS buffer
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if (isOpenDvrM && tsBufferM) {
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int len = tsBufferM->Put(bufferP, lengthP);
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if (len != lengthP)
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tsBufferM->ReportOverflow(lengthP - len);
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}
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// Filter the sections
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if (pSectionFilterHandlerM)
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pSectionFilterHandlerM->Write(bufferP, lengthP);
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}
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int cSatipDevice::GetId(void)
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{
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return deviceIndexM;
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}
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int cSatipDevice::GetPmtPid(void)
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{
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int pid = 0;
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#ifdef XCI
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pid = channelM.Ca() ? ::GetPmtPid(channelM.Source(), channelM.Transponder(), channelM.Sid()) : 0;
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#endif
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debug11("%s pmtpid=%d source=%c transponder=%d sid=%d name=%s [device %u]", __PRETTY_FUNCTION__, pid, cSource::ToChar(channelM.Source()), channelM.Transponder(), channelM.Sid(), channelM.Name(), deviceIndexM);
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return pid;
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}
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int cSatipDevice::GetCISlot(void)
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{
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int slot = 0;
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int ca = 0;
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for (const int *id = channelM.Caids(); *id; ++id) {
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if (checkCASystem(SatipConfig.GetCICAM(0), *id)) {
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ca = *id;
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slot = 1;
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break;
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}
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else if (checkCASystem(SatipConfig.GetCICAM(1), *id)) {
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ca = *id;
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slot = 2;
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break;
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}
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}
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debug11("%s slot=%d ca=%X name=%s [device %u]", __PRETTY_FUNCTION__, slot, ca, channelM.Name(), deviceIndexM);
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return slot;
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}
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uchar *cSatipDevice::GetData(int *availableP)
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{
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debug16("%s [device %u]", __PRETTY_FUNCTION__, deviceIndexM);
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if (isOpenDvrM && tsBufferM) {
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int count = 0;
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if (isPacketDeliveredM)
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SkipData(TS_SIZE);
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uchar *p = tsBufferM->Get(count);
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if (p && count >= TS_SIZE) {
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if (*p != TS_SYNC_BYTE) {
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|
for (int i = 1; i < count; i++) {
|
|
if (p[i] == TS_SYNC_BYTE) {
|
|
count = i;
|
|
break;
|
|
}
|
|
}
|
|
tsBufferM->Del(count);
|
|
info("Skipped %d bytes to sync on TS packet", count);
|
|
return NULL;
|
|
}
|
|
isPacketDeliveredM = true;
|
|
if (availableP)
|
|
*availableP = count;
|
|
// Update pid statistics
|
|
AddPidStatistic(ts_pid(p), payload(p));
|
|
return p;
|
|
}
|
|
}
|
|
return NULL;
|
|
}
|
|
|
|
void cSatipDevice::SkipData(int countP)
|
|
{
|
|
debug16("%s [device %u]", __PRETTY_FUNCTION__, deviceIndexM);
|
|
tsBufferM->Del(countP);
|
|
isPacketDeliveredM = false;
|
|
// Update buffer statistics
|
|
AddBufferStatistic(countP, tsBufferM->Available());
|
|
}
|
|
|
|
bool cSatipDevice::GetTSPacket(uchar *&dataP)
|
|
{
|
|
debug16("%s [device %u]", __PRETTY_FUNCTION__, deviceIndexM);
|
|
if (tsBufferM) {
|
|
#if defined(APIVERSNUM) && APIVERSNUM >= 20104
|
|
if (cCamSlot *cs = CamSlot()) {
|
|
if (cs->WantsTsData()) {
|
|
int available;
|
|
dataP = GetData(&available);
|
|
if (dataP) {
|
|
dataP = cs->Decrypt(dataP, available);
|
|
SkipData(available);
|
|
}
|
|
return true;
|
|
}
|
|
}
|
|
#endif
|
|
dataP = GetData();
|
|
return true;
|
|
}
|
|
dataP = NULL;
|
|
return true;
|
|
}
|