Now also taking providerId and caPid into account when handling CA descriptors

This commit is contained in:
Klaus Schmidinger 2003-04-21 13:22:06 +02:00
parent 6bdfa4638d
commit 33d670f7d7
2 changed files with 31 additions and 42 deletions

66
eit.c
View File

@ -16,7 +16,7 @@
* the Free Software Foundation; either version 2 of the License, or *
* (at your option) any later version. *
* *
* $Id: eit.c 1.71 2003/04/18 11:30:42 kls Exp $
* $Id: eit.c 1.72 2003/04/21 13:21:54 kls Exp $
***************************************************************************/
#include "eit.h"
@ -1002,27 +1002,31 @@ bool cEIT::IsPresentFollowing()
// --- cCaDescriptor ---------------------------------------------------------
class cCaDescriptor : public cListObject {
friend class cCaDescriptors;
friend class cSIProcessor;
private:
int source;
int transponder;
int serviceId;
int caSystem;
unsigned int providerId;
int caPid;
int length;
uchar *data;
public:
cCaDescriptor(int Source, int Transponder, int ServiceId, int CaSystem, int CaPid, int Length, uchar *Data);
cCaDescriptor(int Source, int Transponder, int ServiceId, int CaSystem, unsigned int ProviderId, int CaPid, int Length, uchar *Data);
virtual ~cCaDescriptor();
int Length(void) const { return length; }
const uchar *Data(void) const { return data; }
};
cCaDescriptor::cCaDescriptor(int Source, int Transponder, int ServiceId, int CaSystem, int CaPid, int Length, uchar *Data)
cCaDescriptor::cCaDescriptor(int Source, int Transponder, int ServiceId, int CaSystem, unsigned int ProviderId, int CaPid, int Length, uchar *Data)
{
source = Source;
transponder = Transponder;
serviceId = ServiceId;
caSystem = CaSystem;
providerId = ProviderId;
caPid = CaPid;
length = Length + 6;
data = MALLOC(uchar, length);
data[0] = DESCR_CA;
@ -1037,7 +1041,7 @@ cCaDescriptor::cCaDescriptor(int Source, int Transponder, int ServiceId, int CaS
#ifdef DEBUG_CA_DESCRIPTORS
char buffer[1024];
char *q = buffer;
q += sprintf(q, "CAM: %04X %5d %4d", source, transponder, serviceId);
q += sprintf(q, "CAM: %04X %5d %5d %04X %6X %04X -", source, transponder, serviceId, caSystem, providerId, caPid);
for (int i = 0; i < length; i++)
q += sprintf(q, " %02X", data[i]);
dsyslog(buffer);
@ -1049,22 +1053,6 @@ cCaDescriptor::~cCaDescriptor()
free(data);
}
// --- cCaDescriptors --------------------------------------------------------
class cCaDescriptors : public cList<cCaDescriptor> {
public:
const cCaDescriptor *Get(int Source, int Transponder, int ServiceId, int CaSystem);
};
const cCaDescriptor *cCaDescriptors::Get(int Source, int Transponder, int ServiceId, int CaSystem)
{
for (cCaDescriptor *ca = First(); ca; ca = Next(ca)) {
if (ca->source == Source && ca->transponder == Transponder && ca->serviceId == ServiceId && ca->caSystem == CaSystem)
return ca;
}
return NULL;
}
// --- cSIProcessor ----------------------------------------------------------
#define MAX_FILTERS 20
@ -1073,7 +1061,7 @@ const cCaDescriptor *cCaDescriptors::Get(int Source, int Transponder, int Servic
int cSIProcessor::numSIProcessors = 0;
cSchedules *cSIProcessor::schedules = NULL;
cMutex cSIProcessor::schedulesMutex;
cCaDescriptors *cSIProcessor::caDescriptors = NULL;
cList<cCaDescriptor> cSIProcessor::caDescriptors;
cMutex cSIProcessor::caDescriptorsMutex;
const char *cSIProcessor::epgDataFileName = EPGDATAFILENAME;
time_t cSIProcessor::lastDump = time(NULL);
@ -1090,7 +1078,6 @@ cSIProcessor::cSIProcessor(const char *FileName)
filters = NULL;
if (!numSIProcessors++) { // the first one creates them
schedules = new cSchedules;
caDescriptors = new cCaDescriptors;
}
filters = (SIP_FILTER *)calloc(MAX_FILTERS, sizeof(SIP_FILTER));
SetStatus(true);
@ -1107,7 +1094,6 @@ cSIProcessor::~cSIProcessor()
free(filters);
if (!--numSIProcessors) { // the last one deletes them
delete schedules;
delete caDescriptors;
}
free(fileName);
}
@ -1436,14 +1422,17 @@ void cSIProcessor::TriggerDump(void)
lastDump = 0;
}
void cSIProcessor::NewCaDescriptor(struct Descriptor *d, int ProgramID)
void cSIProcessor::NewCaDescriptor(struct Descriptor *d, int ServiceId)
{
if (DescriptorTag(d) == DESCR_CA) {
struct CaDescriptor *cd = (struct CaDescriptor *)d;
if (!caDescriptors->Get(currentSource, currentTransponder, ProgramID, cd->CA_type)) {
cMutexLock MutexLock(&caDescriptorsMutex);
caDescriptors->Add(new cCaDescriptor(currentSource, currentTransponder, ProgramID, cd->CA_type, cd->CA_PID, cd->DataLength, cd->Data));
}
cMutexLock MutexLock(&caDescriptorsMutex);
for (cCaDescriptor *ca = caDescriptors.First(); ca; ca = caDescriptors.Next(ca)) {
if (ca->source == currentSource && ca->transponder == currentTransponder && ca->serviceId == ServiceId && ca->caSystem == cd->CA_type && ca->providerId == cd->ProviderID && ca->caPid == cd->CA_PID)
return;
}
caDescriptors.Add(new cCaDescriptor(currentSource, currentTransponder, ServiceId, cd->CA_type, cd->ProviderID, cd->CA_PID, cd->DataLength, cd->Data));
//XXX update???
}
}
@ -1456,15 +1445,16 @@ int cSIProcessor::GetCaDescriptors(int Source, int Transponder, int ServiceId, c
cMutexLock MutexLock(&caDescriptorsMutex);
int length = 0;
do {
const cCaDescriptor *d = caDescriptors->Get(Source, Transponder, ServiceId, *CaSystemIds);
if (d) {
if (length + d->Length() <= BufSize) {
memcpy(Data + length, d->Data(), d->Length());
length += d->Length();
}
else
return -1;
}
for (cCaDescriptor *d = caDescriptors.First(); d; d = caDescriptors.Next(d)) {
if (d->source == Source && d->transponder == Transponder && d->serviceId == ServiceId && d->caSystem == *CaSystemIds) {
if (length + d->Length() <= BufSize) {
memcpy(Data + length, d->Data(), d->Length());
length += d->Length();
}
else
return -1;
}
}
} while (*++CaSystemIds);
return length;
}

7
eit.h
View File

@ -16,7 +16,7 @@
* the Free Software Foundation; either version 2 of the License, or *
* (at your option) any later version. *
* *
* $Id: eit.h 1.27 2003/04/18 11:30:42 kls Exp $
* $Id: eit.h 1.28 2003/04/21 13:22:06 kls Exp $
***************************************************************************/
#ifndef __EIT_H
@ -135,14 +135,13 @@ typedef struct sip_filter {
}SIP_FILTER;
class cCaDescriptor;
class cCaDescriptors;
class cSIProcessor : public cThread {
private:
static int numSIProcessors;
static cSchedules *schedules;
static cMutex schedulesMutex;
static cCaDescriptors *caDescriptors;
static cList<cCaDescriptor> caDescriptors;
static cMutex caDescriptorsMutex;
static const char *epgDataFileName;
static time_t lastDump;
@ -158,7 +157,7 @@ private:
bool AddFilter(unsigned short pid, u_char tid, u_char mask = 0xFF);
bool DelFilter(unsigned short pid, u_char tid);
bool ShutDownFilters(void);
void NewCaDescriptor(struct Descriptor *d, int ProgramID);
void NewCaDescriptor(struct Descriptor *d, int ServiceId);
public:
cSIProcessor(const char *FileName);
~cSIProcessor();