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Fixed a possible crash in pid scanner.

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This commit is contained in:
Rolf Ahrenberg
2009-02-25 22:52:25 +02:00
parent ec2ec19f68
commit 73906ab698
2 changed files with 30 additions and 28 deletions
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2
HISTORY
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@@ -83,4 +83,4 @@ VDR Plugin 'iptv' Revision History
- Updated for vdr-1.7.4.
- Fixed blacklisting of PAT section filter.
- Set max IPTV device count to VDR's max devices.
- Fixed a possible crash in sid scanner.
- Fixed a possible crash in sid and pid scanners.

56
pidscanner.c
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@@ -120,36 +120,38 @@ void cPidScanner::Process(const uint8_t* buf)
return;
}
cChannel *IptvChannel = Channels.GetByChannelID(channel.GetChannelID());
int Apids[MAXAPIDS + 1] = { 0 }; // these lists are zero-terminated
int Dpids[MAXDPIDS + 1] = { 0 };
int Spids[MAXSPIDS + 1] = { 0 };
char ALangs[MAXAPIDS][MAXLANGCODE2] = { "" };
char DLangs[MAXDPIDS][MAXLANGCODE2] = { "" };
char SLangs[MAXSPIDS][MAXLANGCODE2] = { "" };
int Ppid = IptvChannel->Ppid();
int Tpid = IptvChannel->Tpid();
bool foundApid = false;
if (numVpids < PIDSCANNER_VPID_COUNT)
Vpid = 0; // No detected video pid
else if (numApids < PIDSCANNER_APID_COUNT)
Apid = 0; // No detected audio pid
for (unsigned int i = 1; i < MAXAPIDS; ++i) {
Apids[i] = IptvChannel->Apid(i);
if (Apids[i] && (Apids[i] == Apid))
foundApid = true;
}
if (!foundApid)
Apids[0] = Apid;
for (unsigned int i = 0; i < MAXDPIDS; ++i)
Dpids[i] = IptvChannel->Dpid(i);
for (unsigned int i = 0; i < MAXSPIDS; ++i)
Spids[i] = IptvChannel->Spid(i);
debug("cPidScanner::Process(): Vpid=0x%04X, Apid=0x%04X\n", Vpid, Apid);
if (IptvChannel) {
int Apids[MAXAPIDS + 1] = { 0 }; // these lists are zero-terminated
int Dpids[MAXDPIDS + 1] = { 0 };
int Spids[MAXSPIDS + 1] = { 0 };
char ALangs[MAXAPIDS][MAXLANGCODE2] = { "" };
char DLangs[MAXDPIDS][MAXLANGCODE2] = { "" };
char SLangs[MAXSPIDS][MAXLANGCODE2] = { "" };
int Ppid = IptvChannel->Ppid();
int Tpid = IptvChannel->Tpid();
bool foundApid = false;
if (numVpids < PIDSCANNER_VPID_COUNT)
Vpid = 0; // No detected video pid
else if (numApids < PIDSCANNER_APID_COUNT)
Apid = 0; // No detected audio pid
for (unsigned int i = 1; i < MAXAPIDS; ++i) {
Apids[i] = IptvChannel->Apid(i);
if (Apids[i] && (Apids[i] == Apid))
foundApid = true;
}
if (!foundApid)
Apids[0] = Apid;
for (unsigned int i = 0; i < MAXDPIDS; ++i)
Dpids[i] = IptvChannel->Dpid(i);
for (unsigned int i = 0; i < MAXSPIDS; ++i)
Spids[i] = IptvChannel->Spid(i);
debug("cPidScanner::Process(): Vpid=0x%04X, Apid=0x%04X\n", Vpid, Apid);
#if defined(APIVERSNUM) && APIVERSNUM >= 10700
IptvChannel->SetPids(Vpid, Ppid, 0, Apids, ALangs, Dpids, DLangs, Spids, SLangs, Tpid);
IptvChannel->SetPids(Vpid, Ppid, 0, Apids, ALangs, Dpids, DLangs, Spids, SLangs, Tpid);
#else
IptvChannel->SetPids(Vpid, Ppid, Apids, ALangs, Dpids, DLangs, Spids, SLangs, Tpid);
IptvChannel->SetPids(Vpid, Ppid, Apids, ALangs, Dpids, DLangs, Spids, SLangs, Tpid);
#endif
}
Channels.Unlock();
process = false;
}