frodovdr/vdr-plugin-iptv
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Code Issues Releases Wiki Activity

Separate filter Close to a private method.

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This commit is contained in:
Antti Seppälä 2007-09-22 08:17:35 +00:00
parent 067ba7c505
commit bdacb388c3
2 changed files with 41 additions and 31 deletions
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67
device.c
View File

@ -3,7 +3,7 @@
*
* See the README file for copyright information and how to reach the author.
*
* $Id: device.c,v 1.30 2007/09/21 21:50:52 rahrenbe Exp $
* $Id: device.c,v 1.31 2007/09/22 08:17:35 ajhseppa Exp $
*/
#include "common.h"
@ -44,6 +44,7 @@ cIptvDevice::cIptvDevice(unsigned int Index)
unlink(filters[i].pipeName);
memset(filters[i].pipeName, '\0', sizeof(filters[i].pipeName));
filters[i].fifoDesc = -1;
filters[i].readDesc = -1;
filters[i].active = false;
}
StartSectionHandler();
@ -56,16 +57,8 @@ cIptvDevice::~cIptvDevice()
delete pUdpProtocol;
delete tsBuffer;
// Iterate over all filters and clear their settings
for (int i = 0; i < eMaxFilterCount; ++i) {
if (filters[i].active) {
close(filters[i].fifoDesc);
unlink(filters[i].pipeName);
memset(filters[i].pipeName, '\0', sizeof(filters[i].pipeName));
filters[i].fifoDesc = -1;
filters[i].active = false;
clear_trans_filt(&filter, i);
}
}
for (int i = 0; i < eMaxFilterCount; ++i)
DeleteFilter(i);
}
bool cIptvDevice::Initialize(unsigned int DeviceCount)
@ -172,12 +165,29 @@ bool cIptvDevice::SetPid(cPidHandle *Handle, int Type, bool On)
return true;
}
bool cIptvDevice::DeleteFilter(unsigned int Index)
{
debug("cIptvDevice::DeleteFilter(%d) Index=%d\n", deviceIndex, Index);
if ((Index < eMaxFilterCount) && filters[Index].active) {
close(filters[Index].fifoDesc);
close(filters[Index].readDesc);
unlink(filters[Index].pipeName);
memset(filters[Index].pipeName, '\0', sizeof(filters[Index].pipeName));
filters[Index].fifoDesc = -1;
filters[Index].readDesc = -1;
filters[Index].active = false;
clear_trans_filt(&filter, Index);
return true;
}
return false;
}
int cIptvDevice::OpenFilter(u_short Pid, u_char Tid, u_char Mask)
{
// Search the next free filter slot
for (unsigned int i = 0; i < eMaxFilterCount; ++i) {
if (!filters[i].active) {
debug("cIptvDevice::OpenFilter(%d): Pid=%d Tid=%02X Mask=%02X Count=%d\n", deviceIndex, Pid, Tid, Mask, i);
debug("cIptvDevice::OpenFilter(%d): Pid=%d Tid=%02X Mask=%02X Index=%d\n", deviceIndex, Pid, Tid, Mask, i);
uint8_t mask[eMaxFilterMaskLen] = { 0 };
uint8_t filt[eMaxFilterMaskLen] = { 0 };
mask[0] = Mask;
@ -198,18 +208,26 @@ int cIptvDevice::OpenFilter(u_short Pid, u_char Tid, u_char Mask)
break;
}
// Create descriptors
int fifoDescriptor = open(filters[i].pipeName, O_RDWR | O_NONBLOCK);
int returnDescriptor = open(filters[i].pipeName, O_RDONLY | O_NONBLOCK);
// Store the write pipe and set active flag
filters[i].fifoDesc = fifoDescriptor;
filters[i].fifoDesc = open(filters[i].pipeName, O_RDWR | O_NONBLOCK);
filters[i].readDesc = open(filters[i].pipeName, O_RDONLY | O_NONBLOCK);
filters[i].active = true;
return returnDescriptor;
return filters[i].readDesc;
}
}
// No free filter slot found
return -1;
}
bool cIptvDevice::CloseFilter(int Handle)
{
debug("cIptvDevice::CloseFilter(%d): %d\n", deviceIndex, Handle);
for (unsigned int i = 0; i < eMaxFilterCount; ++i) {
if (Handle == filters[i].readDesc)
return DeleteFilter(i);
}
return false;
}
bool cIptvDevice::OpenDvr(void)
{
debug("cIptvDevice::OpenDvr(%d)\n", deviceIndex);
@ -230,12 +248,7 @@ void cIptvDevice::CloseDvr(void)
// Iterate over all filters and clear their settings
for (int i = 0; i < eMaxFilterCount; ++i) {
if (filters[i].active) {
close(filters[i].fifoDesc);
unlink(filters[i].pipeName);
memset(filters[i].pipeName, '\0', sizeof(filters[i].pipeName));
filters[i].fifoDesc = -1;
filters[i].active = false;
clear_trans_filt(&filter, i);
DeleteFilter(i);
}
}
isOpenDvr = false;
@ -308,13 +321,7 @@ bool cIptvDevice::GetTSPacket(uchar *&Data)
if (retval < 0) {
char tmp[64];
error("ERROR: select(): %s", strerror_r(errno, tmp, sizeof(tmp)));
// VDR has probably closed the filter file descriptor, so clear the filter
close(filters[i].fifoDesc);
unlink(filters[i].pipeName);
memset(filters[i].pipeName, '\0', sizeof(filters[i].pipeName));
filters[i].fifoDesc = -1;
filters[i].active = false;
clear_trans_filt(&filter, i);
DeleteFilter(i);
}
// There is no data in the fifo, more can be written
else if (!retval) {

5
device.h
View File

@ -3,7 +3,7 @@
*
* See the README file for copyright information and how to reach the author.
*
* $Id: device.h,v 1.14 2007/09/21 21:50:52 rahrenbe Exp $
* $Id: device.h,v 1.15 2007/09/22 08:17:35 ajhseppa Exp $
*/
#ifndef __IPTV_DEVICE_H
@ -21,6 +21,7 @@
struct filterInfo {
bool active;
int fifoDesc;
int readDesc;
char pipeName[128];
int lastProvided;
};
@ -63,6 +64,7 @@ private:
bool ProvidesIptv(const char *Param) const;
void ResetBuffering(void);
bool IsBuffering(void);
bool DeleteFilter(unsigned int Index);
// for channel selection
public:
@ -82,6 +84,7 @@ protected:
// for section filtering
public:
virtual int OpenFilter(u_short Pid, u_char Tid, u_char Mask);
virtual bool CloseFilter(int Handle);
// for transponder lock
public: