cCCcamCard Class Reference

Inheritance diagram for cCCcamCard:

List of all members.

Public Member Functions
	cCCcamCard (void)
	~cCCcamCard ()
void	Setup (int num, const char *Path)
bool	Connect (void)
void	Disconnect (void)
bool	Connected (void)
void	WriteCaPmt (void)
void	NewCaPmt (int p, const unsigned char *pmt, int len)
int	Pid (void)
bool	GetCw (unsigned char *Cw, int timeout)
void	NewCw (const unsigned char *Cw)

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Detailed Description

Definition at line 35 of file cccam.c.

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Constructor & Destructor Documentation

cCCcamCard::cCCcamCard

(

void

)

Definition at line 58 of file cccam.c.

{
  cardnum=-1; path=0;
  ccam_fd=-1; capmt=0; newcw=false; pid=-1;
}

cCCcamCard::~cCCcamCard

(

)

Definition at line 64 of file cccam.c.

References Disconnect(), and free.

{
  Disconnect();
  free(capmt);
}

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Member Function Documentation

bool cCCcamCard::Connect

(

void

)

Definition at line 82 of file cccam.c.

References Disconnect(), L_CC_CCCAM, and PRINTF.

Referenced by WriteCaPmt().

{
  cMutexLock lock(this);
  Disconnect();
  ccam_fd=socket(AF_LOCAL,SOCK_STREAM,0);
  if(!ccam_fd) {
    PRINTF(L_CC_CCCAM,"%d: socket failed: %s",cardnum,strerror(errno));
    return false;
    }
  sockaddr_un serv_addr_un;
  memset(&serv_addr_un,0,sizeof(serv_addr_un));
  serv_addr_un.sun_family=AF_LOCAL;
  snprintf(serv_addr_un.sun_path,sizeof(serv_addr_un.sun_path),path,cardnum);
  PRINTF(L_CC_CCCAM,"%d: using camd socket '%s'",cardnum,serv_addr_un.sun_path);
  if(connect(ccam_fd,(const sockaddr*)&serv_addr_un,sizeof(serv_addr_un))!=0) {
    PRINTF(L_CC_CCCAM,"%d: connect failed: %s",cardnum,strerror(errno));
    Disconnect();
    return false;
    }
  PRINTF(L_CC_CCCAM,"%d: opened camd socket",cardnum);
  return true;
}

bool cCCcamCard::Connected

(

void

)

[inline]

Definition at line 50 of file cccam.c.

Referenced by cCardClientCCcam::ProcessECM(), and WriteCaPmt().

{ return ccam_fd>=0; }

void cCCcamCard::Disconnect

(

void

)

Definition at line 75 of file cccam.c.

Referenced by Connect(), cCardClientCCcam::ProcessECM(), WriteCaPmt(), and ~cCCcamCard().

{
  cMutexLock lock(this);
  close(ccam_fd);
  ccam_fd=-1; newcw=false;
}

bool cCCcamCard::GetCw	(	unsigned char *	Cw,
		int	timeout
	)

Definition at line 147 of file cccam.c.

References cTimeMs::Elapsed(), and cCondVar::TimedWait().

Referenced by cCardClientCCcam::ProcessECM().

{
  cMutexLock lock(this);
  if(newcw && timecw.Elapsed()>3000)
    newcw=false; // too old
  if(!newcw)
    cwwait.TimedWait(*this,timeout);
  if(newcw) {
    memcpy(Cw,cw,sizeof(cw));
    newcw=false;
    return true;
    }
  return false;
}

void cCCcamCard::NewCaPmt	(	int	p,
		const unsigned char *	pmt,
		int	len
	)

Definition at line 122 of file cccam.c.

References free, LIST_ONLY, MALLOC, and WriteCaPmt().

Referenced by cCardClientCCcam::ProcessECM().

{
  cMutexLock lock(this);
  free(capmt); pid=0; newcw=false;
  capmt=MALLOC(unsigned char,len);
  if(capmt) {
    memcpy(capmt,pmt,len);
    pmtlen=len;
    capmt[6]=LIST_ONLY;
    pid=p;
    WriteCaPmt();
    }
}

void cCCcamCard::NewCw

(

const unsigned char *

Cw

)

Definition at line 136 of file cccam.c.

References cCondVar::Broadcast(), and cTimeMs::Set().

Referenced by cCardClientCCcam::Action().

{
  cMutexLock lock(this);
  if(memcmp(cw,Cw,sizeof(cw))) {
    memcpy(cw,Cw,sizeof(cw));
    newcw=true;
    timecw.Set();
    cwwait.Broadcast();
    }
}

int cCCcamCard::Pid

(

void

)

[inline]

Definition at line 53 of file cccam.c.

Referenced by cCardClientCCcam::ProcessECM().

{ return pid; }

void cCCcamCard::Setup	(	int	num,
		const char *	Path
	)

Definition at line 70 of file cccam.c.

{
  cardnum=num; path=Path;
}

void cCCcamCard::WriteCaPmt

(

void

)

Definition at line 105 of file cccam.c.

References Connect(), Connected(), Disconnect(), L_CC_CCCAM, and PRINTF.

Referenced by NewCaPmt(), and cCardClientCCcam::ProcessECM().

{
  cMutexLock lock(this);
  if(capmt) {
    for(int retry=2; retry>0; retry--) {
      if(!Connected() && !Connect()) break;
      int r=write(ccam_fd,capmt,pmtlen);
      if(r==pmtlen) {
        newcw=false;
        break;
        }
      PRINTF(L_CC_CCCAM,"%d: write failed: %s",cardnum,strerror(errno));
      Disconnect();
      }
    }
}

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The documentation for this class was generated from the following file:

• sc/PLUGINS/src/sc-src/systems/cardclient/cccam.c