/**
* @brief The Server's Message Queue Listener function.
*
* An endless loop calls the function \c ProcessEventsServer() to check for
* messages sent by clients.
* If the message is valid, \c CreateContextThread() is called to serve this
* request.
*/
static void SVCServiceRunLoop(void)
{
int rsp;
LONG rv;
uint32_t dwClientID; /* Connection ID used to reference the Client */
while (TRUE)
{
if (AraKiri)
{
/* stop the hotpug thread and waits its exit */
#ifdef USE_USB
(void)HPStopHotPluggables();
#endif
(void)SYS_Sleep(1);
/* now stop all the drivers */
RFCleanupReaders();
EHDeinitializeEventStructures();
ContextsDeinitialize();
at_exit();
}
switch (rsp = ProcessEventsServer(&dwClientID))
{
case 0:
Log2(PCSC_LOG_DEBUG, "A new context thread creation is requested: %d", dwClientID);
rv = CreateContextThread(&dwClientID);
if (rv != SCARD_S_SUCCESS)
Log1(PCSC_LOG_ERROR, "Problem during the context thread creation");
break;
case 2:
/*
* timeout in ProcessEventsServer(): do nothing
* this is used to catch the Ctrl-C signal at some time when
* nothing else happens
*/
break;
case -1:
Log1(PCSC_LOG_ERROR, "Error in ProcessEventsServer");
break;
case -2:
/* Nothing to do in case of a syscall interrupted
* It happens when SIGUSR1 (reload) or SIGINT (Ctrl-C) is received
* We just try again */
break;
default:
Log2(PCSC_LOG_ERROR, "ProcessEventsServer unknown retval: %d",
rsp);
break;
}
}
}
/**
* @brief The Server's Message Queue Listener function.
*
* An endless loop calls the function \c SHMProcessEventsServer() to check for
* messages sent by clients.
* If the message is valid, \c CreateContextThread() is called to serve this
* request.
*/
void SVCServiceRunLoop(void)
{
int rsp;
LONG rv;
DWORD dwClientID; /* Connection ID used to reference the Client */
rsp = 0;
rv = 0;
/*
* Initialize the comm structure
*/
rsp = SHMInitializeCommonSegment();
if (rsp == -1)
{
Log1(PCSC_LOG_CRITICAL, "Error initializing pcscd.");
exit(-1);
}
/*
* Initialize the contexts structure
*/
rv = ContextsInitialize();
if (rv == -1)
{
Log1(PCSC_LOG_CRITICAL, "Error initializing pcscd.");
exit(-1);
}
/*
* Solaris sends a SIGALRM and it is annoying
*/
signal(SIGALRM, SIG_IGN);
signal(SIGPIPE, SIG_IGN);
signal(SIGHUP, SIG_IGN); /* needed for Solaris. The signal is sent
* when the shell is existed */
/*
* This function always returns zero
*/
rsp = SYS_MutexInit(&usbNotifierMutex);
/*
* Set up the search for USB/PCMCIA devices
*/
HPSearchHotPluggables();
HPRegisterForHotplugEvents();
/*
* Set up the power management callback routine
*/
// PMRegisterForPowerEvents();
while (1)
{
switch (rsp = SHMProcessEventsServer(&dwClientID, 0))
{
case 0:
Log2(PCSC_LOG_DEBUG, "A new context thread creation is requested: %d", dwClientID);
rv = CreateContextThread(&dwClientID);
if (rv != SCARD_S_SUCCESS)
{
Log1(PCSC_LOG_ERROR, "Problem during the context thread creation");
AraKiri = 1;
}
break;
case 2:
/*
* timeout in SHMProcessEventsServer(): do nothing
* this is used to catch the Ctrl-C signal at some time when
* nothing else happens
*/
break;
case -1:
Log1(PCSC_LOG_ERROR, "Error in SHMProcessEventsServer");
break;
case -2:
/* Nothing to do in case of a syscall interrupted
* It happens when SIGUSR1 (reload) or SIGINT (Ctrl-C) is received
* We just try again */
break;
default:
Log2(PCSC_LOG_ERROR, "SHMProcessEventsServer unknown retval: %d",
rsp);
break;
}
if (AraKiri)
{
/* stop the hotpug thread and waits its exit */
Log1(PCSC_LOG_ERROR, "Preparing to exit...");
HPStopHotPluggables();
SYS_Sleep(1);
/* now stop all the drivers */
RFCleanupReaders(1);
}
}
}
