int
jobLoop(PRFileDesc *a, PRFileDesc *b, int c)
{
PRCList *myLink = 0;
JOB *myJob;
PZ_Lock(qLock);
do {
myLink = 0;
while (PR_CLIST_IS_EMPTY(&jobQ) && !stopping) {
PZ_WaitCondVar(jobQNotEmptyCv, PR_INTERVAL_NO_TIMEOUT);
}
if (!PR_CLIST_IS_EMPTY(&jobQ)) {
myLink = PR_LIST_HEAD(&jobQ);
PR_REMOVE_AND_INIT_LINK(myLink);
}
PZ_Unlock(qLock);
myJob = (JOB *)myLink;
/* myJob will be null when stopping is true and jobQ is empty */
if (!myJob)
break;
handle_connection(myJob->tcp_sock, myJob->model_sock,
myJob->requestCert);
PZ_Lock(qLock);
PR_APPEND_LINK(myLink, &freeJobs);
PZ_NotifyCondVar(freeListNotEmptyCv);
} while (PR_TRUE);
return 0;
}
SECStatus
do_accepts(
PRFileDesc *listen_sock,
PRFileDesc *model_sock,
int requestCert
)
{
PRNetAddr addr;
PRErrorCode perr;
#ifdef XP_UNIX
struct sigaction act;
#endif
VLOG(("selfserv: do_accepts: starting"));
PR_SetThreadPriority( PR_GetCurrentThread(), PR_PRIORITY_HIGH);
acceptorThread = PR_GetCurrentThread();
#ifdef XP_UNIX
/* set up the signal handler */
act.sa_handler = sigusr1_handler;
sigemptyset(&act.sa_mask);
act.sa_flags = 0;
if (sigaction(SIGUSR1, &act, NULL)) {
fprintf(stderr, "Error installing signal handler.\n");
exit(1);
}
#endif
while (!stopping) {
PRFileDesc *tcp_sock;
PRCList *myLink;
FPRINTF(stderr, "\n\n\nselfserv: About to call accept.\n");
tcp_sock = PR_Accept(listen_sock, &addr, PR_INTERVAL_NO_TIMEOUT);
if (tcp_sock == NULL) {
perr = PR_GetError();
if ((perr != PR_CONNECT_RESET_ERROR &&
perr != PR_PENDING_INTERRUPT_ERROR) || verbose) {
errWarn("PR_Accept");
}
if (perr == PR_CONNECT_RESET_ERROR) {
FPRINTF(stderr,
"Ignoring PR_CONNECT_RESET_ERROR error - continue\n");
continue;
}
stopping = 1;
break;
}
VLOG(("selfserv: do_accept: Got connection\n"));
PZ_Lock(qLock);
while (PR_CLIST_IS_EMPTY(&freeJobs) && !stopping) {
PZ_WaitCondVar(freeListNotEmptyCv, PR_INTERVAL_NO_TIMEOUT);
}
if (stopping) {
PZ_Unlock(qLock);
if (tcp_sock) {
PR_Close(tcp_sock);
}
break;
}
myLink = PR_LIST_HEAD(&freeJobs);
PR_REMOVE_AND_INIT_LINK(myLink);
/* could release qLock here and reacquire it 7 lines below, but
** why bother for 4 assignment statements?
*/
{
JOB * myJob = (JOB *)myLink;
myJob->tcp_sock = tcp_sock;
myJob->model_sock = model_sock;
myJob->requestCert = requestCert;
}
PR_APPEND_LINK(myLink, &jobQ);
PZ_NotifyCondVar(jobQNotEmptyCv);
PZ_Unlock(qLock);
}
FPRINTF(stderr, "selfserv: Closing listen socket.\n");
VLOG(("selfserv: do_accepts: exiting"));
if (listen_sock) {
PR_Close(listen_sock);
}
return SECSuccess;
}
