+/* Get a listener for tids requests, returns its socket fd. Accept
+ * connections with tids_accept() */
+int tids_get_listener(TIDS_INSTANCE *tids,
+ TIDS_REQ_FUNC *req_handler,
+ tids_auth_func *auth_handler,
+ const char *hostname,
+ unsigned int port,
+ void *cookie)
+{
+ int listen = -1;
+
+ tids->tids_port = port;
+ if (0 > (listen = tids_listen(tids, port))) {
+ char errbuf[256];
+ if (0 == strerror_r(errno, errbuf, 256)) {
+ tr_debug("tids_get_listener: Error opening port %d: %s.", port, errbuf);
+ } else {
+ tr_debug("tids_get_listener: Unknown error openining port %d.", port);
+ }
+ }
+
+ if (listen > 0) {
+ /* opening port succeeded */
+ tr_debug("tids_get_listener: Opened port %d.", port);
+
+ /* make this socket non-blocking */
+ if (0 != fcntl(listen, F_SETFD, O_NONBLOCK)) {
+ tr_debug("tids_get_listener: Error setting O_NONBLOCK.");
+ close(listen);
+ listen=-1;
+ }
+ }
+
+ if (listen > 0) {
+ /* store the caller's request handler & cookie */
+ tids->req_handler = req_handler;
+ tids->auth_handler = auth_handler;
+ tids->hostname = hostname;
+ tids->cookie = cookie;
+ }
+
+ return listen;
+}
+
+/* Accept and process a connection on a port opened with tids_get_listener() */
+int tids_accept(TIDS_INSTANCE *tids, int listen)
+{
+ int conn=-1;
+ int pid=-1;
+
+ if (0 > (conn = accept(listen, NULL, NULL))) {
+ perror("Error from TIDS Server accept()");
+ return 1;
+ }
+
+ if (0 > (pid = fork())) {
+ perror("Error on fork()");
+ return 1;
+ }
+
+ if (pid == 0) {
+ close(listen);
+ tids_handle_connection(tids, conn);
+ close(conn);
+ exit(0); /* exit to kill forked child process */
+ } else {
+ close(conn);
+ }
+
+ /* clean up any processes that have completed (TBD: move to main loop?) */
+ while (waitpid(-1, 0, WNOHANG) > 0);
+
+ return 0;
+}
+