static void do_standalone_mode(gboolean daemonize) { int ret; int lsock[MAXSOCK]; struct addrinfo *ai_head; int n; ret = usbip_names_init(USBIDS_FILE); if (ret) err("open usb.ids"); ret = usbip_stub_driver_open(); if (ret < 0) g_error("driver open failed"); if (daemonize) { if (daemon(0,0) < 0) g_error("daemonizing failed: %s", g_strerror(errno)); usbip_use_syslog = 1; } set_signal(); ai_head = my_getaddrinfo(NULL, PF_UNSPEC); if (!ai_head) return; n = listen_all_addrinfo(ai_head, lsock); if (n <= 0) g_error("no socket to listen to"); for (int i = 0; i < n; i++) { GIOChannel *gio; gio = g_io_channel_unix_new(lsock[i]); g_io_add_watch(gio, (G_IO_IN | G_IO_ERR | G_IO_HUP | G_IO_NVAL), process_comming_request, NULL); } info("usbipd start (%s)", version); main_loop = g_main_loop_new(FALSE, FALSE); g_main_loop_run(main_loop); info("shutdown"); freeaddrinfo(ai_head); usbip_names_free(); usbip_stub_driver_close(); return; }
static int do_standalone_mode(int daemonize) { struct addrinfo *ai_head; int sockfdlist[MAXSOCKFD]; int nsockfd; int i, terminate; struct pollfd *fds; struct timespec timeout; sigset_t sigmask; if (usbip_host_driver_open()) { err("please load " USBIP_CORE_MOD_NAME ".ko and " USBIP_HOST_DRV_NAME ".ko!"); return -1; } if (daemonize) { if (daemon(0, 0) < 0) { err("daemonizing failed: %s", strerror(errno)); usbip_host_driver_close(); return -1; } umask(0); usbip_use_syslog = 1; } set_signal(); ai_head = do_getaddrinfo(NULL, PF_UNSPEC); if (!ai_head) { usbip_host_driver_close(); return -1; } info("starting " PROGNAME " (%s)", usbip_version_string); nsockfd = listen_all_addrinfo(ai_head, sockfdlist); if (nsockfd <= 0) { err("failed to open a listening socket"); freeaddrinfo(ai_head); usbip_host_driver_close(); return -1; } fds = calloc(nsockfd, sizeof(struct pollfd)); for (i = 0; i < nsockfd; i++) { fds[i].fd = sockfdlist[i]; fds[i].events = POLLIN; } timeout.tv_sec = MAIN_LOOP_TIMEOUT; timeout.tv_nsec = 0; sigfillset(&sigmask); sigdelset(&sigmask, SIGTERM); sigdelset(&sigmask, SIGINT); terminate = 0; while (!terminate) { int r; r = ppoll(fds, nsockfd, &timeout, &sigmask); if (r < 0) { dbg("%s", strerror(errno)); terminate = 1; } else if (r) { for (i = 0; i < nsockfd; i++) { if (fds[i].revents & POLLIN) { dbg("read event on fd[%d]=%d", i, sockfdlist[i]); process_request(sockfdlist[i]); } } } else dbg("heartbeat timeout on ppoll()"); } info("shutting down " PROGNAME); free(fds); freeaddrinfo(ai_head); usbip_host_driver_close(); return 0; }