void sender_context_init(sender_context_t *sc, Options_t *opts, Statistics_t *stats) { sc->opts = opts; sc->stats = stats; sc->sent = 0; sc->received = 0; sc->id.type = PN_ULONG; sc->reply_message = 0; // 4096 extra bytes should easily cover the message metadata sc->encoded_data_size = sc->opts->msg_size + 4096; sc->encoded_data = (char *)calloc(1, sc->encoded_data_size); check(sc->encoded_data, "failed to allocate encoding buffer"); sc->container_id = pn_string("reactor-send"); // prefer uuid-like name sc->reply_message = (sc->opts->get_replies) ? pn_message() : 0; sc->message = pn_message(); check(sc->message, "failed to allocate a message"); pn_string_t *rpto = pn_string("amqp://"); pn_string_addf(rpto, "%s", pn_string_get(sc->container_id)); pn_message_set_reply_to(sc->message, pn_string_get(rpto)); pn_free(rpto); pn_data_t *body = pn_message_body(sc->message); // borrow the encoding buffer this one time char *data = sc->encoded_data; pn_data_put_binary(body, pn_bytes(sc->opts->msg_size, data)); check(sc->opts->targets.count > 0, "no specified address"); sc->send_url = pn_url_parse(sc->opts->targets.addresses[0]); const char *host = pn_url_get_host(sc->send_url); const char *port = pn_url_get_port(sc->send_url); sc->hostname = pn_string(host); if (port && strlen(port)) pn_string_addf(sc->hostname, ":%s", port); }
int LLVMFuzzerTestOneInput(const uint8_t *Data, size_t Size) { // null-terminate the string in Data in case it doesn't contain null already char *str = (char *)malloc(Size + 1); memcpy(str, Data, Size); str[Size] = '\0'; pn_url_t *url = pn_url_parse(str); if (url != NULL) { pn_url_free(url); } free(str); return 0; }
void start_listener(global_context_t *gc, pn_reactor_t *reactor) { check(gc->opts->subscriptions.count > 0, "no listening address"); pn_url_t *listen_url = pn_url_parse(gc->opts->subscriptions.addresses[0]); const char *host = pn_url_get_host(listen_url); const char *port = pn_url_get_port(listen_url); if (port == 0 || strlen(port) == 0) port = "5672"; if (host == 0 || strlen(host) == 0) host = "0.0.0.0"; if (*host == '~') host++; gc->acceptor = pn_reactor_acceptor(reactor, host, port, NULL); check(gc->acceptor, "acceptor creation failed"); pn_url_free(listen_url); }
int main(int argc, char** argv) { const char *address = "localhost"; const char *msgtext = "Hello World!"; const char *container = "SendExample"; int c; pn_message_t *message = NULL; pn_data_t *body = NULL; pn_reactor_t *reactor = NULL; pn_url_t *url = NULL; pn_connection_t *conn = NULL; /* Create a handler for the connection's events. event_handler() will be * called for each event and delete_handler will be called when the * connection is released. The handler will allocate an app_data_t * instance which can be accessed when the event_handler is called. */ pn_handler_t *handler = pn_handler_new(event_handler, sizeof(app_data_t), delete_handler); /* set up the application data with defaults */ app_data_t *app_data = GET_APP_DATA(handler); memset(app_data, 0, sizeof(app_data_t)); app_data->count = 1; app_data->target = "examples"; /* Attach the pn_handshaker() handler. This handler deals with endpoint * events from the peer so we don't have to. */ { pn_handler_t *handshaker = pn_handshaker(); pn_handler_add(handler, handshaker); pn_decref(handshaker); } /* command line options */ opterr = 0; while((c = getopt(argc, argv, "i:a:c:t:nhq")) != -1) { switch(c) { case 'h': usage(); break; case 'a': address = optarg; break; case 'c': app_data->count = atoi(optarg); if (app_data->count < 1) usage(); break; case 't': app_data->target = optarg; break; case 'n': app_data->anon = 1; break; case 'i': container = optarg; break; case 'q': quiet = 1; break; default: usage(); break; } } if (optind < argc) msgtext = argv[optind]; // create a single message and pre-encode it so we only have to do that // once. All transmits will use the same pre-encoded message simply for // speed. // message = pn_message(); pn_message_set_address(message, app_data->target); body = pn_message_body(message); pn_data_clear(body); // This message's body contains a single string if (pn_data_fill(body, "S", msgtext)) { fprintf(stderr, "Error building message!\n"); exit(1); } pn_data_rewind(body); { // encode the message, expanding the encode buffer as needed // size_t len = 128; char *buf = (char *)malloc(len); int rc = 0; do { rc = pn_message_encode(message, buf, &len); if (rc == PN_OVERFLOW) { free(buf); len *= 2; buf = (char *)malloc(len); } } while (rc == PN_OVERFLOW); app_data->msg_len = len; app_data->msg_data = buf; } pn_decref(message); // message no longer needed reactor = pn_reactor(); url = pn_url_parse(address); if (url == NULL) { fprintf(stderr, "Invalid host address %s\n", address); exit(1); } conn = pn_reactor_connection_to_host(reactor, pn_url_get_host(url), pn_url_get_port(url), handler); pn_decref(url); pn_decref(handler); // the container name should be unique for each client pn_connection_set_container(conn, container); // wait up to 5 seconds for activity before returning from // pn_reactor_process() pn_reactor_set_timeout(reactor, 5000); pn_reactor_start(reactor); while (pn_reactor_process(reactor)) { /* Returns 'true' until the connection is shut down. * pn_reactor_process() will return true at least once every 5 seconds * (due to the timeout). If no timeout was configured, * pn_reactor_process() returns as soon as it finishes processing all * pending I/O and events. Once the connection has closed, * pn_reactor_process() will return false. */ } pn_decref(reactor); return 0; }