/* Copyright Fedor Indutny. All rights reserved. * * Permission is hereby granted, free of charge, to any person obtaining a copy * of this software and associated documentation files (the "Software"), to * deal in the Software without restriction, including without limitation the * rights to use, copy, modify, merge, publish, distribute, sublicense, and/or * sell copies of the Software, and to permit persons to whom the Software is * furnished to do so, subject to the following conditions: * * The above copyright notice and this permission notice shall be included in * all copies or substantial portions of the Software. * * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS * IN THE SOFTWARE. */ #if !defined(_WIN32) #include "uv.h" #include "task.h" #include #include #include static uv_tcp_t server_handle; static uv_tcp_t client_handle; static uv_tcp_t peer_handle; static uv_idle_t idle; static uv_connect_t connect_req; static int ticks; static const int kMaxTicks = 10; static void alloc_cb(uv_handle_t* handle, size_t suggested_size, uv_buf_t* buf) { static char storage[1024]; *buf = uv_buf_init(storage, sizeof(storage)); } static void idle_cb(uv_idle_t* idle) { if (++ticks < kMaxTicks) return; uv_close((uv_handle_t*) &server_handle, NULL); uv_close((uv_handle_t*) &client_handle, NULL); uv_close((uv_handle_t*) &peer_handle, NULL); uv_close((uv_handle_t*) idle, NULL); } static void read_cb(uv_stream_t* handle, ssize_t nread, const uv_buf_t* buf) { #ifdef __MVS__ char lbuf[12]; #endif uv_os_fd_t fd; ASSERT_GE(nread, 0); ASSERT_OK(uv_fileno((uv_handle_t*)handle, &fd)); ASSERT_OK(uv_idle_start(&idle, idle_cb)); #ifdef __MVS__ /* Need to flush out the OOB data. Otherwise, this callback will get * triggered on every poll with nread = 0. */ ASSERT_NE(-1, recv(fd, lbuf, sizeof(lbuf), MSG_OOB)); #endif } static void connect_cb(uv_connect_t* req, int status) { ASSERT_PTR_EQ(req->handle, (uv_stream_t*) &client_handle); ASSERT_OK(status); } static void connection_cb(uv_stream_t* handle, int status) { int r; uv_os_fd_t fd; ASSERT_OK(status); ASSERT_OK(uv_accept(handle, (uv_stream_t*) &peer_handle)); ASSERT_OK(uv_read_start((uv_stream_t*) &peer_handle, alloc_cb, read_cb)); /* Send some OOB data */ ASSERT_OK(uv_fileno((uv_handle_t*) &client_handle, &fd)); ASSERT_OK(uv_stream_set_blocking((uv_stream_t*) &client_handle, 1)); /* The problem triggers only on a second message, it seem that xnu is not * triggering `kevent()` for the first one */ do { r = send(fd, "hello", 5, MSG_OOB); } while (r < 0 && errno == EINTR); ASSERT_EQ(5, r); do { r = send(fd, "hello", 5, MSG_OOB); } while (r < 0 && errno == EINTR); ASSERT_EQ(5, r); ASSERT_OK(uv_stream_set_blocking((uv_stream_t*) &client_handle, 0)); } TEST_IMPL(tcp_oob) { struct sockaddr_in addr; uv_loop_t* loop; ASSERT_OK(uv_ip4_addr("127.0.0.1", TEST_PORT, &addr)); loop = uv_default_loop(); ASSERT_OK(uv_tcp_init(loop, &server_handle)); ASSERT_OK(uv_tcp_init(loop, &client_handle)); ASSERT_OK(uv_tcp_init(loop, &peer_handle)); ASSERT_OK(uv_idle_init(loop, &idle)); ASSERT_OK(uv_tcp_bind(&server_handle, (const struct sockaddr*) &addr, 0)); ASSERT_OK(uv_listen((uv_stream_t*) &server_handle, 1, connection_cb)); /* Ensure two separate packets */ ASSERT_OK(uv_tcp_nodelay(&client_handle, 1)); ASSERT_OK(uv_tcp_connect(&connect_req, &client_handle, (const struct sockaddr*) &addr, connect_cb)); ASSERT_OK(uv_run(loop, UV_RUN_DEFAULT)); ASSERT_EQ(ticks, kMaxTicks); MAKE_VALGRIND_HAPPY(loop); return 0; } #else typedef int file_has_no_tests; /* ISO C forbids an empty translation unit. */ #endif /* !_WIN32 */