/* Copyright Joyent, Inc. and other Node contributors. 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. */ #include "uv.h" #include "task.h" #include #include #include #define CHECK_HANDLE(handle) \ ASSERT_NE((uv_udp_t*)(handle) == &server || (uv_udp_t*)(handle) == &client, 0) static uv_udp_t server; static uv_udp_t client; static int sv_recv_cb_called; static int close_cb_called; static void alloc_cb(uv_handle_t* handle, size_t suggested_size, uv_buf_t* buf) { static char slab[65536]; CHECK_HANDLE(handle); ASSERT_LE(suggested_size, sizeof(slab)); buf->base = slab; buf->len = sizeof(slab); } static void close_cb(uv_handle_t* handle) { CHECK_HANDLE(handle); ASSERT(uv_is_closing(handle)); close_cb_called++; } static void sv_recv_cb(uv_udp_t* handle, ssize_t nread, const uv_buf_t* rcvbuf, const struct sockaddr* addr, unsigned flags) { ASSERT_GT(nread, 0); if (nread == 0) { ASSERT_NULL(addr); return; } ASSERT_EQ(4, nread); ASSERT_NOT_NULL(addr); ASSERT_OK(memcmp("EXIT", rcvbuf->base, nread)); uv_close((uv_handle_t*) handle, close_cb); uv_close((uv_handle_t*) &client, close_cb); sv_recv_cb_called++; } TEST_IMPL(udp_try_send) { struct sockaddr_in addr; static char buffer[64 * 1024]; uv_buf_t buf; int r; ASSERT_OK(uv_ip4_addr("0.0.0.0", TEST_PORT, &addr)); r = uv_udp_init(uv_default_loop(), &server); ASSERT_OK(r); r = uv_udp_bind(&server, (const struct sockaddr*) &addr, 0); ASSERT_OK(r); r = uv_udp_recv_start(&server, alloc_cb, sv_recv_cb); ASSERT_OK(r); ASSERT_OK(uv_ip4_addr("127.0.0.1", TEST_PORT, &addr)); r = uv_udp_init(uv_default_loop(), &client); ASSERT_OK(r); buf = uv_buf_init(buffer, sizeof(buffer)); r = uv_udp_try_send(&client, &buf, 1, (const struct sockaddr*) &addr); ASSERT_EQ(r, UV_EMSGSIZE); buf = uv_buf_init("EXIT", 4); r = uv_udp_try_send(&client, &buf, 1, (const struct sockaddr*) &addr); ASSERT_EQ(4, r); uv_run(uv_default_loop(), UV_RUN_DEFAULT); ASSERT_EQ(2, close_cb_called); ASSERT_EQ(1, sv_recv_cb_called); ASSERT_OK(client.send_queue_size); ASSERT_OK(server.send_queue_size); MAKE_VALGRIND_HAPPY(uv_default_loop()); return 0; }