/* Copyright libuv project and 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" static uv_tcp_t tcp; static uv_connect_t connect_req; static uv_buf_t qbuf; static int called_alloc_cb; static int called_connect_cb; static int called_close_cb; static void close_cb(uv_handle_t* handle) { ASSERT(handle == (uv_handle_t*) &tcp); called_close_cb++; } static void alloc_cb(uv_handle_t* handle, size_t size, uv_buf_t* buf) { buf->base = malloc(size); buf->len = size; called_alloc_cb++; } static void read_cb(uv_stream_t* t, ssize_t nread, const uv_buf_t* buf) { ASSERT_PTR_EQ((uv_tcp_t*) t, &tcp); ASSERT_EQ(nread, UV_ECONNRESET); int fd; ASSERT_EQ(0, uv_fileno((uv_handle_t*) t, &fd)); uv_handle_type type = uv_guess_handle(fd); ASSERT_EQ(type, UV_TCP); uv_close((uv_handle_t *) t, close_cb); free(buf->base); } static void connect_cb(uv_connect_t *req, int status) { ASSERT_EQ(status, 0); ASSERT_PTR_EQ(req, &connect_req); /* Start reading from the connection so we receive the RST in uv__read. */ ASSERT_EQ(0, uv_read_start((uv_stream_t*) &tcp, alloc_cb, read_cb)); /* Write 'QSH' to receive RST from the echo server. */ ASSERT_EQ(qbuf.len, uv_try_write((uv_stream_t*) &tcp, &qbuf, 1)); called_connect_cb++; } /* * This test has a client which connects to the echo_server and receives TCP * RST. Test checks that uv_guess_handle still works on a reset TCP handle. */ TEST_IMPL(tcp_rst) { #if defined(__OpenBSD__) RETURN_SKIP("Test does not currently work in OpenBSD"); #endif #ifndef _WIN32 struct sockaddr_in server_addr; int r; qbuf.base = "QSH"; qbuf.len = 3; ASSERT_EQ(0, uv_ip4_addr("127.0.0.1", TEST_PORT, &server_addr)); r = uv_tcp_init(uv_default_loop(), &tcp); ASSERT_EQ(r, 0); r = uv_tcp_connect(&connect_req, &tcp, (const struct sockaddr*) &server_addr, connect_cb); ASSERT_EQ(r, 0); uv_run(uv_default_loop(), UV_RUN_DEFAULT); ASSERT_EQ(called_alloc_cb, 1); ASSERT_EQ(called_connect_cb, 1); ASSERT_EQ(called_close_cb, 1); MAKE_VALGRIND_HAPPY(uv_default_loop()); return 0; #else RETURN_SKIP("Unix only test"); #endif }