tildefriends/deps/libuv/test/test-tcp-rst.c

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/* 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
}