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

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/* 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 <stdio.h>
#include <stdlib.h>
#include <string.h>
#ifndef _WIN32
# include <unistd.h>
#endif
static int shutdown_cb_called = 0;
static int shutdown_requested = 0;
static int connect_cb_called = 0;
static int write_cb_called = 0;
static int close_cb_called = 0;
static uv_connect_t connect_req;
static uv_shutdown_t shutdown_req;
static uv_write_t write_req;
static uv_timer_t tm;
static uv_tcp_t client;
static void startup(void) {
#ifdef _WIN32
struct WSAData wsa_data;
int r = WSAStartup(MAKEWORD(2, 2), &wsa_data);
ASSERT(r == 0);
#endif
}
static uv_os_sock_t create_tcp_socket(void) {
uv_os_sock_t sock;
sock = socket(AF_INET, SOCK_STREAM, IPPROTO_IP);
#ifdef _WIN32
ASSERT(sock != INVALID_SOCKET);
#else
ASSERT(sock >= 0);
#endif
#ifndef _WIN32
{
/* Allow reuse of the port. */
int yes = 1;
int r = setsockopt(sock, SOL_SOCKET, SO_REUSEADDR, &yes, sizeof yes);
ASSERT(r == 0);
}
#endif
return sock;
}
static void close_socket(uv_os_sock_t sock) {
int r;
#ifdef _WIN32
r = closesocket(sock);
#else
r = close(sock);
#endif
ASSERT(r == 0);
}
static void alloc_cb(uv_handle_t* handle,
size_t suggested_size,
uv_buf_t* buf) {
static char slab[65536];
ASSERT(suggested_size <= sizeof(slab));
buf->base = slab;
buf->len = sizeof(slab);
}
static void close_cb(uv_handle_t* handle) {
ASSERT_NOT_NULL(handle);
close_cb_called++;
}
static void shutdown_cb(uv_shutdown_t* req, int status) {
ASSERT(req == &shutdown_req);
ASSERT(status == 0);
/* Now we wait for the EOF */
shutdown_cb_called++;
}
static void read_cb(uv_stream_t* tcp, ssize_t nread, const uv_buf_t* buf) {
ASSERT_NOT_NULL(tcp);
if (nread >= 0) {
ASSERT(nread == 4);
ASSERT(memcmp("PING", buf->base, nread) == 0);
}
else {
ASSERT(nread == UV_EOF);
uv_close((uv_handle_t*)tcp, close_cb);
}
}
static void read1_cb(uv_stream_t* tcp, ssize_t nread, const uv_buf_t* buf) {
int i;
ASSERT_NOT_NULL(tcp);
if (nread >= 0) {
for (i = 0; i < nread; ++i)
ASSERT(buf->base[i] == 'P');
} else {
ASSERT(nread == UV_EOF);
printf("GOT EOF\n");
uv_close((uv_handle_t*)tcp, close_cb);
}
}
static void write_cb(uv_write_t* req, int status) {
ASSERT_NOT_NULL(req);
if (status) {
fprintf(stderr, "uv_write error: %s\n", uv_strerror(status));
ASSERT(0);
}
write_cb_called++;
}
static void write1_cb(uv_write_t* req, int status) {
uv_buf_t buf;
int r;
ASSERT_NOT_NULL(req);
if (status) {
ASSERT(shutdown_cb_called);
return;
}
if (shutdown_requested)
return;
buf = uv_buf_init("P", 1);
r = uv_write(&write_req, req->handle, &buf, 1, write1_cb);
ASSERT(r == 0);
write_cb_called++;
}
static void timer_cb(uv_timer_t* handle) {
int r;
/* Shutdown on drain. */
r = uv_shutdown(&shutdown_req, (uv_stream_t*) &client, shutdown_cb);
ASSERT(r == 0);
shutdown_requested++;
}
static void connect_cb(uv_connect_t* req, int status) {
uv_buf_t buf = uv_buf_init("PING", 4);
uv_stream_t* stream;
int r;
ASSERT(req == &connect_req);
ASSERT(status == 0);
stream = req->handle;
connect_cb_called++;
r = uv_write(&write_req, stream, &buf, 1, write_cb);
ASSERT(r == 0);
/* Shutdown on drain. */
r = uv_shutdown(&shutdown_req, stream, shutdown_cb);
ASSERT(r == 0);
/* Start reading */
r = uv_read_start(stream, alloc_cb, read_cb);
ASSERT(r == 0);
}
static void connect1_cb(uv_connect_t* req, int status) {
uv_buf_t buf;
uv_stream_t* stream;
int r;
ASSERT(req == &connect_req);
ASSERT(status == 0);
stream = req->handle;
connect_cb_called++;
r = uv_timer_init(uv_default_loop(), &tm);
ASSERT(r == 0);
r = uv_timer_start(&tm, timer_cb, 2000, 0);
ASSERT(r == 0);
buf = uv_buf_init("P", 1);
r = uv_write(&write_req, stream, &buf, 1, write1_cb);
ASSERT(r == 0);
/* Start reading */
r = uv_read_start(stream, alloc_cb, read1_cb);
ASSERT(r == 0);
}
TEST_IMPL(tcp_open) {
struct sockaddr_in addr;
uv_os_sock_t sock;
int r;
uv_tcp_t client2;
ASSERT(0 == uv_ip4_addr("127.0.0.1", TEST_PORT, &addr));
startup();
sock = create_tcp_socket();
r = uv_tcp_init(uv_default_loop(), &client);
ASSERT(r == 0);
r = uv_tcp_open(&client, sock);
ASSERT(r == 0);
r = uv_tcp_connect(&connect_req,
&client,
(const struct sockaddr*) &addr,
connect_cb);
ASSERT(r == 0);
#ifndef _WIN32
{
r = uv_tcp_init(uv_default_loop(), &client2);
ASSERT(r == 0);
r = uv_tcp_open(&client2, sock);
ASSERT(r == UV_EEXIST);
uv_close((uv_handle_t*) &client2, NULL);
}
#else /* _WIN32 */
(void)client2;
#endif
uv_run(uv_default_loop(), UV_RUN_DEFAULT);
ASSERT(shutdown_cb_called == 1);
ASSERT(connect_cb_called == 1);
ASSERT(write_cb_called == 1);
ASSERT(close_cb_called == 1);
MAKE_VALGRIND_HAPPY();
return 0;
}
TEST_IMPL(tcp_open_twice) {
uv_tcp_t client;
uv_os_sock_t sock1, sock2;
int r;
startup();
sock1 = create_tcp_socket();
sock2 = create_tcp_socket();
r = uv_tcp_init(uv_default_loop(), &client);
ASSERT(r == 0);
r = uv_tcp_open(&client, sock1);
ASSERT(r == 0);
r = uv_tcp_open(&client, sock2);
ASSERT(r == UV_EBUSY);
close_socket(sock2);
uv_close((uv_handle_t*) &client, NULL);
uv_run(uv_default_loop(), UV_RUN_DEFAULT);
MAKE_VALGRIND_HAPPY();
return 0;
}
TEST_IMPL(tcp_open_bound) {
struct sockaddr_in addr;
uv_tcp_t server;
uv_os_sock_t sock;
startup();
sock = create_tcp_socket();
ASSERT(0 == uv_ip4_addr("127.0.0.1", TEST_PORT, &addr));
ASSERT(0 == uv_tcp_init(uv_default_loop(), &server));
ASSERT(0 == bind(sock, (struct sockaddr*) &addr, sizeof(addr)));
ASSERT(0 == uv_tcp_open(&server, sock));
ASSERT(0 == uv_listen((uv_stream_t*) &server, 128, NULL));
MAKE_VALGRIND_HAPPY();
return 0;
}
TEST_IMPL(tcp_open_connected) {
struct sockaddr_in addr;
uv_tcp_t client;
uv_os_sock_t sock;
uv_buf_t buf = uv_buf_init("PING", 4);
ASSERT(0 == uv_ip4_addr("127.0.0.1", TEST_PORT, &addr));
startup();
sock = create_tcp_socket();
ASSERT(0 == connect(sock, (struct sockaddr*) &addr, sizeof(addr)));
ASSERT(0 == uv_tcp_init(uv_default_loop(), &client));
ASSERT(0 == uv_tcp_open(&client, sock));
ASSERT(0 == uv_write(&write_req, (uv_stream_t*) &client, &buf, 1, write_cb));
ASSERT(0 == uv_shutdown(&shutdown_req, (uv_stream_t*) &client, shutdown_cb));
ASSERT(0 == uv_read_start((uv_stream_t*) &client, alloc_cb, read_cb));
uv_run(uv_default_loop(), UV_RUN_DEFAULT);
ASSERT(shutdown_cb_called == 1);
ASSERT(write_cb_called == 1);
ASSERT(close_cb_called == 1);
MAKE_VALGRIND_HAPPY();
return 0;
}
TEST_IMPL(tcp_write_ready) {
struct sockaddr_in addr;
uv_os_sock_t sock;
int r;
ASSERT(0 == uv_ip4_addr("127.0.0.1", TEST_PORT, &addr));
startup();
sock = create_tcp_socket();
r = uv_tcp_init(uv_default_loop(), &client);
ASSERT(r == 0);
r = uv_tcp_open(&client, sock);
ASSERT(r == 0);
r = uv_tcp_connect(&connect_req,
&client,
(const struct sockaddr*) &addr,
connect1_cb);
ASSERT(r == 0);
uv_run(uv_default_loop(), UV_RUN_DEFAULT);
ASSERT(shutdown_cb_called == 1);
ASSERT(shutdown_requested == 1);
ASSERT(connect_cb_called == 1);
ASSERT(write_cb_called > 0);
ASSERT(close_cb_called == 1);
MAKE_VALGRIND_HAPPY();
return 0;
}