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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>
#define CHECK_HANDLE(handle) \
ASSERT((uv_udp_t*)(handle) == &server \
|| (uv_udp_t*)(handle) == &client \
|| (uv_timer_t*)(handle) == &timeout)
#define CHECK_REQ(req) \
ASSERT((req) == &req_);
static uv_udp_t client;
static uv_udp_t server;
static uv_udp_send_t req_;
static uv_timer_t timeout;
static int send_cb_called;
static int 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);
buf->base = slab;
buf->len = sizeof(slab);
}
static void close_cb(uv_handle_t* handle) {
CHECK_HANDLE(handle);
close_cb_called++;
}
static void send_cb(uv_udp_send_t* req, int status) {
CHECK_REQ(req);
CHECK_HANDLE(req->handle);
ASSERT(status == 0);
send_cb_called++;
}
static void ipv6_recv_fail(uv_udp_t* handle,
ssize_t nread,
const uv_buf_t* buf,
const struct sockaddr* addr,
unsigned flags) {
ASSERT(0 && "this function should not have been called");
}
static void ipv6_recv_ok(uv_udp_t* handle,
ssize_t nread,
const uv_buf_t* buf,
const struct sockaddr* addr,
unsigned flags) {
CHECK_HANDLE(handle);
ASSERT(nread >= 0);
if (nread)
recv_cb_called++;
}
static void timeout_cb(uv_timer_t* timer) {
uv_close((uv_handle_t*)&server, close_cb);
uv_close((uv_handle_t*)&client, close_cb);
uv_close((uv_handle_t*)&timeout, close_cb);
}
static void do_test(uv_udp_recv_cb recv_cb, int bind_flags) {
struct sockaddr_in6 addr6;
struct sockaddr_in addr;
uv_buf_t buf;
int r;
ASSERT(0 == uv_ip6_addr("::0", TEST_PORT, &addr6));
r = uv_udp_init(uv_default_loop(), &server);
ASSERT(r == 0);
r = uv_udp_bind(&server, (const struct sockaddr*) &addr6, bind_flags);
ASSERT(r == 0);
r = uv_udp_recv_start(&server, alloc_cb, recv_cb);
ASSERT(r == 0);
r = uv_udp_init(uv_default_loop(), &client);
ASSERT(r == 0);
buf = uv_buf_init("PING", 4);
ASSERT(0 == uv_ip4_addr("127.0.0.1", TEST_PORT, &addr));
r = uv_udp_send(&req_,
&client,
&buf,
1,
(const struct sockaddr*) &addr,
send_cb);
ASSERT(r == 0);
r = uv_timer_init(uv_default_loop(), &timeout);
ASSERT(r == 0);
r = uv_timer_start(&timeout, timeout_cb, 500, 0);
ASSERT(r == 0);
ASSERT(close_cb_called == 0);
ASSERT(send_cb_called == 0);
ASSERT(recv_cb_called == 0);
uv_run(uv_default_loop(), UV_RUN_DEFAULT);
ASSERT(close_cb_called == 3);
MAKE_VALGRIND_HAPPY();
}
TEST_IMPL(udp_dual_stack) {
#if defined(__DragonFly__) || \
defined(__FreeBSD__) || \
defined(__OpenBSD__) || \
defined(__NetBSD__)
RETURN_SKIP("dual stack not enabled by default in this OS.");
#else
do_test(ipv6_recv_ok, 0);
ASSERT(recv_cb_called == 1);
ASSERT(send_cb_called == 1);
return 0;
#endif
}
TEST_IMPL(udp_ipv6_only) {
do_test(ipv6_recv_fail, UV_UDP_IPV6ONLY);
ASSERT(recv_cb_called == 0);
ASSERT(send_cb_called == 1);
return 0;
}
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