This source file includes following definitions.
- alloc_cb
- close_cb
- send_cb
- ipv6_recv_fail
- ipv6_recv_ok
- timeout_cb
- do_test
- TEST_IMPL
- TEST_IMPL
#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 uv_buf_t alloc_cb(uv_handle_t* handle, size_t suggested_size) {
static char slab[65536];
CHECK_HANDLE(handle);
return uv_buf_init(slab, 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,
uv_buf_t buf,
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,
uv_buf_t buf,
struct sockaddr* addr,
unsigned flags) {
CHECK_HANDLE(handle);
ASSERT(nread >= 0);
if (nread)
recv_cb_called++;
}
static void timeout_cb(uv_timer_t* timer, int status) {
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;
addr6 = uv_ip6_addr("::0", TEST_PORT);
r = uv_udp_init(uv_default_loop(), &server);
ASSERT(r == 0);
r = uv_udp_bind6(&server, 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);
addr = uv_ip4_addr("127.0.0.1", TEST_PORT);
r = uv_udp_send(&req_, &client, &buf, 1, 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) {
do_test(ipv6_recv_ok, 0);
ASSERT(recv_cb_called == 1);
ASSERT(send_cb_called == 1);
return 0;
}
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;
}