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      1 /* Copyright Joyent, Inc. and other Node contributors. All rights reserved.
      2  *
      3  * Permission is hereby granted, free of charge, to any person obtaining a copy
      4  * of this software and associated documentation files (the "Software"), to
      5  * deal in the Software without restriction, including without limitation the
      6  * rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
      7  * sell copies of the Software, and to permit persons to whom the Software is
      8  * furnished to do so, subject to the following conditions:
      9  *
     10  * The above copyright notice and this permission notice shall be included in
     11  * all copies or substantial portions of the Software.
     12  *
     13  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
     14  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
     15  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
     16  * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
     17  * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
     18  * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
     19  * IN THE SOFTWARE.
     20  */
     21 
     22 #include "uv.h"
     23 #include "task.h"
     24 
     25 #include <stdio.h>
     26 #include <stdlib.h>
     27 #include <string.h>
     28 
     29 
     30 TEST_IMPL(udp_bind) {
     31   struct sockaddr_in addr;
     32   uv_loop_t* loop;
     33   uv_udp_t h1, h2;
     34   int r;
     35 
     36   ASSERT_OK(uv_ip4_addr("0.0.0.0", TEST_PORT, &addr));
     37 
     38   loop = uv_default_loop();
     39 
     40   r = uv_udp_init(loop, &h1);
     41   ASSERT_OK(r);
     42 
     43   r = uv_udp_init(loop, &h2);
     44   ASSERT_OK(r);
     45 
     46   r = uv_udp_bind(&h1, (const struct sockaddr*) &addr, 0);
     47   ASSERT_OK(r);
     48 
     49   r = uv_udp_bind(&h2, (const struct sockaddr*) &addr, 0);
     50   ASSERT_EQ(r, UV_EADDRINUSE);
     51 
     52   uv_close((uv_handle_t*) &h1, NULL);
     53   uv_close((uv_handle_t*) &h2, NULL);
     54 
     55   r = uv_run(loop, UV_RUN_DEFAULT);
     56   ASSERT_OK(r);
     57 
     58   MAKE_VALGRIND_HAPPY(loop);
     59   return 0;
     60 }
     61 
     62 
     63 TEST_IMPL(udp_bind_reuseaddr) {
     64   struct sockaddr_in addr;
     65   uv_loop_t* loop;
     66   uv_udp_t h1, h2;
     67   int r;
     68 
     69   ASSERT_OK(uv_ip4_addr("0.0.0.0", TEST_PORT, &addr));
     70 
     71   loop = uv_default_loop();
     72 
     73   r = uv_udp_init(loop, &h1);
     74   ASSERT_OK(r);
     75 
     76   r = uv_udp_init(loop, &h2);
     77   ASSERT_OK(r);
     78 
     79   r = uv_udp_bind(&h1, (const struct sockaddr*) &addr, UV_UDP_REUSEADDR);
     80   ASSERT_OK(r);
     81 
     82   r = uv_udp_bind(&h2, (const struct sockaddr*) &addr, UV_UDP_REUSEADDR);
     83   ASSERT_OK(r);
     84 
     85   uv_close((uv_handle_t*) &h1, NULL);
     86   uv_close((uv_handle_t*) &h2, NULL);
     87 
     88   r = uv_run(loop, UV_RUN_DEFAULT);
     89   ASSERT_OK(r);
     90 
     91   MAKE_VALGRIND_HAPPY(loop);
     92   return 0;
     93 }
     94