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 | #define CHECK_HANDLE(handle) \ |
30 | ASSERT((uv_udp_t*)(handle) == &handle_) |
31 | |
32 | #define CHECK_REQ(req) \ |
33 | ASSERT((req) == &req_); |
34 | |
35 | static uv_udp_t handle_; |
36 | static uv_udp_send_t req_; |
37 | |
38 | static int send_cb_called; |
39 | static int close_cb_called; |
40 | |
41 | |
42 | static void close_cb(uv_handle_t* handle) { |
43 | CHECK_HANDLE(handle); |
44 | close_cb_called++; |
45 | } |
46 | |
47 | |
48 | static void send_cb(uv_udp_send_t* req, int status) { |
49 | CHECK_REQ(req); |
50 | CHECK_HANDLE(req->handle); |
51 | |
52 | ASSERT(status == UV_EMSGSIZE); |
53 | |
54 | uv_close((uv_handle_t*)req->handle, close_cb); |
55 | send_cb_called++; |
56 | } |
57 | |
58 | |
59 | TEST_IMPL(udp_dgram_too_big) { |
60 | char dgram[65536]; /* 64K MTU is unlikely, even on localhost */ |
61 | struct sockaddr_in addr; |
62 | uv_buf_t buf; |
63 | int r; |
64 | |
65 | memset(dgram, 42, sizeof dgram); /* silence valgrind */ |
66 | |
67 | r = uv_udp_init(uv_default_loop(), &handle_); |
68 | ASSERT(r == 0); |
69 | |
70 | buf = uv_buf_init(dgram, sizeof dgram); |
71 | ASSERT(0 == uv_ip4_addr("127.0.0.1" , TEST_PORT, &addr)); |
72 | |
73 | r = uv_udp_send(&req_, |
74 | &handle_, |
75 | &buf, |
76 | 1, |
77 | (const struct sockaddr*) &addr, |
78 | send_cb); |
79 | ASSERT(r == 0); |
80 | |
81 | ASSERT(close_cb_called == 0); |
82 | ASSERT(send_cb_called == 0); |
83 | |
84 | uv_run(uv_default_loop(), UV_RUN_DEFAULT); |
85 | |
86 | ASSERT(send_cb_called == 1); |
87 | ASSERT(close_cb_called == 1); |
88 | |
89 | MAKE_VALGRIND_HAPPY(); |
90 | return 0; |
91 | } |
92 | |