1 /***************************************************************************
2 * _ _ ____ _
3 * Project ___| | | | _ \| |
4 * / __| | | | |_) | |
5 * | (__| |_| | _ <| |___
6 * \___|\___/|_| \_\_____|
7 *
8 * Copyright (C) 1998 - 2012, Daniel Stenberg, <daniel@haxx.se>, et al.
9 *
10 * This software is licensed as described in the file COPYING, which
11 * you should have received as part of this distribution. The terms
12 * are also available at http://curl.haxx.se/docs/copyright.html.
13 *
14 * You may opt to use, copy, modify, merge, publish, distribute and/or sell
15 * copies of the Software, and permit persons to whom the Software is
16 * furnished to do so, under the terms of the COPYING file.
17 *
18 * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
19 * KIND, either express or implied.
20 *
21 ***************************************************************************/
22 #include "test.h"
23
24 #ifdef HAVE_LIMITS_H
25 #include <limits.h>
26 #endif
27
28 #include "testutil.h"
29 #include "warnless.h"
30 #include "memdebug.h"
31
32 #define TEST_HANG_TIMEOUT 5 * 1000
33
34 /*
35 * Test case for below scenario:
36 * - Connect to an FTP server using CONNECT_ONLY option
37 * - transfer some files with re-using the connection (omitted in test case)
38 * - Disconnect from FTP server with sending QUIT command
39 *
40 * The test case originated for verifying CONNECT_ONLY option shall not
41 * block after protocol connect is done, but it returns the message
42 * with function curl_multi_info_read().
43 */
44
45 enum {
46 CONNECT_ONLY_PHASE = 0,
47 QUIT_PHASE,
48 LAST_PHASE
49 };
50
test(char * URL)51 int test(char *URL)
52 {
53 CURL *easy = NULL;
54 CURLM *multi = NULL;
55 int res = 0;
56 int running;
57 int msgs_left;
58 int phase;
59 CURLMsg *msg;
60
61 start_test_timing();
62
63 res_global_init(CURL_GLOBAL_ALL);
64 if(res) {
65 return res;
66 }
67
68 easy_init(easy);
69
70 multi_init(multi);
71
72 for (phase = CONNECT_ONLY_PHASE; phase < LAST_PHASE; ++phase) {
73 /* go verbose */
74 easy_setopt(easy, CURLOPT_VERBOSE, 1L);
75
76 /* specify target */
77 easy_setopt(easy, CURLOPT_URL, URL);
78
79 /* enable 'CONNECT_ONLY' option when in connect phase */
80 if (phase == CONNECT_ONLY_PHASE)
81 easy_setopt(easy, CURLOPT_CONNECT_ONLY, 1L);
82
83 /* enable 'NOBODY' option to send 'QUIT' command in quit phase */
84 if (phase == QUIT_PHASE) {
85 easy_setopt(easy, CURLOPT_CONNECT_ONLY, 0L);
86 easy_setopt(easy, CURLOPT_NOBODY, 1L);
87 easy_setopt(easy, CURLOPT_FORBID_REUSE, 1L);
88 }
89
90 multi_add_handle(multi, easy);
91
92 for(;;) {
93 struct timeval interval;
94 fd_set fdread;
95 fd_set fdwrite;
96 fd_set fdexcep;
97 long timeout = -99;
98 int maxfd = -99;
99
100 multi_perform(multi, &running);
101
102 abort_on_test_timeout();
103
104 if(!running)
105 break; /* done */
106
107 FD_ZERO(&fdread);
108 FD_ZERO(&fdwrite);
109 FD_ZERO(&fdexcep);
110
111 multi_fdset(multi, &fdread, &fdwrite, &fdexcep, &maxfd);
112
113 /* At this point, maxfd is guaranteed to be greater or equal than -1. */
114
115 multi_timeout(multi, &timeout);
116
117 /* At this point, timeout is guaranteed to be greater or equal than -1. */
118
119 if(timeout != -1L) {
120 int itimeout = (timeout > (long)INT_MAX) ? INT_MAX : (int)timeout;
121 interval.tv_sec = itimeout/1000;
122 interval.tv_usec = (itimeout%1000)*1000;
123 }
124 else {
125 interval.tv_sec = TEST_HANG_TIMEOUT/1000+1;
126 interval.tv_usec = 0;
127 }
128
129 select_test(maxfd+1, &fdread, &fdwrite, &fdexcep, &interval);
130
131 abort_on_test_timeout();
132 }
133
134 msg = curl_multi_info_read(multi, &msgs_left);
135 if(msg)
136 res = msg->data.result;
137
138 multi_remove_handle(multi, easy);
139 }
140
141 test_cleanup:
142
143 /* undocumented cleanup sequence - type UA */
144
145 curl_multi_cleanup(multi);
146 curl_easy_cleanup(easy);
147 curl_global_cleanup();
148
149 return res;
150 }
151