1/***************************************************************************
2 * _ _ ____ _
3 * Project ___| | | | _ \| |
4 * / __| | | | |_) | |
5 * | (__| |_| | _ <| |___
6 * \___|\___/|_| \_\_____|
7 *
8 * Copyright (C) 1998 - 2020, 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 https://curl.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#include "testutil.h"
25#include "warnless.h"
26#include "memdebug.h"
27
28/*
29 * This is the list of basic details you need to tweak to get things right.
30 */
31#define USERNAME "user@example.com"
32#define PASSWORD "123qwerty"
33#define RECIPIENT "<1507-recipient@example.com>"
34#define MAILFROM "<1507-realuser@example.com>"
35
36#define MULTI_PERFORM_HANG_TIMEOUT 60 * 1000
37
38static size_t read_callback(char *ptr, size_t size, size_t nmemb, void *userp)
39{
40 (void)ptr;
41 (void)size;
42 (void)nmemb;
43 (void)userp;
44 return CURL_READFUNC_ABORT;
45}
46
47int test(char *URL)
48{
49 int res = 0;
50 CURL *curl = NULL;
51 CURLM *mcurl = NULL;
52 int still_running = 1;
53 struct timeval mp_start;
54 struct curl_slist *rcpt_list = NULL;
55
56 curl_global_init(CURL_GLOBAL_DEFAULT);
57
58 easy_init(curl);
59
60 multi_init(mcurl);
61
62 rcpt_list = curl_slist_append(rcpt_list, RECIPIENT);
63 /* more addresses can be added here
64 rcpt_list = curl_slist_append(rcpt_list, "<others@example.com>");
65 */
66
67 curl_easy_setopt(curl, CURLOPT_URL, URL);
68#if 0
69 curl_easy_setopt(curl, CURLOPT_USERNAME, USERNAME);
70 curl_easy_setopt(curl, CURLOPT_PASSWORD, PASSWORD);
71#endif
72 curl_easy_setopt(curl, CURLOPT_UPLOAD, 1L);
73 curl_easy_setopt(curl, CURLOPT_READFUNCTION, read_callback);
74 curl_easy_setopt(curl, CURLOPT_MAIL_FROM, MAILFROM);
75 curl_easy_setopt(curl, CURLOPT_MAIL_RCPT, rcpt_list);
76 curl_easy_setopt(curl, CURLOPT_VERBOSE, 1L);
77 multi_add_handle(mcurl, curl);
78
79 mp_start = tutil_tvnow();
80
81 /* we start some action by calling perform right away */
82 curl_multi_perform(mcurl, &still_running);
83
84 while(still_running) {
85 struct timeval timeout;
86 int rc; /* select() return code */
87
88 fd_set fdread;
89 fd_set fdwrite;
90 fd_set fdexcep;
91 int maxfd = -1;
92
93 long curl_timeo = -1;
94
95 FD_ZERO(&fdread);
96 FD_ZERO(&fdwrite);
97 FD_ZERO(&fdexcep);
98
99 /* set a suitable timeout to play around with */
100 timeout.tv_sec = 1;
101 timeout.tv_usec = 0;
102
103 curl_multi_timeout(mcurl, &curl_timeo);
104 if(curl_timeo >= 0) {
105 timeout.tv_sec = curl_timeo / 1000;
106 if(timeout.tv_sec > 1)
107 timeout.tv_sec = 1;
108 else
109 timeout.tv_usec = (curl_timeo % 1000) * 1000;
110 }
111
112 /* get file descriptors from the transfers */
113 curl_multi_fdset(mcurl, &fdread, &fdwrite, &fdexcep, &maxfd);
114
115 /* In a real-world program you OF COURSE check the return code of the
116 function calls. On success, the value of maxfd is guaranteed to be
117 greater or equal than -1. We call select(maxfd + 1, ...), specially in
118 case of (maxfd == -1), we call select(0, ...), which is basically equal
119 to sleep. */
120
121 rc = select(maxfd + 1, &fdread, &fdwrite, &fdexcep, &timeout);
122
123 if(tutil_tvdiff(tutil_tvnow(), mp_start) > MULTI_PERFORM_HANG_TIMEOUT) {
124 fprintf(stderr, "ABORTING TEST, since it seems "
125 "that it would have run forever.\n");
126 break;
127 }
128
129 switch(rc) {
130 case -1:
131 /* select error */
132 break;
133 case 0: /* timeout */
134 default: /* action */
135 curl_multi_perform(mcurl, &still_running);
136 break;
137 }
138 }
139
140test_cleanup:
141
142 curl_slist_free_all(rcpt_list);
143 curl_multi_remove_handle(mcurl, curl);
144 curl_multi_cleanup(mcurl);
145 curl_easy_cleanup(curl);
146 curl_global_cleanup();
147
148 return res;
149}
150