1 /***************************************************************************
2 * _ _ ____ _
3 * Project ___| | | | _ \| |
4 * / __| | | | |_) | |
5 * | (__| |_| | _ <| |___
6 * \___|\___/|_| \_\_____|
7 *
8 * Copyright (C) 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 * SPDX-License-Identifier: curl
22 *
23 ***************************************************************************/
24 /* <DESC>
25 * Import and export cookies with COOKIELIST.
26 * </DESC>
27 */
28
29 #include <stdio.h>
30 #include <string.h>
31 #include <stdlib.h>
32 #include <errno.h>
33 #include <time.h>
34
35 #include <curl/curl.h>
36
37 static void
print_cookies(CURL * curl)38 print_cookies(CURL *curl)
39 {
40 CURLcode res;
41 struct curl_slist *cookies;
42 struct curl_slist *nc;
43 int i;
44
45 printf("Cookies, curl knows:\n");
46 res = curl_easy_getinfo(curl, CURLINFO_COOKIELIST, &cookies);
47 if(res != CURLE_OK) {
48 fprintf(stderr, "Curl curl_easy_getinfo failed: %s\n",
49 curl_easy_strerror(res));
50 exit(1);
51 }
52 nc = cookies;
53 i = 1;
54 while(nc) {
55 printf("[%d]: %s\n", i, nc->data);
56 nc = nc->next;
57 i++;
58 }
59 if(i == 1) {
60 printf("(none)\n");
61 }
62 curl_slist_free_all(cookies);
63 }
64
65 int
main(void)66 main(void)
67 {
68 CURL *curl;
69 CURLcode res;
70
71 curl_global_init(CURL_GLOBAL_ALL);
72 curl = curl_easy_init();
73 if(curl) {
74 char nline[512];
75
76 curl_easy_setopt(curl, CURLOPT_URL, "https://www.example.com/");
77 curl_easy_setopt(curl, CURLOPT_VERBOSE, 1L);
78 curl_easy_setopt(curl, CURLOPT_COOKIEFILE, ""); /* start cookie engine */
79 res = curl_easy_perform(curl);
80 if(res != CURLE_OK) {
81 fprintf(stderr, "Curl perform failed: %s\n", curl_easy_strerror(res));
82 return 1;
83 }
84
85 print_cookies(curl);
86
87 printf("Erasing curl's knowledge of cookies!\n");
88 curl_easy_setopt(curl, CURLOPT_COOKIELIST, "ALL");
89
90 print_cookies(curl);
91
92 printf("-----------------------------------------------\n"
93 "Setting a cookie \"PREF\" via cookie interface:\n");
94 #ifdef _WIN32
95 #define snprintf _snprintf
96 #endif
97 /* Netscape format cookie */
98 snprintf(nline, sizeof(nline), "%s\t%s\t%s\t%s\t%.0f\t%s\t%s",
99 ".example.com", "TRUE", "/", "FALSE",
100 difftime(time(NULL) + 31337, (time_t)0),
101 "PREF", "hello example, i like you!");
102 res = curl_easy_setopt(curl, CURLOPT_COOKIELIST, nline);
103 if(res != CURLE_OK) {
104 fprintf(stderr, "Curl curl_easy_setopt failed: %s\n",
105 curl_easy_strerror(res));
106 return 1;
107 }
108
109 /* HTTP-header style cookie. If you use the Set-Cookie format and do not
110 specify a domain then the cookie is sent for any domain and will not be
111 modified, likely not what you intended. Starting in 7.43.0 any-domain
112 cookies will not be exported either. For more information refer to the
113 CURLOPT_COOKIELIST documentation.
114 */
115 snprintf(nline, sizeof(nline),
116 "Set-Cookie: OLD_PREF=3d141414bf4209321; "
117 "expires=Sun, 17-Jan-2038 19:14:07 GMT; path=/; domain=.example.com");
118 res = curl_easy_setopt(curl, CURLOPT_COOKIELIST, nline);
119 if(res != CURLE_OK) {
120 fprintf(stderr, "Curl curl_easy_setopt failed: %s\n",
121 curl_easy_strerror(res));
122 return 1;
123 }
124
125 print_cookies(curl);
126
127 res = curl_easy_perform(curl);
128 if(res != CURLE_OK) {
129 fprintf(stderr, "Curl perform failed: %s\n", curl_easy_strerror(res));
130 return 1;
131 }
132
133 curl_easy_cleanup(curl);
134 }
135 else {
136 fprintf(stderr, "Curl init failed!\n");
137 return 1;
138 }
139
140 curl_global_cleanup();
141 return 0;
142 }
143