Return to cookie_interface.c CVS log

Up to [ELWIX - Embedded LightWeight unIX -] / embedaddon / curl / docs / examples

Annotation of embedaddon/curl/docs/examples/cookie_interface.c, revision 1.1

1.1     ! misho       1: /***************************************************************************
        !             2:  *                                  _   _ ____  _
        !             3:  *  Project                     ___| | | |  _ \| |
        !             4:  *                             / __| | | | |_) | |
        !             5:  *                            | (__| |_| |  _ <| |___
        !             6:  *                             \___|\___/|_| \_\_____|
        !             7:  *
        !             8:  * Copyright (C) 1998 - 2018, 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.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: /* <DESC>
        !            23:  * Import and export cookies with COOKIELIST.
        !            24:  * </DESC>
        !            25:  */
        !            26: 
        !            27: #include <stdio.h>
        !            28: #include <string.h>
        !            29: #include <stdlib.h>
        !            30: #include <errno.h>
        !            31: #include <time.h>
        !            32: 
        !            33: #include <curl/curl.h>
        !            34: 
        !            35: static void
        !            36: print_cookies(CURL *curl)
        !            37: {
        !            38:   CURLcode res;
        !            39:   struct curl_slist *cookies;
        !            40:   struct curl_slist *nc;
        !            41:   int i;
        !            42: 
        !            43:   printf("Cookies, curl knows:\n");
        !            44:   res = curl_easy_getinfo(curl, CURLINFO_COOKIELIST, &cookies);
        !            45:   if(res != CURLE_OK) {
        !            46:     fprintf(stderr, "Curl curl_easy_getinfo failed: %s\n",
        !            47:             curl_easy_strerror(res));
        !            48:     exit(1);
        !            49:   }
        !            50:   nc = cookies;
        !            51:   i = 1;
        !            52:   while(nc) {
        !            53:     printf("[%d]: %s\n", i, nc->data);
        !            54:     nc = nc->next;
        !            55:     i++;
        !            56:   }
        !            57:   if(i == 1) {
        !            58:     printf("(none)\n");
        !            59:   }
        !            60:   curl_slist_free_all(cookies);
        !            61: }
        !            62: 
        !            63: int
        !            64: main(void)
        !            65: {
        !            66:   CURL *curl;
        !            67:   CURLcode res;
        !            68: 
        !            69:   curl_global_init(CURL_GLOBAL_ALL);
        !            70:   curl = curl_easy_init();
        !            71:   if(curl) {
        !            72:     char nline[256];
        !            73: 
        !            74:     curl_easy_setopt(curl, CURLOPT_URL, "https://www.example.com/");
        !            75:     curl_easy_setopt(curl, CURLOPT_VERBOSE, 1L);
        !            76:     curl_easy_setopt(curl, CURLOPT_COOKIEFILE, ""); /* start cookie engine */
        !            77:     res = curl_easy_perform(curl);
        !            78:     if(res != CURLE_OK) {
        !            79:       fprintf(stderr, "Curl perform failed: %s\n", curl_easy_strerror(res));
        !            80:       return 1;
        !            81:     }
        !            82: 
        !            83:     print_cookies(curl);
        !            84: 
        !            85:     printf("Erasing curl's knowledge of cookies!\n");
        !            86:     curl_easy_setopt(curl, CURLOPT_COOKIELIST, "ALL");
        !            87: 
        !            88:     print_cookies(curl);
        !            89: 
        !            90:     printf("-----------------------------------------------\n"
        !            91:            "Setting a cookie \"PREF\" via cookie interface:\n");
        !            92: #ifdef WIN32
        !            93: #define snprintf _snprintf
        !            94: #endif
        !            95:     /* Netscape format cookie */
        !            96:     snprintf(nline, sizeof(nline), "%s\t%s\t%s\t%s\t%lu\t%s\t%s",
        !            97:              ".example.com", "TRUE", "/", "FALSE",
        !            98:              (unsigned long)time(NULL) + 31337UL,
        !            99:              "PREF", "hello example, i like you very much!");
        !           100:     res = curl_easy_setopt(curl, CURLOPT_COOKIELIST, nline);
        !           101:     if(res != CURLE_OK) {
        !           102:       fprintf(stderr, "Curl curl_easy_setopt failed: %s\n",
        !           103:               curl_easy_strerror(res));
        !           104:       return 1;
        !           105:     }
        !           106: 
        !           107:     /* HTTP-header style cookie. If you use the Set-Cookie format and don't
        !           108:     specify a domain then the cookie is sent for any domain and will not be
        !           109:     modified, likely not what you intended. Starting in 7.43.0 any-domain
        !           110:     cookies will not be exported either. For more information refer to the
        !           111:     CURLOPT_COOKIELIST documentation.
        !           112:     */
        !           113:     snprintf(nline, sizeof(nline),
        !           114:       "Set-Cookie: OLD_PREF=3d141414bf4209321; "
        !           115:       "expires=Sun, 17-Jan-2038 19:14:07 GMT; path=/; domain=.example.com");
        !           116:     res = curl_easy_setopt(curl, CURLOPT_COOKIELIST, nline);
        !           117:     if(res != CURLE_OK) {
        !           118:       fprintf(stderr, "Curl curl_easy_setopt failed: %s\n",
        !           119:               curl_easy_strerror(res));
        !           120:       return 1;
        !           121:     }
        !           122: 
        !           123:     print_cookies(curl);
        !           124: 
        !           125:     res = curl_easy_perform(curl);
        !           126:     if(res != CURLE_OK) {
        !           127:       fprintf(stderr, "Curl perform failed: %s\n", curl_easy_strerror(res));
        !           128:       return 1;
        !           129:     }
        !           130: 
        !           131:     curl_easy_cleanup(curl);
        !           132:   }
        !           133:   else {
        !           134:     fprintf(stderr, "Curl init failed!\n");
        !           135:     return 1;
        !           136:   }
        !           137: 
        !           138:   curl_global_cleanup();
        !           139:   return 0;
        !           140: }