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      1 /***************************************************************************
      2  *                                  _   _ ____  _
      3  *  Project                     ___| | | |  _ \| |
      4  *                             / __| | | | |_) | |
      5  *                            | (__| |_| |  _ <| |___
      6  *                             \___|\___/|_| \_\_____|
      7  *
      8  * Copyright (C) 1998 - 2017, Daniel Stenberg, <daniel (at) 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 #include "test.h"
     23 #include "memdebug.h"
     24 
     25 static void my_lock(CURL *handle, curl_lock_data data,
     26                     curl_lock_access laccess, void *useptr)
     27 {
     28   (void)handle;
     29   (void)data;
     30   (void)laccess;
     31   (void)useptr;
     32   printf("-> Mutex lock\n");
     33 }
     34 
     35 static void my_unlock(CURL *handle, curl_lock_data data, void *useptr)
     36 {
     37   (void)handle;
     38   (void)data;
     39   (void)useptr;
     40   printf("<- Mutex unlock\n");
     41 }
     42 
     43 /* test function */
     44 int test(char *URL)
     45 {
     46   CURLcode res = CURLE_OK;
     47   CURLSH *share;
     48   int i;
     49 
     50   global_init(CURL_GLOBAL_ALL);
     51 
     52   share = curl_share_init();
     53   if(!share) {
     54     fprintf(stderr, "curl_share_init() failed\n");
     55     curl_global_cleanup();
     56     return TEST_ERR_MAJOR_BAD;
     57   }
     58 
     59   curl_share_setopt(share, CURLSHOPT_SHARE, CURL_LOCK_DATA_CONNECT);
     60   curl_share_setopt(share, CURLSHOPT_LOCKFUNC, my_lock);
     61   curl_share_setopt(share, CURLSHOPT_UNLOCKFUNC, my_unlock);
     62 
     63   /* Loop the transfer and cleanup the handle properly every lap. This will
     64      still reuse connections since the pool is in the shared object! */
     65 
     66   for(i = 0; i < 3; i++) {
     67     CURL *curl = curl_easy_init();
     68     if(curl) {
     69       curl_easy_setopt(curl, CURLOPT_URL, URL);
     70 
     71       /* use the share object */
     72       curl_easy_setopt(curl, CURLOPT_SHARE, share);
     73 
     74       /* Perform the request, res will get the return code */
     75       res = curl_easy_perform(curl);
     76       /* Check for errors */
     77       if(res != CURLE_OK)
     78         fprintf(stderr, "curl_easy_perform() failed: %s\n",
     79                 curl_easy_strerror(res));
     80 
     81       /* always cleanup */
     82       curl_easy_cleanup(curl);
     83     }
     84   }
     85 
     86   curl_share_cleanup(share);
     87   curl_global_cleanup();
     88 
     89   return 0;
     90 }
     91