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    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.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: #include "memdebug.h"
   25: 
   26: static const char * const post[]={
   27:   "one",
   28:   "two",
   29:   "three",
   30:   "and a final longer crap: four",
   31:   NULL
   32: };
   33: 
   34: 
   35: struct WriteThis {
   36:   int counter;
   37: };
   38: 
   39: static int progress_callback(void *clientp, double dltotal, double dlnow,
   40:                              double ultotal, double ulnow)
   41: {
   42:   static int prev_ultotal = -1;
   43:   static int prev_ulnow = -1;
   44:   (void)clientp; /* UNUSED */
   45:   (void)dltotal; /* UNUSED */
   46:   (void)dlnow; /* UNUSED */
   47: 
   48:   /* to avoid depending on timing, which will cause this progress function to
   49:      get called a different number of times depending on circumstances, we
   50:      only log these lines if the numbers are different from the previous
   51:      invoke */
   52:   if((prev_ultotal != (int)ultotal) ||
   53:      (prev_ulnow != (int)ulnow)) {
   54: 
   55:     FILE *moo = fopen(libtest_arg2, "ab");
   56:     if(moo) {
   57:       fprintf(moo, "Progress callback called with UL %d out of %d\n",
   58:               (int)ulnow, (int)ultotal);
   59:       fclose(moo);
   60:     }
   61:     prev_ulnow = (int) ulnow;
   62:     prev_ultotal = (int) ultotal;
   63:   }
   64:   return 0;
   65: }
   66: 
   67: static size_t read_callback(void *ptr, size_t size, size_t nmemb, void *userp)
   68: {
   69:   struct WriteThis *pooh = (struct WriteThis *)userp;
   70:   const char *data;
   71: 
   72:   if(size*nmemb < 1)
   73:     return 0;
   74: 
   75:   data = post[pooh->counter];
   76: 
   77:   if(data) {
   78:     size_t len = strlen(data);
   79:     memcpy(ptr, data, len);
   80:     pooh->counter++; /* advance pointer */
   81:     return len;
   82:   }
   83:   return 0;                         /* no more data left to deliver */
   84: }
   85: 
   86: int test(char *URL)
   87: {
   88:   CURL *curl;
   89:   CURLcode res = CURLE_OK;
   90:   struct curl_slist *slist = NULL;
   91:   struct WriteThis pooh;
   92:   pooh.counter = 0;
   93: 
   94:   if(curl_global_init(CURL_GLOBAL_ALL) != CURLE_OK) {
   95:     fprintf(stderr, "curl_global_init() failed\n");
   96:     return TEST_ERR_MAJOR_BAD;
   97:   }
   98: 
   99:   curl = curl_easy_init();
  100:   if(!curl) {
  101:     fprintf(stderr, "curl_easy_init() failed\n");
  102:     curl_global_cleanup();
  103:     return TEST_ERR_MAJOR_BAD;
  104:   }
  105: 
  106:   slist = curl_slist_append(slist, "Transfer-Encoding: chunked");
  107:   if(slist == NULL) {
  108:     fprintf(stderr, "curl_slist_append() failed\n");
  109:     curl_easy_cleanup(curl);
  110:     curl_global_cleanup();
  111:     return TEST_ERR_MAJOR_BAD;
  112:   }
  113: 
  114:   /* First set the URL that is about to receive our POST. */
  115:   test_setopt(curl, CURLOPT_URL, URL);
  116: 
  117:   /* Now specify we want to POST data */
  118:   test_setopt(curl, CURLOPT_POST, 1L);
  119: 
  120: #ifdef CURL_DOES_CONVERSIONS
  121:   /* Convert the POST data to ASCII */
  122:   test_setopt(curl, CURLOPT_TRANSFERTEXT, 1L);
  123: #endif
  124: 
  125:   /* we want to use our own read function */
  126:   test_setopt(curl, CURLOPT_READFUNCTION, read_callback);
  127: 
  128:   /* pointer to pass to our read function */
  129:   test_setopt(curl, CURLOPT_READDATA, &pooh);
  130: 
  131:   /* get verbose debug output please */
  132:   test_setopt(curl, CURLOPT_VERBOSE, 1L);
  133: 
  134:   /* include headers in the output */
  135:   test_setopt(curl, CURLOPT_HEADER, 1L);
  136: 
  137:   /* enforce chunked transfer by setting the header */
  138:   test_setopt(curl, CURLOPT_HTTPHEADER, slist);
  139: 
  140:   test_setopt(curl, CURLOPT_HTTPAUTH, (long)CURLAUTH_DIGEST);
  141:   test_setopt(curl, CURLOPT_USERPWD, "foo:bar");
  142: 
  143:   /* we want to use our own progress function */
  144:   test_setopt(curl, CURLOPT_NOPROGRESS, 0L);
  145:   test_setopt(curl, CURLOPT_PROGRESSFUNCTION, progress_callback);
  146: 
  147:   /* Perform the request, res will get the return code */
  148:   res = curl_easy_perform(curl);
  149: 
  150: test_cleanup:
  151: 
  152:   /* clean up the headers list */
  153:   if(slist)
  154:     curl_slist_free_all(slist);
  155: 
  156:   /* always cleanup */
  157:   curl_easy_cleanup(curl);
  158:   curl_global_cleanup();
  159: 
  160:   return res;
  161: }