CURLcode Curl_dupset(struct SessionHandle *dst, struct SessionHandle *src)
{
  CURLcode result = CURLE_OK;
  enum dupstring i;

  /* Copy src->set into dst->set first, then deal with the strings
     afterwards */
  dst->set = src->set;

  /* clear all string pointers first */
  memset(dst->set.str, 0, STRING_LAST * sizeof(char *));

  /* duplicate all strings */
  for(i=(enum dupstring)0; i< STRING_LASTZEROTERMINATED; i++) {
    result = setstropt(&dst->set.str[i], src->set.str[i]);
    if(result)
      return result;
  }

  /* duplicate memory areas pointed to */
  i = STRING_COPYPOSTFIELDS;
  if(src->set.postfieldsize && src->set.str[i]) {
    /* postfieldsize is curl_off_t, Curl_memdup() takes a size_t ... */
    dst->set.str[i] = Curl_memdup(src->set.str[i],
                                  curlx_sotouz(src->set.postfieldsize));
    if(!dst->set.str[i])
      return CURLE_OUT_OF_MEMORY;
    /* point to the new copy */
    dst->set.postfields = dst->set.str[i];
  }

  return CURLE_OK;
}
Unknown