Home | History | Annotate | Download | only in lib 
      1 /***************************************************************************
      2  *                                  _   _ ____  _
      3  *  Project                     ___| | | |  _ \| |
      4  *                             / __| | | | |_) | |
      5  *                            | (__| |_| |  _ <| |___
      6  *                             \___|\___/|_| \_\_____|
      7  *
      8  * Copyright (C) 1998 - 2015, 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 http://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 
     23 #include "curl_setup.h"
     24 
     25 #if defined(USE_WIN32_IDN) || ((defined(USE_WINDOWS_SSPI) || \
     26                                 defined(USE_WIN32_LDAP)) && defined(UNICODE))
     27 
     28  /*
     29   * MultiByte conversions using Windows kernel32 library.
     30   */
     31 
     32 #include "curl_multibyte.h"
     33 #include "curl_memory.h"
     34 
     35 /* The last #include file should be: */
     36 #include "memdebug.h"
     37 
     38 wchar_t *Curl_convert_UTF8_to_wchar(const char *str_utf8)
     39 {
     40   wchar_t *str_w = NULL;
     41 
     42   if(str_utf8) {
     43     int str_w_len = MultiByteToWideChar(CP_UTF8, MB_ERR_INVALID_CHARS,
     44                                         str_utf8, -1, NULL, 0);
     45     if(str_w_len > 0) {
     46       str_w = malloc(str_w_len * sizeof(wchar_t));
     47       if(str_w) {
     48         if(MultiByteToWideChar(CP_UTF8, 0, str_utf8, -1, str_w,
     49                                str_w_len) == 0) {
     50           free(str_w);
     51           return NULL;
     52         }
     53       }
     54     }
     55   }
     56 
     57   return str_w;
     58 }
     59 
     60 char *Curl_convert_wchar_to_UTF8(const wchar_t *str_w)
     61 {
     62   char *str_utf8 = NULL;
     63 
     64   if(str_w) {
     65     int str_utf8_len = WideCharToMultiByte(CP_UTF8, 0, str_w, -1, NULL,
     66                                            0, NULL, NULL);
     67     if(str_utf8_len > 0) {
     68       str_utf8 = malloc(str_utf8_len * sizeof(wchar_t));
     69       if(str_utf8) {
     70         if(WideCharToMultiByte(CP_UTF8, 0, str_w, -1, str_utf8, str_utf8_len,
     71                                NULL, FALSE) == 0) {
     72           free(str_utf8);
     73           return NULL;
     74         }
     75       }
     76     }
     77   }
     78 
     79   return str_utf8;
     80 }
     81 
     82 #endif /* USE_WIN32_IDN || ((USE_WINDOWS_SSPI || USE_WIN32_LDAP) && UNICODE) */
     83