1/***************************************************************************
2 *                                  _   _ ____  _
3 *  Project                     ___| | | |  _ \| |
4 *                             / __| | | | |_) | |
5 *                            | (__| |_| |  _ <| |___
6 *                             \___|\___/|_| \_\_____|
7 *
8 * Copyright (C) 1998 - 2012, 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 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) && defined(UNICODE))
26
27 /*
28  * MultiByte conversions using Windows kernel32 library.
29  */
30
31#include "curl_multibyte.h"
32
33#define _MPRINTF_REPLACE /* use our functions only */
34#include <curl/mprintf.h>
35
36#include "curl_memory.h"
37/* The last #include file should be: */
38#include "memdebug.h"
39
40wchar_t *Curl_convert_UTF8_to_wchar(const char *str_utf8)
41{
42  wchar_t *str_w = NULL;
43
44  if(str_utf8) {
45    int str_w_len = MultiByteToWideChar(CP_UTF8, MB_ERR_INVALID_CHARS,
46                                        str_utf8, -1, NULL, 0);
47    if(str_w_len > 0) {
48      str_w = malloc(str_w_len * sizeof(wchar_t));
49      if(str_w) {
50        if(MultiByteToWideChar(CP_UTF8, 0, str_utf8, -1, str_w,
51                               str_w_len) == 0) {
52          Curl_safefree(str_w);
53        }
54      }
55    }
56  }
57
58  return str_w;
59}
60
61char *Curl_convert_wchar_to_UTF8(const wchar_t *str_w)
62{
63  char *str_utf8 = NULL;
64
65  if(str_w) {
66    int str_utf8_len = WideCharToMultiByte(CP_UTF8, 0, str_w, -1, NULL,
67                                           0, NULL, NULL);
68    if(str_utf8_len > 0) {
69      str_utf8 = malloc(str_utf8_len * sizeof(wchar_t));
70      if(str_utf8) {
71        if(WideCharToMultiByte(CP_UTF8, 0, str_w, -1, str_utf8, str_utf8_len,
72                               NULL, FALSE) == 0) {
73          Curl_safefree(str_utf8);
74        }
75      }
76    }
77  }
78
79  return str_utf8;
80}
81
82#endif /* USE_WIN32_IDN || (USE_WINDOWS_SSPI && UNICODE) */
83