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Annotation of embedaddon/curl/lib/curl_multibyte.c, revision 1.1

1.1     ! misho       1: /***************************************************************************
        !             2:  *                                  _   _ ____  _
        !             3:  *  Project                     ___| | | |  _ \| |
        !             4:  *                             / __| | | | |_) | |
        !             5:  *                            | (__| |_| |  _ <| |___
        !             6:  *                             \___|\___/|_| \_\_____|
        !             7:  *
        !             8:  * Copyright (C) 1998 - 2019, 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: 
        !            23: #include "curl_setup.h"
        !            24: 
        !            25: #include <curl/curl.h>
        !            26: 
        !            27: #if defined(USE_WIN32_IDN) || ((defined(USE_WINDOWS_SSPI) || \
        !            28:                                 defined(USE_WIN32_LDAP)) && defined(UNICODE))
        !            29: 
        !            30:  /*
        !            31:   * MultiByte conversions using Windows kernel32 library.
        !            32:   */
        !            33: 
        !            34: #include "curl_multibyte.h"
        !            35: #include "curl_memory.h"
        !            36: 
        !            37: /* The last #include file should be: */
        !            38: #include "memdebug.h"
        !            39: 
        !            40: wchar_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:           free(str_w);
        !            53:           return NULL;
        !            54:         }
        !            55:       }
        !            56:     }
        !            57:   }
        !            58: 
        !            59:   return str_w;
        !            60: }
        !            61: 
        !            62: char *Curl_convert_wchar_to_UTF8(const wchar_t *str_w)
        !            63: {
        !            64:   char *str_utf8 = NULL;
        !            65: 
        !            66:   if(str_w) {
        !            67:     int bytes = WideCharToMultiByte(CP_UTF8, 0, str_w, -1,
        !            68:                                     NULL, 0, NULL, NULL);
        !            69:     if(bytes > 0) {
        !            70:       str_utf8 = malloc(bytes);
        !            71:       if(str_utf8) {
        !            72:         if(WideCharToMultiByte(CP_UTF8, 0, str_w, -1, str_utf8, bytes,
        !            73:                                NULL, NULL) == 0) {
        !            74:           free(str_utf8);
        !            75:           return NULL;
        !            76:         }
        !            77:       }
        !            78:     }
        !            79:   }
        !            80: 
        !            81:   return str_utf8;
        !            82: }
        !            83: 
        !            84: #endif /* USE_WIN32_IDN || ((USE_WINDOWS_SSPI || USE_WIN32_LDAP) && UNICODE) */