1 #ifndef HEADER_CURL_MULTIBYTE_H 2 #define HEADER_CURL_MULTIBYTE_H 3 /*************************************************************************** 4 * _ _ ____ _ 5 * Project ___| | | | _ \| | 6 * / __| | | | |_) | | 7 * | (__| |_| | _ <| |___ 8 * \___|\___/|_| \_\_____| 9 * 10 * Copyright (C) 1998 - 2015, Daniel Stenberg, <daniel@haxx.se>, et al. 11 * 12 * This software is licensed as described in the file COPYING, which 13 * you should have received as part of this distribution. The terms 14 * are also available at https://curl.haxx.se/docs/copyright.html. 15 * 16 * You may opt to use, copy, modify, merge, publish, distribute and/or sell 17 * copies of the Software, and permit persons to whom the Software is 18 * furnished to do so, under the terms of the COPYING file. 19 * 20 * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY 21 * KIND, either express or implied. 22 * 23 ***************************************************************************/ 24 #include "curl_setup.h" 25 26 #if defined(USE_WIN32_IDN) || ((defined(USE_WINDOWS_SSPI) || \ 27 defined(USE_WIN32_LDAP)) && defined(UNICODE)) 28 29 /* 30 * MultiByte conversions using Windows kernel32 library. 31 */ 32 33 wchar_t *Curl_convert_UTF8_to_wchar(const char *str_utf8); 34 char *Curl_convert_wchar_to_UTF8(const wchar_t *str_w); 35 36 #endif /* USE_WIN32_IDN || ((USE_WINDOWS_SSPI || USE_WIN32_LDAP) && UNICODE) */ 37 38 39 #if defined(USE_WIN32_IDN) || defined(USE_WINDOWS_SSPI) || \ 40 defined(USE_WIN32_LDAP) 41 42 /* 43 * Macros Curl_convert_UTF8_to_tchar(), Curl_convert_tchar_to_UTF8() 44 * and Curl_unicodefree() main purpose is to minimize the number of 45 * preprocessor conditional directives needed by code using these 46 * to differentiate UNICODE from non-UNICODE builds. 47 * 48 * When building with UNICODE defined, this two macros 49 * Curl_convert_UTF8_to_tchar() and Curl_convert_tchar_to_UTF8() 50 * return a pointer to a newly allocated memory area holding result. 51 * When the result is no longer needed, allocated memory is intended 52 * to be free'ed with Curl_unicodefree(). 53 * 54 * When building without UNICODE defined, this macros 55 * Curl_convert_UTF8_to_tchar() and Curl_convert_tchar_to_UTF8() 56 * return the pointer received as argument. Curl_unicodefree() does 57 * no actual free'ing of this pointer it is simply set to NULL. 58 */ 59 60 #ifdef UNICODE 61 62 #define Curl_convert_UTF8_to_tchar(ptr) Curl_convert_UTF8_to_wchar((ptr)) 63 #define Curl_convert_tchar_to_UTF8(ptr) Curl_convert_wchar_to_UTF8((ptr)) 64 #define Curl_unicodefree(ptr) \ 65 do {if((ptr)) {free((ptr)); (ptr) = NULL;}} WHILE_FALSE 66 67 typedef union { 68 unsigned short *tchar_ptr; 69 const unsigned short *const_tchar_ptr; 70 unsigned short *tbyte_ptr; 71 const unsigned short *const_tbyte_ptr; 72 } xcharp_u; 73 74 #else 75 76 #define Curl_convert_UTF8_to_tchar(ptr) (ptr) 77 #define Curl_convert_tchar_to_UTF8(ptr) (ptr) 78 #define Curl_unicodefree(ptr) \ 79 do {(ptr) = NULL;} WHILE_FALSE 80 81 typedef union { 82 char *tchar_ptr; 83 const char *const_tchar_ptr; 84 unsigned char *tbyte_ptr; 85 const unsigned char *const_tbyte_ptr; 86 } xcharp_u; 87 88 #endif /* UNICODE */ 89 90 #endif /* USE_WIN32_IDN || USE_WINDOWS_SSPI || USE_WIN32_LDAP */ 91 92 #endif /* HEADER_CURL_MULTIBYTE_H */ 93