diff options
Diffstat (limited to 'Utilities/cmcurl/lib/curl_multibyte.c')
| -rw-r--r-- | Utilities/cmcurl/lib/curl_multibyte.c | 153 |
1 files changed, 153 insertions, 0 deletions
diff --git a/Utilities/cmcurl/lib/curl_multibyte.c b/Utilities/cmcurl/lib/curl_multibyte.c new file mode 100644 index 0000000..d327c8b --- /dev/null +++ b/Utilities/cmcurl/lib/curl_multibyte.c @@ -0,0 +1,153 @@ +/*************************************************************************** + * _ _ ____ _ + * Project ___| | | | _ \| | + * / __| | | | |_) | | + * | (__| |_| | _ <| |___ + * \___|\___/|_| \_\_____| + * + * Copyright (C) 1998 - 2020, Daniel Stenberg, <daniel@haxx.se>, et al. + * + * This software is licensed as described in the file COPYING, which + * you should have received as part of this distribution. The terms + * are also available at https://curl.se/docs/copyright.html. + * + * You may opt to use, copy, modify, merge, publish, distribute and/or sell + * copies of the Software, and permit persons to whom the Software is + * furnished to do so, under the terms of the COPYING file. + * + * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY + * KIND, either express or implied. + * + ***************************************************************************/ + +/* + * This file is 'mem-include-scan' clean. See test 1132. + */ + +#include "curl_setup.h" + +#if defined(WIN32) + +#include "curl_multibyte.h" + +/* + * MultiByte conversions using Windows kernel32 library. + */ + +wchar_t *curlx_convert_UTF8_to_wchar(const char *str_utf8) +{ + wchar_t *str_w = NULL; + + if(str_utf8) { + int str_w_len = MultiByteToWideChar(CP_UTF8, MB_ERR_INVALID_CHARS, + str_utf8, -1, NULL, 0); + if(str_w_len > 0) { + str_w = malloc(str_w_len * sizeof(wchar_t)); + if(str_w) { + if(MultiByteToWideChar(CP_UTF8, 0, str_utf8, -1, str_w, + str_w_len) == 0) { + free(str_w); + return NULL; + } + } + } + } + + return str_w; +} + +char *curlx_convert_wchar_to_UTF8(const wchar_t *str_w) +{ + char *str_utf8 = NULL; + + if(str_w) { + int bytes = WideCharToMultiByte(CP_UTF8, 0, str_w, -1, + NULL, 0, NULL, NULL); + if(bytes > 0) { + str_utf8 = malloc(bytes); + if(str_utf8) { + if(WideCharToMultiByte(CP_UTF8, 0, str_w, -1, str_utf8, bytes, + NULL, NULL) == 0) { + free(str_utf8); + return NULL; + } + } + } + } + + return str_utf8; +} + +#endif /* WIN32 */ + +#if defined(USE_WIN32_LARGE_FILES) || defined(USE_WIN32_SMALL_FILES) + +FILE *curlx_win32_fopen(const char *filename, const char *mode) +{ +#ifdef _UNICODE + FILE *result = NULL; + wchar_t *filename_w = curlx_convert_UTF8_to_wchar(filename); + wchar_t *mode_w = curlx_convert_UTF8_to_wchar(mode); + if(filename_w && mode_w) + result = _wfopen(filename_w, mode_w); + free(filename_w); + free(mode_w); + if(result) + return result; +#endif + + return (fopen)(filename, mode); +} + +int curlx_win32_stat(const char *path, struct_stat *buffer) +{ + int result = -1; +#ifdef _UNICODE + wchar_t *path_w = curlx_convert_UTF8_to_wchar(path); +#endif /* _UNICODE */ + +#if defined(USE_WIN32_SMALL_FILES) +#if defined(_UNICODE) + if(path_w) + result = _wstat(path_w, buffer); + else +#endif /* _UNICODE */ + result = _stat(path, buffer); +#else /* USE_WIN32_SMALL_FILES */ +#if defined(_UNICODE) + if(path_w) + result = _wstati64(path_w, buffer); + else +#endif /* _UNICODE */ + result = _stati64(path, buffer); +#endif /* USE_WIN32_SMALL_FILES */ + +#ifdef _UNICODE + free(path_w); +#endif + + return result; +} + +int curlx_win32_access(const char *path, int mode) +{ + int result = -1; +#ifdef _UNICODE + wchar_t *path_w = curlx_convert_UTF8_to_wchar(path); +#endif /* _UNICODE */ + +#if defined(_UNICODE) + if(path_w) + result = _waccess(path_w, mode); + else +#endif /* _UNICODE */ + result = _access(path, mode); + +#ifdef _UNICODE + free(path_w); +#endif + + return result; +} + +#endif /* USE_WIN32_LARGE_FILES || USE_WIN32_SMALL_FILES */ |