/*************************************************************************** * _ _ ____ _ * Project ___| | | | _ \| | * / __| | | | |_) | | * | (__| |_| | _ <| |___ * \___|\___/|_| \_\_____| * * Copyright (C) 1998 - 2014, 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 http://curl.haxx.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. * ***************************************************************************/ /* * IDN conversions using Windows kernel32 and normaliz libraries. */ #include "curl_setup.h" #ifdef USE_WIN32_IDN #include "curl_multibyte.h" #include "curl_memory.h" /* The last #include file should be: */ #include "memdebug.h" #ifdef WANT_IDN_PROTOTYPES # if defined(_SAL_VERSION) WINNORMALIZEAPI int WINAPI IdnToAscii(_In_ DWORD dwFlags, _In_reads_(cchUnicodeChar) LPCWSTR lpUnicodeCharStr, _In_ int cchUnicodeChar, _Out_writes_opt_(cchASCIIChar) LPWSTR lpASCIICharStr, _In_ int cchASCIIChar); WINNORMALIZEAPI int WINAPI IdnToUnicode(_In_ DWORD dwFlags, _In_reads_(cchASCIIChar) LPCWSTR lpASCIICharStr, _In_ int cchASCIIChar, _Out_writes_opt_(cchUnicodeChar) LPWSTR lpUnicodeCharStr, _In_ int cchUnicodeChar); # else WINBASEAPI int WINAPI IdnToAscii(DWORD dwFlags, const WCHAR *lpUnicodeCharStr, int cchUnicodeChar, WCHAR *lpASCIICharStr, int cchASCIIChar); WINBASEAPI int WINAPI IdnToUnicode(DWORD dwFlags, const WCHAR *lpASCIICharStr, int cchASCIIChar, WCHAR *lpUnicodeCharStr, int cchUnicodeChar); # endif #endif #define IDN_MAX_LENGTH 255 int curl_win32_idn_to_ascii(const char *in, char **out); int curl_win32_ascii_to_idn(const char *in, size_t in_len, char **out_utf8); int curl_win32_idn_to_ascii(const char *in, char **out) { wchar_t *in_w = Curl_convert_UTF8_to_wchar(in); if(in_w) { wchar_t punycode[IDN_MAX_LENGTH]; if(IdnToAscii(0, in_w, -1, punycode, IDN_MAX_LENGTH) == 0) { wprintf(L"ERROR %d converting to Punycode\n", GetLastError()); free(in_w); return 0; } free(in_w); *out = Curl_convert_wchar_to_UTF8(punycode); if(!*out) return 0; } return 1; } int curl_win32_ascii_to_idn(const char *in, size_t in_len, char **out_utf8) { (void)in_len; /* unused */ if(in) { WCHAR unicode[IDN_MAX_LENGTH]; if(IdnToUnicode(0, (wchar_t *)in, -1, unicode, IDN_MAX_LENGTH) == 0) { wprintf(L"ERROR %d converting to Punycode\n", GetLastError()); return 0; } else { *out_utf8 = Curl_convert_wchar_to_UTF8(unicode); if(!*out_utf8) return 0; } } return 1; } #endif /* USE_WIN32_IDN */