mirror of
https://github.com/curl/curl.git
synced 2026-07-24 07:57:16 +03:00
d52c7e78a3
Also:
- curlx: pass this flag to the actual conversion calls, for consistency
and robustness. (It's not stricly necessary because the initial call
to determine size, with this flag passed, fails already on bad input.)
- schannel: unfold `MultiByteToWideChar()` line (formatting).
Ref: https://learn.microsoft.com/windows/win32/api/stringapiset/nf-stringapiset-multibytetowidechar
Follow-up to 6694a42aa0 #19798
Closes #22326
78 lines
2.3 KiB
C
78 lines
2.3 KiB
C
/***************************************************************************
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* _ _ ____ _
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* Project ___| | | | _ \| |
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* / __| | | | |_) | |
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* | (__| |_| | _ <| |___
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* \___|\___/|_| \_\_____|
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*
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* Copyright (C) Daniel Stenberg, <daniel@haxx.se>, et al.
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*
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* This software is licensed as described in the file COPYING, which
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* you should have received as part of this distribution. The terms
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* are also available at https://curl.se/docs/copyright.html.
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*
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* You may opt to use, copy, modify, merge, publish, distribute and/or sell
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* copies of the Software, and permit persons to whom the Software is
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* furnished to do so, under the terms of the COPYING file.
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*
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* This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
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* KIND, either express or implied.
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*
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* SPDX-License-Identifier: curl
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*
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***************************************************************************/
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#include "curl_setup.h"
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#if defined(_WIN32) && defined(UNICODE)
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#include "curlx/multibyte.h"
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/*
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* MultiByte conversions using Windows kernel32 library.
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*/
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wchar_t *curlx_convert_UTF8_to_wchar(const char *str_utf8)
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{
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wchar_t *str_w = NULL;
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if(str_utf8) {
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int str_w_len = MultiByteToWideChar(CP_UTF8, MB_ERR_INVALID_CHARS,
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str_utf8, -1, NULL, 0);
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if(str_w_len > 0) {
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str_w = curlx_malloc(str_w_len * sizeof(wchar_t));
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if(str_w) {
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if(MultiByteToWideChar(CP_UTF8, MB_ERR_INVALID_CHARS,
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str_utf8, -1, str_w, str_w_len) == 0) {
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curlx_free(str_w);
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return NULL;
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}
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}
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}
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}
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return str_w;
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}
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char *curlx_convert_wchar_to_UTF8(const wchar_t *str_w)
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{
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char *str_utf8 = NULL;
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if(str_w) {
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int bytes = WideCharToMultiByte(CP_UTF8, 0, str_w, -1,
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NULL, 0, NULL, NULL);
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if(bytes > 0) {
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str_utf8 = curlx_malloc(bytes);
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if(str_utf8) {
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if(WideCharToMultiByte(CP_UTF8, 0, str_w, -1, str_utf8, bytes,
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NULL, NULL) == 0) {
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curlx_free(str_utf8);
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return NULL;
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}
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}
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}
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}
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return str_utf8;
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}
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#endif /* _WIN32 && UNICODE */
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