aosp12/external/mdnsresponder/mDNSWindows/WinServices.cpp

94 lines
2.4 KiB
C++

/* -*- Mode: C; tab-width: 4 -*-
*
* Copyright (c) 1997-2004 Apple Computer, Inc. All rights reserved.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#include "WinServices.h"
#include <DebugServices.h>
//===========================================================================================================================
// UTF8StringToStringObject
//===========================================================================================================================
OSStatus UTF8StringToStringObject( const char *inUTF8, CString &inObject )
{
OSStatus err;
int n;
BSTR unicode;
unicode = NULL;
n = MultiByteToWideChar( CP_UTF8, 0, inUTF8, -1, NULL, 0 );
if( n > 0 )
{
unicode = (BSTR) malloc( (size_t)( n * sizeof( wchar_t ) ) );
if( !unicode )
{
err = ERROR_INSUFFICIENT_BUFFER;
goto exit;
}
n = MultiByteToWideChar( CP_UTF8, 0, inUTF8, -1, unicode, n );
try
{
inObject = unicode;
}
catch( ... )
{
err = ERROR_NO_UNICODE_TRANSLATION;
goto exit;
}
}
else
{
inObject = "";
}
err = ERROR_SUCCESS;
exit:
if( unicode )
{
free( unicode );
}
return( err );
}
//===========================================================================================================================
// UTF8StringToStringObject
//===========================================================================================================================
OSStatus
StringObjectToUTF8String( CString &inObject, char* outUTF8, size_t outUTF8Len )
{
OSStatus err = kNoErr;
memset( outUTF8, 0, outUTF8Len );
if ( inObject.GetLength() > 0 )
{
size_t size;
size = (size_t) WideCharToMultiByte( CP_UTF8, 0, inObject.GetBuffer(), inObject.GetLength(), outUTF8, (int) outUTF8Len, NULL, NULL);
err = translate_errno( size != 0, GetLastError(), kUnknownErr );
require_noerr( err, exit );
}
exit:
return err;
}