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// **************************************************************************
// * This file is part of the FreeFileSync project. It is distributed under *
// * GNU General Public License: http://www.gnu.org/licenses/gpl.html *
// * Copyright (C) Zenju (zenju AT gmx DOT de) - All Rights Reserved *
// **************************************************************************
#ifndef OSX_STRING_1873641732143214324
#define OSX_STRING_1873641732143214324
#include <CoreFoundation/CoreFoundation.h> //CFString
#include "zstring.h"
namespace osx
{
Zstring cfStringToZstring(const CFStringRef& cfStr);
CFStringRef createCFString (const char* utf8Str); //returns nullptr on error
CFMutableStringRef createMutableCFString(const char* utf8Str); //pass ownership! => ZEN_ON_SCOPE_EXIT(::CFRelease(str));
//################# implementation #####################
inline
Zstring cfStringToZstring(const CFStringRef& cfStr)
{
if (cfStr)
{
//perf: try to get away cheap:
if (const char* utf8Str = ::CFStringGetCStringPtr(cfStr, kCFStringEncodingUTF8))
return utf8Str;
CFIndex length = ::CFStringGetLength(cfStr);
if (length > 0)
{
CFIndex bufferSize = ::CFStringGetMaximumSizeForEncoding(length, kCFStringEncodingUTF8);
Zstring buffer;
buffer.resize(bufferSize);
if (::CFStringGetCString(cfStr, &*buffer.begin(), bufferSize, kCFStringEncodingUTF8))
{
buffer.resize(zen::strLength(buffer.c_str())); //caveat: memory consumption of returned string!
return buffer;
}
}
}
return Zstring();
}
inline
CFStringRef createCFString(const char* utf8Str)
{
//don't bother with CFStringCreateWithBytes: it's slightly slower, despite passing length info
return ::CFStringCreateWithCString(nullptr, //CFAllocatorRef alloc,
utf8Str, //const char *cStr,
kCFStringEncodingUTF8); //CFStringEncoding encoding
}
inline
CFMutableStringRef createMutableCFString(const char* utf8Str)
{
if (CFMutableStringRef strRef = ::CFStringCreateMutable(NULL, 0))
{
::CFStringAppendCString(strRef, utf8Str, kCFStringEncodingUTF8);
return strRef;
}
return nullptr;
}
}
#endif //OSX_STRING_1873641732143214324
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