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/* CFStringEncodingConverterPriv.h
Copyright (c) 1998-2019, Apple Inc. and the Swift project authors
Portions Copyright (c) 2014-2019, Apple Inc. and the Swift project authors
Licensed under Apache License v2.0 with Runtime Library Exception
See http://swift.org/LICENSE.txt for license information
See http://swift.org/CONTRIBUTORS.txt for the list of Swift project authors
*/
#if !defined(__COREFOUNDATION_CFSTRINGENCODINGCONVERTERPRIV__)
#define __COREFOUNDATION_CFSTRINGENCODINGCONVERTERPRIV__ 1
#include "CFBase.h"
#include "CFStringEncodingConverterExt.h"
CF_PRIVATE const CFStringEncodingConverter __CFConverterASCII;
CF_PRIVATE const CFStringEncodingConverter __CFConverterISOLatin1;
CF_PRIVATE const CFStringEncodingConverter __CFConverterWinLatin1;
CF_PRIVATE const CFStringEncodingConverter __CFConverterNextStepLatin;
CF_PRIVATE const CFStringEncodingConverter __CFConverterUTF8;
#if TARGET_OS_MAC
CF_PRIVATE const CFStringEncodingConverter __CFConverterMacRoman;
#endif
CF_PRIVATE CFStringEncoding *__CFStringEncodingCreateListOfAvailablePlatformConverters(CFAllocatorRef allocator, CFIndex *numberOfConverters);
CF_PRIVATE const CFStringEncodingConverter *__CFStringEncodingGetExternalConverter(uint32_t encoding);
CF_PRIVATE CFIndex __CFStringEncodingPlatformUnicodeToBytes(uint32_t encoding, uint32_t flags, const UniChar *characters, CFIndex numChars, CFIndex *usedCharLen, uint8_t *bytes, CFIndex maxByteLen, CFIndex *usedByteLen);
CF_PRIVATE CFIndex __CFStringEncodingPlatformBytesToUnicode(uint32_t encoding, uint32_t flags, const uint8_t *bytes, CFIndex numBytes, CFIndex *usedByteLen, UniChar *characters, CFIndex maxCharLen, CFIndex *usedCharLen);
CF_PRIVATE CFIndex __CFStringEncodingPlatformCharLengthForBytes(uint32_t encoding, uint32_t flags, const uint8_t *bytes, CFIndex numBytes);
CF_PRIVATE CFIndex __CFStringEncodingPlatformByteLengthForCharacters(uint32_t encoding, uint32_t flags, const UniChar *characters, CFIndex numChars);
/* Returns required length of destination buffer for conversion. These functions are faster than specifying 0 to maxByteLen (maxCharLen), but unnecessarily optimal length
*/
CF_PRIVATE CFIndex CFStringEncodingCharLengthForBytes(uint32_t encoding, uint32_t flags, const uint8_t *bytes, CFIndex numBytes);
CF_PRIVATE CFIndex CFStringEncodingByteLengthForCharacters(uint32_t encoding, uint32_t flags, const UniChar *characters, CFIndex numChars);
CF_PRIVATE bool CFStringEncodingIsValidEncoding(uint32_t encoding);
/* Returns kCFStringEncodingInvalidId terminated encoding list
*/
CF_PRIVATE const CFStringEncoding *CFStringEncodingListOfAvailableEncodings(void);
CF_PRIVATE const CFStringEncodingConverter *CFStringEncodingGetConverter(uint32_t encoding);
#endif /* ! __COREFOUNDATION_CFSTRINGENCODINGCONVERTERPRIV__ */
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