/*
	CFICUConverters.h
	CoreFoundation

	Copyright (c) 2007-2017, Apple Inc. and the Swift project authors
 
	Portions Copyright (c) 2014-2017, 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
 */

#include <CoreFoundation/CFString.h>

CF_PRIVATE const char *__CFStringEncodingGetICUName(CFStringEncoding encoding);

CF_PRIVATE CFStringEncoding __CFStringEncodingGetFromICUName(const char *icuName);


CF_PRIVATE CFIndex __CFStringEncodingICUToBytes(const char *icuName, uint32_t flags, const UniChar *characters, CFIndex numChars, CFIndex *usedCharLen, uint8_t *bytes, CFIndex maxByteLen, CFIndex *usedByteLen);
CF_PRIVATE CFIndex __CFStringEncodingICUToUnicode(const char *icuName, uint32_t flags, const uint8_t *bytes, CFIndex numBytes, CFIndex *usedByteLen, UniChar *characters, CFIndex maxCharLen, CFIndex *usedCharLen);
CF_PRIVATE CFIndex __CFStringEncodingICUCharLength(const char *icuName, uint32_t flags, const uint8_t *bytes, CFIndex numBytes);
CF_PRIVATE CFIndex __CFStringEncodingICUByteLength(const char *icuName, uint32_t flags, const UniChar *characters, CFIndex numChars);

// The caller is responsible for freeing the memory (use CFAllocatorDeallocate)
CF_PRIVATE CFStringEncoding *__CFStringEncodingCreateICUEncodings(CFAllocatorRef allocator, CFIndex *numberOfIndex);