1/* 2 * Copyright (c) 2014 Apple Inc. All rights reserved. 3 * 4 * @APPLE_LICENSE_HEADER_START@ 5 * 6 * This file contains Original Code and/or Modifications of Original Code 7 * as defined in and that are subject to the Apple Public Source License 8 * Version 2.0 (the 'License'). You may not use this file except in 9 * compliance with the License. Please obtain a copy of the License at 10 * http://www.opensource.apple.com/apsl/ and read it before using this 11 * file. 12 * 13 * The Original Code and all software distributed under the License are 14 * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER 15 * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES, 16 * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY, 17 * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT. 18 * Please see the License for the specific language governing rights and 19 * limitations under the License. 20 * 21 * @APPLE_LICENSE_HEADER_END@ 22 */ 23 24/* CFBigNumber.h 25 Copyright (c) 2012-2013, Apple Inc. All rights reserved. 26*/ 27 28#if !defined(__COREFOUNDATION_CFBIGNUMBER__) 29#define __COREFOUNDATION_CFBIGNUMBER__ 1 30 31#include <CoreFoundation/CFBase.h> 32#include <CoreFoundation/CFNumber.h> 33 34 35// Base 1 billion number: each digit represents 0 to 999999999 36typedef struct { 37 uint32_t digits[5]; 38 int32_t sign:8; 39 uint32_t __:24; 40} _CFBigNum; 41 42void _CFBigNumInitWithInt8(_CFBigNum *r, int8_t inNum); 43void _CFBigNumInitWithInt16(_CFBigNum *r, int16_t inNum); 44void _CFBigNumInitWithInt32(_CFBigNum *r, int32_t inNum); 45void _CFBigNumInitWithInt64(_CFBigNum *r, int64_t inNum); 46#ifdef __LP64__ 47void _CFBigNumInitWithInt128(_CFBigNum *r, __int128_t inNum); 48#endif 49 50void _CFBigNumInitWithUInt8(_CFBigNum *r, uint8_t inNum); 51void _CFBigNumInitWithUInt16(_CFBigNum *r, uint16_t inNum); 52void _CFBigNumInitWithUInt32(_CFBigNum *r, uint32_t inNum); 53void _CFBigNumInitWithUInt64(_CFBigNum *r, uint64_t inNum); 54#ifdef __LP64__ 55void _CFBigNumInitWithUInt128(_CFBigNum *r, __uint128_t inNum); 56#endif 57 58int8_t _CFBigNumGetInt8(const _CFBigNum *num); 59int16_t _CFBigNumGetInt16(const _CFBigNum *num); 60int32_t _CFBigNumGetInt32(const _CFBigNum *num); 61int64_t _CFBigNumGetInt64(const _CFBigNum *num); 62#ifdef __LP64__ 63__int128_t _CFBigNumGetInt128(const _CFBigNum *num); 64#endif 65 66uint8_t _CFBigNumGetUInt8(const _CFBigNum *num); 67uint16_t _CFBigNumGetUInt16(const _CFBigNum *num); 68uint32_t _CFBigNumGetUInt32(const _CFBigNum *num); 69uint64_t _CFBigNumGetUInt64(const _CFBigNum *num); 70#ifdef __LP64__ 71__uint128_t _CFBigNumGetUInt128(const _CFBigNum *num); 72#endif 73 74void _CFBigNumInitWithCFNumber(_CFBigNum *r, CFNumberRef input); 75void _CFBigNumInitWithBytes(_CFBigNum *r, const void *bytes, CFNumberType type); 76CFNumberRef _CFNumberCreateWithBigNum(const _CFBigNum *input); 77 78 79CFComparisonResult _CFBigNumCompare(const _CFBigNum *a, const _CFBigNum *b); 80 81void _CFBigNumNeg(_CFBigNum *r, const _CFBigNum *a); 82uint8_t _CFBigNumAdd(_CFBigNum *r, const _CFBigNum *a, const _CFBigNum *b); 83uint8_t _CFBigNumSub(_CFBigNum *r, const _CFBigNum *a, const _CFBigNum *b); 84 85 86void _CFBigNumToCString(const _CFBigNum *vp, Boolean leading_zeros, Boolean leading_plus, char *buffer, size_t buflen); 87void _CFBigNumFromCString(_CFBigNum *r, const char *string); 88 89char *_CFBigNumCopyDescription(const _CFBigNum *num); // caller must free() returned ptr 90 91 92#endif /* ! __COREFOUNDATION_CFBIGNUMBER__ */ 93 94