[apple/security.git] / utilities / src / comparison.h

//
//  comparison.h
//  utilities
//
//  Created by Mitch Adler on 6/14/12.
//  Copyright (c) 2012 Apple Inc. All rights reserved.
//

#ifndef utilities_comparison_h
#define utilities_comparison_h

#define MIN(a, b) ({ __typeof__ (a) _a = (a); __typeof__ (b) _b = (b); _a <= _b ? _a : _b; })
#define MAX(a, b) ({ __typeof__ (a) _a = (a); __typeof__ (b) _b = (b); _a >= _b ? _a : _b; })

uint64_t constant_memcmp(const uint8_t *first, const uint8_t *second, size_t count);

#endif
Commit	Line	Data
427c49bc A	1	//
	2	// comparison.h
	3	// utilities
	4	//
	5	// Created by Mitch Adler on 6/14/12.
	6	// Copyright (c) 2012 Apple Inc. All rights reserved.
	7	//
	8
	9	#ifndef utilities_comparison_h
	10	#define utilities_comparison_h
	11
	12	#define MIN(a, b) ({ __typeof__ (a) _a = (a); __typeof__ (b) _b = (b); _a <= _b ? _a : _b; })
	13	#define MAX(a, b) ({ __typeof__ (a) _a = (a); __typeof__ (b) _b = (b); _a >= _b ? _a : _b; })
	14
	15	uint64_t constant_memcmp(const uint8_t first, const uint8_t second, size_t count);
	16
	17	#endif