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/*
* Copyright (C) 2015 Martin Willi
* Copyright (C) 2015 revosec AG
*
* This program is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License as published by the
* Free Software Foundation; either version 2 of the License, or (at your
* option) any later version. See <http://www.fsf.org/copyleft/gpl.txt>.
*
* This program is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
* or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
* for more details.
*/
/**
* @defgroup cpu_feature cpu_feature
* @{ @ingroup utils
*/
#ifndef CPU_FEATURE_H_
#define CPU_FEATURE_H_
#include <library.h>
typedef enum {
/** x86/x64 extensions */
CPU_FEATURE_MMX = (1 << 0),
CPU_FEATURE_SSE = (1 << 1),
CPU_FEATURE_SSE2 = (1 << 2),
CPU_FEATURE_SSE3 = (1 << 3),
CPU_FEATURE_SSSE3 = (1 << 4),
CPU_FEATURE_SSE41 = (1 << 5),
CPU_FEATURE_SSE42 = (1 << 6),
CPU_FEATURE_AVX = (1 << 7),
CPU_FEATURE_RDRAND = (1 << 8),
CPU_FEATURE_AESNI = (1 << 9),
CPU_FEATURE_PCLMULQDQ = (1 << 10),
/** Via Padlock Security features */
CPU_FEATURE_PADLOCK_RNG_AVAILABLE = (1 << 22),
CPU_FEATURE_PADLOCK_RNG_ENABLED = (1 << 23),
CPU_FEATURE_PADLOCK_ACE_AVAILABLE = (1 << 24),
CPU_FEATURE_PADLOCK_ACE_ENABLED = (1 << 25),
CPU_FEATURE_PADLOCK_ACE2_AVAILABLE = (1 << 26),
CPU_FEATURE_PADLOCK_ACE2_ENABLED = (1 << 27),
CPU_FEATURE_PADLOCK_PHE_AVAILABLE = (1 << 28),
CPU_FEATURE_PADLOCK_PHE_ENABLED = (1 << 29),
CPU_FEATURE_PADLOCK_PMM_AVAILABLE = (1 << 30),
CPU_FEATURE_PADLOCK_PMM_ENABLED = (1 << 31),
} cpu_feature_t;
/**
* Get a bitmask for all supported CPU features
*/
cpu_feature_t cpu_feature_get_all();
/**
* Check if a given set of CPU features is available.
*/
bool cpu_feature_available(cpu_feature_t feature);
#endif /** CPU_FEATURE_H_ @}*/
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