39 lines
1.3 KiB
C
39 lines
1.3 KiB
C
/* Copyright (c) 2014, Google Inc.
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*
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* Permission to use, copy, modify, and/or distribute this software for any
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* purpose with or without fee is hereby granted, provided that the above
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* copyright notice and this permission notice appear in all copies.
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*
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* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
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* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
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* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY
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* SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
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* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION
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* OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN
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* CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. */
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#include <openssl/cpu.h>
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#if (defined(OPENSSL_ARM) || defined(OPENSSL_AARCH64)) && \
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!defined(OPENSSL_STATIC_ARMCAP)
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#include <openssl/arm_arch.h>
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extern uint32_t OPENSSL_armcap_P;
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char CRYPTO_is_NEON_capable_at_runtime(void) {
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return (OPENSSL_armcap_P & ARMV7_NEON) != 0;
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}
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int CRYPTO_is_ARMv8_AES_capable(void) {
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return (OPENSSL_armcap_P & ARMV8_AES) != 0;
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}
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int CRYPTO_is_ARMv8_PMULL_capable(void) {
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return (OPENSSL_armcap_P & ARMV8_PMULL) != 0;
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}
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#endif /* (defined(OPENSSL_ARM) || defined(OPENSSL_AARCH64)) &&
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!defined(OPENSSL_STATIC_ARMCAP) */
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