Adam Langley | d9e397b | 2015-01-22 14:27:53 -0800 | [diff] [blame] | 1 | /* Copyright (c) 2014, Google Inc. |
| 2 | * |
| 3 | * Permission to use, copy, modify, and/or distribute this software for any |
| 4 | * purpose with or without fee is hereby granted, provided that the above |
| 5 | * copyright notice and this permission notice appear in all copies. |
| 6 | * |
| 7 | * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES |
| 8 | * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF |
| 9 | * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY |
| 10 | * SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES |
| 11 | * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION |
| 12 | * OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN |
| 13 | * CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. */ |
| 14 | |
| 15 | #include <openssl/cpu.h> |
| 16 | |
Kenny Root | e99801b | 2015-11-06 15:31:15 -0800 | [diff] [blame] | 17 | #if (defined(OPENSSL_ARM) || defined(OPENSSL_AARCH64)) && \ |
| 18 | !defined(OPENSSL_STATIC_ARMCAP) |
Adam Langley | d9e397b | 2015-01-22 14:27:53 -0800 | [diff] [blame] | 19 | |
Kenny Root | b849459 | 2015-09-25 02:29:14 +0000 | [diff] [blame] | 20 | #include <openssl/arm_arch.h> |
Adam Langley | d9e397b | 2015-01-22 14:27:53 -0800 | [diff] [blame] | 21 | |
| 22 | |
Kenny Root | e99801b | 2015-11-06 15:31:15 -0800 | [diff] [blame] | 23 | extern uint32_t OPENSSL_armcap_P; |
| 24 | |
Adam Langley | 4139edb | 2016-01-13 15:00:54 -0800 | [diff] [blame] | 25 | char CRYPTO_is_NEON_capable_at_runtime(void) { |
Adam Langley | d9e397b | 2015-01-22 14:27:53 -0800 | [diff] [blame] | 26 | return (OPENSSL_armcap_P & ARMV7_NEON) != 0; |
| 27 | } |
| 28 | |
Kenny Root | e99801b | 2015-11-06 15:31:15 -0800 | [diff] [blame] | 29 | int CRYPTO_is_ARMv8_AES_capable(void) { |
| 30 | return (OPENSSL_armcap_P & ARMV8_AES) != 0; |
| 31 | } |
| 32 | |
| 33 | int CRYPTO_is_ARMv8_PMULL_capable(void) { |
| 34 | return (OPENSSL_armcap_P & ARMV8_PMULL) != 0; |
| 35 | } |
| 36 | |
Kenny Root | e99801b | 2015-11-06 15:31:15 -0800 | [diff] [blame] | 37 | #endif /* (defined(OPENSSL_ARM) || defined(OPENSSL_AARCH64)) && |
| 38 | !defined(OPENSSL_STATIC_ARMCAP) */ |