Telegram-Android/TMessagesProj/jni/boringssl/crypto/cpu-arm.c
2018-07-30 09:07:02 +07:00

38 lines
1.3 KiB
C

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