Mirror of BoringSSL (grpc依赖)
https://boringssl.googlesource.com/boringssl
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38 lines
1.3 KiB
38 lines
1.3 KiB
/* Copyright (c) 2016, 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/base.h> |
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#if defined(OPENSSL_PPC64LE) |
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#include <sys/auxv.h> |
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#include "internal.h" |
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#if !defined(PPC_FEATURE2_HAS_VCRYPTO) |
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// PPC_FEATURE2_HAS_VCRYPTO was taken from section 4.1.2.3 of the “OpenPOWER |
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// ABI for Linux Supplement”. |
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#define PPC_FEATURE2_HAS_VCRYPTO 0x02000000 |
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#endif |
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void OPENSSL_cpuid_setup(void) { |
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OPENSSL_ppc64le_hwcap2 = getauxval(AT_HWCAP2); |
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} |
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int CRYPTO_is_PPC64LE_vcrypto_capable(void) { |
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return (OPENSSL_ppc64le_hwcap2 & PPC_FEATURE2_HAS_VCRYPTO) != 0; |
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} |
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#endif // OPENSSL_PPC64LE
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