文件操作 - arch_intrinsics.h
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文件: /usr/local/src/openssl-1.1.1w/crypto/ec/curve448/arch_32/arch_intrinsics.h
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/* * Copyright 2017-2018 The OpenSSL Project Authors. All Rights Reserved. * Copyright 2016 Cryptography Research, Inc. * * Licensed under the OpenSSL license (the "License"). You may not use * this file except in compliance with the License. You can obtain a copy * in the file LICENSE in the source distribution or at * https://www.openssl.org/source/license.html * * Originally written by Mike Hamburg */ #ifndef OSSL_CRYPTO_EC_CURVE448_ARCH_32_INTRINSICS_H # define OSSL_CRYPTO_EC_CURVE448_ARCH_32_INTRINSICS_H #include "internal/constant_time.h" # define ARCH_WORD_BITS 32 #define word_is_zero(a) constant_time_is_zero_32(a) static ossl_inline uint64_t widemul(uint32_t a, uint32_t b) { return ((uint64_t)a) * b; } #endif /* OSSL_CRYPTO_EC_CURVE448_ARCH_32_INTRINSICS_H */
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