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Merge pull request #7313 from daverodgman/aes-armv8-changelog

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Changelog and terminology tidy-up for AESCE
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Dave Rodgman 2023-03-18 14:33:04 +00:00 committed by GitHub
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4 changed files with 14 additions and 8 deletions
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5
ChangeLog.d/armv8-aes.txt Normal file
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Features
* Add support for the Armv8-A Cryptographic Extension in AES on
64-bit Arm. A new configuration option, MBEDTLS_AESCE_C, can
be used to enable this feature. Run-time detection is supported
under Linux only.

11
include/mbedtls/mbedtls_config.h
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*
* Requires: MBEDTLS_HAVE_ASM
*
* This modules adds support for the AES-NI instructions on x86-64
* This module adds support for the AES-NI instructions on x86-64
*/
#define MBEDTLS_AESNI_C
/**
* \def MBEDTLS_AESCE_C
*
* Enable AES crypto extension support on Arm64.
* Enable AES cryptographic extension support on 64-bit Arm.
*
* Module: library/aesce.c
* Caller: library/aes.c
*
* Requires: MBEDTLS_HAVE_ASM, MBEDTLS_AES_C
*
* \warning Runtime detection only works on linux. For non-linux operation
* system, crypto extension MUST be supported by CPU.
* \warning Runtime detection only works on Linux. For non-Linux operating
* system, Armv8-A Cryptographic Extensions must be supported by
* the CPU when this option is enabled.
*
* This module adds support for the AES crypto instructions on Arm64
* This module adds support for the AES Armv8-A Cryptographic Extensions on Aarch64 systems.
*/
#define MBEDTLS_AESCE_C

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library/aesce.c
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/*
* Arm64 crypto extension support functions
* Armv8-A Cryptographic Extension support functions for Aarch64
*
* Copyright The Mbed TLS Contributors
* SPDX-License-Identifier: Apache-2.0

4
library/aesce.h
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/**
* \file aesce.h
*
* \brief AES-CE for hardware AES acceleration on ARMv8 processors with crypto
* extension.
* \brief Support hardware AES acceleration on Armv8-A processors with
* the Armv8-A Cryptographic Extension in AArch64 execution state.
*
* \warning These functions are only for internal use by other library
* functions; you must not call them directly.