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7543bb3a69
The upcoming RISC-V vector crypto extensions feature a Zvksed extension, that provides SM4-specific instructions. This patch provides an implementation that utilizes this extension if available. Tested on QEMU and no regressions observed. Signed-off-by: Christoph Müllner <christoph.muellner@vrull.eu> Reviewed-by: Tomas Mraz <tomas@openssl.org> Reviewed-by: Paul Dale <pauli@openssl.org> Reviewed-by: Hugo Landau <hlandau@openssl.org> (Merged from https://github.com/openssl/openssl/pull/21923)
24 lines
733 B
C
24 lines
733 B
C
/*
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* Copyright 2021 The OpenSSL Project Authors. All Rights Reserved.
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*
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* Licensed under the Apache License 2.0 (the "License"). You may not use
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* this file except in compliance with the License. You can obtain a copy
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* in the file LICENSE in the source distribution or at
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* https://www.openssl.org/source/license.html
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*/
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#include "crypto/sm4.h"
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#include "prov/ciphercommon.h"
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#include "prov/ciphercommon_ccm.h"
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#include "crypto/sm4_platform.h"
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typedef struct prov_sm4_ccm_ctx_st {
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PROV_CCM_CTX base; /* Must be first */
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union {
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OSSL_UNION_ALIGN;
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SM4_KEY ks;
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} ks; /* SM4 key schedule to use */
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} PROV_SM4_CCM_CTX;
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const PROV_CCM_HW *ossl_prov_sm4_hw_ccm(size_t keylen);
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