46 lines
1.4 KiB
C
46 lines
1.4 KiB
C
/*
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* Copyright 2019-2021 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 <openssl/aes.h>
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#include "prov/ciphercommon.h"
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#include "prov/ciphercommon_gcm.h"
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#include "crypto/aes_platform.h"
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typedef struct prov_aes_gcm_ctx_st {
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PROV_GCM_CTX base; /* must be first entry in struct */
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union {
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OSSL_UNION_ALIGN;
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AES_KEY ks;
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} ks; /* AES key schedule to use */
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/* Platform specific data */
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union {
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int dummy;
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#if defined(OPENSSL_CPUID_OBJ) && defined(__s390__)
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struct {
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union {
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OSSL_UNION_ALIGN;
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S390X_KMA_PARAMS kma;
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} param;
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unsigned int fc;
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unsigned int hsflag; /* hash subkey set flag */
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unsigned char ares[16];
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unsigned char mres[16];
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unsigned char kres[16];
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int areslen;
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int mreslen;
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int kreslen;
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int res;
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} s390x;
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#endif /* defined(OPENSSL_CPUID_OBJ) && defined(__s390__) */
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} plat;
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} PROV_AES_GCM_CTX;
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const PROV_GCM_HW *ossl_prov_aes_hw_gcm(size_t keybits);
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