1 /* 2 * Copyright 2019-2020 The OpenSSL Project Authors. All Rights Reserved. 3 * 4 * Licensed under the Apache License 2.0 (the "License"). You may not use 5 * this file except in compliance with the License. You can obtain a copy 6 * in the file LICENSE in the source distribution or at 7 * https://www.openssl.org/source/license.html 8 */ 9 10 #include "prov/ciphercommon.h" 11 #include "crypto/aes_platform.h" 12 13 int ossl_cipher_capable_aes_cbc_hmac_sha1(void); 14 int ossl_cipher_capable_aes_cbc_hmac_sha256(void); 15 16 typedef struct prov_cipher_hw_aes_hmac_sha_ctx_st { 17 PROV_CIPHER_HW base; /* must be first */ 18 void (*init_mac_key)(void *ctx, const unsigned char *inkey, size_t inlen); 19 int (*set_tls1_aad)(void *ctx, unsigned char *aad_rec, int aad_len); 20 # if !defined(OPENSSL_NO_MULTIBLOCK) 21 int (*tls1_multiblock_max_bufsize)(void *ctx); 22 int (*tls1_multiblock_aad)( 23 void *vctx, EVP_CTRL_TLS1_1_MULTIBLOCK_PARAM *param); 24 int (*tls1_multiblock_encrypt)( 25 void *ctx, EVP_CTRL_TLS1_1_MULTIBLOCK_PARAM *param); 26 # endif /* OPENSSL_NO_MULTIBLOCK) */ 27 } PROV_CIPHER_HW_AES_HMAC_SHA; 28 29 const PROV_CIPHER_HW_AES_HMAC_SHA *ossl_prov_cipher_hw_aes_cbc_hmac_sha1(void); 30 const PROV_CIPHER_HW_AES_HMAC_SHA *ossl_prov_cipher_hw_aes_cbc_hmac_sha256(void); 31 32 #ifdef AES_CBC_HMAC_SHA_CAPABLE 33 # include <openssl/aes.h> 34 # include <openssl/sha.h> 35 36 typedef struct prov_aes_hmac_sha_ctx_st { 37 PROV_CIPHER_CTX base; 38 AES_KEY ks; 39 size_t payload_length; /* AAD length in decrypt case */ 40 union { 41 unsigned int tls_ver; 42 unsigned char tls_aad[16]; /* 13 used */ 43 } aux; 44 const PROV_CIPHER_HW_AES_HMAC_SHA *hw; 45 /* some value that are setup by set methods - that can be retrieved */ 46 unsigned int multiblock_interleave; 47 unsigned int multiblock_aad_packlen; 48 size_t multiblock_max_send_fragment; 49 size_t multiblock_encrypt_len; 50 size_t tls_aad_pad; 51 } PROV_AES_HMAC_SHA_CTX; 52 53 typedef struct prov_aes_hmac_sha1_ctx_st { 54 PROV_AES_HMAC_SHA_CTX base_ctx; 55 SHA_CTX head, tail, md; 56 } PROV_AES_HMAC_SHA1_CTX; 57 58 typedef struct prov_aes_hmac_sha256_ctx_st { 59 PROV_AES_HMAC_SHA_CTX base_ctx; 60 SHA256_CTX head, tail, md; 61 } PROV_AES_HMAC_SHA256_CTX; 62 63 # define NO_PAYLOAD_LENGTH ((size_t)-1) 64 65 #endif /* AES_CBC_HMAC_SHA_CAPABLE */ 66