mirror of
https://github.com/openssl/openssl.git
synced 2024-12-21 06:09:35 +08:00
fbd2ece171
Reviewed-by: Matthias St. Pierre <Matthias.St.Pierre@ncp-e.com> (Merged from https://github.com/openssl/openssl/pull/12273)
100 lines
4.4 KiB
C
100 lines
4.4 KiB
C
/*
|
|
* Copyright 2019-2020 The OpenSSL Project Authors. All Rights Reserved.
|
|
*
|
|
* Licensed under the Apache License 2.0 (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
|
|
*/
|
|
|
|
#include "ciphercommon_aead.h"
|
|
|
|
typedef struct prov_ccm_hw_st PROV_CCM_HW;
|
|
|
|
#if defined(OPENSSL_CPUID_OBJ) && defined(__s390__)
|
|
/*-
|
|
* KMAC-AES parameter block - begin
|
|
* (see z/Architecture Principles of Operation >= SA22-7832-08)
|
|
*/
|
|
typedef struct S390X_kmac_params_st {
|
|
union {
|
|
unsigned long long g[2];
|
|
unsigned char b[16];
|
|
} icv;
|
|
unsigned char k[32];
|
|
} S390X_KMAC_PARAMS;
|
|
/* KMAC-AES parameter block - end */
|
|
#endif
|
|
|
|
/* Base structure that is shared by AES & ARIA for CCM MODE */
|
|
typedef struct prov_ccm_st {
|
|
unsigned int enc : 1;
|
|
unsigned int key_set : 1; /* Set if key initialised */
|
|
unsigned int iv_set : 1; /* Set if an iv is set */
|
|
unsigned int tag_set : 1; /* Set if tag is valid */
|
|
unsigned int len_set : 1; /* Set if message length set */
|
|
size_t l, m; /* L and M parameters from RFC3610 */
|
|
size_t keylen;
|
|
size_t tls_aad_len; /* TLS AAD length */
|
|
size_t tls_aad_pad_sz;
|
|
unsigned char iv[GENERIC_BLOCK_SIZE];
|
|
unsigned char buf[GENERIC_BLOCK_SIZE];
|
|
CCM128_CONTEXT ccm_ctx;
|
|
ccm128_f str;
|
|
const PROV_CCM_HW *hw; /* hardware specific methods */
|
|
} PROV_CCM_CTX;
|
|
|
|
PROV_CIPHER_FUNC(int, CCM_cipher, (PROV_CCM_CTX *ctx, unsigned char *out, \
|
|
size_t *padlen, const unsigned char *in, \
|
|
size_t len));
|
|
PROV_CIPHER_FUNC(int, CCM_setkey, (PROV_CCM_CTX *ctx, \
|
|
const unsigned char *key, size_t keylen));
|
|
PROV_CIPHER_FUNC(int, CCM_setiv, (PROV_CCM_CTX *dat, \
|
|
const unsigned char *iv, size_t ivlen, \
|
|
size_t mlen));
|
|
PROV_CIPHER_FUNC(int, CCM_setaad, (PROV_CCM_CTX *ctx, \
|
|
const unsigned char *aad, size_t aadlen));
|
|
PROV_CIPHER_FUNC(int, CCM_auth_encrypt, (PROV_CCM_CTX *ctx, \
|
|
const unsigned char *in, \
|
|
unsigned char *out, size_t len, \
|
|
unsigned char *tag, size_t taglen));
|
|
PROV_CIPHER_FUNC(int, CCM_auth_decrypt, (PROV_CCM_CTX *ctx, \
|
|
const unsigned char *in, \
|
|
unsigned char *out, size_t len, \
|
|
unsigned char *tag, size_t taglen));
|
|
PROV_CIPHER_FUNC(int, CCM_gettag, (PROV_CCM_CTX *ctx, \
|
|
unsigned char *tag, size_t taglen));
|
|
|
|
/*
|
|
* CCM Mode internal method table used to handle hardware specific differences,
|
|
* (and different algorithms).
|
|
*/
|
|
struct prov_ccm_hw_st {
|
|
OSSL_CCM_setkey_fn setkey;
|
|
OSSL_CCM_setiv_fn setiv;
|
|
OSSL_CCM_setaad_fn setaad;
|
|
OSSL_CCM_auth_encrypt_fn auth_encrypt;
|
|
OSSL_CCM_auth_decrypt_fn auth_decrypt;
|
|
OSSL_CCM_gettag_fn gettag;
|
|
};
|
|
|
|
OSSL_FUNC_cipher_encrypt_init_fn ccm_einit;
|
|
OSSL_FUNC_cipher_decrypt_init_fn ccm_dinit;
|
|
OSSL_FUNC_cipher_get_ctx_params_fn ccm_get_ctx_params;
|
|
OSSL_FUNC_cipher_set_ctx_params_fn ccm_set_ctx_params;
|
|
OSSL_FUNC_cipher_update_fn ccm_stream_update;
|
|
OSSL_FUNC_cipher_final_fn ccm_stream_final;
|
|
OSSL_FUNC_cipher_cipher_fn ccm_cipher;
|
|
void ccm_initctx(PROV_CCM_CTX *ctx, size_t keybits, const PROV_CCM_HW *hw);
|
|
|
|
int ccm_generic_setiv(PROV_CCM_CTX *ctx, const unsigned char *nonce,
|
|
size_t nlen, size_t mlen);
|
|
int ccm_generic_setaad(PROV_CCM_CTX *ctx, const unsigned char *aad, size_t alen);
|
|
int ccm_generic_gettag(PROV_CCM_CTX *ctx, unsigned char *tag, size_t tlen);
|
|
int ccm_generic_auth_encrypt(PROV_CCM_CTX *ctx, const unsigned char *in,
|
|
unsigned char *out, size_t len,
|
|
unsigned char *tag, size_t taglen);
|
|
int ccm_generic_auth_decrypt(PROV_CCM_CTX *ctx, const unsigned char *in,
|
|
unsigned char *out, size_t len,
|
|
unsigned char *expected_tag, size_t taglen);
|