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libgcrypt-1.10.2
cipher/mac-internal.h
275 строк
8 KB
NIIBE Yutaka
cipher: Use const for *_spec_t, if possible.
04 янв 2022, 08:06
04 янв 2022, 08:06
f9ba079
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/* mac-internal.h - Internal defs for mac.c * Copyright (C) 2013 Jussi Kivilinna <jussi.kivilinna@iki.fi> * * This file is part of Libgcrypt. * * Libgcrypt is free software; you can redistribute it and/or modify * it under the terms of the GNU Lesser general Public License as * published by the Free Software Foundation; either version 2.1 of * the License, or (at your option) any later version. * * Libgcrypt is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU Lesser General Public License for more details. * * You should have received a copy of the GNU Lesser General Public * License along with this program; if not, see <http://www.gnu.org/licenses/>. */ #include <config.h> #include "g10lib.h" #include "cipher-proto.h" #include "gost.h" /* The data object used to hold a handle to an encryption object. */ struct gcry_mac_handle; /* The data object used to hold poly1305-mac context. */ struct poly1305mac_context_s; /* * * Message authentication code related definitions. * */ /* Magic values for the context structure. */ #define CTX_MAC_MAGIC_NORMAL 0x59d9b8af #define CTX_MAC_MAGIC_SECURE 0x12c27cd0 /* MAC module functions. */ typedef gcry_err_code_t (*gcry_mac_open_func_t)(gcry_mac_hd_t h); typedef void (*gcry_mac_close_func_t)(gcry_mac_hd_t h); typedef gcry_err_code_t (*gcry_mac_setkey_func_t)(gcry_mac_hd_t h, const unsigned char *key, size_t keylen); typedef gcry_err_code_t (*gcry_mac_setiv_func_t)(gcry_mac_hd_t h, const unsigned char *iv, size_t ivlen); typedef gcry_err_code_t (*gcry_mac_reset_func_t)(gcry_mac_hd_t h); typedef gcry_err_code_t (*gcry_mac_write_func_t)(gcry_mac_hd_t h, const unsigned char *inbuf, size_t inlen); typedef gcry_err_code_t (*gcry_mac_read_func_t)(gcry_mac_hd_t h, unsigned char *outbuf, size_t *outlen); typedef gcry_err_code_t (*gcry_mac_verify_func_t)(gcry_mac_hd_t h, const unsigned char *inbuf, size_t inlen); typedef unsigned int (*gcry_mac_get_maclen_func_t)(int algo); typedef unsigned int (*gcry_mac_get_keylen_func_t)(int algo); /* The type used to convey additional information to a MAC. */ typedef gpg_err_code_t (*gcry_mac_set_extra_info_t) (gcry_mac_hd_t h, int what, const void *buffer, size_t buflen); typedef struct gcry_mac_spec_ops { gcry_mac_open_func_t open; gcry_mac_close_func_t close; gcry_mac_setkey_func_t setkey; gcry_mac_setiv_func_t setiv; gcry_mac_reset_func_t reset; gcry_mac_write_func_t write; gcry_mac_read_func_t read; gcry_mac_verify_func_t verify; gcry_mac_get_maclen_func_t get_maclen; gcry_mac_get_keylen_func_t get_keylen; gcry_mac_set_extra_info_t set_extra_info; selftest_func_t selftest; } gcry_mac_spec_ops_t; /* Module specification structure for message authentication codes. */ typedef struct gcry_mac_spec { int algo; struct { unsigned int disabled:1; unsigned int fips:1; } flags; const char *name; const gcry_mac_spec_ops_t *ops; } gcry_mac_spec_t; /* The handle structure. */ struct gcry_mac_handle { int magic; int algo; const gcry_mac_spec_t *spec; gcry_ctx_t gcry_ctx; union { struct { gcry_md_hd_t md_ctx; int md_algo; } hmac; struct { gcry_cipher_hd_t ctx; int cipher_algo; unsigned int blklen; } cmac; struct { gcry_cipher_hd_t ctx; int cipher_algo; } gmac; struct { struct poly1305mac_context_s *ctx; } poly1305mac; struct { GOST28147_context ctx; u32 n1, n2; unsigned int unused; unsigned int count; unsigned char lastiv[8]; /* IMIT blocksize */ } imit; } u; }; /* * The HMAC algorithm specifications (mac-hmac.c). */ #if USE_SHA1 extern const gcry_mac_spec_t _gcry_mac_type_spec_hmac_sha1; #endif #if USE_SHA256 extern const gcry_mac_spec_t _gcry_mac_type_spec_hmac_sha256; extern const gcry_mac_spec_t _gcry_mac_type_spec_hmac_sha224; #endif #if USE_SHA512 extern const gcry_mac_spec_t _gcry_mac_type_spec_hmac_sha512; extern const gcry_mac_spec_t _gcry_mac_type_spec_hmac_sha384; extern const gcry_mac_spec_t _gcry_mac_type_spec_hmac_sha512_224; extern const gcry_mac_spec_t _gcry_mac_type_spec_hmac_sha512_256; #endif #if USE_SHA3 extern const gcry_mac_spec_t _gcry_mac_type_spec_hmac_sha3_224; extern const gcry_mac_spec_t _gcry_mac_type_spec_hmac_sha3_256; extern const gcry_mac_spec_t _gcry_mac_type_spec_hmac_sha3_384; extern const gcry_mac_spec_t _gcry_mac_type_spec_hmac_sha3_512; #endif #if USE_GOST_R_3411_94 extern const gcry_mac_spec_t _gcry_mac_type_spec_hmac_gost3411_94; extern const gcry_mac_spec_t _gcry_mac_type_spec_hmac_gost3411_cp; #endif #if USE_GOST_R_3411_12 extern const gcry_mac_spec_t _gcry_mac_type_spec_hmac_stribog256; extern const gcry_mac_spec_t _gcry_mac_type_spec_hmac_stribog512; #endif #if USE_WHIRLPOOL extern const gcry_mac_spec_t _gcry_mac_type_spec_hmac_whirlpool; #endif #if USE_RMD160 extern const gcry_mac_spec_t _gcry_mac_type_spec_hmac_rmd160; #endif #if USE_TIGER extern const gcry_mac_spec_t _gcry_mac_type_spec_hmac_tiger1; #endif #if USE_MD5 extern const gcry_mac_spec_t _gcry_mac_type_spec_hmac_md5; #endif #if USE_MD4 extern const gcry_mac_spec_t _gcry_mac_type_spec_hmac_md4; #endif #if USE_BLAKE2 extern const gcry_mac_spec_t _gcry_mac_type_spec_hmac_blake2b_512; extern const gcry_mac_spec_t _gcry_mac_type_spec_hmac_blake2b_384; extern const gcry_mac_spec_t _gcry_mac_type_spec_hmac_blake2b_256; extern const gcry_mac_spec_t _gcry_mac_type_spec_hmac_blake2b_160; extern const gcry_mac_spec_t _gcry_mac_type_spec_hmac_blake2s_256; extern const gcry_mac_spec_t _gcry_mac_type_spec_hmac_blake2s_224; extern const gcry_mac_spec_t _gcry_mac_type_spec_hmac_blake2s_160; extern const gcry_mac_spec_t _gcry_mac_type_spec_hmac_blake2s_128; #endif #if USE_SM3 extern const gcry_mac_spec_t _gcry_mac_type_spec_hmac_sm3; #endif /* * The CMAC algorithm specifications (mac-cmac.c). */ #if USE_BLOWFISH extern const gcry_mac_spec_t _gcry_mac_type_spec_cmac_blowfish; #endif #if USE_DES extern const gcry_mac_spec_t _gcry_mac_type_spec_cmac_tripledes; #endif #if USE_CAST5 extern const gcry_mac_spec_t _gcry_mac_type_spec_cmac_cast5; #endif #if USE_AES extern const gcry_mac_spec_t _gcry_mac_type_spec_cmac_aes; #endif #if USE_TWOFISH extern const gcry_mac_spec_t _gcry_mac_type_spec_cmac_twofish; #endif #if USE_SERPENT extern const gcry_mac_spec_t _gcry_mac_type_spec_cmac_serpent; #endif #if USE_RFC2268 extern const gcry_mac_spec_t _gcry_mac_type_spec_cmac_rfc2268; #endif #if USE_SEED extern const gcry_mac_spec_t _gcry_mac_type_spec_cmac_seed; #endif #if USE_CAMELLIA extern const gcry_mac_spec_t _gcry_mac_type_spec_cmac_camellia; #endif #if USE_IDEA extern const gcry_mac_spec_t _gcry_mac_type_spec_cmac_idea; #endif #if USE_GOST28147 extern const gcry_mac_spec_t _gcry_mac_type_spec_cmac_gost28147; #endif #if USE_GOST28147 extern const gcry_mac_spec_t _gcry_mac_type_spec_gost28147_imit; #endif #if USE_SM4 extern const gcry_mac_spec_t _gcry_mac_type_spec_cmac_sm4; #endif /* * The GMAC algorithm specifications (mac-gmac.c). */ #if USE_AES extern const gcry_mac_spec_t _gcry_mac_type_spec_gmac_aes; #endif #if USE_TWOFISH extern const gcry_mac_spec_t _gcry_mac_type_spec_gmac_twofish; #endif #if USE_SERPENT extern const gcry_mac_spec_t _gcry_mac_type_spec_gmac_serpent; #endif #if USE_SEED extern const gcry_mac_spec_t _gcry_mac_type_spec_gmac_seed; #endif #if USE_CAMELLIA extern const gcry_mac_spec_t _gcry_mac_type_spec_gmac_camellia; #endif /* * The Poly1305 MAC algorithm specifications (mac-poly1305.c). */ extern const gcry_mac_spec_t _gcry_mac_type_spec_poly1305mac; #if USE_AES extern const gcry_mac_spec_t _gcry_mac_type_spec_poly1305mac_aes; #endif #if USE_CAMELLIA extern const gcry_mac_spec_t _gcry_mac_type_spec_poly1305mac_camellia; #endif #if USE_TWOFISH extern const gcry_mac_spec_t _gcry_mac_type_spec_poly1305mac_twofish; #endif #if USE_SERPENT extern const gcry_mac_spec_t _gcry_mac_type_spec_poly1305mac_serpent; #endif #if USE_SEED extern const gcry_mac_spec_t _gcry_mac_type_spec_poly1305mac_seed; #endif