| /* |
| BLAKE2 reference source code package - reference C implementations |
| |
| Written in 2012 by Samuel Neves <sneves@dei.uc.pt> |
| |
| To the extent possible under law, the author(s) have dedicated all copyright |
| and related and neighboring rights to this software to the public domain |
| worldwide. This software is distributed without any warranty. |
| |
| You should have received a copy of the CC0 Public Domain Dedication along with |
| this software. If not, see <http://creativecommons.org/publicdomain/zero/1.0/>. |
| */ |
| /* blake2-int.h |
| * |
| * Copyright (C) 2006-2014 wolfSSL Inc. |
| * |
| * This file is part of CyaSSL. |
| * |
| * CyaSSL is free software; you can redistribute it and/or modify |
| * it under the terms of the GNU General Public License as published by |
| * the Free Software Foundation; either version 2 of the License, or |
| * (at your option) any later version. |
| * |
| * CyaSSL 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 General Public License for more details. |
| * |
| * You should have received a copy of the GNU General Public License |
| * along with this program; if not, write to the Free Software |
| * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA |
| */ |
| |
| |
| |
| #ifndef CTAOCRYPT_BLAKE2_INT_H |
| #define CTAOCRYPT_BLAKE2_INT_H |
| |
| #include <cyassl/ctaocrypt/types.h> |
| |
| |
| #if defined(_MSC_VER) |
| #define ALIGN(x) __declspec(align(x)) |
| #elif defined(__GNUC__) |
| #define ALIGN(x) __attribute__((aligned(x))) |
| #else |
| #define ALIGN(x) |
| #endif |
| |
| |
| #if defined(__cplusplus) |
| extern "C" { |
| #endif |
| |
| enum blake2s_constant |
| { |
| BLAKE2S_BLOCKBYTES = 64, |
| BLAKE2S_OUTBYTES = 32, |
| BLAKE2S_KEYBYTES = 32, |
| BLAKE2S_SALTBYTES = 8, |
| BLAKE2S_PERSONALBYTES = 8 |
| }; |
| |
| enum blake2b_constant |
| { |
| BLAKE2B_BLOCKBYTES = 128, |
| BLAKE2B_OUTBYTES = 64, |
| BLAKE2B_KEYBYTES = 64, |
| BLAKE2B_SALTBYTES = 16, |
| BLAKE2B_PERSONALBYTES = 16 |
| }; |
| |
| #pragma pack(push, 1) |
| typedef struct __blake2s_param |
| { |
| byte digest_length; /* 1 */ |
| byte key_length; /* 2 */ |
| byte fanout; /* 3 */ |
| byte depth; /* 4 */ |
| word32 leaf_length; /* 8 */ |
| byte node_offset[6];/* 14 */ |
| byte node_depth; /* 15 */ |
| byte inner_length; /* 16 */ |
| /* byte reserved[0]; */ |
| byte salt[BLAKE2B_SALTBYTES]; /* 24 */ |
| byte personal[BLAKE2S_PERSONALBYTES]; /* 32 */ |
| } blake2s_param; |
| |
| ALIGN( 64 ) typedef struct __blake2s_state |
| { |
| word32 h[8]; |
| word32 t[2]; |
| word32 f[2]; |
| byte buf[2 * BLAKE2S_BLOCKBYTES]; |
| word64 buflen; |
| byte last_node; |
| } blake2s_state ; |
| |
| typedef struct __blake2b_param |
| { |
| byte digest_length; /* 1 */ |
| byte key_length; /* 2 */ |
| byte fanout; /* 3 */ |
| byte depth; /* 4 */ |
| word32 leaf_length; /* 8 */ |
| word64 node_offset; /* 16 */ |
| byte node_depth; /* 17 */ |
| byte inner_length; /* 18 */ |
| byte reserved[14]; /* 32 */ |
| byte salt[BLAKE2B_SALTBYTES]; /* 48 */ |
| byte personal[BLAKE2B_PERSONALBYTES]; /* 64 */ |
| } blake2b_param; |
| |
| ALIGN( 64 ) typedef struct __blake2b_state |
| { |
| word64 h[8]; |
| word64 t[2]; |
| word64 f[2]; |
| byte buf[2 * BLAKE2B_BLOCKBYTES]; |
| word64 buflen; |
| byte last_node; |
| } blake2b_state; |
| |
| typedef struct __blake2sp_state |
| { |
| blake2s_state S[8][1]; |
| blake2s_state R[1]; |
| byte buf[8 * BLAKE2S_BLOCKBYTES]; |
| word64 buflen; |
| } blake2sp_state; |
| |
| typedef struct __blake2bp_state |
| { |
| blake2b_state S[4][1]; |
| blake2b_state R[1]; |
| byte buf[4 * BLAKE2B_BLOCKBYTES]; |
| word64 buflen; |
| } blake2bp_state; |
| #pragma pack(pop) |
| |
| /* Streaming API */ |
| int blake2s_init( blake2s_state *S, const byte outlen ); |
| int blake2s_init_key( blake2s_state *S, const byte outlen, const void *key, const byte keylen ); |
| int blake2s_init_param( blake2s_state *S, const blake2s_param *P ); |
| int blake2s_update( blake2s_state *S, const byte *in, word64 inlen ); |
| int blake2s_final( blake2s_state *S, byte *out, byte outlen ); |
| |
| int blake2b_init( blake2b_state *S, const byte outlen ); |
| int blake2b_init_key( blake2b_state *S, const byte outlen, const void *key, const byte keylen ); |
| int blake2b_init_param( blake2b_state *S, const blake2b_param *P ); |
| int blake2b_update( blake2b_state *S, const byte *in, word64 inlen ); |
| int blake2b_final( blake2b_state *S, byte *out, byte outlen ); |
| |
| int blake2sp_init( blake2sp_state *S, const byte outlen ); |
| int blake2sp_init_key( blake2sp_state *S, const byte outlen, const void *key, const byte keylen ); |
| int blake2sp_update( blake2sp_state *S, const byte *in, word64 inlen ); |
| int blake2sp_final( blake2sp_state *S, byte *out, byte outlen ); |
| |
| int blake2bp_init( blake2bp_state *S, const byte outlen ); |
| int blake2bp_init_key( blake2bp_state *S, const byte outlen, const void *key, const byte keylen ); |
| int blake2bp_update( blake2bp_state *S, const byte *in, word64 inlen ); |
| int blake2bp_final( blake2bp_state *S, byte *out, byte outlen ); |
| |
| /* Simple API */ |
| int blake2s( byte *out, const void *in, const void *key, const byte outlen, const word64 inlen, byte keylen ); |
| int blake2b( byte *out, const void *in, const void *key, const byte outlen, const word64 inlen, byte keylen ); |
| |
| int blake2sp( byte *out, const void *in, const void *key, const byte outlen, const word64 inlen, byte keylen ); |
| int blake2bp( byte *out, const void *in, const void *key, const byte outlen, const word64 inlen, byte keylen ); |
| |
| static inline int blake2( byte *out, const void *in, const void *key, const byte outlen, const word64 inlen, byte keylen ) |
| { |
| return blake2b( out, in, key, outlen, inlen, keylen ); |
| } |
| |
| |
| |
| #if defined(__cplusplus) |
| } |
| #endif |
| |
| #endif /* CTAOCRYPT_BLAKE2_INT_H */ |
| |