diff options
author | Bill Cox <waywardgeek@google.com> | 2016-03-09 23:08:31 +0100 |
---|---|---|
committer | Rich Salz <rsalz@openssl.org> | 2016-03-11 10:39:10 -0500 |
commit | 2d0b44126763f989a4cbffbffe9d0c7518158bb7 (patch) | |
tree | 241855d2b5a9b91688f969bf849037f6a0343594 /crypto/include | |
parent | 40f43f8a2e7c75f032672d198604e4fbd6a60fd8 (diff) | |
download | openssl-2d0b44126763f989a4cbffbffe9d0c7518158bb7.tar.gz |
Add blake2 support.
Reviewed-by: Andy Polyakov <appro@openssl.org>
Reviewed-by: Rich Salz <rsalz@openssl.org>
Diffstat (limited to 'crypto/include')
-rw-r--r-- | crypto/include/internal/blake2_locl.h | 98 |
1 files changed, 98 insertions, 0 deletions
diff --git a/crypto/include/internal/blake2_locl.h b/crypto/include/internal/blake2_locl.h new file mode 100644 index 0000000000..1f19def632 --- /dev/null +++ b/crypto/include/internal/blake2_locl.h @@ -0,0 +1,98 @@ +/* + * BLAKE2 reference source code package - reference C implementations + * + * Copyright 2012, Samuel Neves <sneves@dei.uc.pt>. + * You may use this under the terms of the CC0, the OpenSSL Licence, or the + * Apache Public License 2.0, at your option. The terms of these licenses can + * be found at: + * + * - OpenSSL license : https://www.openssl.org/source/license.html + * - Apache 2.0 : http://www.apache.org/licenses/LICENSE-2.0 + * - CC0 1.0 Universal : http://www.apache.org/licenses/LICENSE-2.0 + * + * More information about the BLAKE2 hash function can be found at + * https://blake2.net. + */ + +/* crypto/blake2/blake2_locl.h */ + +#include <stddef.h> +#include <stdint.h> + +# ifdef OPENSSL_NO_BLAKE2 +# error BLAKE2 is disabled. +# endif + +#define BLAKE2S_BLOCKBYTES 64 +#define BLAKE2S_OUTBYTES 32 +#define BLAKE2S_KEYBYTES 32 +#define BLAKE2S_SALTBYTES 8 +#define BLAKE2S_PERSONALBYTES 8 + +#define BLAKE2B_BLOCKBYTES 128 +#define BLAKE2B_OUTBYTES 64 +#define BLAKE2B_KEYBYTES 64 +#define BLAKE2B_SALTBYTES 16 +#define BLAKE2B_PERSONALBYTES 16 + +struct blake2s_param_st { + uint8_t digest_length; /* 1 */ + uint8_t key_length; /* 2 */ + uint8_t fanout; /* 3 */ + uint8_t depth; /* 4 */ + uint32_t leaf_length; /* 8 */ + uint8_t node_offset[6];/* 14 */ + uint8_t node_depth; /* 15 */ + uint8_t inner_length; /* 16 */ + /* uint8_t reserved[0]; */ + uint8_t salt[BLAKE2S_SALTBYTES]; /* 24 */ + uint8_t personal[BLAKE2S_PERSONALBYTES]; /* 32 */ +}; + +typedef struct blake2s_param_st BLAKE2S_PARAM; + +struct blake2s_ctx_st { + uint32_t h[8]; + uint32_t t[2]; + uint32_t f[2]; + uint8_t buf[BLAKE2S_BLOCKBYTES]; + size_t buflen; +}; + +struct blake2b_param_st { + uint8_t digest_length; /* 1 */ + uint8_t key_length; /* 2 */ + uint8_t fanout; /* 3 */ + uint8_t depth; /* 4 */ + uint32_t leaf_length; /* 8 */ + uint64_t node_offset; /* 16 */ + uint8_t node_depth; /* 17 */ + uint8_t inner_length; /* 18 */ + uint8_t reserved[14]; /* 32 */ + uint8_t salt[BLAKE2B_SALTBYTES]; /* 48 */ + uint8_t personal[BLAKE2B_PERSONALBYTES]; /* 64 */ +}; + +typedef struct blake2b_param_st BLAKE2B_PARAM; + +struct blake2b_ctx_st { + uint64_t h[8]; + uint64_t t[2]; + uint64_t f[2]; + uint8_t buf[BLAKE2B_BLOCKBYTES]; + size_t buflen; +}; + +#define BLAKE2B_DIGEST_LENGTH 64 +#define BLAKE2S_DIGEST_LENGTH 32 + +typedef struct blake2s_ctx_st BLAKE2S_CTX; +typedef struct blake2b_ctx_st BLAKE2B_CTX; + +int BLAKE2b_Init(BLAKE2B_CTX *c); +int BLAKE2b_Update(BLAKE2B_CTX *c, const void *data, size_t datalen); +int BLAKE2b_Final(unsigned char *md, BLAKE2B_CTX *c); + +int BLAKE2s_Init(BLAKE2S_CTX *c); +int BLAKE2s_Update(BLAKE2S_CTX *c, const void *data, size_t datalen); +int BLAKE2s_Final(unsigned char *md, BLAKE2S_CTX *c); |