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90 lines
2.6 KiB
C
90 lines
2.6 KiB
C
/*
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* Copyright 2016-2017 The OpenSSL Project Authors. All Rights Reserved.
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*
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* Licensed under the OpenSSL license (the "License"). You may not use
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* this file except in compliance with the License. You can obtain a copy
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* in the file LICENSE in the source distribution or at
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* https://www.openssl.org/source/license.html
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*/
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/*
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* Derived from the BLAKE2 reference implementation written by Samuel Neves.
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* Copyright 2012, Samuel Neves <sneves@dei.uc.pt>
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* More information about the BLAKE2 hash function and its implementations
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* can be found at https://blake2.net.
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*/
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#include <stddef.h>
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#define BLAKE2S_BLOCKBYTES 64
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#define BLAKE2S_OUTBYTES 32
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#define BLAKE2S_KEYBYTES 32
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#define BLAKE2S_SALTBYTES 8
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#define BLAKE2S_PERSONALBYTES 8
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#define BLAKE2B_BLOCKBYTES 128
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#define BLAKE2B_OUTBYTES 64
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#define BLAKE2B_KEYBYTES 64
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#define BLAKE2B_SALTBYTES 16
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#define BLAKE2B_PERSONALBYTES 16
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struct blake2s_param_st {
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uint8_t digest_length; /* 1 */
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uint8_t key_length; /* 2 */
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uint8_t fanout; /* 3 */
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uint8_t depth; /* 4 */
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uint8_t leaf_length[4];/* 8 */
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uint8_t node_offset[6];/* 14 */
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uint8_t node_depth; /* 15 */
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uint8_t inner_length; /* 16 */
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uint8_t salt[BLAKE2S_SALTBYTES]; /* 24 */
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uint8_t personal[BLAKE2S_PERSONALBYTES]; /* 32 */
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};
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typedef struct blake2s_param_st BLAKE2S_PARAM;
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struct blake2s_ctx_st {
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uint32_t h[8];
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uint32_t t[2];
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uint32_t f[2];
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uint8_t buf[BLAKE2S_BLOCKBYTES];
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size_t buflen;
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};
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struct blake2b_param_st {
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uint8_t digest_length; /* 1 */
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uint8_t key_length; /* 2 */
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uint8_t fanout; /* 3 */
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uint8_t depth; /* 4 */
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uint8_t leaf_length[4];/* 8 */
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uint8_t node_offset[8];/* 16 */
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uint8_t node_depth; /* 17 */
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uint8_t inner_length; /* 18 */
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uint8_t reserved[14]; /* 32 */
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uint8_t salt[BLAKE2B_SALTBYTES]; /* 48 */
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uint8_t personal[BLAKE2B_PERSONALBYTES]; /* 64 */
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};
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typedef struct blake2b_param_st BLAKE2B_PARAM;
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struct blake2b_ctx_st {
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uint64_t h[8];
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uint64_t t[2];
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uint64_t f[2];
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uint8_t buf[BLAKE2B_BLOCKBYTES];
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size_t buflen;
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};
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#define BLAKE2B_DIGEST_LENGTH 64
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#define BLAKE2S_DIGEST_LENGTH 32
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typedef struct blake2s_ctx_st BLAKE2S_CTX;
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typedef struct blake2b_ctx_st BLAKE2B_CTX;
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int BLAKE2b_Init(BLAKE2B_CTX *c);
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int BLAKE2b_Update(BLAKE2B_CTX *c, const void *data, size_t datalen);
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int BLAKE2b_Final(unsigned char *md, BLAKE2B_CTX *c);
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int BLAKE2s_Init(BLAKE2S_CTX *c);
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int BLAKE2s_Update(BLAKE2S_CTX *c, const void *data, size_t datalen);
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int BLAKE2s_Final(unsigned char *md, BLAKE2S_CTX *c);
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