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/* * Copyright 2016-2017 The OpenSSL Project Authors. All Rights Reserved. * * Licensed under the OpenSSL license (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 */ /* * Derived from the BLAKE2 reference implementation written by Samuel Neves. * Copyright 2012, Samuel Neves <[email protected]> * More information about the BLAKE2 hash function and its implementations * can be found at https://blake2.net. */ #include <stddef.h> #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 */ uint8_t leaf_length[4];/* 8 */ uint8_t node_offset[6];/* 14 */ uint8_t node_depth; /* 15 */ uint8_t inner_length; /* 16 */ 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 */ uint8_t leaf_length[4];/* 8 */ uint8_t node_offset[8];/* 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);