1 /* 2 * SHA-256 internal definitions 3 * Copyright (c) 2003-2011, Jouni Malinen <j (at) w1.fi> 4 * 5 * This software may be distributed under the terms of the BSD license. 6 * See README for more details. 7 */ 8 9 #ifndef SHA256_I_H 10 #define SHA256_I_H 11 12 #define SHA256_BLOCK_SIZE 64 13 14 struct sha256_state { 15 u64 length; 16 u32 state[8], curlen; 17 u8 buf[SHA256_BLOCK_SIZE]; 18 }; 19 20 void sha256_init(struct sha256_state *md); 21 int sha256_process(struct sha256_state *md, const unsigned char *in, 22 unsigned long inlen); 23 int sha256_done(struct sha256_state *md, unsigned char *out); 24 25 #endif /* SHA256_I_H */ 26
