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1 /*
2  * SHA-512 internal definitions
3  * Copyright (c) 2015, Pali Rohár <pali.rohar@gmail.com>
4  *
5  * This software may be distributed under the terms of the BSD license.
6  * See README for more details.
7  */
8 
9 #ifndef SHA512_I_H
10 #define SHA512_I_H
11 
12 #define SHA512_BLOCK_SIZE 128
13 
14 struct sha512_state {
15 	u64 length, state[8];
16 	u32 curlen;
17 	u8 buf[SHA512_BLOCK_SIZE];
18 };
19 
20 void sha512_init(struct sha512_state *md);
21 int sha512_process(struct sha512_state *md, const unsigned char *in,
22 		   unsigned long inlen);
23 int sha512_done(struct sha512_state *md, unsigned char *out);
24 
25 #endif /* SHA512_I_H */
26