1252190Srpaulo/*
2252190Srpaulo * SHA-256 internal definitions
3252190Srpaulo * Copyright (c) 2003-2011, Jouni Malinen <j@w1.fi>
4252190Srpaulo *
5252190Srpaulo * This software may be distributed under the terms of the BSD license.
6252190Srpaulo * See README for more details.
7252190Srpaulo */
8252190Srpaulo
9252190Srpaulo#ifndef SHA256_I_H
10252190Srpaulo#define SHA256_I_H
11252190Srpaulo
12252190Srpaulo#define SHA256_BLOCK_SIZE 64
13252190Srpaulo
14252190Srpaulostruct sha256_state {
15252190Srpaulo	u64 length;
16252190Srpaulo	u32 state[8], curlen;
17252190Srpaulo	u8 buf[SHA256_BLOCK_SIZE];
18252190Srpaulo};
19252190Srpaulo
20252190Srpaulovoid sha256_init(struct sha256_state *md);
21252190Srpauloint sha256_process(struct sha256_state *md, const unsigned char *in,
22252190Srpaulo		   unsigned long inlen);
23252190Srpauloint sha256_done(struct sha256_state *md, unsigned char *out);
24252190Srpaulo
25252190Srpaulo#endif /* SHA256_I_H */
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