sha256.h - mozsearch

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/* This Source Code Form is subject to the terms of the Mozilla Public

 * License, v. 2.0. If a copy of the MPL was not distributed with this

 * file, You can obtain one at http://mozilla.org/MPL/2.0/. */

#ifndef _SHA_256_H_

#define _SHA_256_H_

#include "prtypes.h"

struct SHA256ContextStr;

typedef void (*sha256_compress_t)(struct SHA256ContextStr *);

typedef void (*sha256_update_t)(struct SHA256ContextStr *, const unsigned char *,

                                unsigned int);

struct SHA256ContextStr {

    union {

        PRUint32 w[64]; /* message schedule, input buffer, plus 48 words */

        PRUint8 b[256];

    } u;

    PRUint32 h[8];           /* 8 state variables */

    PRUint32 sizeHi, sizeLo; /* 64-bit count of hashed bytes. */

    sha256_compress_t compress;

    sha256_update_t update;

};

#endif /* _SHA_256_H_ */