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#ifndef _DESHA1_H
#define _DESHA1_H
/*-------------------------------------------------------------------------
* drawElements Base Portability Library
* -------------------------------------
*
* Copyright 2015 The Android Open Source Project
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*
*//*!
* \file
* \brief SHA1 hash functions.
*//*--------------------------------------------------------------------*/
#include "deDefs.h"
DE_BEGIN_EXTERN_C
typedef struct deSha1Stream_s
{
deUint64 size;
deUint32 hash[5];
deUint32 data[80];
} deSha1Stream;
typedef struct deSha1_s
{
deUint32 hash[5];
} deSha1;
/* Initialize sha1 stream. */
void deSha1Stream_init (deSha1Stream* stream);
/* Process single 512bit chunk. */
void deSha1Stream_process (deSha1Stream* stream, size_t size, const void* data);
/* Finalize the stream and output the hash. */
void deSha1Stream_finalize (deSha1Stream* stream, deSha1* hash);
/* Compute the sha1 hash from data. */
void deSha1_compute (deSha1* hash, size_t size, const void* data);
/* Render sha1 hash as 40 digit hex string. */
void deSha1_render (const deSha1* hash, char* buffer);
/* Parse sha1 from 40 digit hex string. */
deBool deSha1_parse (deSha1* hash, const char* buffer);
/* Compare hashes for equality. */
deBool deSha1_equal (const deSha1* a, const deSha1* b);
void deSha1_selfTest (void);
DE_END_EXTERN_C
#endif /* _DESHA1_H */