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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 _HASH_H_
#define _HASH_H_
#include "seccomon.h"
#include "hasht.h"
#include "secoidt.h"
SEC_BEGIN_PROTOS
/*
** Generic hash api.
*/
extern unsigned int HASH_ResultLen(HASH_HashType type);
extern unsigned int HASH_ResultLenContext(HASHContext *context);
extern unsigned int HASH_ResultLenByOidTag(SECOidTag hashOid);
extern SECStatus HASH_HashBuf(HASH_HashType type,
unsigned char *dest,
const unsigned char *src,
PRUint32 src_len);
extern HASHContext *HASH_Create(HASH_HashType type);
extern HASHContext *HASH_Clone(HASHContext *context);
extern void HASH_Destroy(HASHContext *context);
extern void HASH_Begin(HASHContext *context);
extern void HASH_Update(HASHContext *context,
const unsigned char *src,
unsigned int len);
extern void HASH_End(HASHContext *context,
unsigned char *result,
unsigned int *result_len,
unsigned int max_result_len);
extern HASH_HashType HASH_GetType(HASHContext *context);
extern const SECHashObject *HASH_GetHashObject(HASH_HashType type);
extern const SECHashObject *HASH_GetHashObjectByOidTag(SECOidTag hashOid);
extern HASH_HashType HASH_GetHashTypeByOidTag(SECOidTag hashOid);
extern SECOidTag HASH_GetHashOidTagByHMACOidTag(SECOidTag hmacOid);
extern SECOidTag HASH_GetHMACOidTagByHashOidTag(SECOidTag hashOid);
extern SECOidTag HASH_GetHashOidTagByHashType(HASH_HashType type);
SEC_END_PROTOS
#endif /* _HASH_H_ */
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