RetroZilla/security/nss/lib/freebl/sechash.h

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#ifndef _HASH_H_
#define _HASH_H_
/* ***** BEGIN LICENSE BLOCK *****
* Version: MPL 1.1/GPL 2.0/LGPL 2.1
*
* The contents of this file are subject to the Mozilla Public License Version
* 1.1 (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.mozilla.org/MPL/
*
* Software distributed under the License is distributed on an "AS IS" basis,
* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
* for the specific language governing rights and limitations under the
* License.
*
* The Original Code is the Netscape security libraries.
*
* The Initial Developer of the Original Code is
* Netscape Communications Corporation.
* Portions created by the Initial Developer are Copyright (C) 1994-2000
* the Initial Developer. All Rights Reserved.
*
* Contributor(s):
*
* Alternatively, the contents of this file may be used under the terms of
* either the GNU General Public License Version 2 or later (the "GPL"), or
* the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
* in which case the provisions of the GPL or the LGPL are applicable instead
* of those above. If you wish to allow use of your version of this file only
* under the terms of either the GPL or the LGPL, and not to allow others to
* use your version of this file under the terms of the MPL, indicate your
* decision by deleting the provisions above and replace them with the notice
* and other provisions required by the GPL or the LGPL. If you do not delete
* the provisions above, a recipient may use your version of this file under
* the terms of any one of the MPL, the GPL or the LGPL.
*
* ***** END LICENSE BLOCK ***** */
/* $Id: sechash.h,v 1.8 2008/12/10 22:48:04 nelson%bolyard.com Exp $ */
#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,
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);
SEC_END_PROTOS
#endif /* _HASH_H_ */