RetroZilla/security/nss/lib/freebl/rawhash.c

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2015-10-21 05:03:22 +02:00
/* ***** 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 ***** */
#ifdef FREEBL_NO_DEPEND
#include "stubs.h"
#endif
#include "nspr.h"
#include "sechash.h"
#include "blapi.h" /* below the line */
#include "secerr.h"
static void *
null_hash_new_context(void)
{
return NULL;
}
static void *
null_hash_clone_context(void *v)
{
PORT_Assert(v == NULL);
return NULL;
}
static void
null_hash_begin(void *v)
{
}
static void
null_hash_update(void *v, const unsigned char *input, unsigned int length)
{
}
static void
null_hash_end(void *v, unsigned char *output, unsigned int *outLen,
unsigned int maxOut)
{
*outLen = 0;
}
static void
null_hash_destroy_context(void *v, PRBool b)
{
PORT_Assert(v == NULL);
}
const SECHashObject SECRawHashObjects[] = {
{ 0,
(void * (*)(void)) null_hash_new_context,
(void * (*)(void *)) null_hash_clone_context,
(void (*)(void *, PRBool)) null_hash_destroy_context,
(void (*)(void *)) null_hash_begin,
(void (*)(void *, const unsigned char *, unsigned int)) null_hash_update,
(void (*)(void *, unsigned char *, unsigned int *,
unsigned int)) null_hash_end,
0,
HASH_AlgNULL
},
{ MD2_LENGTH,
(void * (*)(void)) MD2_NewContext,
(void * (*)(void *)) null_hash_clone_context,
(void (*)(void *, PRBool)) MD2_DestroyContext,
(void (*)(void *)) MD2_Begin,
(void (*)(void *, const unsigned char *, unsigned int)) MD2_Update,
(void (*)(void *, unsigned char *, unsigned int *, unsigned int)) MD2_End,
MD2_BLOCK_LENGTH,
HASH_AlgMD2
},
{ MD5_LENGTH,
(void * (*)(void)) MD5_NewContext,
(void * (*)(void *)) null_hash_clone_context,
(void (*)(void *, PRBool)) MD5_DestroyContext,
(void (*)(void *)) MD5_Begin,
(void (*)(void *, const unsigned char *, unsigned int)) MD5_Update,
(void (*)(void *, unsigned char *, unsigned int *, unsigned int)) MD5_End,
MD5_BLOCK_LENGTH,
HASH_AlgMD5
},
{ SHA1_LENGTH,
(void * (*)(void)) SHA1_NewContext,
(void * (*)(void *)) null_hash_clone_context,
(void (*)(void *, PRBool)) SHA1_DestroyContext,
(void (*)(void *)) SHA1_Begin,
(void (*)(void *, const unsigned char *, unsigned int)) SHA1_Update,
(void (*)(void *, unsigned char *, unsigned int *, unsigned int)) SHA1_End,
SHA1_BLOCK_LENGTH,
HASH_AlgSHA1
},
{ SHA256_LENGTH,
(void * (*)(void)) SHA256_NewContext,
(void * (*)(void *)) null_hash_clone_context,
(void (*)(void *, PRBool)) SHA256_DestroyContext,
(void (*)(void *)) SHA256_Begin,
(void (*)(void *, const unsigned char *, unsigned int)) SHA256_Update,
(void (*)(void *, unsigned char *, unsigned int *,
unsigned int)) SHA256_End,
SHA256_BLOCK_LENGTH,
HASH_AlgSHA256
},
{ SHA384_LENGTH,
(void * (*)(void)) SHA384_NewContext,
(void * (*)(void *)) null_hash_clone_context,
(void (*)(void *, PRBool)) SHA384_DestroyContext,
(void (*)(void *)) SHA384_Begin,
(void (*)(void *, const unsigned char *, unsigned int)) SHA384_Update,
(void (*)(void *, unsigned char *, unsigned int *,
unsigned int)) SHA384_End,
SHA384_BLOCK_LENGTH,
HASH_AlgSHA384
},
{ SHA512_LENGTH,
(void * (*)(void)) SHA512_NewContext,
(void * (*)(void *)) null_hash_clone_context,
(void (*)(void *, PRBool)) SHA512_DestroyContext,
(void (*)(void *)) SHA512_Begin,
(void (*)(void *, const unsigned char *, unsigned int)) SHA512_Update,
(void (*)(void *, unsigned char *, unsigned int *,
unsigned int)) SHA512_End,
SHA512_BLOCK_LENGTH,
HASH_AlgSHA512
},
};
const SECHashObject *
HASH_GetRawHashObject(HASH_HashType hashType)
{
if (hashType < HASH_AlgNULL || hashType >= HASH_AlgTOTAL) {
PORT_SetError(SEC_ERROR_INVALID_ARGS);
return NULL;
}
return &SECRawHashObjects[hashType];
}