gecko-dev/security/nss/lib/freebl/arcfive.c

118 lines
4.1 KiB
C

/*
* arcfive.c - stubs for RC5 - NOT a working implementation!
*
* ***** 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) 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: arcfive.c,v 1.5 2004/04/27 23:04:36 gerv%gerv.net Exp $ */
#include "blapi.h"
#include "prerror.h"
/******************************************/
/*
** RC5 symmetric block cypher -- 64-bit block size
*/
/*
** Create a new RC5 context suitable for RC5 encryption/decryption.
** "key" raw key data
** "len" the number of bytes of key data
** "iv" is the CBC initialization vector (if mode is NSS_RC5_CBC)
** "mode" one of NSS_RC5 or NSS_RC5_CBC
**
** When mode is set to NSS_RC5_CBC the RC5 cipher is run in "cipher block
** chaining" mode.
*/
RC5Context *
RC5_CreateContext(const SECItem *key, unsigned int rounds,
unsigned int wordSize, const unsigned char *iv, int mode)
{
PORT_SetError(PR_NOT_IMPLEMENTED_ERROR);
return NULL;
}
/*
** Destroy an RC5 encryption/decryption context.
** "cx" the context
** "freeit" if PR_TRUE then free the object as well as its sub-objects
*/
void
RC5_DestroyContext(RC5Context *cx, PRBool freeit)
{
PORT_SetError(PR_NOT_IMPLEMENTED_ERROR);
}
/*
** Perform RC5 encryption.
** "cx" the context
** "output" the output buffer to store the encrypted data.
** "outputLen" how much data is stored in "output". Set by the routine
** after some data is stored in output.
** "maxOutputLen" the maximum amount of data that can ever be
** stored in "output"
** "input" the input data
** "inputLen" the amount of input data
*/
SECStatus
RC5_Encrypt(RC5Context *cx, unsigned char *output, unsigned int *outputLen,
unsigned int maxOutputLen,
const unsigned char *input, unsigned int inputLen)
{
PORT_SetError(PR_NOT_IMPLEMENTED_ERROR);
return SECFailure;
}
/*
** Perform RC5 decryption.
** "cx" the context
** "output" the output buffer to store the decrypted data.
** "outputLen" how much data is stored in "output". Set by the routine
** after some data is stored in output.
** "maxOutputLen" the maximum amount of data that can ever be
** stored in "output"
** "input" the input data
** "inputLen" the amount of input data
*/
SECStatus
RC5_Decrypt(RC5Context *cx, unsigned char *output, unsigned int *outputLen,
unsigned int maxOutputLen,
const unsigned char *input, unsigned int inputLen)
{
PORT_SetError(PR_NOT_IMPLEMENTED_ERROR);
return SECFailure;
}