/*

 * arcfive.c - stubs for RC5 - NOT a working implementation!

 *

 * 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/. */

#ifdef FREEBL_NO_DEPEND

#include "stubs.h"

#endif

#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;

}