michael@0: /*
michael@0:  * arcfive.c - stubs for RC5 - NOT a working implementation!
michael@0:  *
michael@0:  * This Source Code Form is subject to the terms of the Mozilla Public
michael@0:  * License, v. 2.0. If a copy of the MPL was not distributed with this
michael@0:  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
michael@0: 
michael@0: #ifdef FREEBL_NO_DEPEND
michael@0: #include "stubs.h"
michael@0: #endif
michael@0: 
michael@0: #include "blapi.h"
michael@0: #include "prerror.h"
michael@0: 
michael@0: /******************************************/
michael@0: /*
michael@0: ** RC5 symmetric block cypher -- 64-bit block size
michael@0: */
michael@0: 
michael@0: /*
michael@0: ** Create a new RC5 context suitable for RC5 encryption/decryption.
michael@0: **      "key" raw key data
michael@0: **      "len" the number of bytes of key data
michael@0: **      "iv" is the CBC initialization vector (if mode is NSS_RC5_CBC)
michael@0: **      "mode" one of NSS_RC5 or NSS_RC5_CBC
michael@0: **
michael@0: ** When mode is set to NSS_RC5_CBC the RC5 cipher is run in "cipher block
michael@0: ** chaining" mode.
michael@0: */
michael@0: RC5Context *
michael@0: RC5_CreateContext(const SECItem *key, unsigned int rounds,
michael@0:                   unsigned int wordSize, const unsigned char *iv, int mode)
michael@0: {
michael@0:     PORT_SetError(PR_NOT_IMPLEMENTED_ERROR);
michael@0:     return NULL;
michael@0: }
michael@0: 
michael@0: /*
michael@0: ** Destroy an RC5 encryption/decryption context.
michael@0: **      "cx" the context
michael@0: **      "freeit" if PR_TRUE then free the object as well as its sub-objects
michael@0: */
michael@0: void 
michael@0: RC5_DestroyContext(RC5Context *cx, PRBool freeit) 
michael@0: {
michael@0:     PORT_SetError(PR_NOT_IMPLEMENTED_ERROR);
michael@0: }
michael@0: 
michael@0: /*
michael@0: ** Perform RC5 encryption.
michael@0: **      "cx" the context
michael@0: **      "output" the output buffer to store the encrypted data.
michael@0: **      "outputLen" how much data is stored in "output". Set by the routine
michael@0: **         after some data is stored in output.
michael@0: **      "maxOutputLen" the maximum amount of data that can ever be
michael@0: **         stored in "output"
michael@0: **      "input" the input data
michael@0: **      "inputLen" the amount of input data
michael@0: */
michael@0: SECStatus 
michael@0: RC5_Encrypt(RC5Context *cx, unsigned char *output, unsigned int *outputLen, 
michael@0: 	    unsigned int maxOutputLen, 
michael@0: 	    const unsigned char *input, unsigned int inputLen)
michael@0: {
michael@0:     PORT_SetError(PR_NOT_IMPLEMENTED_ERROR);
michael@0:     return SECFailure;
michael@0: }
michael@0: 
michael@0: /*
michael@0: ** Perform RC5 decryption.
michael@0: **      "cx" the context
michael@0: **      "output" the output buffer to store the decrypted data.
michael@0: **      "outputLen" how much data is stored in "output". Set by the routine
michael@0: **         after some data is stored in output.
michael@0: **      "maxOutputLen" the maximum amount of data that can ever be
michael@0: **         stored in "output"
michael@0: **      "input" the input data
michael@0: **      "inputLen" the amount of input data
michael@0: */
michael@0: SECStatus 
michael@0: RC5_Decrypt(RC5Context *cx, unsigned char *output, unsigned int *outputLen, 
michael@0: 	    unsigned int maxOutputLen,
michael@0:             const unsigned char *input, unsigned int inputLen)
michael@0: {
michael@0:     PORT_SetError(PR_NOT_IMPLEMENTED_ERROR);
michael@0:     return SECFailure;
michael@0: }
michael@0: