RetroZilla/security/nss/lib/freebl/arcfive.c
2018-05-19 22:01:21 +08:00

89 lines
2.6 KiB
C

/*
* 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;
}