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padlock.h File Reference

padlock.h File Reference

VIA PadLock ACE for HW encryption/decryption supported by some processors. More...

Go to the source code of this file.

Functions

int padlock_supports (int feature)
 PadLock detection routine.
int padlock_xcryptecb (aes_context *ctx, int mode, const unsigned char input[16], unsigned char output[16])
 PadLock AES-ECB block en(de)cryption.
int padlock_xcryptcbc (aes_context *ctx, int mode, size_t length, unsigned char iv[16], const unsigned char *input, unsigned char *output)
 PadLock AES-CBC buffer en(de)cryption.

Detailed Description

VIA PadLock ACE for HW encryption/decryption supported by some processors.

Copyright (C) 2006-2014, ARM Limited, All Rights Reserved

This file is part of mbed TLS (https://tls.mbed.org)

This program is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation; either version 2 of the License, or (at your option) any later version.

This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details.

You should have received a copy of the GNU General Public License along with this program; if not, write to the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.

Definition in file padlock.h.


Function Documentation

int padlock_supports ( int  feature )

PadLock detection routine.

Parameters:
featureThe feature to detect
Returns:
1 if CPU has support for the feature, 0 otherwise

Definition at line 46 of file padlock.c.

int padlock_xcryptcbc ( aes_context ctx,
int  mode,
size_t  length,
unsigned char  iv[16],
const unsigned char *  input,
unsigned char *  output 
)

PadLock AES-CBC buffer en(de)cryption.

Parameters:
ctxAES context
modeAES_ENCRYPT or AES_DECRYPT
lengthlength of the input data
ivinitialization vector (updated after use)
inputbuffer holding the input data
outputbuffer holding the output data
Returns:
0 if success, 1 if operation failed

Definition at line 117 of file padlock.c.

int padlock_xcryptecb ( aes_context ctx,
int  mode,
const unsigned char  input[16],
unsigned char  output[16] 
)

PadLock AES-ECB block en(de)cryption.

Parameters:
ctxAES context
modeAES_ENCRYPT or AES_DECRYPT
input16-byte input block
output16-byte output block
Returns:
0 if success, 1 if operation failed

Definition at line 77 of file padlock.c.