incubator-nuttx/include/nuttx/crypto/tea.h

58 lines
2.2 KiB
C

/****************************************************************************
* include/nuttx/crypto/tea.h
* Tiny Encryption Algorithm
*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright ownership. The
* ASF licenses this file to you under the Apache License, Version 2.0 (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.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
* WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
* License for the specific language governing permissions and limitations
* under the License.
*
****************************************************************************/
#ifndef __INCLUDE_NUTTX_CRYPTO_TEA_H
#define __INCLUDE_NUTTX_CRYPTO_TEA_H
/****************************************************************************
* Included Files
****************************************************************************/
#include <stdint.h>
/****************************************************************************
* Public Function Prototypes
****************************************************************************/
/****************************************************************************
* Name: tea_encrypt
*
* Input Parameters:
* value = 2 x 32-bit value (input/output)
* key = 4 x 32-bit Cache key (input)
*
****************************************************************************/
void tea_encrypt(FAR uint32_t *value, FAR const uint32_t *key);
/****************************************************************************
* Name: tea_decrypt
*
* Input Parameters:
* value = 2 x 32-bit value (input/output)
* key = 4 x 32-bit Cache key (input)
*
****************************************************************************/
void tea_decrypt(FAR uint32_t *value, FAR const uint32_t *key);
#endif /* __INCLUDE_NUTTX_CRYPTO_TEA_H */