+++ /dev/null
-/**
- * \file xtea.h
- *
- * \brief XTEA block cipher (32-bit)
- *
- * Copyright (C) 2006-2015, ARM Limited, All Rights Reserved
- * SPDX-License-Identifier: GPL-2.0
- *
- * 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.
- *
- * This file is part of mbed TLS (https://tls.mbed.org)
- */
-#ifndef MBEDTLS_XTEA_H
-#define MBEDTLS_XTEA_H
-
-#if !defined(MBEDTLS_CONFIG_FILE)
-#include "config.h"
-#else
-#include MBEDTLS_CONFIG_FILE
-#endif
-
-#include <stddef.h>
-#include <stdint.h>
-
-#define MBEDTLS_XTEA_ENCRYPT 1
-#define MBEDTLS_XTEA_DECRYPT 0
-
-#define MBEDTLS_ERR_XTEA_INVALID_INPUT_LENGTH -0x0028 /**< The data input has an invalid length. */
-
-#if !defined(MBEDTLS_XTEA_ALT)
-// Regular implementation
-//
-
-#ifdef __cplusplus
-extern "C" {
-#endif
-
-/**
- * \brief XTEA context structure
- */
-typedef struct
-{
- uint32_t k[4]; /*!< key */
-}
-mbedtls_xtea_context;
-
-/**
- * \brief Initialize XTEA context
- *
- * \param ctx XTEA context to be initialized
- */
-void mbedtls_xtea_init( mbedtls_xtea_context *ctx );
-
-/**
- * \brief Clear XTEA context
- *
- * \param ctx XTEA context to be cleared
- */
-void mbedtls_xtea_free( mbedtls_xtea_context *ctx );
-
-/**
- * \brief XTEA key schedule
- *
- * \param ctx XTEA context to be initialized
- * \param key the secret key
- */
-void mbedtls_xtea_setup( mbedtls_xtea_context *ctx, const unsigned char key[16] );
-
-/**
- * \brief XTEA cipher function
- *
- * \param ctx XTEA context
- * \param mode MBEDTLS_XTEA_ENCRYPT or MBEDTLS_XTEA_DECRYPT
- * \param input 8-byte input block
- * \param output 8-byte output block
- *
- * \return 0 if successful
- */
-int mbedtls_xtea_crypt_ecb( mbedtls_xtea_context *ctx,
- int mode,
- const unsigned char input[8],
- unsigned char output[8] );
-
-#if defined(MBEDTLS_CIPHER_MODE_CBC)
-/**
- * \brief XTEA CBC cipher function
- *
- * \param ctx XTEA context
- * \param mode MBEDTLS_XTEA_ENCRYPT or MBEDTLS_XTEA_DECRYPT
- * \param length the length of input, multiple of 8
- * \param iv initialization vector for CBC mode
- * \param input input block
- * \param output output block
- *
- * \return 0 if successful,
- * MBEDTLS_ERR_XTEA_INVALID_INPUT_LENGTH if the length % 8 != 0
- */
-int mbedtls_xtea_crypt_cbc( mbedtls_xtea_context *ctx,
- int mode,
- size_t length,
- unsigned char iv[8],
- const unsigned char *input,
- unsigned char *output);
-#endif /* MBEDTLS_CIPHER_MODE_CBC */
-
-#ifdef __cplusplus
-}
-#endif
-
-#else /* MBEDTLS_XTEA_ALT */
-#include "xtea_alt.h"
-#endif /* MBEDTLS_XTEA_ALT */
-
-#ifdef __cplusplus
-extern "C" {
-#endif
-
-/**
- * \brief Checkup routine
- *
- * \return 0 if successful, or 1 if the test failed
- */
-int mbedtls_xtea_self_test( int verbose );
-
-#ifdef __cplusplus
-}
-#endif
-
-#endif /* xtea.h */