Fawwaz Nadzmy
mbed library sources. Supersedes mbed-src.
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Diff: targets/TARGET_NUVOTON/TARGET_NUC472/crypto/des/des_alt_sw.h
- Revision:
- 153:9398a535854b
- Parent:
- 152:9a67f0b066fc
--- a/targets/TARGET_NUVOTON/TARGET_NUC472/crypto/des/des_alt_sw.h Thu Dec 15 11:48:27 2016 +0000
+++ /dev/null Thu Jan 01 00:00:00 1970 +0000
@@ -1,283 +0,0 @@
-/**
- * \file des.h
- *
- * \brief DES block cipher
- *
- * Copyright (C) 2006-2015, ARM Limited, All Rights Reserved
- * SPDX-License-Identifier: Apache-2.0
- *
- * Licensed 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.
- *
- * This file is part of mbed TLS (https://tls.mbed.org)
- */
-#ifndef MBEDTLS_DES_ALT_SW_H
-#define MBEDTLS_DES_ALT_SW_H
-
-#if !defined(MBEDTLS_CONFIG_FILE)
-#include "config.h"
-#else
-#include MBEDTLS_CONFIG_FILE
-#endif
-
-#if defined(MBEDTLS_DES_C)
-#if defined(MBEDTLS_DES_ALT)
-
-#include <stddef.h>
-#include <stdint.h>
-
-#ifdef __cplusplus
-extern "C" {
-#endif
-
-/**
- * \brief DES context structure
- */
-typedef struct
-{
- uint32_t sk[32]; /*!< DES subkeys */
-}
-mbedtls_des_sw_context;
-
-/**
- * \brief Triple-DES context structure
- */
-typedef struct
-{
- uint32_t sk[96]; /*!< 3DES subkeys */
-}
-mbedtls_des3_sw_context;
-
-/**
- * \brief Initialize DES context
- *
- * \param ctx DES context to be initialized
- */
-void mbedtls_des_sw_init( mbedtls_des_sw_context *ctx );
-
-/**
- * \brief Clear DES context
- *
- * \param ctx DES context to be cleared
- */
-void mbedtls_des_sw_free( mbedtls_des_sw_context *ctx );
-
-/**
- * \brief Initialize Triple-DES context
- *
- * \param ctx DES3 context to be initialized
- */
-void mbedtls_des3_sw_init( mbedtls_des3_sw_context *ctx );
-
-/**
- * \brief Clear Triple-DES context
- *
- * \param ctx DES3 context to be cleared
- */
-void mbedtls_des3_sw_free( mbedtls_des3_sw_context *ctx );
-
-/**
- * \brief Set key parity on the given key to odd.
- *
- * DES keys are 56 bits long, but each byte is padded with
- * a parity bit to allow verification.
- *
- * \param key 8-byte secret key
- */
-void mbedtls_des_sw_key_set_parity( unsigned char key[MBEDTLS_DES_KEY_SIZE] );
-
-/**
- * \brief Check that key parity on the given key is odd.
- *
- * DES keys are 56 bits long, but each byte is padded with
- * a parity bit to allow verification.
- *
- * \param key 8-byte secret key
- *
- * \return 0 is parity was ok, 1 if parity was not correct.
- */
-int mbedtls_des_sw_key_check_key_parity( const unsigned char key[MBEDTLS_DES_KEY_SIZE] );
-
-/**
- * \brief Check that key is not a weak or semi-weak DES key
- *
- * \param key 8-byte secret key
- *
- * \return 0 if no weak key was found, 1 if a weak key was identified.
- */
-int mbedtls_des_sw_key_check_weak( const unsigned char key[MBEDTLS_DES_KEY_SIZE] );
-
-/**
- * \brief DES key schedule (56-bit, encryption)
- *
- * \param ctx DES context to be initialized
- * \param key 8-byte secret key
- *
- * \return 0
- */
-int mbedtls_des_sw_setkey_enc( mbedtls_des_sw_context *ctx, const unsigned char key[MBEDTLS_DES_KEY_SIZE] );
-
-/**
- * \brief DES key schedule (56-bit, decryption)
- *
- * \param ctx DES context to be initialized
- * \param key 8-byte secret key
- *
- * \return 0
- */
-int mbedtls_des_sw_setkey_dec( mbedtls_des_sw_context *ctx, const unsigned char key[MBEDTLS_DES_KEY_SIZE] );
-
-/**
- * \brief Triple-DES key schedule (112-bit, encryption)
- *
- * \param ctx 3DES context to be initialized
- * \param key 16-byte secret key
- *
- * \return 0
- */
-int mbedtls_des3_sw_set2key_enc( mbedtls_des3_sw_context *ctx,
- const unsigned char key[MBEDTLS_DES_KEY_SIZE * 2] );
-
-/**
- * \brief Triple-DES key schedule (112-bit, decryption)
- *
- * \param ctx 3DES context to be initialized
- * \param key 16-byte secret key
- *
- * \return 0
- */
-int mbedtls_des3_sw_set2key_dec( mbedtls_des3_sw_context *ctx,
- const unsigned char key[MBEDTLS_DES_KEY_SIZE * 2] );
-
-/**
- * \brief Triple-DES key schedule (168-bit, encryption)
- *
- * \param ctx 3DES context to be initialized
- * \param key 24-byte secret key
- *
- * \return 0
- */
-int mbedtls_des3_sw_set3key_enc( mbedtls_des3_sw_context *ctx,
- const unsigned char key[MBEDTLS_DES_KEY_SIZE * 3] );
-
-/**
- * \brief Triple-DES key schedule (168-bit, decryption)
- *
- * \param ctx 3DES context to be initialized
- * \param key 24-byte secret key
- *
- * \return 0
- */
-int mbedtls_des3_sw_set3key_dec( mbedtls_des3_sw_context *ctx,
- const unsigned char key[MBEDTLS_DES_KEY_SIZE * 3] );
-
-/**
- * \brief DES-ECB block encryption/decryption
- *
- * \param ctx DES context
- * \param input 64-bit input block
- * \param output 64-bit output block
- *
- * \return 0 if successful
- */
-int mbedtls_des_sw_crypt_ecb( mbedtls_des_sw_context *ctx,
- const unsigned char input[8],
- unsigned char output[8] );
-
-#if defined(MBEDTLS_CIPHER_MODE_CBC)
-/**
- * \brief DES-CBC buffer encryption/decryption
- *
- * \note Upon exit, the content of the IV is updated so that you can
- * call the function same function again on the following
- * block(s) of data and get the same result as if it was
- * encrypted in one call. This allows a "streaming" usage.
- * If on the other hand you need to retain the contents of the
- * IV, you should either save it manually or use the cipher
- * module instead.
- *
- * \param ctx DES context
- * \param mode MBEDTLS_DES_ENCRYPT or MBEDTLS_DES_DECRYPT
- * \param length length of the input data
- * \param iv initialization vector (updated after use)
- * \param input buffer holding the input data
- * \param output buffer holding the output data
- */
-int mbedtls_des_sw_crypt_cbc( mbedtls_des_sw_context *ctx,
- int mode,
- size_t length,
- unsigned char iv[8],
- const unsigned char *input,
- unsigned char *output );
-#endif /* MBEDTLS_CIPHER_MODE_CBC */
-
-/**
- * \brief 3DES-ECB block encryption/decryption
- *
- * \param ctx 3DES context
- * \param input 64-bit input block
- * \param output 64-bit output block
- *
- * \return 0 if successful
- */
-int mbedtls_des3_sw_crypt_ecb( mbedtls_des3_sw_context *ctx,
- const unsigned char input[8],
- unsigned char output[8] );
-
-#if defined(MBEDTLS_CIPHER_MODE_CBC)
-/**
- * \brief 3DES-CBC buffer encryption/decryption
- *
- * \note Upon exit, the content of the IV is updated so that you can
- * call the function same function again on the following
- * block(s) of data and get the same result as if it was
- * encrypted in one call. This allows a "streaming" usage.
- * If on the other hand you need to retain the contents of the
- * IV, you should either save it manually or use the cipher
- * module instead.
- *
- * \param ctx 3DES context
- * \param mode MBEDTLS_DES_ENCRYPT or MBEDTLS_DES_DECRYPT
- * \param length length of the input data
- * \param iv initialization vector (updated after use)
- * \param input buffer holding the input data
- * \param output buffer holding the output data
- *
- * \return 0 if successful, or MBEDTLS_ERR_DES_INVALID_INPUT_LENGTH
- */
-int mbedtls_des3_sw_crypt_cbc( mbedtls_des3_sw_context *ctx,
- int mode,
- size_t length,
- unsigned char iv[8],
- const unsigned char *input,
- unsigned char *output );
-#endif /* MBEDTLS_CIPHER_MODE_CBC */
-
-/**
- * \brief Internal function for key expansion.
- * (Only exposed to allow overriding it,
- * see MBEDTLS_DES_SETKEY_ALT)
- *
- * \param SK Round keys
- * \param key Base key
- */
-void mbedtls_des_sw_setkey( uint32_t SK[32],
- const unsigned char key[MBEDTLS_DES_KEY_SIZE] );
-
-#ifdef __cplusplus
-}
-#endif
-
-#endif /* MBEDTLS_DES_ALT */
-#endif /* MBEDTLS_DES_C */
-
-#endif /* des.h */