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mbedtls 2.26.0
This commit is contained in:
Philippe Teuwen
parent
37e0ed59f2
commit
6324e2e746
187 changed files with 106114 additions and 19438 deletions
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@ -4,30 +4,26 @@
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* \brief Blowfish block cipher
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*/
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/*
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* Copyright (C) 2006-2015, ARM Limited, All Rights Reserved
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* SPDX-License-Identifier: GPL-2.0
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* Copyright The Mbed TLS Contributors
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* SPDX-License-Identifier: Apache-2.0
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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* Licensed under the Apache License, Version 2.0 (the "License"); you may
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* not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* You should have received a copy of the GNU General Public License along
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* with this program; if not, write to the Free Software Foundation, Inc.,
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* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
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*
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* This file is part of mbed TLS (https://tls.mbed.org)
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
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* WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#ifndef MBEDTLS_BLOWFISH_H
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#define MBEDTLS_BLOWFISH_H
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#if !defined(MBEDTLS_CONFIG_FILE)
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#include "config.h"
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#include "mbedtls/config.h"
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#else
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#include MBEDTLS_CONFIG_FILE
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#endif
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@ -35,6 +31,8 @@
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#include <stddef.h>
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#include <stdint.h>
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#include "mbedtls/platform_util.h"
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#define MBEDTLS_BLOWFISH_ENCRYPT 1
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#define MBEDTLS_BLOWFISH_DECRYPT 0
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#define MBEDTLS_BLOWFISH_MAX_KEY_BITS 448
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@ -42,9 +40,16 @@
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#define MBEDTLS_BLOWFISH_ROUNDS 16 /**< Rounds to use. When increasing this value, make sure to extend the initialisation vectors */
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#define MBEDTLS_BLOWFISH_BLOCKSIZE 8 /* Blowfish uses 64 bit blocks */
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#define MBEDTLS_ERR_BLOWFISH_INVALID_KEY_LENGTH -0x0016 /**< Invalid key length. */
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#if !defined(MBEDTLS_DEPRECATED_REMOVED)
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#define MBEDTLS_ERR_BLOWFISH_INVALID_KEY_LENGTH MBEDTLS_DEPRECATED_NUMERIC_CONSTANT( -0x0016 )
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#endif /* !MBEDTLS_DEPRECATED_REMOVED */
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#define MBEDTLS_ERR_BLOWFISH_BAD_INPUT_DATA -0x0016 /**< Bad input data. */
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#define MBEDTLS_ERR_BLOWFISH_INVALID_INPUT_LENGTH -0x0018 /**< Invalid data input length. */
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/* MBEDTLS_ERR_BLOWFISH_HW_ACCEL_FAILED is deprecated and should not be used.
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*/
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#define MBEDTLS_ERR_BLOWFISH_HW_ACCEL_FAILED -0x0017 /**< Blowfish hardware accelerator failed. */
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#define MBEDTLS_ERR_BLOWFISH_INVALID_INPUT_LENGTH -0x0018 /**< Invalid data input length. */
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#ifdef __cplusplus
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extern "C" {
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@ -57,7 +62,8 @@ extern "C" {
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/**
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* \brief Blowfish context structure
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*/
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typedef struct mbedtls_blowfish_context {
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typedef struct mbedtls_blowfish_context
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{
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uint32_t P[MBEDTLS_BLOWFISH_ROUNDS + 2]; /*!< Blowfish round keys */
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uint32_t S[4][256]; /*!< key dependent S-boxes */
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}
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@ -68,51 +74,62 @@ mbedtls_blowfish_context;
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#endif /* MBEDTLS_BLOWFISH_ALT */
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/**
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* \brief Initialize Blowfish context
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* \brief Initialize a Blowfish context.
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*
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* \param ctx Blowfish context to be initialized
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* \param ctx The Blowfish context to be initialized.
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* This must not be \c NULL.
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*/
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void mbedtls_blowfish_init(mbedtls_blowfish_context *ctx);
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void mbedtls_blowfish_init( mbedtls_blowfish_context *ctx );
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/**
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* \brief Clear Blowfish context
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* \brief Clear a Blowfish context.
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*
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* \param ctx Blowfish context to be cleared
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* \param ctx The Blowfish context to be cleared.
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* This may be \c NULL, in which case this function
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* returns immediately. If it is not \c NULL, it must
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* point to an initialized Blowfish context.
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*/
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void mbedtls_blowfish_free(mbedtls_blowfish_context *ctx);
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void mbedtls_blowfish_free( mbedtls_blowfish_context *ctx );
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/**
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* \brief Blowfish key schedule
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* \brief Perform a Blowfish key schedule operation.
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*
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* \param ctx Blowfish context to be initialized
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* \param key encryption key
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* \param keybits must be between 32 and 448 bits
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* \param ctx The Blowfish context to perform the key schedule on.
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* \param key The encryption key. This must be a readable buffer of
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* length \p keybits Bits.
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* \param keybits The length of \p key in Bits. This must be between
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* \c 32 and \c 448 and a multiple of \c 8.
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*
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* \return 0 if successful, or MBEDTLS_ERR_BLOWFISH_INVALID_KEY_LENGTH
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* \return \c 0 if successful.
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* \return A negative error code on failure.
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*/
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int mbedtls_blowfish_setkey(mbedtls_blowfish_context *ctx, const unsigned char *key,
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unsigned int keybits);
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int mbedtls_blowfish_setkey( mbedtls_blowfish_context *ctx, const unsigned char *key,
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unsigned int keybits );
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/**
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* \brief Blowfish-ECB block encryption/decryption
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* \brief Perform a Blowfish-ECB block encryption/decryption operation.
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*
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* \param ctx Blowfish context
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* \param mode MBEDTLS_BLOWFISH_ENCRYPT or MBEDTLS_BLOWFISH_DECRYPT
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* \param input 8-byte input block
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* \param output 8-byte output block
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* \param ctx The Blowfish context to use. This must be initialized
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* and bound to a key.
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* \param mode The mode of operation. Possible values are
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* #MBEDTLS_BLOWFISH_ENCRYPT for encryption, or
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* #MBEDTLS_BLOWFISH_DECRYPT for decryption.
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* \param input The input block. This must be a readable buffer
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* of size \c 8 Bytes.
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* \param output The output block. This must be a writable buffer
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* of size \c 8 Bytes.
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*
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* \return 0 if successful
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* \return \c 0 if successful.
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* \return A negative error code on failure.
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*/
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int mbedtls_blowfish_crypt_ecb(mbedtls_blowfish_context *ctx,
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int mode,
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const unsigned char input[MBEDTLS_BLOWFISH_BLOCKSIZE],
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unsigned char output[MBEDTLS_BLOWFISH_BLOCKSIZE]);
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int mbedtls_blowfish_crypt_ecb( mbedtls_blowfish_context *ctx,
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int mode,
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const unsigned char input[MBEDTLS_BLOWFISH_BLOCKSIZE],
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unsigned char output[MBEDTLS_BLOWFISH_BLOCKSIZE] );
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#if defined(MBEDTLS_CIPHER_MODE_CBC)
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/**
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* \brief Blowfish-CBC buffer encryption/decryption
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* Length should be a multiple of the block
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* size (8 bytes)
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* \brief Perform a Blowfish-CBC buffer encryption/decryption operation.
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*
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* \note Upon exit, the content of the IV is updated so that you can
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* call the function same function again on the following
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@ -122,27 +139,34 @@ int mbedtls_blowfish_crypt_ecb(mbedtls_blowfish_context *ctx,
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* IV, you should either save it manually or use the cipher
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* module instead.
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*
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* \param ctx Blowfish context
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* \param mode MBEDTLS_BLOWFISH_ENCRYPT or MBEDTLS_BLOWFISH_DECRYPT
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* \param length length of the input data
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* \param iv initialization vector (updated after use)
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* \param input buffer holding the input data
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* \param output buffer holding the output data
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* \param ctx The Blowfish context to use. This must be initialized
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* and bound to a key.
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* \param mode The mode of operation. Possible values are
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* #MBEDTLS_BLOWFISH_ENCRYPT for encryption, or
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* #MBEDTLS_BLOWFISH_DECRYPT for decryption.
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* \param length The length of the input data in Bytes. This must be
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* multiple of \c 8.
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* \param iv The initialization vector. This must be a read/write buffer
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* of length \c 8 Bytes. It is updated by this function.
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* \param input The input data. This must be a readable buffer of length
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* \p length Bytes.
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* \param output The output data. This must be a writable buffer of length
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* \p length Bytes.
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*
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* \return 0 if successful, or
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* MBEDTLS_ERR_BLOWFISH_INVALID_INPUT_LENGTH
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* \return \c 0 if successful.
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* \return A negative error code on failure.
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*/
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int mbedtls_blowfish_crypt_cbc(mbedtls_blowfish_context *ctx,
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int mode,
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size_t length,
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unsigned char iv[MBEDTLS_BLOWFISH_BLOCKSIZE],
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const unsigned char *input,
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unsigned char *output);
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int mbedtls_blowfish_crypt_cbc( mbedtls_blowfish_context *ctx,
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int mode,
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size_t length,
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unsigned char iv[MBEDTLS_BLOWFISH_BLOCKSIZE],
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const unsigned char *input,
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unsigned char *output );
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#endif /* MBEDTLS_CIPHER_MODE_CBC */
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#if defined(MBEDTLS_CIPHER_MODE_CFB)
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/**
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* \brief Blowfish CFB buffer encryption/decryption.
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* \brief Perform a Blowfish CFB buffer encryption/decryption operation.
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*
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* \note Upon exit, the content of the IV is updated so that you can
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* call the function same function again on the following
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@ -152,28 +176,38 @@ int mbedtls_blowfish_crypt_cbc(mbedtls_blowfish_context *ctx,
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* IV, you should either save it manually or use the cipher
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* module instead.
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*
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* \param ctx Blowfish context
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* \param mode MBEDTLS_BLOWFISH_ENCRYPT or MBEDTLS_BLOWFISH_DECRYPT
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* \param length length of the input data
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* \param iv_off offset in IV (updated after use)
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* \param iv initialization vector (updated after use)
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* \param input buffer holding the input data
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* \param output buffer holding the output data
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* \param ctx The Blowfish context to use. This must be initialized
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* and bound to a key.
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* \param mode The mode of operation. Possible values are
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* #MBEDTLS_BLOWFISH_ENCRYPT for encryption, or
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* #MBEDTLS_BLOWFISH_DECRYPT for decryption.
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* \param length The length of the input data in Bytes.
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* \param iv_off The offset in the initialiation vector.
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* The value pointed to must be smaller than \c 8 Bytes.
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* It is updated by this function to support the aforementioned
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* streaming usage.
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* \param iv The initialization vector. This must be a read/write buffer
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* of size \c 8 Bytes. It is updated after use.
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* \param input The input data. This must be a readable buffer of length
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* \p length Bytes.
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* \param output The output data. This must be a writable buffer of length
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* \p length Bytes.
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*
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* \return 0 if successful
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* \return \c 0 if successful.
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* \return A negative error code on failure.
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*/
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int mbedtls_blowfish_crypt_cfb64(mbedtls_blowfish_context *ctx,
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int mode,
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size_t length,
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size_t *iv_off,
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unsigned char iv[MBEDTLS_BLOWFISH_BLOCKSIZE],
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const unsigned char *input,
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unsigned char *output);
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int mbedtls_blowfish_crypt_cfb64( mbedtls_blowfish_context *ctx,
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int mode,
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size_t length,
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size_t *iv_off,
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unsigned char iv[MBEDTLS_BLOWFISH_BLOCKSIZE],
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const unsigned char *input,
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unsigned char *output );
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#endif /*MBEDTLS_CIPHER_MODE_CFB */
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#if defined(MBEDTLS_CIPHER_MODE_CTR)
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/**
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* \brief Blowfish-CTR buffer encryption/decryption
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* \brief Perform a Blowfish-CTR buffer encryption/decryption operation.
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*
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* \warning You must never reuse a nonce value with the same key. Doing so
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* would void the encryption for the two messages encrypted with
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* content must not be written to insecure storage and should be
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* securely discarded as soon as it's no longer needed.
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*
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* \param ctx Blowfish context
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* \param length The length of the data
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* \param ctx The Blowfish context to use. This must be initialized
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* and bound to a key.
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* \param length The length of the input data in Bytes.
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* \param nc_off The offset in the current stream_block (for resuming
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* within current cipher stream). The offset pointer to
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* should be 0 at the start of a stream.
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* \param nonce_counter The 64-bit nonce and counter.
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* \param stream_block The saved stream-block for resuming. Is overwritten
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* by the function.
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* \param input The input data stream
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* \param output The output data stream
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* within current cipher stream). The offset pointer
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* should be \c 0 at the start of a stream and must be
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* smaller than \c 8. It is updated by this function.
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* \param nonce_counter The 64-bit nonce and counter. This must point to a
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* read/write buffer of length \c 8 Bytes.
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* \param stream_block The saved stream-block for resuming. This must point to
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* a read/write buffer of length \c 8 Bytes.
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* \param input The input data. This must be a readable buffer of
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* length \p length Bytes.
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* \param output The output data. This must be a writable buffer of
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* length \p length Bytes.
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*
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* \return 0 if successful
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* \return \c 0 if successful.
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* \return A negative error code on failure.
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*/
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int mbedtls_blowfish_crypt_ctr(mbedtls_blowfish_context *ctx,
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size_t length,
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size_t *nc_off,
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unsigned char nonce_counter[MBEDTLS_BLOWFISH_BLOCKSIZE],
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unsigned char stream_block[MBEDTLS_BLOWFISH_BLOCKSIZE],
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const unsigned char *input,
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unsigned char *output);
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int mbedtls_blowfish_crypt_ctr( mbedtls_blowfish_context *ctx,
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size_t length,
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size_t *nc_off,
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unsigned char nonce_counter[MBEDTLS_BLOWFISH_BLOCKSIZE],
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unsigned char stream_block[MBEDTLS_BLOWFISH_BLOCKSIZE],
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const unsigned char *input,
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unsigned char *output );
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#endif /* MBEDTLS_CIPHER_MODE_CTR */
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#ifdef __cplusplus
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