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Hykem committed Apr 25, 2014
1 parent 866f423 commit 25c42dd
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21 changes: 21 additions & 0 deletions .gitignore
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# Compiled Object files
*.slo
*.lo
*.o

# Compiled Dynamic libraries
*.so
*.dylib

# Compiled Static libraries
*.lai
*.la
*.a

# Unwanted files and folders
src/Debug
src/Release
bin/*
*.opensdf
*.suo
*.sdf
905 changes: 620 additions & 285 deletions LICENSE

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18 changes: 18 additions & 0 deletions Linux/Makefile
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CC = gcc
CFLAGS =

ifeq ($(DEBUG), 1)
CFLAGS+=-g -O0
else
CFLAGS+=-O2
endif

TARGET = make_npdata
OBJS = make_npdata.o aes.o sha1.o lz.o utils.o

all: $(TARGET)

$(TARGET): $(OBJS)
$(CC) $(CFLAGS) -o $@ $(OBJS)


974 changes: 974 additions & 0 deletions Linux/aes.c

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177 changes: 177 additions & 0 deletions Linux/aes.h
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/**
* \file aes.h
*
* \brief AES block cipher
*
* Copyright (C) 2006-2013, Brainspark B.V.
*
* This file is part of PolarSSL (http://www.polarssl.org)
* Lead Maintainer: Paul Bakker <polarssl_maintainer at polarssl.org>
*
* All rights reserved.
*
* 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.
*/
#include <string.h>

#ifdef _MSC_VER
#include <basetsd.h>
typedef UINT32 uint32_t;
#else
#include <inttypes.h>
#endif

#define AES_ENCRYPT 1
#define AES_DECRYPT 0

#define POLARSSL_ERR_AES_INVALID_KEY_LENGTH -0x0020 /**< Invalid key length. */
#define POLARSSL_ERR_AES_INVALID_INPUT_LENGTH -0x0022 /**< Invalid data input length. */

// Regular implementation
//

/**
* \brief AES context structure
*/
typedef struct
{
int nr; /*!< number of rounds */
uint32_t *rk; /*!< AES round keys */
uint32_t buf[68]; /*!< unaligned data */
}
aes_context;

#ifdef __cplusplus
extern "C" {
#endif

/**
* \brief AES key schedule (encryption)
*
* \param ctx AES context to be initialized
* \param key encryption key
* \param keysize must be 128, 192 or 256
*
* \return 0 if successful, or POLARSSL_ERR_AES_INVALID_KEY_LENGTH
*/
int aes_setkey_enc( aes_context *ctx, const unsigned char *key, unsigned int keysize );

/**
* \brief AES key schedule (decryption)
*
* \param ctx AES context to be initialized
* \param key decryption key
* \param keysize must be 128, 192 or 256
*
* \return 0 if successful, or POLARSSL_ERR_AES_INVALID_KEY_LENGTH
*/
int aes_setkey_dec( aes_context *ctx, const unsigned char *key, unsigned int keysize );

/**
* \brief AES-ECB block encryption/decryption
*
* \param ctx AES context
* \param mode AES_ENCRYPT or AES_DECRYPT
* \param input 16-byte input block
* \param output 16-byte output block
*
* \return 0 if successful
*/
int aes_crypt_ecb( aes_context *ctx,
int mode,
const unsigned char input[16],
unsigned char output[16] );

/**
* \brief AES-CBC buffer encryption/decryption
* Length should be a multiple of the block
* size (16 bytes)
*
* \param ctx AES context
* \param mode AES_ENCRYPT or AES_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 POLARSSL_ERR_AES_INVALID_INPUT_LENGTH
*/
int aes_crypt_cbc( aes_context *ctx,
int mode,
size_t length,
unsigned char iv[16],
const unsigned char *input,
unsigned char *output );

/**
* \brief AES-CFB128 buffer encryption/decryption.
*
* Note: Due to the nature of CFB you should use the same key schedule for
* both encryption and decryption. So a context initialized with
* aes_setkey_enc() for both AES_ENCRYPT and AES_DECRYPT.
*
* both
* \param ctx AES context
* \param mode AES_ENCRYPT or AES_DECRYPT
* \param length length of the input data
* \param iv_off offset in IV (updated after use)
* \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
*/
int aes_crypt_cfb128( aes_context *ctx,
int mode,
size_t length,
size_t *iv_off,
unsigned char iv[16],
const unsigned char *input,
unsigned char *output );

/**
* \brief AES-CTR buffer encryption/decryption
*
* Warning: You have to keep the maximum use of your counter in mind!
*
* Note: Due to the nature of CTR you should use the same key schedule for
* both encryption and decryption. So a context initialized with
* aes_setkey_enc() for both AES_ENCRYPT and AES_DECRYPT.
*
* \param length The length of the data
* \param nc_off The offset in the current stream_block (for resuming
* within current cipher stream). The offset pointer to
* should be 0 at the start of a stream.
* \param nonce_counter The 128-bit nonce and counter.
* \param stream_block The saved stream-block for resuming. Is overwritten
* by the function.
* \param input The input data stream
* \param output The output data stream
*
* \return 0 if successful
*/
int aes_crypt_ctr( aes_context *ctx,
size_t length,
size_t *nc_off,
unsigned char nonce_counter[16],
unsigned char stream_block[16],
const unsigned char *input,
unsigned char *output );

void aes_cmac(aes_context *ctx, int length, unsigned char *input, unsigned char *output);

#ifdef __cplusplus
}
#endif
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