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- Added generic cipher wrapper for integration with OpenVPN (donated by Fox-IT)

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Paul Bakker 2011-01-06 15:37:30 +00:00
parent 6d46812123
commit 8123e9d8f1
14 changed files with 2008 additions and 14 deletions
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2
ChangeLog
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@ -6,6 +6,8 @@ Features
by Fox-IT)
* Added generic message digest wrapper for integration
with OpenVPN (donated by Fox-IT)
* Added generic cipher wrapper for integration
with OpenVPN (donated by Fox-IT)
= Version 0.14.0 released on 2010-08-16
Features

351
include/polarssl/cipher.h Normal file
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@ -0,0 +1,351 @@
/**
* \file cipher.h
*
* \brief Generic cipher wrapper.
*
* \author Adriaan de Jong <dejong@fox-it.com>
*
* Copyright (C) 2006-2010, 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.
*/
#ifndef POLARSSL_CIPHER_H
#define POLARSSL_CIPHER_H
#include <string.h>
typedef enum {
POLARSSL_CIPHER_ID_NONE = 0,
POLARSSL_CIPHER_ID_AES,
POLARSSL_CIPHER_ID_DES,
POLARSSL_CIPHER_ID_3DES,
POLARSSL_CIPHER_ID_CAMELLIA,
} cipher_id_t;
typedef enum {
POLARSSL_CIPHER_NONE = 0,
POLARSSL_CIPHER_CAMELLIA_128_CBC = 0,
POLARSSL_CIPHER_CAMELLIA_192_CBC,
POLARSSL_CIPHER_CAMELLIA_256_CBC,
POLARSSL_CIPHER_AES_128_CBC,
POLARSSL_CIPHER_AES_192_CBC,
POLARSSL_CIPHER_AES_256_CBC,
POLARSSL_CIPHER_DES_CBC,
POLARSSL_CIPHER_DES_EDE_CBC,
POLARSSL_CIPHER_DES_EDE3_CBC
} cipher_type_t;
typedef enum {
POLARSSL_MODE_NONE = 0,
POLARSSL_MODE_CBC,
POLARSSL_MODE_CFB,
POLARSSL_MODE_OFB,
} cipher_mode_t;
typedef enum {
POLARSSL_DECRYPT = 0,
POLARSSL_ENCRYPT,
} operation_t;
enum {
/** Undefined key length */
POLARSSL_KEY_LENGTH_NONE = 0,
/** Key length, in bits, for DES keys */
POLARSSL_KEY_LENGTH_DES = 56,
/** Key length, in bits, for DES in two key EDE */
POLARSSL_KEY_LENGTH_DES_EDE = 112,
/** Key length, in bits, for DES in three-key EDE */
POLARSSL_KEY_LENGTH_DES_EDE3 = 168,
/** Maximum length of any IV, in bytes */
POLARSSL_MAX_IV_LENGTH = 16,
};
/**
* Cipher information. Allows cipher functions to be called in a generic way.
*/
typedef struct {
/** Full cipher identifier (e.g. POLARSSL_CIPHER_AES_256_CBC) */
cipher_type_t type;
/** Base Cipher type (e.g. POLARSSL_CIPHER_ID_AES) */
cipher_id_t cipher;
/** Cipher mode (e.g. POLARSSL_CIPHER_MODE_CBC) */
cipher_mode_t mode;
/** Cipher key length, in bits (default length for variable sized ciphers) */
int key_length;
/** Name of the message digest */
const char * name;
/** IV size, in bytes */
int iv_size;
/** block size, in bytes */
int block_size;
/** Encrypt using CBC */
int (*cbc_func)( void *ctx, operation_t mode, int length, unsigned char *iv,
const unsigned char *input, unsigned char *output );
/** Set key for encryption purposes */
int (*setkey_enc_func)( void *ctx, const unsigned char *key, int key_length);
/** Set key for decryption purposes */
int (*setkey_dec_func)( void *ctx, const unsigned char *key, int key_length);
/** Allocate a new context */
void * (*ctx_alloc_func)( void );
/** Free the given context */
void (*ctx_free_func)( void *ctx );
} cipher_info_t;
/**
* Generic message digest context.
*/
typedef struct {
/** Information about the associated cipher */
const cipher_info_t *cipher_info;
/** Key length to use */
int key_length;
/** Operation that the context's key has been initialised for */
operation_t operation;
/** Buffer for data that hasn't been encrypted yet */
unsigned char unprocessed_data[POLARSSL_MAX_IV_LENGTH];
/** Number of bytes that still need processing */
int unprocessed_len;
/** Current IV */
unsigned char iv[POLARSSL_MAX_IV_LENGTH];
/** Cipher-specific context */
void *cipher_ctx;
} cipher_context_t;
#ifdef __cplusplus
extern "C" {
#endif
/**
* \brief Returns the cipher information structure associated
* with the given cipher name.
*
* \param cipher_name Name of the cipher to search for.
*
* \return the cipher information structure associated with the
* given cipher_name, or NULL if not found.
*/
const cipher_info_t *cipher_info_from_string( const char *cipher_name );
/**
* \brief Returns the cipher information structure associated
* with the given cipher type.
*
* \param cipher_type Type of the cipher to search for.
*
* \return the cipher information structure associated with the
* given cipher_type, or NULL if not found.
*/
const cipher_info_t *cipher_info_from_type( const cipher_type_t cipher_type );
/**
* \brief Initialises and fills the cipher context structure with
* the appropriate values.
*
* \param ctx context to initialise. May not be NULL.
* \param cipher_info cipher to use.
*
* \return \c 0 on success, \c 1 on parameter failure, \c 2 if
* allocation of the cipher-specific context failed.
*/
int cipher_init_ctx( cipher_context_t *ctx, const cipher_info_t *cipher_info );
/**
* \brief Free the cipher-specific context of ctx. Freeing ctx
* itself remains the responsibility of the caller.
*
* \param ctx Free the cipher-specific context
*
* \returns 0 on success, 1 if parameter verification fails.
*/
int cipher_free_ctx( cipher_context_t *ctx );
/**
* \brief Returns the block size of the given cipher.
*
* \param ctx cipher's context. Must have been initialised.
*
* \return size of the cipher's blocks, or 0 if ctx has not been
* initialised.
*/
static inline int cipher_get_block_size( const cipher_context_t *ctx )
{
if( NULL == ctx || NULL == ctx->cipher_info )
return 0;
return ctx->cipher_info->block_size;
}
/**
* \brief Returns the size of the cipher's IV.
*
* \param ctx cipher's context. Must have been initialised.
*
* \return size of the cipher's IV, or 0 if ctx has not been
* initialised.
*/
static inline int cipher_get_iv_size( const cipher_context_t *ctx )
{
if( NULL == ctx || NULL == ctx->cipher_info )
return 0;
return ctx->cipher_info->iv_size;
}
/**
* \brief Returns the type of the given cipher.
*
* \param ctx cipher's context. Must have been initialised.
*
* \return type of the cipher, or POLARSSL_CIPHER_NONE if ctx has
* not been initialised.
*/
static inline cipher_type_t cipher_get_type( const cipher_context_t *ctx )
{
if( NULL == ctx || NULL == ctx->cipher_info )
return 0;
return ctx->cipher_info->type;
}
/**
* \brief Returns the name of the given cipher, as a string.
*
* \param ctx cipher's context. Must have been initialised.
*
* \return name of the cipher, or NULL if ctx was not initialised.
*/
static inline const char *cipher_get_name( const cipher_context_t *ctx )
{
if( NULL == ctx || NULL == ctx->cipher_info )
return 0;
return ctx->cipher_info->name;
}
/**
* \brief Returns the key length of the cipher.
*
* \param ctx cipher's context. Must have been initialised.
*
* \return cipher's key length, in bits, or
* POLARSSL_KEY_LENGTH_NONE if ctx has not been
* initialised.
*/
static inline int cipher_get_key_size ( const cipher_context_t *ctx )
{
if( NULL == ctx )
return POLARSSL_KEY_LENGTH_NONE;
return ctx->key_length;
}
/**
* \brief Set the key to use with the given context.
*
* \param ctx generic cipher context. May not be NULL. Must have been
* initialised using cipher_context_from_type or
* cipher_context_from_name.
* \param key The key to use.
* \param key_length key length to use, in bits.
* \param operation Operation that the key will be used for, either
* POLARSSL_ENCRYPT or POLARSSL_DECRYPT.
*
* \returns 0 on success, 1 if parameter verification fails.
*/
int cipher_setkey( cipher_context_t *ctx, const unsigned char *key, int key_len,
const operation_t operation );
/**
* \brief Reset the given context, setting the IV to iv
*
* \param ctx generic cipher context
* \param iv IV to use
*
* \returns 0 on success, 1 if parameter verification fails.
*/
int cipher_reset( cipher_context_t *ctx, const unsigned char *iv );
/**
* \brief Generic cipher update function. Encrypts/decrypts
* using the given cipher context. Writes as many block
* size'd blocks of data as possible to output. Any data
* that cannot be written immediately will either be added
* to the next block, or flushed when cipher_final is
* called.
*
* \param ctx generic cipher context
* \param input buffer holding the input data
* \param ilen length of the input data
* \param output buffer for the output data. Should be able to hold at
* least ilen + block_size
* \param olen length of the output data, will be filled with the
* actual number of bytes written.
*
* \returns 0 on success, 1 if parameter verification fails.
*/
int cipher_update( cipher_context_t *ctx, const unsigned char *input, int ilen,
unsigned char *output, int *olen );
/**
* \brief Generic cipher finalisation function. If data still
* needs to be flushed from an incomplete block, data
* contained within it will be padded with the size of
* the last block, and written to the output buffer.
*
* \param ctx Generic message digest context
* \param output buffer to write data to. Needs block_size data available.
* \param olen length of the data written to the output buffer.
*
* \returns 0 on success, 1 if parameter verification fails.
*/
int cipher_finish( cipher_context_t *ctx, unsigned char *output, int *olen);
/**
* \brief Checkup routine
*
* \return 0 if successful, or 1 if the test failed
*/
int cipher_self_test( int verbose );
#ifdef __cplusplus
}
#endif
#endif /* POLARSSL_MD_H */

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include/polarssl/cipher_wrap.h Normal file
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@ -0,0 +1,68 @@
/**
* \file cipher_wrap.h
*
* \brief Cipher wrappers.
*
* \author Adriaan de Jong <dejong@fox-it.com>
*
* Copyright (C) 2006-2010, 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 "polarssl/config.h"
#include "polarssl/cipher.h"
#ifndef POLARSSL_CIPHER_WRAP_H
#define POLARSSL_CIPHER_WRAP_H
#ifdef __cplusplus
extern "C" {
#endif
#if defined(POLARSSL_AES_C)
extern const cipher_info_t aes_128_cbc_info;
extern const cipher_info_t aes_192_cbc_info;
extern const cipher_info_t aes_256_cbc_info;
#endif /* defined(POLARSSL_AES_C) */
#if defined(POLARSSL_CAMELLIA_C)
extern const cipher_info_t camellia_128_cbc_info;
extern const cipher_info_t camellia_192_cbc_info;
extern const cipher_info_t camellia_256_cbc_info;
#endif /* defined(POLARSSL_CAMELLIA_C) */
#if defined(POLARSSL_DES_C)
extern const cipher_info_t des_cbc_info;
extern const cipher_info_t des_ede_cbc_info;
extern const cipher_info_t des_ede3_cbc_info;
#endif /* defined(POLARSSL_DES_C) */
#ifdef __cplusplus
}
#endif
#endif /* POLARSSL_CIPHER_WRAP_H */

8
include/polarssl/config.h
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@ -157,6 +157,14 @@
*/
#define POLARSSL_CERTS_C
/*
* Module: library/cipher.c
* Caller:
*
* Uncomment to enable generic cipher wrappers.
*/
#define POLARSSL_CIPHER_C
/*
* Module: library/debug.c
* Caller: library/ssl_cli.c

24
include/polarssl/des.h
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@ -61,48 +61,60 @@ extern "C" {
*
* \param ctx DES context to be initialized
* \param key 8-byte secret key
*
* \return 0
*/
void des_setkey_enc( des_context *ctx, const unsigned char key[8] );
int des_setkey_enc( des_context *ctx, const unsigned char key[8] );
/**
* \brief DES key schedule (56-bit, decryption)
*
* \param ctx DES context to be initialized
* \param key 8-byte secret key
*
* \return 0
*/
void des_setkey_dec( des_context *ctx, const unsigned char key[8] );
int des_setkey_dec( des_context *ctx, const unsigned char key[8] );
/**
* \brief Triple-DES key schedule (112-bit, encryption)
*
* \param ctx 3DES context to be initialized
* \param key 16-byte secret key
*
* \return 0
*/
void des3_set2key_enc( des3_context *ctx, const unsigned char key[16] );
int des3_set2key_enc( des3_context *ctx, const unsigned char key[16] );
/**
* \brief Triple-DES key schedule (112-bit, decryption)
*
* \param ctx 3DES context to be initialized
* \param key 16-byte secret key
*
* \return 0
*/
void des3_set2key_dec( des3_context *ctx, const unsigned char key[16] );
int des3_set2key_dec( des3_context *ctx, const unsigned char key[16] );
/**
* \brief Triple-DES key schedule (168-bit, encryption)
*
* \param ctx 3DES context to be initialized
* \param key 24-byte secret key
*
* \return 0
*/
void des3_set3key_enc( des3_context *ctx, const unsigned char key[24] );
int des3_set3key_enc( des3_context *ctx, const unsigned char key[24] );
/**
* \brief Triple-DES key schedule (168-bit, decryption)
*
* \param ctx 3DES context to be initialized
* \param key 24-byte secret key
*
* \return 0
*/
void des3_set3key_dec( des3_context *ctx, const unsigned char key[24] );
int des3_set3key_dec( des3_context *ctx, const unsigned char key[24] );
/**
* \brief DES-ECB block encryption/decryption

2
library/CMakeLists.txt
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@ -7,6 +7,8 @@ set(src
bignum.c
camellia.c
certs.c
cipher.c
cipher_wrap.c
debug.c
des.c
dhm.c

3
library/Makefile
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@ -26,7 +26,8 @@ OBJS= aes.o arc4.o base64.o \
ssl_cli.o ssl_srv.o ssl_tls.o \
timing.o x509parse.o xtea.o \
camellia.o version.o md.o \
md_wrap.o
md_wrap.o cipher.o cipher_wrap.o
.SILENT:

346
library/cipher.c Normal file
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@ -0,0 +1,346 @@
/**
* \file cipher.c
*
* \brief Generic cipher wrapper for PolarSSL
*
* \author Adriaan de Jong <dejong@fox-it.com>
*
* Copyright (C) 2006-2010, 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 "polarssl/config.h"
#if defined(POLARSSL_CIPHER_C)
#include "polarssl/cipher.h"
#include "polarssl/cipher_wrap.h"
#include <string.h>
#include <stdlib.h>
const cipher_info_t *cipher_info_from_type( cipher_type_t cipher_type )
{
/* Find static cipher information */
switch ( cipher_type )
{
#if defined(POLARSSL_AES_C)
case POLARSSL_CIPHER_AES_128_CBC:
return &aes_128_cbc_info;
case POLARSSL_CIPHER_AES_192_CBC:
return &aes_192_cbc_info;
case POLARSSL_CIPHER_AES_256_CBC:
return &aes_256_cbc_info;
#endif
#if defined(POLARSSL_CAMELLIA_C)
case POLARSSL_CIPHER_CAMELLIA_128_CBC:
return &camellia_128_cbc_info;
case POLARSSL_CIPHER_CAMELLIA_192_CBC:
return &camellia_192_cbc_info;
case POLARSSL_CIPHER_CAMELLIA_256_CBC:
return &camellia_256_cbc_info;
#endif
#if defined(POLARSSL_DES_C)
case POLARSSL_CIPHER_DES_CBC:
return &des_cbc_info;
case POLARSSL_CIPHER_DES_EDE_CBC:
return &des_ede_cbc_info;
case POLARSSL_CIPHER_DES_EDE3_CBC:
return &des_ede3_cbc_info;
#endif
default:
return NULL;
}
}
const cipher_info_t *cipher_info_from_string( const char *cipher_name )
{
if( NULL == cipher_name )
return NULL;
/* Get the appropriate digest information */
#if defined(POLARSSL_CAMELLIA_C)
if( !strcasecmp( "CAMELLIA-128-CBC", cipher_name ) )
return cipher_info_from_type( POLARSSL_CIPHER_CAMELLIA_128_CBC );
if( !strcasecmp( "CAMELLIA-192-CBC", cipher_name ) )
return cipher_info_from_type( POLARSSL_CIPHER_CAMELLIA_192_CBC );
if( !strcasecmp( "CAMELLIA-256-CBC", cipher_name ) )
return cipher_info_from_type( POLARSSL_CIPHER_CAMELLIA_256_CBC );
#endif
#if defined(POLARSSL_AES_C)
if( !strcasecmp( "AES-128-CBC", cipher_name ) )
return cipher_info_from_type( POLARSSL_CIPHER_AES_128_CBC );
if( !strcasecmp( "AES-192-CBC", cipher_name ) )
return cipher_info_from_type( POLARSSL_CIPHER_AES_192_CBC );
if( !strcasecmp( "AES-256-CBC", cipher_name ) )
return cipher_info_from_type( POLARSSL_CIPHER_AES_256_CBC );
#endif
#if defined(POLARSSL_DES_C)
if( !strcasecmp( "DES-CBC", cipher_name ) )
return cipher_info_from_type( POLARSSL_CIPHER_DES_CBC );
if( !strcasecmp( "DES-EDE-CBC", cipher_name ) )
return cipher_info_from_type( POLARSSL_CIPHER_DES_EDE_CBC );
if( !strcasecmp( "DES-EDE3-CBC", cipher_name ) )
return cipher_info_from_type( POLARSSL_CIPHER_DES_EDE3_CBC );
#endif
return NULL;
}
int cipher_init_ctx( cipher_context_t *ctx, const cipher_info_t *cipher_info )
{
if( NULL == cipher_info || NULL == ctx )
return 1;
memset( ctx, 0, sizeof( ctx ) );
if( NULL == ( ctx->cipher_ctx = cipher_info->ctx_alloc_func() ) )
return 2;
ctx->cipher_info = cipher_info;
return 0;
}
int cipher_free_ctx( cipher_context_t *ctx )
{
if( ctx == NULL || ctx->cipher_info == NULL )
return 1;
ctx->cipher_info->ctx_free_func( ctx->cipher_ctx );
return 0;
}
int cipher_setkey( cipher_context_t *ctx, const unsigned char *key,
int key_length, const operation_t operation )
{
if( NULL == ctx || NULL == ctx->cipher_info )
return 1;
ctx->key_length = key_length;
ctx->operation = operation;
if (POLARSSL_ENCRYPT == operation)
return ctx->cipher_info->setkey_enc_func( ctx->cipher_ctx, key,
ctx->key_length );
if (POLARSSL_DECRYPT == operation)
return ctx->cipher_info->setkey_dec_func( ctx->cipher_ctx, key,
ctx->key_length );
return 1;
}
int cipher_reset( cipher_context_t *ctx, const unsigned char *iv )
{
if( NULL == ctx || NULL == ctx->cipher_info || NULL == iv )
return 1;
ctx->unprocessed_len = 0;
memcpy( ctx->iv, iv, cipher_get_iv_size( ctx ) );
return 0;
}
int cipher_update( cipher_context_t *ctx, const unsigned char *input, int ilen,
unsigned char *output, int *olen )
{
int copy_len = 0;
if( NULL == ctx || NULL == ctx->cipher_info || NULL == olen )
return 1;
*olen = 0;
if( ctx->cipher_info->mode == POLARSSL_MODE_CBC )
{
/*
* If there is not enough data for a full block, cache it.
*/
if( ( ctx->operation == POLARSSL_DECRYPT &&
ilen + ctx->unprocessed_len <= cipher_get_block_size( ctx ) ) ||
( ctx->operation == POLARSSL_ENCRYPT &&
ilen + ctx->unprocessed_len < cipher_get_block_size( ctx ) ) )
{
memcpy( &( ctx->unprocessed_data[ctx->unprocessed_len] ), input,
ilen );
ctx->unprocessed_len += ilen;
return 0;
}
/*
* Process cached data first
*/
if( ctx->unprocessed_len != 0 )
{
copy_len = cipher_get_block_size( ctx ) - ctx->unprocessed_len;
memcpy( &( ctx->unprocessed_data[ctx->unprocessed_len] ), input,
copy_len );
if( 0 != ctx->cipher_info->cbc_func( ctx->cipher_ctx,
ctx->operation, cipher_get_block_size( ctx ), ctx->iv,
ctx->unprocessed_data, output) )
{
return 1;
}
*olen += cipher_get_block_size( ctx );
output += cipher_get_block_size( ctx );
ctx->unprocessed_len = 0;
input += copy_len;
ilen -= copy_len;
}
/*
* Cache final, incomplete block
*/
if( 0 != ilen )
{
copy_len = ilen % cipher_get_block_size( ctx );
if( copy_len == 0 && ctx->operation == POLARSSL_DECRYPT )
copy_len = cipher_get_block_size(ctx);
memcpy( ctx->unprocessed_data, &( input[ilen - copy_len] ),
copy_len );
ctx->unprocessed_len += copy_len;
ilen -= copy_len;
}
/*
* Process remaining full blocks
*/
if( ilen )
{
if( 0 != ctx->cipher_info->cbc_func( ctx->cipher_ctx,
ctx->operation, ilen, ctx->iv, input, output ) )
{
return 1;
}
*olen += ilen;
}
return 0;
}
return 1;
}
static void add_pkcs_padding( unsigned char *output, unsigned char output_len,
int data_len )
{
unsigned char padding_len = output_len - data_len;
unsigned char i = 0;
for( i = 0; i < padding_len; i++ )
output[data_len + i] = padding_len;
}
static int get_pkcs_padding( unsigned char *input, unsigned char input_len,
int *data_len)
{
int i = 0;
unsigned char padding_len = 0;
if ( NULL == input || NULL == data_len )
return 1;
padding_len = input[input_len - 1];
if ( padding_len > input_len )
return 2;
for ( i = input_len - padding_len; i < input_len; i++ )
if ( input[i] != padding_len )
return 2;
*data_len = input_len - padding_len;
return 0;
}
int cipher_finish( cipher_context_t *ctx, unsigned char *output, int *olen)
{
if( NULL == ctx || NULL == ctx->cipher_info || NULL == olen )
return 1;
*olen = 0;
if( POLARSSL_MODE_CBC == ctx->cipher_info->mode )
{
if( POLARSSL_ENCRYPT == ctx->operation )
{
add_pkcs_padding( ctx->unprocessed_data, cipher_get_iv_size( ctx ),
ctx->unprocessed_len );
}
else if ( cipher_get_block_size( ctx ) != ctx->unprocessed_len )
{
/* For decrypt operations, expect a full block */
return 1;
}
/* cipher block */
if( 0 != ctx->cipher_info->cbc_func( ctx->cipher_ctx, ctx->operation,
cipher_get_block_size( ctx ), ctx->iv, ctx->unprocessed_data,
output ) )
{
return 1;
}
/* Set output size for decryption */
if( POLARSSL_DECRYPT == ctx->operation )
return get_pkcs_padding( output, cipher_get_block_size( ctx ), olen );
/* Set output size for encryption */
*olen = cipher_get_block_size( ctx );
return 0;
}
return 1;
}
#if defined(POLARSSL_SELF_TEST)
#include <stdio.h>
#define ASSERT(x) if (!(x)) { \
printf( "failed with %i at %s\n", value, (#x) ); \
return( 1 ); \
}
/*
* Checkup routine
*/
int cipher_self_test( int verbose )
{
return( 0 );
}
#endif
#endif

295
library/cipher_wrap.c Normal file
View File

@ -0,0 +1,295 @@
/**
* \file md_wrap.c
*
* \brief Generic message digest wrapper for PolarSSL
*
* \author Adriaan de Jong <dejong@fox-it.com>
*
* Copyright (C) 2006-2010, 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 "polarssl/config.h"
#if defined(POLARSSL_CIPHER_C)
#include "polarssl/cipher_wrap.h"
#include "polarssl/aes.h"
#include "polarssl/camellia.h"
#include "polarssl/des.h"
#include <string.h>
#include <stdlib.h>
#if defined(POLARSSL_AES_C)
int aes_crypt_cbc_wrap( void *ctx, operation_t operation, int length,
unsigned char *iv, const unsigned char *input, unsigned char *output )
{
return aes_crypt_cbc( (aes_context *) ctx, operation, length, iv, input, output );
}
int aes_setkey_dec_wrap( void *ctx, const unsigned char *key, int key_length )
{
return aes_setkey_dec( (aes_context *) ctx, key, key_length );
}
int aes_setkey_enc_wrap( void *ctx, const unsigned char *key, int key_length )
{
return aes_setkey_enc( (aes_context *) ctx, key, key_length );
}
static void * aes_ctx_alloc( void )
{
return malloc( sizeof( aes_context ) );
}
static void aes_ctx_free( void *ctx )
{
free( ctx );
}
const cipher_info_t aes_128_cbc_info = {
.type = POLARSSL_CIPHER_AES_128_CBC,
.cipher = POLARSSL_CIPHER_ID_AES,
.mode = POLARSSL_MODE_CBC,
.key_length = 128,
.name = "AES-128-CBC",
.iv_size = 16,
.block_size = 16,
.cbc_func = aes_crypt_cbc_wrap,
.setkey_enc_func = aes_setkey_enc_wrap,
.setkey_dec_func = aes_setkey_dec_wrap,
.ctx_alloc_func = aes_ctx_alloc,
.ctx_free_func = aes_ctx_free
};
const cipher_info_t aes_192_cbc_info = {
.type = POLARSSL_CIPHER_AES_192_CBC,
.cipher = POLARSSL_CIPHER_ID_AES,
.mode = POLARSSL_MODE_CBC,
.key_length = 192,
.name = "AES-192-CBC",
.iv_size = 16,
.block_size = 16,
.cbc_func = aes_crypt_cbc_wrap,
.setkey_enc_func = aes_setkey_enc_wrap,
.setkey_dec_func = aes_setkey_dec_wrap,
.ctx_alloc_func = aes_ctx_alloc,
.ctx_free_func = aes_ctx_free
};
const cipher_info_t aes_256_cbc_info = {
.type = POLARSSL_CIPHER_AES_256_CBC,
.cipher = POLARSSL_CIPHER_ID_AES,
.mode = POLARSSL_MODE_CBC,
.key_length = 256,
.name = "AES-256-CBC",
.iv_size = 16,
.block_size = 16,
.cbc_func = aes_crypt_cbc_wrap,
.setkey_enc_func = aes_setkey_enc_wrap,
.setkey_dec_func = aes_setkey_dec_wrap,
.ctx_alloc_func = aes_ctx_alloc,
.ctx_free_func = aes_ctx_free
};
#endif
#if defined(POLARSSL_CAMELLIA_C)
int camellia_crypt_cbc_wrap( void *ctx, operation_t operation, int length,
unsigned char *iv, const unsigned char *input, unsigned char *output )
{
return camellia_crypt_cbc( (camellia_context *) ctx, operation, length, iv, input, output );
}
int camellia_setkey_dec_wrap( void *ctx, const unsigned char *key, int key_length )
{
return camellia_setkey_dec( (camellia_context *) ctx, key, key_length );
}
int camellia_setkey_enc_wrap( void *ctx, const unsigned char *key, int key_length )
{
return camellia_setkey_enc( (camellia_context *) ctx, key, key_length );
}
static void * camellia_ctx_alloc( void )
{
return malloc( sizeof( camellia_context ) );
}
static void camellia_ctx_free( void *ctx )
{
free( ctx );
}
const cipher_info_t camellia_128_cbc_info = {
.type = POLARSSL_CIPHER_CAMELLIA_128_CBC,
.cipher = POLARSSL_CIPHER_ID_CAMELLIA,
.mode = POLARSSL_MODE_CBC,
.key_length = 128,
.name = "CAMELLIA-128-CBC",
.iv_size = 16,
.block_size = 16,
.cbc_func = camellia_crypt_cbc_wrap,
.setkey_enc_func = camellia_setkey_enc_wrap,
.setkey_dec_func = camellia_setkey_dec_wrap,
.ctx_alloc_func = camellia_ctx_alloc,
.ctx_free_func = camellia_ctx_free
};
const cipher_info_t camellia_192_cbc_info = {
.type = POLARSSL_CIPHER_CAMELLIA_192_CBC,
.cipher = POLARSSL_CIPHER_ID_CAMELLIA,
.mode = POLARSSL_MODE_CBC,
.key_length = 192,
.name = "CAMELLIA-192-CBC",
.iv_size = 16,
.block_size = 16,
.cbc_func = camellia_crypt_cbc_wrap,
.setkey_enc_func = camellia_setkey_enc_wrap,
.setkey_dec_func = camellia_setkey_dec_wrap,
.ctx_alloc_func = camellia_ctx_alloc,
.ctx_free_func = camellia_ctx_free
};
const cipher_info_t camellia_256_cbc_info = {
.type = POLARSSL_CIPHER_CAMELLIA_256_CBC,
.cipher = POLARSSL_CIPHER_ID_CAMELLIA,
.mode = POLARSSL_MODE_CBC,
.key_length = 256,
.name = "CAMELLIA-256-CBC",
.iv_size = 16,
.block_size = 16,
.cbc_func = camellia_crypt_cbc_wrap,
.setkey_enc_func = camellia_setkey_enc_wrap,
.setkey_dec_func = camellia_setkey_dec_wrap,
.ctx_alloc_func = camellia_ctx_alloc,
.ctx_free_func = camellia_ctx_free
};
#endif
#if defined(POLARSSL_DES_C)
int des_crypt_cbc_wrap( void *ctx, operation_t operation, int length,
unsigned char *iv, const unsigned char *input, unsigned char *output )
{
return des_crypt_cbc( (des_context *) ctx, operation, length, iv, input, output );
}
int des3_crypt_cbc_wrap( void *ctx, operation_t operation, int length,
unsigned char *iv, const unsigned char *input, unsigned char *output )
{
return des3_crypt_cbc( (des3_context *) ctx, operation, length, iv, input, output );
}
int des_setkey_dec_wrap( void *ctx, const unsigned char *key, int key_length )
{
return des_setkey_dec( (des_context *) ctx, key );
}
int des_setkey_enc_wrap( void *ctx, const unsigned char *key, int key_length )
{
return des_setkey_enc( (des_context *) ctx, key );
}
int des3_set2key_dec_wrap( void *ctx, const unsigned char *key, int key_length )
{
return des3_set2key_dec( (des3_context *) ctx, key );
}
int des3_set2key_enc_wrap( void *ctx, const unsigned char *key, int key_length )
{
return des3_set2key_enc( (des3_context *) ctx, key );
}
int des3_set3key_dec_wrap( void *ctx, const unsigned char *key, int key_length )
{
return des3_set3key_dec( (des3_context *) ctx, key );
}
int des3_set3key_enc_wrap( void *ctx, const unsigned char *key, int key_length )
{
return des3_set3key_enc( (des3_context *) ctx, key );
}
static void * des_ctx_alloc( void )
{
return malloc( sizeof( des_context ) );
}
static void * des3_ctx_alloc( void )
{
return malloc( sizeof( des3_context ) );
}
static void des_ctx_free( void *ctx )
{
free( ctx );
}
const cipher_info_t des_cbc_info = {
.type = POLARSSL_CIPHER_DES_CBC,
.cipher = POLARSSL_CIPHER_ID_DES,
.mode = POLARSSL_MODE_CBC,
.key_length = POLARSSL_KEY_LENGTH_DES,
.name = "DES-CBC",
.iv_size = 8,
.block_size = 8,
.cbc_func = des_crypt_cbc_wrap,
.setkey_enc_func = des_setkey_enc_wrap,
.setkey_dec_func = des_setkey_dec_wrap,
.ctx_alloc_func = des_ctx_alloc,
.ctx_free_func = des_ctx_free
};
const cipher_info_t des_ede_cbc_info = {
.type = POLARSSL_CIPHER_DES_EDE_CBC,
.cipher = POLARSSL_CIPHER_ID_DES,
.mode = POLARSSL_MODE_CBC,
.key_length = POLARSSL_KEY_LENGTH_DES_EDE,
.name = "DES-EDE-CBC",
.iv_size = 16,
.block_size = 16,
.cbc_func = des3_crypt_cbc_wrap,
.setkey_enc_func = des3_set2key_enc_wrap,
.setkey_dec_func = des3_set2key_dec_wrap,
.ctx_alloc_func = des3_ctx_alloc,
.ctx_free_func = des_ctx_free
};
const cipher_info_t des_ede3_cbc_info = {
.type = POLARSSL_CIPHER_DES_EDE3_CBC,
.cipher = POLARSSL_CIPHER_ID_DES,
.mode = POLARSSL_MODE_CBC,
.key_length = POLARSSL_KEY_LENGTH_DES_EDE3,
.name = "DES-EDE3-CBC",
.iv_size = 8,
.block_size = 8,
.cbc_func = des3_crypt_cbc_wrap,
.setkey_enc_func = des3_set3key_enc_wrap,
.setkey_dec_func = des3_set3key_dec_wrap,
.ctx_alloc_func = des3_ctx_alloc,
.ctx_free_func = des_ctx_free
};
#endif
#endif

24
library/des.c
View File

@ -362,15 +362,17 @@ static void des_setkey( unsigned long SK[32], const unsigned char key[8] )
/*
* DES key schedule (56-bit, encryption)
*/
void des_setkey_enc( des_context *ctx, const unsigned char key[8] )
int des_setkey_enc( des_context *ctx, const unsigned char key[8] )
{
des_setkey( ctx->sk, key );
return( 0 );
}
/*
* DES key schedule (56-bit, decryption)
*/
void des_setkey_dec( des_context *ctx, const unsigned char key[8] )
int des_setkey_dec( des_context *ctx, const unsigned char key[8] )
{
int i;
@ -381,6 +383,8 @@ void des_setkey_dec( des_context *ctx, const unsigned char key[8] )
SWAP( ctx->sk[i ], ctx->sk[30 - i] );
SWAP( ctx->sk[i + 1], ctx->sk[31 - i] );
}
return( 0 );
}
static void des3_set2key( unsigned long esk[96],
@ -411,23 +415,27 @@ static void des3_set2key( unsigned long esk[96],
/*
* Triple-DES key schedule (112-bit, encryption)
*/
void des3_set2key_enc( des3_context *ctx, const unsigned char key[16] )
int des3_set2key_enc( des3_context *ctx, const unsigned char key[16] )
{
unsigned long sk[96];
des3_set2key( ctx->sk, sk, key );
memset( sk, 0, sizeof( sk ) );
return( 0 );
}
/*
* Triple-DES key schedule (112-bit, decryption)
*/
void des3_set2key_dec( des3_context *ctx, const unsigned char key[16] )
int des3_set2key_dec( des3_context *ctx, const unsigned char key[16] )
{
unsigned long sk[96];
des3_set2key( sk, ctx->sk, key );
memset( sk, 0, sizeof( sk ) );
return( 0 );
}
static void des3_set3key( unsigned long esk[96],
@ -456,23 +464,27 @@ static void des3_set3key( unsigned long esk[96],
/*
* Triple-DES key schedule (168-bit, encryption)
*/
void des3_set3key_enc( des3_context *ctx, const unsigned char key[24] )
int des3_set3key_enc( des3_context *ctx, const unsigned char key[24] )
{
unsigned long sk[96];
des3_set3key( ctx->sk, sk, key );
memset( sk, 0, sizeof( sk ) );
return( 0 );
}
/*
* Triple-DES key schedule (168-bit, decryption)
*/
void des3_set3key_dec( des3_context *ctx, const unsigned char key[24] )
int des3_set3key_dec( des3_context *ctx, const unsigned char key[24] )
{
unsigned long sk[96];
des3_set3key( sk, ctx->sk, key );
memset( sk, 0, sizeof( sk ) );
return( 0 );
}
/*

1
tests/CMakeLists.txt
View File

@ -23,6 +23,7 @@ add_test_suite(md)
add_test_suite(aes)
add_test_suite(camellia)
add_test_suite(des)
add_test_suite(cipher)
add_test_suite(rsa)
add_test_suite(xtea)
add_test_suite(dhm)

7
tests/Makefile
View File

@ -15,7 +15,8 @@ APPS = test_suite_aes test_suite_arc4 \
test_suite_mpi test_suite_rsa \
test_suite_shax test_suite_x509parse\
test_suite_xtea test_suite_debug \
test_suite_version test_suite_md
test_suite_version test_suite_md \
test_suite_cipher
.SILENT:
@ -41,6 +42,10 @@ test_suite_camellia: test_suite_camellia.c ../library/libpolarssl.a
echo " CC $@.c"
$(CC) $(CFLAGS) $(OFLAGS) $@.c $(LDFLAGS) -o $@
test_suite_cipher: test_suite_cipher.c ../library/libpolarssl.a
echo " CC $@.c"
$(CC) $(CFLAGS) $(OFLAGS) $@.c $(LDFLAGS) -o $@
test_suite_des: test_suite_des.c ../library/libpolarssl.a
echo " CC $@.c"
$(CC) $(CFLAGS) $(OFLAGS) $@.c $(LDFLAGS) -o $@

707
tests/suites/test_suite_cipher.data Normal file
View File

@ -0,0 +1,707 @@
Cipher Selftest
cipher_selftest:
Decrypt empty buffer
dec_empty_buf:
Encrypt and decrypt 0 bytes
enc_dec_buf:POLARSSL_CIPHER_AES_128_CBC:AES-128-CBC:128:0
Encrypt and decrypt 1 byte
enc_dec_buf:POLARSSL_CIPHER_AES_128_CBC:AES-128-CBC:128:1
Encrypt and decrypt 2 bytes
enc_dec_buf:POLARSSL_CIPHER_AES_128_CBC:AES-128-CBC:128:2
Encrypt and decrypt 7 bytes
enc_dec_buf:POLARSSL_CIPHER_AES_128_CBC:AES-128-CBC:128:7
Encrypt and decrypt 8 bytes
enc_dec_buf:POLARSSL_CIPHER_AES_128_CBC:AES-128-CBC:128:8
Encrypt and decrypt 9 bytes
enc_dec_buf:POLARSSL_CIPHER_AES_128_CBC:AES-128-CBC:128:9
Encrypt and decrypt 15 bytes
enc_dec_buf:POLARSSL_CIPHER_AES_128_CBC:AES-128-CBC:128:15
Encrypt and decrypt 16 bytes
enc_dec_buf:POLARSSL_CIPHER_AES_128_CBC:AES-128-CBC:128:16
Encrypt and decrypt 17 bytes
enc_dec_buf:POLARSSL_CIPHER_AES_128_CBC:AES-128-CBC:128:17
Encrypt and decrypt 31 bytes
enc_dec_buf:POLARSSL_CIPHER_AES_128_CBC:AES-128-CBC:128:31
Encrypt and decrypt 32 bytes
enc_dec_buf:POLARSSL_CIPHER_AES_128_CBC:AES-128-CBC:128:32
Encrypt and decrypt 32 bytes
enc_dec_buf:POLARSSL_CIPHER_AES_128_CBC:AES-128-CBC:128:33
Encrypt and decrypt 47 bytes
enc_dec_buf:POLARSSL_CIPHER_AES_128_CBC:AES-128-CBC:128:47
Encrypt and decrypt 48 bytes
enc_dec_buf:POLARSSL_CIPHER_AES_128_CBC:AES-128-CBC:128:48
Encrypt and decrypt 49 bytes
enc_dec_buf:POLARSSL_CIPHER_AES_128_CBC:AES-128-CBC:128:49
Encrypt and decrypt 0 bytes in multiple parts
enc_dec_buf_multipart:POLARSSL_CIPHER_AES_128_CBC:128:0:0:
Encrypt and decrypt 1 bytes in multiple parts 1
enc_dec_buf_multipart:POLARSSL_CIPHER_AES_128_CBC:128:1:0:
Encrypt and decrypt 1 bytes in multiple parts 2
enc_dec_buf_multipart:POLARSSL_CIPHER_AES_128_CBC:128:0:1:
Encrypt and decrypt 16 bytes in multiple parts 1
enc_dec_buf_multipart:POLARSSL_CIPHER_AES_128_CBC:128:16:0:
Encrypt and decrypt 16 bytes in multiple parts 2
enc_dec_buf_multipart:POLARSSL_CIPHER_AES_128_CBC:128:0:16:
Encrypt and decrypt 16 bytes in multiple parts 3
enc_dec_buf_multipart:POLARSSL_CIPHER_AES_128_CBC:128:1:15:
Encrypt and decrypt 16 bytes in multiple parts 4
enc_dec_buf_multipart:POLARSSL_CIPHER_AES_128_CBC:128:15:1:
Encrypt and decrypt 22 bytes in multiple parts 1
enc_dec_buf_multipart:POLARSSL_CIPHER_AES_128_CBC:128:15:7:
Encrypt and decrypt 22 bytes in multiple parts 1
enc_dec_buf_multipart:POLARSSL_CIPHER_AES_128_CBC:128:16:6:
Encrypt and decrypt 22 bytes in multiple parts 1
enc_dec_buf_multipart:POLARSSL_CIPHER_AES_128_CBC:128:17:6:
Encrypt and decrypt 32 bytes in multiple parts 1
enc_dec_buf_multipart:POLARSSL_CIPHER_AES_128_CBC:128:16:16:
Encrypt and decrypt 0 bytes
enc_dec_buf:POLARSSL_CIPHER_AES_192_CBC:AES-192-CBC:192:0
Encrypt and decrypt 1 byte
enc_dec_buf:POLARSSL_CIPHER_AES_192_CBC:AES-192-CBC:192:1
Encrypt and decrypt 2 bytes
enc_dec_buf:POLARSSL_CIPHER_AES_192_CBC:AES-192-CBC:192:2
Encrypt and decrypt 7 bytes
enc_dec_buf:POLARSSL_CIPHER_AES_192_CBC:AES-192-CBC:192:7
Encrypt and decrypt 8 bytes
enc_dec_buf:POLARSSL_CIPHER_AES_192_CBC:AES-192-CBC:192:8
Encrypt and decrypt 9 bytes
enc_dec_buf:POLARSSL_CIPHER_AES_192_CBC:AES-192-CBC:192:9
Encrypt and decrypt 15 bytes
enc_dec_buf:POLARSSL_CIPHER_AES_192_CBC:AES-192-CBC:192:15
Encrypt and decrypt 16 bytes
enc_dec_buf:POLARSSL_CIPHER_AES_192_CBC:AES-192-CBC:192:16
Encrypt and decrypt 17 bytes
enc_dec_buf:POLARSSL_CIPHER_AES_192_CBC:AES-192-CBC:192:17
Encrypt and decrypt 31 bytes
enc_dec_buf:POLARSSL_CIPHER_AES_192_CBC:AES-192-CBC:192:31
Encrypt and decrypt 32 bytes
enc_dec_buf:POLARSSL_CIPHER_AES_192_CBC:AES-192-CBC:192:32
Encrypt and decrypt 32 bytes
enc_dec_buf:POLARSSL_CIPHER_AES_192_CBC:AES-192-CBC:192:33
Encrypt and decrypt 47 bytes
enc_dec_buf:POLARSSL_CIPHER_AES_192_CBC:AES-192-CBC:192:47
Encrypt and decrypt 48 bytes
enc_dec_buf:POLARSSL_CIPHER_AES_192_CBC:AES-192-CBC:192:48
Encrypt and decrypt 49 bytes
enc_dec_buf:POLARSSL_CIPHER_AES_192_CBC:AES-192-CBC:192:49
Encrypt and decrypt 0 bytes in multiple parts
enc_dec_buf_multipart:POLARSSL_CIPHER_AES_192_CBC:192:0:0:
Encrypt and decrypt 1 bytes in multiple parts 1
enc_dec_buf_multipart:POLARSSL_CIPHER_AES_192_CBC:192:1:0:
Encrypt and decrypt 1 bytes in multiple parts 2
enc_dec_buf_multipart:POLARSSL_CIPHER_AES_192_CBC:192:0:1:
Encrypt and decrypt 16 bytes in multiple parts 1
enc_dec_buf_multipart:POLARSSL_CIPHER_AES_192_CBC:192:16:0:
Encrypt and decrypt 16 bytes in multiple parts 2
enc_dec_buf_multipart:POLARSSL_CIPHER_AES_192_CBC:192:0:16:
Encrypt and decrypt 16 bytes in multiple parts 3
enc_dec_buf_multipart:POLARSSL_CIPHER_AES_192_CBC:192:1:15:
Encrypt and decrypt 16 bytes in multiple parts 4
enc_dec_buf_multipart:POLARSSL_CIPHER_AES_192_CBC:192:15:1:
Encrypt and decrypt 22 bytes in multiple parts 1
enc_dec_buf_multipart:POLARSSL_CIPHER_AES_192_CBC:192:15:7:
Encrypt and decrypt 22 bytes in multiple parts 1
enc_dec_buf_multipart:POLARSSL_CIPHER_AES_192_CBC:192:16:6:
Encrypt and decrypt 22 bytes in multiple parts 1
enc_dec_buf_multipart:POLARSSL_CIPHER_AES_192_CBC:192:17:6:
Encrypt and decrypt 32 bytes in multiple parts 1
enc_dec_buf_multipart:POLARSSL_CIPHER_AES_192_CBC:192:16:16:
Encrypt and decrypt 0 bytes
enc_dec_buf:POLARSSL_CIPHER_AES_256_CBC:AES-256-CBC:256:0
Encrypt and decrypt 1 byte
enc_dec_buf:POLARSSL_CIPHER_AES_256_CBC:AES-256-CBC:256:1
Encrypt and decrypt 2 bytes
enc_dec_buf:POLARSSL_CIPHER_AES_256_CBC:AES-256-CBC:256:2
Encrypt and decrypt 7 bytes
enc_dec_buf:POLARSSL_CIPHER_AES_256_CBC:AES-256-CBC:256:7
Encrypt and decrypt 8 bytes
enc_dec_buf:POLARSSL_CIPHER_AES_256_CBC:AES-256-CBC:256:8
Encrypt and decrypt 9 bytes
enc_dec_buf:POLARSSL_CIPHER_AES_256_CBC:AES-256-CBC:256:9
Encrypt and decrypt 15 bytes
enc_dec_buf:POLARSSL_CIPHER_AES_256_CBC:AES-256-CBC:256:15
Encrypt and decrypt 16 bytes
enc_dec_buf:POLARSSL_CIPHER_AES_256_CBC:AES-256-CBC:256:16
Encrypt and decrypt 17 bytes
enc_dec_buf:POLARSSL_CIPHER_AES_256_CBC:AES-256-CBC:256:17
Encrypt and decrypt 31 bytes
enc_dec_buf:POLARSSL_CIPHER_AES_256_CBC:AES-256-CBC:256:31
Encrypt and decrypt 32 bytes
enc_dec_buf:POLARSSL_CIPHER_AES_256_CBC:AES-256-CBC:256:32
Encrypt and decrypt 32 bytes
enc_dec_buf:POLARSSL_CIPHER_AES_256_CBC:AES-256-CBC:256:33
Encrypt and decrypt 47 bytes
enc_dec_buf:POLARSSL_CIPHER_AES_256_CBC:AES-256-CBC:256:47
Encrypt and decrypt 48 bytes
enc_dec_buf:POLARSSL_CIPHER_AES_256_CBC:AES-256-CBC:256:48
Encrypt and decrypt 49 bytes
enc_dec_buf:POLARSSL_CIPHER_AES_256_CBC:AES-256-CBC:256:49
Encrypt and decrypt 0 bytes in multiple parts
enc_dec_buf_multipart:POLARSSL_CIPHER_AES_256_CBC:256:0:0:
Encrypt and decrypt 1 bytes in multiple parts 1
enc_dec_buf_multipart:POLARSSL_CIPHER_AES_256_CBC:256:1:0:
Encrypt and decrypt 1 bytes in multiple parts 2
enc_dec_buf_multipart:POLARSSL_CIPHER_AES_256_CBC:256:0:1:
Encrypt and decrypt 16 bytes in multiple parts 1
enc_dec_buf_multipart:POLARSSL_CIPHER_AES_256_CBC:256:16:0:
Encrypt and decrypt 16 bytes in multiple parts 2
enc_dec_buf_multipart:POLARSSL_CIPHER_AES_256_CBC:256:0:16:
Encrypt and decrypt 16 bytes in multiple parts 3
enc_dec_buf_multipart:POLARSSL_CIPHER_AES_256_CBC:256:1:15:
Encrypt and decrypt 16 bytes in multiple parts 4
enc_dec_buf_multipart:POLARSSL_CIPHER_AES_256_CBC:256:15:1:
Encrypt and decrypt 22 bytes in multiple parts 1
enc_dec_buf_multipart:POLARSSL_CIPHER_AES_256_CBC:256:15:7:
Encrypt and decrypt 22 bytes in multiple parts 1
enc_dec_buf_multipart:POLARSSL_CIPHER_AES_256_CBC:256:16:6:
Encrypt and decrypt 22 bytes in multiple parts 1
enc_dec_buf_multipart:POLARSSL_CIPHER_AES_256_CBC:256:17:6:
Encrypt and decrypt 32 bytes in multiple parts 1
enc_dec_buf_multipart:POLARSSL_CIPHER_AES_256_CBC:256:16:16:
Encrypt and decrypt 0 bytes
enc_dec_buf:POLARSSL_CIPHER_CAMELLIA_128_CBC:CAMELLIA-128-CBC:128:0
Encrypt and decrypt 1 byte
enc_dec_buf:POLARSSL_CIPHER_CAMELLIA_128_CBC:CAMELLIA-128-CBC:128:1
Encrypt and decrypt 2 bytes
enc_dec_buf:POLARSSL_CIPHER_CAMELLIA_128_CBC:CAMELLIA-128-CBC:128:2
Encrypt and decrypt 7 bytes
enc_dec_buf:POLARSSL_CIPHER_CAMELLIA_128_CBC:CAMELLIA-128-CBC:128:7
Encrypt and decrypt 8 bytes
enc_dec_buf:POLARSSL_CIPHER_CAMELLIA_128_CBC:CAMELLIA-128-CBC:128:8
Encrypt and decrypt 9 bytes
enc_dec_buf:POLARSSL_CIPHER_CAMELLIA_128_CBC:CAMELLIA-128-CBC:128:9
Encrypt and decrypt 15 bytes
enc_dec_buf:POLARSSL_CIPHER_CAMELLIA_128_CBC:CAMELLIA-128-CBC:128:15
Encrypt and decrypt 16 bytes
enc_dec_buf:POLARSSL_CIPHER_CAMELLIA_128_CBC:CAMELLIA-128-CBC:128:16
Encrypt and decrypt 17 bytes
enc_dec_buf:POLARSSL_CIPHER_CAMELLIA_128_CBC:CAMELLIA-128-CBC:128:17
Encrypt and decrypt 31 bytes
enc_dec_buf:POLARSSL_CIPHER_CAMELLIA_128_CBC:CAMELLIA-128-CBC:128:31
Encrypt and decrypt 32 bytes
enc_dec_buf:POLARSSL_CIPHER_CAMELLIA_128_CBC:CAMELLIA-128-CBC:128:32
Encrypt and decrypt 32 bytes
enc_dec_buf:POLARSSL_CIPHER_CAMELLIA_128_CBC:CAMELLIA-128-CBC:128:33
Encrypt and decrypt 47 bytes
enc_dec_buf:POLARSSL_CIPHER_CAMELLIA_128_CBC:CAMELLIA-128-CBC:128:47
Encrypt and decrypt 48 bytes
enc_dec_buf:POLARSSL_CIPHER_CAMELLIA_128_CBC:CAMELLIA-128-CBC:128:48
Encrypt and decrypt 49 bytes
enc_dec_buf:POLARSSL_CIPHER_CAMELLIA_128_CBC:CAMELLIA-128-CBC:128:49
Encrypt and decrypt 0 bytes in multiple parts
enc_dec_buf_multipart:POLARSSL_CIPHER_CAMELLIA_128_CBC:128:0:0:
Encrypt and decrypt 1 bytes in multiple parts 1
enc_dec_buf_multipart:POLARSSL_CIPHER_CAMELLIA_128_CBC:128:1:0:
Encrypt and decrypt 1 bytes in multiple parts 2
enc_dec_buf_multipart:POLARSSL_CIPHER_CAMELLIA_128_CBC:128:0:1:
Encrypt and decrypt 16 bytes in multiple parts 1
enc_dec_buf_multipart:POLARSSL_CIPHER_CAMELLIA_128_CBC:128:16:0:
Encrypt and decrypt 16 bytes in multiple parts 2
enc_dec_buf_multipart:POLARSSL_CIPHER_CAMELLIA_128_CBC:128:0:16:
Encrypt and decrypt 16 bytes in multiple parts 3
enc_dec_buf_multipart:POLARSSL_CIPHER_CAMELLIA_128_CBC:128:1:15:
Encrypt and decrypt 16 bytes in multiple parts 4
enc_dec_buf_multipart:POLARSSL_CIPHER_CAMELLIA_128_CBC:128:15:1:
Encrypt and decrypt 22 bytes in multiple parts 1
enc_dec_buf_multipart:POLARSSL_CIPHER_CAMELLIA_128_CBC:128:15:7:
Encrypt and decrypt 22 bytes in multiple parts 1
enc_dec_buf_multipart:POLARSSL_CIPHER_CAMELLIA_128_CBC:128:16:6:
Encrypt and decrypt 22 bytes in multiple parts 1
enc_dec_buf_multipart:POLARSSL_CIPHER_CAMELLIA_128_CBC:128:17:6:
Encrypt and decrypt 32 bytes in multiple parts 1
enc_dec_buf_multipart:POLARSSL_CIPHER_CAMELLIA_128_CBC:128:16:16:
Encrypt and decrypt 0 bytes
enc_dec_buf:POLARSSL_CIPHER_CAMELLIA_192_CBC:CAMELLIA-192-CBC:192:0
Encrypt and decrypt 1 byte
enc_dec_buf:POLARSSL_CIPHER_CAMELLIA_192_CBC:CAMELLIA-192-CBC:192:1
Encrypt and decrypt 2 bytes
enc_dec_buf:POLARSSL_CIPHER_CAMELLIA_192_CBC:CAMELLIA-192-CBC:192:2
Encrypt and decrypt 7 bytes
enc_dec_buf:POLARSSL_CIPHER_CAMELLIA_192_CBC:CAMELLIA-192-CBC:192:7
Encrypt and decrypt 8 bytes
enc_dec_buf:POLARSSL_CIPHER_CAMELLIA_192_CBC:CAMELLIA-192-CBC:192:8
Encrypt and decrypt 9 bytes
enc_dec_buf:POLARSSL_CIPHER_CAMELLIA_192_CBC:CAMELLIA-192-CBC:192:9
Encrypt and decrypt 15 bytes
enc_dec_buf:POLARSSL_CIPHER_CAMELLIA_192_CBC:CAMELLIA-192-CBC:192:15
Encrypt and decrypt 16 bytes
enc_dec_buf:POLARSSL_CIPHER_CAMELLIA_192_CBC:CAMELLIA-192-CBC:192:16
Encrypt and decrypt 17 bytes
enc_dec_buf:POLARSSL_CIPHER_CAMELLIA_192_CBC:CAMELLIA-192-CBC:192:17
Encrypt and decrypt 31 bytes
enc_dec_buf:POLARSSL_CIPHER_CAMELLIA_192_CBC:CAMELLIA-192-CBC:192:31
Encrypt and decrypt 32 bytes
enc_dec_buf:POLARSSL_CIPHER_CAMELLIA_192_CBC:CAMELLIA-192-CBC:192:32
Encrypt and decrypt 32 bytes
enc_dec_buf:POLARSSL_CIPHER_CAMELLIA_192_CBC:CAMELLIA-192-CBC:192:33
Encrypt and decrypt 47 bytes
enc_dec_buf:POLARSSL_CIPHER_CAMELLIA_192_CBC:CAMELLIA-192-CBC:192:47
Encrypt and decrypt 48 bytes
enc_dec_buf:POLARSSL_CIPHER_CAMELLIA_192_CBC:CAMELLIA-192-CBC:192:48
Encrypt and decrypt 49 bytes
enc_dec_buf:POLARSSL_CIPHER_CAMELLIA_192_CBC:CAMELLIA-192-CBC:192:49
Encrypt and decrypt 0 bytes in multiple parts
enc_dec_buf_multipart:POLARSSL_CIPHER_CAMELLIA_192_CBC:192:0:0:
Encrypt and decrypt 1 bytes in multiple parts 1
enc_dec_buf_multipart:POLARSSL_CIPHER_CAMELLIA_192_CBC:192:1:0:
Encrypt and decrypt 1 bytes in multiple parts 2
enc_dec_buf_multipart:POLARSSL_CIPHER_CAMELLIA_192_CBC:192:0:1:
Encrypt and decrypt 16 bytes in multiple parts 1
enc_dec_buf_multipart:POLARSSL_CIPHER_CAMELLIA_192_CBC:192:16:0:
Encrypt and decrypt 16 bytes in multiple parts 2
enc_dec_buf_multipart:POLARSSL_CIPHER_CAMELLIA_192_CBC:192:0:16:
Encrypt and decrypt 16 bytes in multiple parts 3
enc_dec_buf_multipart:POLARSSL_CIPHER_CAMELLIA_192_CBC:192:1:15:
Encrypt and decrypt 16 bytes in multiple parts 4
enc_dec_buf_multipart:POLARSSL_CIPHER_CAMELLIA_192_CBC:192:15:1:
Encrypt and decrypt 22 bytes in multiple parts 1
enc_dec_buf_multipart:POLARSSL_CIPHER_CAMELLIA_192_CBC:192:15:7:
Encrypt and decrypt 22 bytes in multiple parts 1
enc_dec_buf_multipart:POLARSSL_CIPHER_CAMELLIA_192_CBC:192:16:6:
Encrypt and decrypt 22 bytes in multiple parts 1
enc_dec_buf_multipart:POLARSSL_CIPHER_CAMELLIA_192_CBC:192:17:6:
Encrypt and decrypt 32 bytes in multiple parts 1
enc_dec_buf_multipart:POLARSSL_CIPHER_CAMELLIA_192_CBC:192:16:16:
Encrypt and decrypt 0 bytes
enc_dec_buf:POLARSSL_CIPHER_CAMELLIA_256_CBC:CAMELLIA-256-CBC:256:0
Encrypt and decrypt 1 byte
enc_dec_buf:POLARSSL_CIPHER_CAMELLIA_256_CBC:CAMELLIA-256-CBC:256:1
Encrypt and decrypt 2 bytes
enc_dec_buf:POLARSSL_CIPHER_CAMELLIA_256_CBC:CAMELLIA-256-CBC:256:2
Encrypt and decrypt 7 bytes
enc_dec_buf:POLARSSL_CIPHER_CAMELLIA_256_CBC:CAMELLIA-256-CBC:256:7
Encrypt and decrypt 8 bytes
enc_dec_buf:POLARSSL_CIPHER_CAMELLIA_256_CBC:CAMELLIA-256-CBC:256:8
Encrypt and decrypt 9 bytes
enc_dec_buf:POLARSSL_CIPHER_CAMELLIA_256_CBC:CAMELLIA-256-CBC:256:9
Encrypt and decrypt 15 bytes
enc_dec_buf:POLARSSL_CIPHER_CAMELLIA_256_CBC:CAMELLIA-256-CBC:256:15
Encrypt and decrypt 16 bytes
enc_dec_buf:POLARSSL_CIPHER_CAMELLIA_256_CBC:CAMELLIA-256-CBC:256:16
Encrypt and decrypt 17 bytes
enc_dec_buf:POLARSSL_CIPHER_CAMELLIA_256_CBC:CAMELLIA-256-CBC:256:17
Encrypt and decrypt 31 bytes
enc_dec_buf:POLARSSL_CIPHER_CAMELLIA_256_CBC:CAMELLIA-256-CBC:256:31
Encrypt and decrypt 32 bytes
enc_dec_buf:POLARSSL_CIPHER_CAMELLIA_256_CBC:CAMELLIA-256-CBC:256:32
Encrypt and decrypt 32 bytes
enc_dec_buf:POLARSSL_CIPHER_CAMELLIA_256_CBC:CAMELLIA-256-CBC:256:33
Encrypt and decrypt 47 bytes
enc_dec_buf:POLARSSL_CIPHER_CAMELLIA_256_CBC:CAMELLIA-256-CBC:256:47
Encrypt and decrypt 48 bytes
enc_dec_buf:POLARSSL_CIPHER_CAMELLIA_256_CBC:CAMELLIA-256-CBC:256:48
Encrypt and decrypt 49 bytes
enc_dec_buf:POLARSSL_CIPHER_CAMELLIA_256_CBC:CAMELLIA-256-CBC:256:49
Encrypt and decrypt 0 bytes in multiple parts
enc_dec_buf_multipart:POLARSSL_CIPHER_CAMELLIA_256_CBC:256:0:0:
Encrypt and decrypt 1 bytes in multiple parts 1
enc_dec_buf_multipart:POLARSSL_CIPHER_CAMELLIA_256_CBC:256:1:0:
Encrypt and decrypt 1 bytes in multiple parts 2
enc_dec_buf_multipart:POLARSSL_CIPHER_CAMELLIA_256_CBC:256:0:1:
Encrypt and decrypt 16 bytes in multiple parts 1
enc_dec_buf_multipart:POLARSSL_CIPHER_CAMELLIA_256_CBC:256:16:0:
Encrypt and decrypt 16 bytes in multiple parts 2
enc_dec_buf_multipart:POLARSSL_CIPHER_CAMELLIA_256_CBC:256:0:16:
Encrypt and decrypt 16 bytes in multiple parts 3
enc_dec_buf_multipart:POLARSSL_CIPHER_CAMELLIA_256_CBC:256:1:15:
Encrypt and decrypt 16 bytes in multiple parts 4
enc_dec_buf_multipart:POLARSSL_CIPHER_CAMELLIA_256_CBC:256:15:1:
Encrypt and decrypt 22 bytes in multiple parts 1
enc_dec_buf_multipart:POLARSSL_CIPHER_CAMELLIA_256_CBC:256:15:7:
Encrypt and decrypt 22 bytes in multiple parts 1
enc_dec_buf_multipart:POLARSSL_CIPHER_CAMELLIA_256_CBC:256:16:6:
Encrypt and decrypt 22 bytes in multiple parts 1
enc_dec_buf_multipart:POLARSSL_CIPHER_CAMELLIA_256_CBC:256:17:6:
Encrypt and decrypt 32 bytes in multiple parts 1
enc_dec_buf_multipart:POLARSSL_CIPHER_CAMELLIA_256_CBC:256:16:16:
Encrypt and decrypt 0 bytes
enc_dec_buf:POLARSSL_CIPHER_DES_CBC:DES-CBC:56:0
Encrypt and decrypt 1 byte
enc_dec_buf:POLARSSL_CIPHER_DES_CBC:DES-CBC:56:1
Encrypt and decrypt 2 bytes
enc_dec_buf:POLARSSL_CIPHER_DES_CBC:DES-CBC:56:2
Encrypt and decrypt 7 bytes
enc_dec_buf:POLARSSL_CIPHER_DES_CBC:DES-CBC:56:7
Encrypt and decrypt 8 bytes
enc_dec_buf:POLARSSL_CIPHER_DES_CBC:DES-CBC:56:8
Encrypt and decrypt 9 bytes
enc_dec_buf:POLARSSL_CIPHER_DES_CBC:DES-CBC:56:9
Encrypt and decrypt 15 bytes
enc_dec_buf:POLARSSL_CIPHER_DES_CBC:DES-CBC:56:15
Encrypt and decrypt 16 bytes
enc_dec_buf:POLARSSL_CIPHER_DES_CBC:DES-CBC:56:16
Encrypt and decrypt 17 bytes
enc_dec_buf:POLARSSL_CIPHER_DES_CBC:DES-CBC:56:17
Encrypt and decrypt 31 bytes
enc_dec_buf:POLARSSL_CIPHER_DES_CBC:DES-CBC:56:31
Encrypt and decrypt 32 bytes
enc_dec_buf:POLARSSL_CIPHER_DES_CBC:DES-CBC:56:32
Encrypt and decrypt 32 bytes
enc_dec_buf:POLARSSL_CIPHER_DES_CBC:DES-CBC:56:33
Encrypt and decrypt 47 bytes
enc_dec_buf:POLARSSL_CIPHER_DES_CBC:DES-CBC:56:47
Encrypt and decrypt 48 bytes
enc_dec_buf:POLARSSL_CIPHER_DES_CBC:DES-CBC:56:48
Encrypt and decrypt 49 bytes
enc_dec_buf:POLARSSL_CIPHER_DES_CBC:DES-CBC:56:49
Encrypt and decrypt 0 bytes in multiple parts
enc_dec_buf_multipart:POLARSSL_CIPHER_DES_CBC:56:0:0:
Encrypt and decrypt 1 bytes in multiple parts 1
enc_dec_buf_multipart:POLARSSL_CIPHER_DES_CBC:56:1:0:
Encrypt and decrypt 1 bytes in multiple parts 2
enc_dec_buf_multipart:POLARSSL_CIPHER_DES_CBC:56:0:1:
Encrypt and decrypt 16 bytes in multiple parts 1
enc_dec_buf_multipart:POLARSSL_CIPHER_DES_CBC:56:16:0:
Encrypt and decrypt 16 bytes in multiple parts 2
enc_dec_buf_multipart:POLARSSL_CIPHER_DES_CBC:56:0:16:
Encrypt and decrypt 16 bytes in multiple parts 3
enc_dec_buf_multipart:POLARSSL_CIPHER_DES_CBC:56:1:15:
Encrypt and decrypt 16 bytes in multiple parts 4
enc_dec_buf_multipart:POLARSSL_CIPHER_DES_CBC:56:15:1:
Encrypt and decrypt 22 bytes in multiple parts 1
enc_dec_buf_multipart:POLARSSL_CIPHER_DES_CBC:56:15:7:
Encrypt and decrypt 22 bytes in multiple parts 1
enc_dec_buf_multipart:POLARSSL_CIPHER_DES_CBC:56:16:6:
Encrypt and decrypt 22 bytes in multiple parts 1
enc_dec_buf_multipart:POLARSSL_CIPHER_DES_CBC:56:17:6:
Encrypt and decrypt 32 bytes in multiple parts 1
enc_dec_buf_multipart:POLARSSL_CIPHER_DES_CBC:56:16:16:
Encrypt and decrypt 0 bytes
enc_dec_buf:POLARSSL_CIPHER_DES_EDE_CBC:DES-EDE-CBC:112:0
Encrypt and decrypt 1 byte
enc_dec_buf:POLARSSL_CIPHER_DES_EDE_CBC:DES-EDE-CBC:112:1
Encrypt and decrypt 2 bytes
enc_dec_buf:POLARSSL_CIPHER_DES_EDE_CBC:DES-EDE-CBC:112:2
Encrypt and decrypt 7 bytes
enc_dec_buf:POLARSSL_CIPHER_DES_EDE_CBC:DES-EDE-CBC:112:7
Encrypt and decrypt 8 bytes
enc_dec_buf:POLARSSL_CIPHER_DES_EDE_CBC:DES-EDE-CBC:112:8
Encrypt and decrypt 9 bytes
enc_dec_buf:POLARSSL_CIPHER_DES_EDE_CBC:DES-EDE-CBC:112:9
Encrypt and decrypt 15 bytes
enc_dec_buf:POLARSSL_CIPHER_DES_EDE_CBC:DES-EDE-CBC:112:15
Encrypt and decrypt 16 bytes
enc_dec_buf:POLARSSL_CIPHER_DES_EDE_CBC:DES-EDE-CBC:112:16
Encrypt and decrypt 17 bytes
enc_dec_buf:POLARSSL_CIPHER_DES_EDE_CBC:DES-EDE-CBC:112:17
Encrypt and decrypt 31 bytes
enc_dec_buf:POLARSSL_CIPHER_DES_EDE_CBC:DES-EDE-CBC:112:31
Encrypt and decrypt 32 bytes
enc_dec_buf:POLARSSL_CIPHER_DES_EDE_CBC:DES-EDE-CBC:112:32
Encrypt and decrypt 32 bytes
enc_dec_buf:POLARSSL_CIPHER_DES_EDE_CBC:DES-EDE-CBC:112:33
Encrypt and decrypt 47 bytes
enc_dec_buf:POLARSSL_CIPHER_DES_EDE_CBC:DES-EDE-CBC:112:47
Encrypt and decrypt 48 bytes
enc_dec_buf:POLARSSL_CIPHER_DES_EDE_CBC:DES-EDE-CBC:112:48
Encrypt and decrypt 49 bytes
enc_dec_buf:POLARSSL_CIPHER_DES_EDE_CBC:DES-EDE-CBC:112:49
Encrypt and decrypt 0 bytes in multiple parts
enc_dec_buf_multipart:POLARSSL_CIPHER_DES_EDE_CBC:112:0:0:
Encrypt and decrypt 1 bytes in multiple parts 1
enc_dec_buf_multipart:POLARSSL_CIPHER_DES_EDE_CBC:112:1:0:
Encrypt and decrypt 1 bytes in multiple parts 2
enc_dec_buf_multipart:POLARSSL_CIPHER_DES_EDE_CBC:112:0:1:
Encrypt and decrypt 16 bytes in multiple parts 1
enc_dec_buf_multipart:POLARSSL_CIPHER_DES_EDE_CBC:112:16:0:
Encrypt and decrypt 16 bytes in multiple parts 2
enc_dec_buf_multipart:POLARSSL_CIPHER_DES_EDE_CBC:112:0:16:
Encrypt and decrypt 16 bytes in multiple parts 3
enc_dec_buf_multipart:POLARSSL_CIPHER_DES_EDE_CBC:112:1:15:
Encrypt and decrypt 16 bytes in multiple parts 4
enc_dec_buf_multipart:POLARSSL_CIPHER_DES_EDE_CBC:112:15:1:
Encrypt and decrypt 22 bytes in multiple parts 1
enc_dec_buf_multipart:POLARSSL_CIPHER_DES_EDE_CBC:112:15:7:
Encrypt and decrypt 22 bytes in multiple parts 1
enc_dec_buf_multipart:POLARSSL_CIPHER_DES_EDE_CBC:112:16:6:
Encrypt and decrypt 22 bytes in multiple parts 1
enc_dec_buf_multipart:POLARSSL_CIPHER_DES_EDE_CBC:112:17:6:
Encrypt and decrypt 32 bytes in multiple parts 1
enc_dec_buf_multipart:POLARSSL_CIPHER_DES_EDE_CBC:112:16:16:
Encrypt and decrypt 0 bytes
enc_dec_buf:POLARSSL_CIPHER_DES_EDE3_CBC:DES-EDE3-CBC:168:0
Encrypt and decrypt 1 byte
enc_dec_buf:POLARSSL_CIPHER_DES_EDE3_CBC:DES-EDE3-CBC:168:1
Encrypt and decrypt 2 bytes
enc_dec_buf:POLARSSL_CIPHER_DES_EDE3_CBC:DES-EDE3-CBC:168:2
Encrypt and decrypt 7 bytes
enc_dec_buf:POLARSSL_CIPHER_DES_EDE3_CBC:DES-EDE3-CBC:168:7
Encrypt and decrypt 8 bytes
enc_dec_buf:POLARSSL_CIPHER_DES_EDE3_CBC:DES-EDE3-CBC:168:8
Encrypt and decrypt 9 bytes
enc_dec_buf:POLARSSL_CIPHER_DES_EDE3_CBC:DES-EDE3-CBC:168:9
Encrypt and decrypt 15 bytes
enc_dec_buf:POLARSSL_CIPHER_DES_EDE3_CBC:DES-EDE3-CBC:168:15
Encrypt and decrypt 16 bytes
enc_dec_buf:POLARSSL_CIPHER_DES_EDE3_CBC:DES-EDE3-CBC:168:16
Encrypt and decrypt 17 bytes
enc_dec_buf:POLARSSL_CIPHER_DES_EDE3_CBC:DES-EDE3-CBC:168:17
Encrypt and decrypt 31 bytes
enc_dec_buf:POLARSSL_CIPHER_DES_EDE3_CBC:DES-EDE3-CBC:168:31
Encrypt and decrypt 32 bytes
enc_dec_buf:POLARSSL_CIPHER_DES_EDE3_CBC:DES-EDE3-CBC:168:32
Encrypt and decrypt 32 bytes
enc_dec_buf:POLARSSL_CIPHER_DES_EDE3_CBC:DES-EDE3-CBC:168:33
Encrypt and decrypt 47 bytes
enc_dec_buf:POLARSSL_CIPHER_DES_EDE3_CBC:DES-EDE3-CBC:168:47
Encrypt and decrypt 48 bytes
enc_dec_buf:POLARSSL_CIPHER_DES_EDE3_CBC:DES-EDE3-CBC:168:48
Encrypt and decrypt 49 bytes
enc_dec_buf:POLARSSL_CIPHER_DES_EDE3_CBC:DES-EDE3-CBC:168:49
Encrypt and decrypt 0 bytes in multiple parts
enc_dec_buf_multipart:POLARSSL_CIPHER_DES_EDE3_CBC:168:0:0:
Encrypt and decrypt 1 bytes in multiple parts 1
enc_dec_buf_multipart:POLARSSL_CIPHER_DES_EDE3_CBC:168:1:0:
Encrypt and decrypt 1 bytes in multiple parts 2
enc_dec_buf_multipart:POLARSSL_CIPHER_DES_EDE3_CBC:168:0:1:
Encrypt and decrypt 16 bytes in multiple parts 1
enc_dec_buf_multipart:POLARSSL_CIPHER_DES_EDE3_CBC:168:16:0:
Encrypt and decrypt 16 bytes in multiple parts 2
enc_dec_buf_multipart:POLARSSL_CIPHER_DES_EDE3_CBC:168:0:16:
Encrypt and decrypt 16 bytes in multiple parts 3
enc_dec_buf_multipart:POLARSSL_CIPHER_DES_EDE3_CBC:168:1:15:
Encrypt and decrypt 16 bytes in multiple parts 4
enc_dec_buf_multipart:POLARSSL_CIPHER_DES_EDE3_CBC:168:15:1:
Encrypt and decrypt 22 bytes in multiple parts 1
enc_dec_buf_multipart:POLARSSL_CIPHER_DES_EDE3_CBC:168:15:7:
Encrypt and decrypt 22 bytes in multiple parts 1
enc_dec_buf_multipart:POLARSSL_CIPHER_DES_EDE3_CBC:168:16:6:
Encrypt and decrypt 22 bytes in multiple parts 1
enc_dec_buf_multipart:POLARSSL_CIPHER_DES_EDE3_CBC:168:17:6:
Encrypt and decrypt 32 bytes in multiple parts 1
enc_dec_buf_multipart:POLARSSL_CIPHER_DES_EDE3_CBC:168:16:16:

184
tests/suites/test_suite_cipher.function Normal file
View File

@ -0,0 +1,184 @@
BEGIN_HEADER
#include <polarssl/config.h>
#include <polarssl/cipher.h>
END_HEADER
BEGIN_CASE
enc_dec_buf:cipher_id:cipher_string:key_len:length:
int length = {length};
unsigned char key[32];
unsigned char iv[16];
const cipher_info_t *cipher_info;
cipher_context_t ctx_dec;
cipher_context_t ctx_enc;
unsigned char inbuf[64];
unsigned char encbuf[64];
unsigned char decbuf[64];
int outlen = 0;
int enclen = 0;
memset( key, 0, 32 );
memset( iv , 0, 16 );
memset( &ctx_dec, 0, sizeof( ctx_dec ) );
memset( &ctx_enc, 0, sizeof( ctx_enc ) );
memset( inbuf, 5, 64 );
memset( encbuf, 0, 64 );
memset( decbuf, 0, 64 );
/* Check and get info structures */
cipher_info = cipher_info_from_type( {cipher_id} );
TEST_ASSERT( NULL != cipher_info );
TEST_ASSERT( cipher_info_from_string( "{cipher_string}" ) == cipher_info );
/* Initialise enc and dec contexts */
TEST_ASSERT( 0 == cipher_init_ctx( &ctx_dec, cipher_info ) );
TEST_ASSERT( 0 == cipher_init_ctx( &ctx_enc, cipher_info ) );
TEST_ASSERT( 0 == cipher_setkey( &ctx_dec, key, {key_len}, POLARSSL_DECRYPT ) );
TEST_ASSERT( 0 == cipher_setkey( &ctx_enc, key, {key_len}, POLARSSL_ENCRYPT ) );
TEST_ASSERT( 0 == cipher_reset( &ctx_dec, iv ) );
TEST_ASSERT( 0 == cipher_reset( &ctx_enc, iv ) );
enclen = cipher_get_block_size( &ctx_enc )
* ( 1 + length / cipher_get_block_size( &ctx_enc ) );
/* encode length number of bytes from inbuf */
TEST_ASSERT( 0 == cipher_update( &ctx_enc, inbuf, length, encbuf, &outlen ) );
TEST_ASSERT( outlen == enclen - cipher_get_block_size ( &ctx_enc ) );
TEST_ASSERT( 0 == cipher_finish( &ctx_enc, encbuf + outlen, &outlen ) );
TEST_ASSERT( outlen == cipher_get_block_size ( &ctx_enc ) );
/* decode the previously encoded string */
TEST_ASSERT( 0 == cipher_update( &ctx_dec, encbuf, enclen, decbuf, &outlen ) );
TEST_ASSERT( enclen - cipher_get_block_size ( &ctx_enc ) == outlen );
TEST_ASSERT( 0 == cipher_finish( &ctx_dec, decbuf + outlen, &outlen ) );
TEST_ASSERT( length - enclen + cipher_get_block_size ( &ctx_enc ) == outlen );
TEST_ASSERT( 0 == memcmp(inbuf, decbuf, length) );
TEST_ASSERT( 0 == cipher_free_ctx( &ctx_dec ) );
TEST_ASSERT( 0 == cipher_free_ctx( &ctx_enc ) );
END_CASE
BEGIN_CASE
dec_empty_buf:
unsigned char key[32];
unsigned char iv[16];
cipher_context_t ctx_dec;
const cipher_info_t *cipher_info;
unsigned char encbuf[64];
unsigned char decbuf[64];
int outlen = 0;
memset( key, 0, 32 );
memset( iv , 0, 16 );
memset( &ctx_dec, 0, sizeof( ctx_dec ) );
memset( encbuf, 0, 64 );
memset( decbuf, 0, 64 );
/* Initialise enc and dec contexts */
cipher_info = cipher_info_from_type( POLARSSL_CIPHER_AES_128_CBC );
TEST_ASSERT( NULL != cipher_info);
TEST_ASSERT( 0 == cipher_init_ctx( &ctx_dec, cipher_info ) );
TEST_ASSERT( 0 == cipher_setkey( &ctx_dec, key, 128, POLARSSL_DECRYPT ) );
TEST_ASSERT( 0 == cipher_reset( &ctx_dec, iv ) );
/* decode 0-byte string */
TEST_ASSERT( 0 == cipher_update( &ctx_dec, encbuf, 0, decbuf, &outlen ) );
TEST_ASSERT( 0 == outlen );
TEST_ASSERT( 1 == cipher_finish( &ctx_dec, decbuf + outlen, &outlen ) );
TEST_ASSERT( 0 == outlen );
TEST_ASSERT( 0 == cipher_free_ctx( &ctx_dec ) );
END_CASE
BEGIN_CASE
enc_dec_buf_multipart:cipher_id:key_len:first_length:second_length:
int first_length = {first_length};
int second_length = {second_length};
int length = first_length + second_length;
unsigned char key[32];
unsigned char iv[16];
cipher_context_t ctx_dec;
cipher_context_t ctx_enc;
const cipher_info_t *cipher_info;
unsigned char inbuf[64];
unsigned char encbuf[64];
unsigned char decbuf[64];
int outlen = 0;
int totaloutlen = 0;
int enclen = 0;
memset( key, 0, 32 );
memset( iv , 0, 16 );
memset( &ctx_dec, 0, sizeof( ctx_dec ) );
memset( &ctx_enc, 0, sizeof( ctx_enc ) );
memset( inbuf, 5, 64 );
memset( encbuf, 0, 64 );
memset( decbuf, 0, 64 );
/* Initialise enc and dec contexts */
cipher_info = cipher_info_from_type( {cipher_id} );
TEST_ASSERT( NULL != cipher_info);
TEST_ASSERT( 0 == cipher_init_ctx( &ctx_dec, cipher_info ) );
TEST_ASSERT( 0 == cipher_init_ctx( &ctx_enc, cipher_info ) );
TEST_ASSERT( 0 == cipher_setkey( &ctx_dec, key, {key_len}, POLARSSL_DECRYPT ) );
TEST_ASSERT( 0 == cipher_setkey( &ctx_enc, key, {key_len}, POLARSSL_ENCRYPT ) );
TEST_ASSERT( 0 == cipher_reset( &ctx_dec, iv ) );
TEST_ASSERT( 0 == cipher_reset( &ctx_enc, iv ) );
enclen = cipher_get_block_size(&ctx_enc )
* ( 1 + length / cipher_get_block_size( &ctx_enc ) );
/* encode length number of bytes from inbuf */
TEST_ASSERT( 0 == cipher_update( &ctx_enc, inbuf, first_length, encbuf, &outlen ) );
totaloutlen = outlen;
TEST_ASSERT( 0 == cipher_update( &ctx_enc, inbuf + first_length, second_length, encbuf + totaloutlen, &outlen ) );
totaloutlen += outlen;
TEST_ASSERT( totaloutlen == enclen - cipher_get_block_size ( &ctx_enc ) );
TEST_ASSERT( 0 == cipher_finish( &ctx_enc, encbuf + totaloutlen, &outlen ) );
totaloutlen += outlen;
TEST_ASSERT( outlen == cipher_get_block_size ( &ctx_enc ) );
/* decode the previously encoded string */
TEST_ASSERT( 0 == cipher_update( &ctx_dec, encbuf, enclen, decbuf, &outlen ) );
TEST_ASSERT( enclen - cipher_get_block_size ( &ctx_enc ) == outlen );
TEST_ASSERT( 0 == cipher_finish( &ctx_dec, decbuf + outlen, &outlen ) );
TEST_ASSERT( length - enclen + cipher_get_block_size ( &ctx_enc ) == outlen );
TEST_ASSERT( 0 == memcmp(inbuf, decbuf, length) );
TEST_ASSERT( 0 == cipher_free_ctx( &ctx_dec ) );
TEST_ASSERT( 0 == cipher_free_ctx( &ctx_enc ) );
END_CASE
BEGIN_CASE
cipher_selftest:
{
TEST_ASSERT( cipher_self_test( 0 ) == 0 );
}
END_CASE