diff --git a/ChangeLog b/ChangeLog index 9b68d20e6..4ac9de162 100644 --- a/ChangeLog +++ b/ChangeLog @@ -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 diff --git a/include/polarssl/cipher.h b/include/polarssl/cipher.h new file mode 100644 index 000000000..b8587f430 --- /dev/null +++ b/include/polarssl/cipher.h @@ -0,0 +1,351 @@ +/** + * \file cipher.h + * + * \brief Generic cipher wrapper. + * + * \author Adriaan de Jong + * + * Copyright (C) 2006-2010, Brainspark B.V. + * + * This file is part of PolarSSL (http://www.polarssl.org) + * Lead Maintainer: Paul Bakker + * + * 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 + +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 */ diff --git a/include/polarssl/cipher_wrap.h b/include/polarssl/cipher_wrap.h new file mode 100644 index 000000000..850de5dd2 --- /dev/null +++ b/include/polarssl/cipher_wrap.h @@ -0,0 +1,68 @@ +/** + * \file cipher_wrap.h + * + * \brief Cipher wrappers. + * + * \author Adriaan de Jong + * + * Copyright (C) 2006-2010, Brainspark B.V. + * + * This file is part of PolarSSL (http://www.polarssl.org) + * Lead Maintainer: Paul Bakker + * + * 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 */ diff --git a/include/polarssl/config.h b/include/polarssl/config.h index 3be181d20..3b0c7e7ea 100644 --- a/include/polarssl/config.h +++ b/include/polarssl/config.h @@ -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 diff --git a/include/polarssl/des.h b/include/polarssl/des.h index 53bbbff22..f9778df8d 100644 --- a/include/polarssl/des.h +++ b/include/polarssl/des.h @@ -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 diff --git a/library/CMakeLists.txt b/library/CMakeLists.txt index 2f2480151..62a3eb584 100644 --- a/library/CMakeLists.txt +++ b/library/CMakeLists.txt @@ -7,6 +7,8 @@ set(src bignum.c camellia.c certs.c + cipher.c + cipher_wrap.c debug.c des.c dhm.c diff --git a/library/Makefile b/library/Makefile index 26129870a..794512164 100644 --- a/library/Makefile +++ b/library/Makefile @@ -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: diff --git a/library/cipher.c b/library/cipher.c new file mode 100644 index 000000000..5e995ed7c --- /dev/null +++ b/library/cipher.c @@ -0,0 +1,346 @@ +/** + * \file cipher.c + * + * \brief Generic cipher wrapper for PolarSSL + * + * \author Adriaan de Jong + * + * Copyright (C) 2006-2010, Brainspark B.V. + * + * This file is part of PolarSSL (http://www.polarssl.org) + * Lead Maintainer: Paul Bakker + * + * 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 +#include + +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 + +#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 diff --git a/library/cipher_wrap.c b/library/cipher_wrap.c new file mode 100644 index 000000000..b5cce5a90 --- /dev/null +++ b/library/cipher_wrap.c @@ -0,0 +1,295 @@ +/** + * \file md_wrap.c + * + * \brief Generic message digest wrapper for PolarSSL + * + * \author Adriaan de Jong + * + * Copyright (C) 2006-2010, Brainspark B.V. + * + * This file is part of PolarSSL (http://www.polarssl.org) + * Lead Maintainer: Paul Bakker + * + * 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 +#include + +#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 diff --git a/library/des.c b/library/des.c index 33c94596c..f470220d7 100644 --- a/library/des.c +++ b/library/des.c @@ -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 ); } /* diff --git a/tests/CMakeLists.txt b/tests/CMakeLists.txt index 81611caa6..1bfce1847 100644 --- a/tests/CMakeLists.txt +++ b/tests/CMakeLists.txt @@ -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) diff --git a/tests/Makefile b/tests/Makefile index 2e4f88a1a..063245b53 100644 --- a/tests/Makefile +++ b/tests/Makefile @@ -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 $@ diff --git a/tests/suites/test_suite_cipher.data b/tests/suites/test_suite_cipher.data new file mode 100644 index 000000000..758aa84df --- /dev/null +++ b/tests/suites/test_suite_cipher.data @@ -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: diff --git a/tests/suites/test_suite_cipher.function b/tests/suites/test_suite_cipher.function new file mode 100644 index 000000000..17b8dc29d --- /dev/null +++ b/tests/suites/test_suite_cipher.function @@ -0,0 +1,184 @@ +BEGIN_HEADER +#include +#include +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