mirror of
https://github.com/cuberite/polarssl.git
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1287 lines
30 KiB
C
1287 lines
30 KiB
C
/**
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* \file cipher_wrap.c
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*
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* \brief Generic cipher wrapper for PolarSSL
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*
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* \author Adriaan de Jong <dejong@fox-it.com>
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*
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* Copyright (C) 2006-2014, Brainspark B.V.
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*
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* This file is part of PolarSSL (http://www.polarssl.org)
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* Lead Maintainer: Paul Bakker <polarssl_maintainer at polarssl.org>
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*
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* All rights reserved.
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License along
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* with this program; if not, write to the Free Software Foundation, Inc.,
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* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
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*/
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#if !defined(POLARSSL_CONFIG_FILE)
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#include "polarssl/config.h"
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#else
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#include POLARSSL_CONFIG_FILE
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#endif
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#if defined(POLARSSL_CIPHER_C)
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#include "polarssl/cipher_wrap.h"
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#if defined(POLARSSL_AES_C)
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#include "polarssl/aes.h"
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#endif
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#if defined(POLARSSL_ARC4_C)
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#include "polarssl/arc4.h"
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#endif
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#if defined(POLARSSL_CAMELLIA_C)
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#include "polarssl/camellia.h"
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#endif
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#if defined(POLARSSL_DES_C)
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#include "polarssl/des.h"
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#endif
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#if defined(POLARSSL_BLOWFISH_C)
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#include "polarssl/blowfish.h"
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#endif
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#if defined(POLARSSL_GCM_C)
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#include "polarssl/gcm.h"
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#endif
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#if defined(POLARSSL_PLATFORM_C)
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#include "polarssl/platform.h"
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#else
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#define polarssl_malloc malloc
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#define polarssl_free free
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#endif
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#include <stdlib.h>
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#if defined(POLARSSL_GCM_C)
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/* shared by all GCM ciphers */
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static void *gcm_ctx_alloc( void )
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{
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return polarssl_malloc( sizeof( gcm_context ) );
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}
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static void gcm_ctx_free( void *ctx )
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{
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gcm_free( ctx );
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polarssl_free( ctx );
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}
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#endif /* POLARSSL_GCM_C */
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#if defined(POLARSSL_AES_C)
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static int aes_crypt_ecb_wrap( void *ctx, operation_t operation,
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const unsigned char *input, unsigned char *output )
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{
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return aes_crypt_ecb( (aes_context *) ctx, operation, input, output );
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}
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static int aes_crypt_cbc_wrap( void *ctx, operation_t operation, size_t length,
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unsigned char *iv, const unsigned char *input, unsigned char *output )
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{
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#if defined(POLARSSL_CIPHER_MODE_CBC)
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return aes_crypt_cbc( (aes_context *) ctx, operation, length, iv, input,
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output );
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#else
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((void) ctx);
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((void) operation);
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((void) length);
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((void) iv);
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((void) input);
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((void) output);
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return POLARSSL_ERR_CIPHER_FEATURE_UNAVAILABLE;
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#endif /* POLARSSL_CIPHER_MODE_CBC */
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}
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static int aes_crypt_cfb128_wrap( void *ctx, operation_t operation,
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size_t length, size_t *iv_off, unsigned char *iv,
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const unsigned char *input, unsigned char *output )
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{
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#if defined(POLARSSL_CIPHER_MODE_CFB)
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return aes_crypt_cfb128( (aes_context *) ctx, operation, length, iv_off, iv,
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input, output );
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#else
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((void) ctx);
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((void) operation);
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((void) length);
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((void) iv_off);
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((void) iv);
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((void) input);
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((void) output);
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return POLARSSL_ERR_CIPHER_FEATURE_UNAVAILABLE;
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#endif /* POLARSSL_CIPHER_MODE_CFB */
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}
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static int aes_crypt_ctr_wrap( void *ctx, size_t length, size_t *nc_off,
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unsigned char *nonce_counter, unsigned char *stream_block,
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const unsigned char *input, unsigned char *output )
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{
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#if defined(POLARSSL_CIPHER_MODE_CTR)
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return aes_crypt_ctr( (aes_context *) ctx, length, nc_off, nonce_counter,
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stream_block, input, output );
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#else
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((void) ctx);
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((void) length);
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((void) nc_off);
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((void) nonce_counter);
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((void) stream_block);
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((void) input);
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((void) output);
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return POLARSSL_ERR_CIPHER_FEATURE_UNAVAILABLE;
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#endif /* POLARSSL_CIPHER_MODE_CTR */
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}
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static int aes_setkey_dec_wrap( void *ctx, const unsigned char *key,
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unsigned int key_length )
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{
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return aes_setkey_dec( (aes_context *) ctx, key, key_length );
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}
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static int aes_setkey_enc_wrap( void *ctx, const unsigned char *key,
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unsigned int key_length )
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{
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return aes_setkey_enc( (aes_context *) ctx, key, key_length );
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}
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static void * aes_ctx_alloc( void )
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{
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return polarssl_malloc( sizeof( aes_context ) );
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}
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static void aes_ctx_free( void *ctx )
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{
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polarssl_free( ctx );
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}
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const cipher_base_t aes_info = {
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POLARSSL_CIPHER_ID_AES,
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aes_crypt_ecb_wrap,
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aes_crypt_cbc_wrap,
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aes_crypt_cfb128_wrap,
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aes_crypt_ctr_wrap,
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NULL,
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aes_setkey_enc_wrap,
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aes_setkey_dec_wrap,
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aes_ctx_alloc,
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aes_ctx_free
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};
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const cipher_info_t aes_128_ecb_info = {
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POLARSSL_CIPHER_AES_128_ECB,
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POLARSSL_MODE_ECB,
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128,
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"AES-128-ECB",
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16,
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0,
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16,
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&aes_info
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};
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const cipher_info_t aes_192_ecb_info = {
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POLARSSL_CIPHER_AES_192_ECB,
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POLARSSL_MODE_ECB,
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192,
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"AES-192-ECB",
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16,
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0,
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16,
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&aes_info
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};
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const cipher_info_t aes_256_ecb_info = {
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POLARSSL_CIPHER_AES_256_ECB,
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POLARSSL_MODE_ECB,
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256,
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"AES-256-ECB",
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16,
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0,
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16,
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&aes_info
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};
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#if defined(POLARSSL_CIPHER_MODE_CBC)
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const cipher_info_t aes_128_cbc_info = {
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POLARSSL_CIPHER_AES_128_CBC,
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POLARSSL_MODE_CBC,
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128,
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"AES-128-CBC",
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16,
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0,
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16,
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&aes_info
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};
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const cipher_info_t aes_192_cbc_info = {
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POLARSSL_CIPHER_AES_192_CBC,
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POLARSSL_MODE_CBC,
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192,
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"AES-192-CBC",
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16,
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0,
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16,
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&aes_info
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};
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const cipher_info_t aes_256_cbc_info = {
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POLARSSL_CIPHER_AES_256_CBC,
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POLARSSL_MODE_CBC,
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256,
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"AES-256-CBC",
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16,
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0,
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16,
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&aes_info
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};
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#endif /* POLARSSL_CIPHER_MODE_CBC */
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#if defined(POLARSSL_CIPHER_MODE_CFB)
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const cipher_info_t aes_128_cfb128_info = {
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POLARSSL_CIPHER_AES_128_CFB128,
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POLARSSL_MODE_CFB,
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128,
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"AES-128-CFB128",
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16,
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0,
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16,
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&aes_info
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};
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const cipher_info_t aes_192_cfb128_info = {
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POLARSSL_CIPHER_AES_192_CFB128,
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POLARSSL_MODE_CFB,
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192,
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"AES-192-CFB128",
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16,
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0,
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16,
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&aes_info
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};
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const cipher_info_t aes_256_cfb128_info = {
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POLARSSL_CIPHER_AES_256_CFB128,
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POLARSSL_MODE_CFB,
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256,
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"AES-256-CFB128",
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16,
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0,
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16,
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&aes_info
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};
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#endif /* POLARSSL_CIPHER_MODE_CFB */
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#if defined(POLARSSL_CIPHER_MODE_CTR)
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const cipher_info_t aes_128_ctr_info = {
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POLARSSL_CIPHER_AES_128_CTR,
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POLARSSL_MODE_CTR,
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128,
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"AES-128-CTR",
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16,
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0,
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16,
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&aes_info
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};
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const cipher_info_t aes_192_ctr_info = {
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POLARSSL_CIPHER_AES_192_CTR,
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POLARSSL_MODE_CTR,
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192,
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"AES-192-CTR",
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16,
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0,
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16,
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&aes_info
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};
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const cipher_info_t aes_256_ctr_info = {
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POLARSSL_CIPHER_AES_256_CTR,
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POLARSSL_MODE_CTR,
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256,
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"AES-256-CTR",
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16,
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0,
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16,
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&aes_info
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};
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#endif /* POLARSSL_CIPHER_MODE_CTR */
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#if defined(POLARSSL_GCM_C)
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static int gcm_aes_setkey_wrap( void *ctx, const unsigned char *key,
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unsigned int key_length )
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{
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return gcm_init( (gcm_context *) ctx, POLARSSL_CIPHER_ID_AES,
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key, key_length );
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}
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const cipher_base_t gcm_aes_info = {
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POLARSSL_CIPHER_ID_AES,
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NULL,
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NULL,
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NULL,
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NULL,
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NULL,
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gcm_aes_setkey_wrap,
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gcm_aes_setkey_wrap,
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gcm_ctx_alloc,
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gcm_ctx_free,
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};
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const cipher_info_t aes_128_gcm_info = {
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POLARSSL_CIPHER_AES_128_GCM,
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POLARSSL_MODE_GCM,
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128,
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"AES-128-GCM",
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12,
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1,
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16,
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&gcm_aes_info
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};
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const cipher_info_t aes_192_gcm_info = {
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POLARSSL_CIPHER_AES_192_GCM,
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POLARSSL_MODE_GCM,
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192,
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"AES-192-GCM",
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12,
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1,
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16,
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&gcm_aes_info
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};
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const cipher_info_t aes_256_gcm_info = {
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POLARSSL_CIPHER_AES_256_GCM,
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POLARSSL_MODE_GCM,
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256,
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"AES-256-GCM",
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12,
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1,
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16,
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&gcm_aes_info
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};
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#endif /* POLARSSL_GCM_C */
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#endif /* POLARSSL_AES_C */
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#if defined(POLARSSL_CAMELLIA_C)
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static int camellia_crypt_ecb_wrap( void *ctx, operation_t operation,
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const unsigned char *input, unsigned char *output )
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{
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return camellia_crypt_ecb( (camellia_context *) ctx, operation, input,
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output );
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}
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static int camellia_crypt_cbc_wrap( void *ctx, operation_t operation,
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size_t length, unsigned char *iv,
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const unsigned char *input, unsigned char *output )
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{
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#if defined(POLARSSL_CIPHER_MODE_CBC)
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return camellia_crypt_cbc( (camellia_context *) ctx, operation, length, iv,
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input, output );
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#else
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((void) ctx);
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((void) operation);
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((void) length);
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((void) iv);
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((void) input);
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((void) output);
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return POLARSSL_ERR_CIPHER_FEATURE_UNAVAILABLE;
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#endif /* POLARSSL_CIPHER_MODE_CBC */
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}
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static int camellia_crypt_cfb128_wrap( void *ctx, operation_t operation,
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size_t length, size_t *iv_off, unsigned char *iv,
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const unsigned char *input, unsigned char *output )
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{
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#if defined(POLARSSL_CIPHER_MODE_CFB)
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return camellia_crypt_cfb128( (camellia_context *) ctx, operation, length,
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iv_off, iv, input, output );
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#else
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((void) ctx);
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((void) operation);
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((void) length);
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((void) iv_off);
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((void) iv);
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((void) input);
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((void) output);
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return POLARSSL_ERR_CIPHER_FEATURE_UNAVAILABLE;
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#endif /* POLARSSL_CIPHER_MODE_CFB */
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}
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static int camellia_crypt_ctr_wrap( void *ctx, size_t length, size_t *nc_off,
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unsigned char *nonce_counter, unsigned char *stream_block,
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const unsigned char *input, unsigned char *output )
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{
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#if defined(POLARSSL_CIPHER_MODE_CTR)
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return camellia_crypt_ctr( (camellia_context *) ctx, length, nc_off,
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nonce_counter, stream_block, input, output );
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#else
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((void) ctx);
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((void) length);
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((void) nc_off);
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((void) nonce_counter);
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((void) stream_block);
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((void) input);
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((void) output);
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return POLARSSL_ERR_CIPHER_FEATURE_UNAVAILABLE;
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#endif /* POLARSSL_CIPHER_MODE_CTR */
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}
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static int camellia_setkey_dec_wrap( void *ctx, const unsigned char *key,
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unsigned int key_length )
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{
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return camellia_setkey_dec( (camellia_context *) ctx, key, key_length );
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}
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static int camellia_setkey_enc_wrap( void *ctx, const unsigned char *key,
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unsigned int key_length )
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{
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return camellia_setkey_enc( (camellia_context *) ctx, key, key_length );
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}
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static void * camellia_ctx_alloc( void )
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{
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return polarssl_malloc( sizeof( camellia_context ) );
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}
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static void camellia_ctx_free( void *ctx )
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{
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polarssl_free( ctx );
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}
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const cipher_base_t camellia_info = {
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POLARSSL_CIPHER_ID_CAMELLIA,
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camellia_crypt_ecb_wrap,
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camellia_crypt_cbc_wrap,
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camellia_crypt_cfb128_wrap,
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camellia_crypt_ctr_wrap,
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NULL,
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camellia_setkey_enc_wrap,
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camellia_setkey_dec_wrap,
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camellia_ctx_alloc,
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camellia_ctx_free
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};
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const cipher_info_t camellia_128_ecb_info = {
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POLARSSL_CIPHER_CAMELLIA_128_ECB,
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POLARSSL_MODE_ECB,
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128,
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"CAMELLIA-128-ECB",
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16,
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0,
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16,
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&camellia_info
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};
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|
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const cipher_info_t camellia_192_ecb_info = {
|
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POLARSSL_CIPHER_CAMELLIA_192_ECB,
|
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POLARSSL_MODE_ECB,
|
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192,
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"CAMELLIA-192-ECB",
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16,
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0,
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16,
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&camellia_info
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};
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const cipher_info_t camellia_256_ecb_info = {
|
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POLARSSL_CIPHER_CAMELLIA_256_ECB,
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POLARSSL_MODE_ECB,
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256,
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"CAMELLIA-256-ECB",
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16,
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0,
|
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16,
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&camellia_info
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};
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|
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#if defined(POLARSSL_CIPHER_MODE_CBC)
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const cipher_info_t camellia_128_cbc_info = {
|
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POLARSSL_CIPHER_CAMELLIA_128_CBC,
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POLARSSL_MODE_CBC,
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128,
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"CAMELLIA-128-CBC",
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16,
|
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0,
|
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16,
|
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&camellia_info
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};
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|
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const cipher_info_t camellia_192_cbc_info = {
|
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POLARSSL_CIPHER_CAMELLIA_192_CBC,
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POLARSSL_MODE_CBC,
|
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192,
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"CAMELLIA-192-CBC",
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16,
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0,
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16,
|
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&camellia_info
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};
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|
|
const cipher_info_t camellia_256_cbc_info = {
|
|
POLARSSL_CIPHER_CAMELLIA_256_CBC,
|
|
POLARSSL_MODE_CBC,
|
|
256,
|
|
"CAMELLIA-256-CBC",
|
|
16,
|
|
0,
|
|
16,
|
|
&camellia_info
|
|
};
|
|
#endif /* POLARSSL_CIPHER_MODE_CBC */
|
|
|
|
#if defined(POLARSSL_CIPHER_MODE_CFB)
|
|
const cipher_info_t camellia_128_cfb128_info = {
|
|
POLARSSL_CIPHER_CAMELLIA_128_CFB128,
|
|
POLARSSL_MODE_CFB,
|
|
128,
|
|
"CAMELLIA-128-CFB128",
|
|
16,
|
|
0,
|
|
16,
|
|
&camellia_info
|
|
};
|
|
|
|
const cipher_info_t camellia_192_cfb128_info = {
|
|
POLARSSL_CIPHER_CAMELLIA_192_CFB128,
|
|
POLARSSL_MODE_CFB,
|
|
192,
|
|
"CAMELLIA-192-CFB128",
|
|
16,
|
|
0,
|
|
16,
|
|
&camellia_info
|
|
};
|
|
|
|
const cipher_info_t camellia_256_cfb128_info = {
|
|
POLARSSL_CIPHER_CAMELLIA_256_CFB128,
|
|
POLARSSL_MODE_CFB,
|
|
256,
|
|
"CAMELLIA-256-CFB128",
|
|
16,
|
|
0,
|
|
16,
|
|
&camellia_info
|
|
};
|
|
#endif /* POLARSSL_CIPHER_MODE_CFB */
|
|
|
|
#if defined(POLARSSL_CIPHER_MODE_CTR)
|
|
const cipher_info_t camellia_128_ctr_info = {
|
|
POLARSSL_CIPHER_CAMELLIA_128_CTR,
|
|
POLARSSL_MODE_CTR,
|
|
128,
|
|
"CAMELLIA-128-CTR",
|
|
16,
|
|
0,
|
|
16,
|
|
&camellia_info
|
|
};
|
|
|
|
const cipher_info_t camellia_192_ctr_info = {
|
|
POLARSSL_CIPHER_CAMELLIA_192_CTR,
|
|
POLARSSL_MODE_CTR,
|
|
192,
|
|
"CAMELLIA-192-CTR",
|
|
16,
|
|
0,
|
|
16,
|
|
&camellia_info
|
|
};
|
|
|
|
const cipher_info_t camellia_256_ctr_info = {
|
|
POLARSSL_CIPHER_CAMELLIA_256_CTR,
|
|
POLARSSL_MODE_CTR,
|
|
256,
|
|
"CAMELLIA-256-CTR",
|
|
16,
|
|
0,
|
|
16,
|
|
&camellia_info
|
|
};
|
|
#endif /* POLARSSL_CIPHER_MODE_CTR */
|
|
|
|
#if defined(POLARSSL_GCM_C)
|
|
static int gcm_camellia_setkey_wrap( void *ctx, const unsigned char *key,
|
|
unsigned int key_length )
|
|
{
|
|
return gcm_init( (gcm_context *) ctx, POLARSSL_CIPHER_ID_CAMELLIA,
|
|
key, key_length );
|
|
}
|
|
|
|
const cipher_base_t gcm_camellia_info = {
|
|
POLARSSL_CIPHER_ID_CAMELLIA,
|
|
NULL,
|
|
NULL,
|
|
NULL,
|
|
NULL,
|
|
NULL,
|
|
gcm_camellia_setkey_wrap,
|
|
gcm_camellia_setkey_wrap,
|
|
gcm_ctx_alloc,
|
|
gcm_ctx_free,
|
|
};
|
|
|
|
const cipher_info_t camellia_128_gcm_info = {
|
|
POLARSSL_CIPHER_CAMELLIA_128_GCM,
|
|
POLARSSL_MODE_GCM,
|
|
128,
|
|
"CAMELLIA-128-GCM",
|
|
12,
|
|
1,
|
|
16,
|
|
&gcm_camellia_info
|
|
};
|
|
|
|
const cipher_info_t camellia_192_gcm_info = {
|
|
POLARSSL_CIPHER_CAMELLIA_192_GCM,
|
|
POLARSSL_MODE_GCM,
|
|
192,
|
|
"CAMELLIA-192-GCM",
|
|
12,
|
|
1,
|
|
16,
|
|
&gcm_camellia_info
|
|
};
|
|
|
|
const cipher_info_t camellia_256_gcm_info = {
|
|
POLARSSL_CIPHER_CAMELLIA_256_GCM,
|
|
POLARSSL_MODE_GCM,
|
|
256,
|
|
"CAMELLIA-256-GCM",
|
|
12,
|
|
1,
|
|
16,
|
|
&gcm_camellia_info
|
|
};
|
|
#endif /* POLARSSL_GCM_C */
|
|
|
|
#endif /* POLARSSL_CAMELLIA_C */
|
|
|
|
#if defined(POLARSSL_DES_C)
|
|
|
|
static int des_crypt_ecb_wrap( void *ctx, operation_t operation,
|
|
const unsigned char *input, unsigned char *output )
|
|
{
|
|
((void) operation);
|
|
return des_crypt_ecb( (des_context *) ctx, input, output );
|
|
}
|
|
|
|
static int des3_crypt_ecb_wrap( void *ctx, operation_t operation,
|
|
const unsigned char *input, unsigned char *output )
|
|
{
|
|
((void) operation);
|
|
return des3_crypt_ecb( (des3_context *) ctx, input, output );
|
|
}
|
|
|
|
static int des_crypt_cbc_wrap( void *ctx, operation_t operation, size_t length,
|
|
unsigned char *iv, const unsigned char *input, unsigned char *output )
|
|
{
|
|
#if defined(POLARSSL_CIPHER_MODE_CBC)
|
|
return des_crypt_cbc( (des_context *) ctx, operation, length, iv, input,
|
|
output );
|
|
#else
|
|
((void) ctx);
|
|
((void) operation);
|
|
((void) length);
|
|
((void) iv);
|
|
((void) input);
|
|
((void) output);
|
|
|
|
return POLARSSL_ERR_CIPHER_FEATURE_UNAVAILABLE;
|
|
#endif /* POLARSSL_CIPHER_MODE_CBC */
|
|
}
|
|
|
|
static int des3_crypt_cbc_wrap( void *ctx, operation_t operation, size_t length,
|
|
unsigned char *iv, const unsigned char *input, unsigned char *output )
|
|
{
|
|
#if defined(POLARSSL_CIPHER_MODE_CBC)
|
|
return des3_crypt_cbc( (des3_context *) ctx, operation, length, iv, input,
|
|
output );
|
|
#else
|
|
((void) ctx);
|
|
((void) operation);
|
|
((void) length);
|
|
((void) iv);
|
|
((void) input);
|
|
((void) output);
|
|
|
|
return POLARSSL_ERR_CIPHER_FEATURE_UNAVAILABLE;
|
|
#endif /* POLARSSL_CIPHER_MODE_CBC */
|
|
}
|
|
|
|
static int des_crypt_cfb128_wrap( void *ctx, operation_t operation,
|
|
size_t length, size_t *iv_off, unsigned char *iv,
|
|
const unsigned char *input, unsigned char *output )
|
|
{
|
|
((void) ctx);
|
|
((void) operation);
|
|
((void) length);
|
|
((void) iv_off);
|
|
((void) iv);
|
|
((void) input);
|
|
((void) output);
|
|
|
|
return POLARSSL_ERR_CIPHER_FEATURE_UNAVAILABLE;
|
|
}
|
|
|
|
static int des_crypt_ctr_wrap( void *ctx, size_t length, size_t *nc_off,
|
|
unsigned char *nonce_counter, unsigned char *stream_block,
|
|
const unsigned char *input, unsigned char *output )
|
|
{
|
|
((void) ctx);
|
|
((void) length);
|
|
((void) nc_off);
|
|
((void) nonce_counter);
|
|
((void) stream_block);
|
|
((void) input);
|
|
((void) output);
|
|
|
|
return POLARSSL_ERR_CIPHER_FEATURE_UNAVAILABLE;
|
|
}
|
|
|
|
static int des_setkey_dec_wrap( void *ctx, const unsigned char *key,
|
|
unsigned int key_length )
|
|
{
|
|
((void) key_length);
|
|
|
|
return des_setkey_dec( (des_context *) ctx, key );
|
|
}
|
|
|
|
static int des_setkey_enc_wrap( void *ctx, const unsigned char *key,
|
|
unsigned int key_length )
|
|
{
|
|
((void) key_length);
|
|
|
|
return des_setkey_enc( (des_context *) ctx, key );
|
|
}
|
|
|
|
static int des3_set2key_dec_wrap( void *ctx, const unsigned char *key,
|
|
unsigned int key_length )
|
|
{
|
|
((void) key_length);
|
|
|
|
return des3_set2key_dec( (des3_context *) ctx, key );
|
|
}
|
|
|
|
static int des3_set2key_enc_wrap( void *ctx, const unsigned char *key,
|
|
unsigned int key_length )
|
|
{
|
|
((void) key_length);
|
|
|
|
return des3_set2key_enc( (des3_context *) ctx, key );
|
|
}
|
|
|
|
static int des3_set3key_dec_wrap( void *ctx, const unsigned char *key,
|
|
unsigned int key_length )
|
|
{
|
|
((void) key_length);
|
|
|
|
return des3_set3key_dec( (des3_context *) ctx, key );
|
|
}
|
|
|
|
static int des3_set3key_enc_wrap( void *ctx, const unsigned char *key,
|
|
unsigned int key_length )
|
|
{
|
|
((void) key_length);
|
|
|
|
return des3_set3key_enc( (des3_context *) ctx, key );
|
|
}
|
|
|
|
static void * des_ctx_alloc( void )
|
|
{
|
|
return polarssl_malloc( sizeof( des_context ) );
|
|
}
|
|
|
|
static void * des3_ctx_alloc( void )
|
|
{
|
|
return polarssl_malloc( sizeof( des3_context ) );
|
|
}
|
|
|
|
static void des_ctx_free( void *ctx )
|
|
{
|
|
polarssl_free( ctx );
|
|
}
|
|
|
|
const cipher_base_t des_info = {
|
|
POLARSSL_CIPHER_ID_DES,
|
|
des_crypt_ecb_wrap,
|
|
des_crypt_cbc_wrap,
|
|
des_crypt_cfb128_wrap,
|
|
des_crypt_ctr_wrap,
|
|
NULL,
|
|
des_setkey_enc_wrap,
|
|
des_setkey_dec_wrap,
|
|
des_ctx_alloc,
|
|
des_ctx_free
|
|
};
|
|
|
|
const cipher_info_t des_ecb_info = {
|
|
POLARSSL_CIPHER_DES_ECB,
|
|
POLARSSL_MODE_ECB,
|
|
POLARSSL_KEY_LENGTH_DES,
|
|
"DES-ECB",
|
|
8,
|
|
0,
|
|
8,
|
|
&des_info
|
|
};
|
|
|
|
#if defined(POLARSSL_CIPHER_MODE_CBC)
|
|
const cipher_info_t des_cbc_info = {
|
|
POLARSSL_CIPHER_DES_CBC,
|
|
POLARSSL_MODE_CBC,
|
|
POLARSSL_KEY_LENGTH_DES,
|
|
"DES-CBC",
|
|
8,
|
|
0,
|
|
8,
|
|
&des_info
|
|
};
|
|
#endif /* POLARSSL_CIPHER_MODE_CBC */
|
|
|
|
const cipher_base_t des_ede_info = {
|
|
POLARSSL_CIPHER_ID_DES,
|
|
des3_crypt_ecb_wrap,
|
|
des3_crypt_cbc_wrap,
|
|
des_crypt_cfb128_wrap,
|
|
des_crypt_ctr_wrap,
|
|
NULL,
|
|
des3_set2key_enc_wrap,
|
|
des3_set2key_dec_wrap,
|
|
des3_ctx_alloc,
|
|
des_ctx_free
|
|
};
|
|
|
|
const cipher_info_t des_ede_ecb_info = {
|
|
POLARSSL_CIPHER_DES_EDE_ECB,
|
|
POLARSSL_MODE_ECB,
|
|
POLARSSL_KEY_LENGTH_DES_EDE,
|
|
"DES-EDE-ECB",
|
|
8,
|
|
0,
|
|
8,
|
|
&des_ede_info
|
|
};
|
|
|
|
#if defined(POLARSSL_CIPHER_MODE_CBC)
|
|
const cipher_info_t des_ede_cbc_info = {
|
|
POLARSSL_CIPHER_DES_EDE_CBC,
|
|
POLARSSL_MODE_CBC,
|
|
POLARSSL_KEY_LENGTH_DES_EDE,
|
|
"DES-EDE-CBC",
|
|
8,
|
|
0,
|
|
8,
|
|
&des_ede_info
|
|
};
|
|
#endif /* POLARSSL_CIPHER_MODE_CBC */
|
|
|
|
const cipher_base_t des_ede3_info = {
|
|
POLARSSL_CIPHER_ID_DES,
|
|
des3_crypt_ecb_wrap,
|
|
des3_crypt_cbc_wrap,
|
|
des_crypt_cfb128_wrap,
|
|
des_crypt_ctr_wrap,
|
|
NULL,
|
|
des3_set3key_enc_wrap,
|
|
des3_set3key_dec_wrap,
|
|
des3_ctx_alloc,
|
|
des_ctx_free
|
|
};
|
|
|
|
const cipher_info_t des_ede3_ecb_info = {
|
|
POLARSSL_CIPHER_DES_EDE3_ECB,
|
|
POLARSSL_MODE_ECB,
|
|
POLARSSL_KEY_LENGTH_DES_EDE3,
|
|
"DES-EDE3-ECB",
|
|
8,
|
|
0,
|
|
8,
|
|
&des_ede3_info
|
|
};
|
|
#if defined(POLARSSL_CIPHER_MODE_CBC)
|
|
const cipher_info_t des_ede3_cbc_info = {
|
|
POLARSSL_CIPHER_DES_EDE3_CBC,
|
|
POLARSSL_MODE_CBC,
|
|
POLARSSL_KEY_LENGTH_DES_EDE3,
|
|
"DES-EDE3-CBC",
|
|
8,
|
|
0,
|
|
8,
|
|
&des_ede3_info
|
|
};
|
|
#endif /* POLARSSL_CIPHER_MODE_CBC */
|
|
#endif /* POLARSSL_DES_C */
|
|
|
|
#if defined(POLARSSL_BLOWFISH_C)
|
|
|
|
static int blowfish_crypt_ecb_wrap( void *ctx, operation_t operation,
|
|
const unsigned char *input, unsigned char *output )
|
|
{
|
|
return blowfish_crypt_ecb( (blowfish_context *) ctx, operation, input,
|
|
output );
|
|
}
|
|
|
|
static int blowfish_crypt_cbc_wrap( void *ctx, operation_t operation,
|
|
size_t length, unsigned char *iv, const unsigned char *input,
|
|
unsigned char *output )
|
|
{
|
|
#if defined(POLARSSL_CIPHER_MODE_CBC)
|
|
return blowfish_crypt_cbc( (blowfish_context *) ctx, operation, length, iv,
|
|
input, output );
|
|
#else
|
|
((void) ctx);
|
|
((void) operation);
|
|
((void) length);
|
|
((void) iv);
|
|
((void) input);
|
|
((void) output);
|
|
|
|
return POLARSSL_ERR_CIPHER_FEATURE_UNAVAILABLE;
|
|
#endif /* POLARSSL_CIPHER_MODE_CBC */
|
|
}
|
|
|
|
static int blowfish_crypt_cfb64_wrap( void *ctx, operation_t operation,
|
|
size_t length, size_t *iv_off, unsigned char *iv,
|
|
const unsigned char *input, unsigned char *output )
|
|
{
|
|
#if defined(POLARSSL_CIPHER_MODE_CFB)
|
|
return blowfish_crypt_cfb64( (blowfish_context *) ctx, operation, length,
|
|
iv_off, iv, input, output );
|
|
#else
|
|
((void) ctx);
|
|
((void) operation);
|
|
((void) length);
|
|
((void) iv_off);
|
|
((void) iv);
|
|
((void) input);
|
|
((void) output);
|
|
|
|
return POLARSSL_ERR_CIPHER_FEATURE_UNAVAILABLE;
|
|
#endif /* POLARSSL_CIPHER_MODE_CFB */
|
|
}
|
|
|
|
static int blowfish_crypt_ctr_wrap( void *ctx, size_t length, size_t *nc_off,
|
|
unsigned char *nonce_counter, unsigned char *stream_block,
|
|
const unsigned char *input, unsigned char *output )
|
|
{
|
|
#if defined(POLARSSL_CIPHER_MODE_CTR)
|
|
return blowfish_crypt_ctr( (blowfish_context *) ctx, length, nc_off,
|
|
nonce_counter, stream_block, input, output );
|
|
#else
|
|
((void) ctx);
|
|
((void) length);
|
|
((void) nc_off);
|
|
((void) nonce_counter);
|
|
((void) stream_block);
|
|
((void) input);
|
|
((void) output);
|
|
|
|
return POLARSSL_ERR_CIPHER_FEATURE_UNAVAILABLE;
|
|
#endif /* POLARSSL_CIPHER_MODE_CTR */
|
|
}
|
|
|
|
static int blowfish_setkey_wrap( void *ctx, const unsigned char *key,
|
|
unsigned int key_length )
|
|
{
|
|
return blowfish_setkey( (blowfish_context *) ctx, key, key_length );
|
|
}
|
|
|
|
static void * blowfish_ctx_alloc( void )
|
|
{
|
|
return polarssl_malloc( sizeof( blowfish_context ) );
|
|
}
|
|
|
|
static void blowfish_ctx_free( void *ctx )
|
|
{
|
|
polarssl_free( ctx );
|
|
}
|
|
|
|
const cipher_base_t blowfish_info = {
|
|
POLARSSL_CIPHER_ID_BLOWFISH,
|
|
blowfish_crypt_ecb_wrap,
|
|
blowfish_crypt_cbc_wrap,
|
|
blowfish_crypt_cfb64_wrap,
|
|
blowfish_crypt_ctr_wrap,
|
|
NULL,
|
|
blowfish_setkey_wrap,
|
|
blowfish_setkey_wrap,
|
|
blowfish_ctx_alloc,
|
|
blowfish_ctx_free
|
|
};
|
|
|
|
const cipher_info_t blowfish_ecb_info = {
|
|
POLARSSL_CIPHER_BLOWFISH_ECB,
|
|
POLARSSL_MODE_ECB,
|
|
128,
|
|
"BLOWFISH-ECB",
|
|
8,
|
|
0,
|
|
8,
|
|
&blowfish_info
|
|
};
|
|
|
|
#if defined(POLARSSL_CIPHER_MODE_CBC)
|
|
const cipher_info_t blowfish_cbc_info = {
|
|
POLARSSL_CIPHER_BLOWFISH_CBC,
|
|
POLARSSL_MODE_CBC,
|
|
128,
|
|
"BLOWFISH-CBC",
|
|
8,
|
|
0,
|
|
8,
|
|
&blowfish_info
|
|
};
|
|
#endif /* POLARSSL_CIPHER_MODE_CBC */
|
|
|
|
#if defined(POLARSSL_CIPHER_MODE_CFB)
|
|
const cipher_info_t blowfish_cfb64_info = {
|
|
POLARSSL_CIPHER_BLOWFISH_CFB64,
|
|
POLARSSL_MODE_CFB,
|
|
128,
|
|
"BLOWFISH-CFB64",
|
|
8,
|
|
0,
|
|
8,
|
|
&blowfish_info
|
|
};
|
|
#endif /* POLARSSL_CIPHER_MODE_CFB */
|
|
|
|
#if defined(POLARSSL_CIPHER_MODE_CTR)
|
|
const cipher_info_t blowfish_ctr_info = {
|
|
POLARSSL_CIPHER_BLOWFISH_CTR,
|
|
POLARSSL_MODE_CTR,
|
|
128,
|
|
"BLOWFISH-CTR",
|
|
8,
|
|
0,
|
|
8,
|
|
&blowfish_info
|
|
};
|
|
#endif /* POLARSSL_CIPHER_MODE_CTR */
|
|
#endif /* POLARSSL_BLOWFISH_C */
|
|
|
|
#if defined(POLARSSL_ARC4_C)
|
|
static int arc4_crypt_stream_wrap( void *ctx, size_t length,
|
|
const unsigned char *input,
|
|
unsigned char *output )
|
|
{
|
|
return( arc4_crypt( (arc4_context *) ctx, length, input, output ) );
|
|
}
|
|
|
|
static int arc4_setkey_wrap( void *ctx, const unsigned char *key,
|
|
unsigned int key_length )
|
|
{
|
|
/* we get key_length in bits, arc4 expects it in bytes */
|
|
if( key_length % 8 != 0)
|
|
return( POLARSSL_ERR_CIPHER_BAD_INPUT_DATA );
|
|
|
|
arc4_setup( (arc4_context *) ctx, key, key_length / 8 );
|
|
return( 0 );
|
|
}
|
|
|
|
static void * arc4_ctx_alloc( void )
|
|
{
|
|
return polarssl_malloc( sizeof( arc4_context ) );
|
|
}
|
|
|
|
static void arc4_ctx_free( void *ctx )
|
|
{
|
|
polarssl_free( ctx );
|
|
}
|
|
|
|
const cipher_base_t arc4_base_info = {
|
|
POLARSSL_CIPHER_ID_ARC4,
|
|
NULL,
|
|
NULL,
|
|
NULL,
|
|
NULL,
|
|
arc4_crypt_stream_wrap,
|
|
arc4_setkey_wrap,
|
|
arc4_setkey_wrap,
|
|
arc4_ctx_alloc,
|
|
arc4_ctx_free
|
|
};
|
|
|
|
const cipher_info_t arc4_128_info = {
|
|
POLARSSL_CIPHER_ARC4_128,
|
|
POLARSSL_MODE_STREAM,
|
|
128,
|
|
"ARC4-128",
|
|
0,
|
|
0,
|
|
1,
|
|
&arc4_base_info
|
|
};
|
|
#endif /* POLARSSL_ARC4_C */
|
|
|
|
#if defined(POLARSSL_CIPHER_NULL_CIPHER)
|
|
static int null_crypt_stream( void *ctx, size_t length,
|
|
const unsigned char *input,
|
|
unsigned char *output )
|
|
{
|
|
((void) ctx);
|
|
memmove( output, input, length );
|
|
return( 0 );
|
|
}
|
|
|
|
static int null_setkey( void *ctx, const unsigned char *key,
|
|
unsigned int key_length )
|
|
{
|
|
((void) ctx);
|
|
((void) key);
|
|
((void) key_length);
|
|
|
|
return( 0 );
|
|
}
|
|
|
|
static void * null_ctx_alloc( void )
|
|
{
|
|
return (void *) 1;
|
|
}
|
|
|
|
static void null_ctx_free( void *ctx )
|
|
{
|
|
((void) ctx);
|
|
}
|
|
|
|
const cipher_base_t null_base_info = {
|
|
POLARSSL_CIPHER_ID_NULL,
|
|
NULL,
|
|
NULL,
|
|
NULL,
|
|
NULL,
|
|
null_crypt_stream,
|
|
null_setkey,
|
|
null_setkey,
|
|
null_ctx_alloc,
|
|
null_ctx_free
|
|
};
|
|
|
|
const cipher_info_t null_cipher_info = {
|
|
POLARSSL_CIPHER_NULL,
|
|
POLARSSL_MODE_STREAM,
|
|
0,
|
|
"NULL",
|
|
0,
|
|
0,
|
|
1,
|
|
&null_base_info
|
|
};
|
|
#endif /* defined(POLARSSL_CIPHER_NULL_CIPHER) */
|
|
|
|
const cipher_definition_t cipher_definitions[] =
|
|
{
|
|
#if defined(POLARSSL_AES_C)
|
|
{ POLARSSL_CIPHER_AES_128_ECB, &aes_128_ecb_info },
|
|
{ POLARSSL_CIPHER_AES_192_ECB, &aes_192_ecb_info },
|
|
{ POLARSSL_CIPHER_AES_256_ECB, &aes_256_ecb_info },
|
|
#if defined(POLARSSL_CIPHER_MODE_CBC)
|
|
{ POLARSSL_CIPHER_AES_128_CBC, &aes_128_cbc_info },
|
|
{ POLARSSL_CIPHER_AES_192_CBC, &aes_192_cbc_info },
|
|
{ POLARSSL_CIPHER_AES_256_CBC, &aes_256_cbc_info },
|
|
#endif
|
|
#if defined(POLARSSL_CIPHER_MODE_CFB)
|
|
{ POLARSSL_CIPHER_AES_128_CFB128, &aes_128_cfb128_info },
|
|
{ POLARSSL_CIPHER_AES_192_CFB128, &aes_192_cfb128_info },
|
|
{ POLARSSL_CIPHER_AES_256_CFB128, &aes_256_cfb128_info },
|
|
#endif
|
|
#if defined(POLARSSL_CIPHER_MODE_CTR)
|
|
{ POLARSSL_CIPHER_AES_128_CTR, &aes_128_ctr_info },
|
|
{ POLARSSL_CIPHER_AES_192_CTR, &aes_192_ctr_info },
|
|
{ POLARSSL_CIPHER_AES_256_CTR, &aes_256_ctr_info },
|
|
#endif
|
|
#if defined(POLARSSL_GCM_C)
|
|
{ POLARSSL_CIPHER_AES_128_GCM, &aes_128_gcm_info },
|
|
{ POLARSSL_CIPHER_AES_192_GCM, &aes_192_gcm_info },
|
|
{ POLARSSL_CIPHER_AES_256_GCM, &aes_256_gcm_info },
|
|
#endif
|
|
#endif /* POLARSSL_AES_C */
|
|
|
|
#if defined(POLARSSL_ARC4_C)
|
|
{ POLARSSL_CIPHER_ARC4_128, &arc4_128_info },
|
|
#endif
|
|
|
|
#if defined(POLARSSL_BLOWFISH_C)
|
|
{ POLARSSL_CIPHER_BLOWFISH_ECB, &blowfish_ecb_info },
|
|
#if defined(POLARSSL_CIPHER_MODE_CBC)
|
|
{ POLARSSL_CIPHER_BLOWFISH_CBC, &blowfish_cbc_info },
|
|
#endif
|
|
#if defined(POLARSSL_CIPHER_MODE_CFB)
|
|
{ POLARSSL_CIPHER_BLOWFISH_CFB64, &blowfish_cfb64_info },
|
|
#endif
|
|
#if defined(POLARSSL_CIPHER_MODE_CTR)
|
|
{ POLARSSL_CIPHER_BLOWFISH_CTR, &blowfish_ctr_info },
|
|
#endif
|
|
#endif /* POLARSSL_BLOWFISH_C */
|
|
|
|
#if defined(POLARSSL_CAMELLIA_C)
|
|
{ POLARSSL_CIPHER_CAMELLIA_128_ECB, &camellia_128_ecb_info },
|
|
{ POLARSSL_CIPHER_CAMELLIA_192_ECB, &camellia_192_ecb_info },
|
|
{ POLARSSL_CIPHER_CAMELLIA_256_ECB, &camellia_256_ecb_info },
|
|
#if defined(POLARSSL_CIPHER_MODE_CBC)
|
|
{ POLARSSL_CIPHER_CAMELLIA_128_CBC, &camellia_128_cbc_info },
|
|
{ POLARSSL_CIPHER_CAMELLIA_192_CBC, &camellia_192_cbc_info },
|
|
{ POLARSSL_CIPHER_CAMELLIA_256_CBC, &camellia_256_cbc_info },
|
|
#endif
|
|
#if defined(POLARSSL_CIPHER_MODE_CFB)
|
|
{ POLARSSL_CIPHER_CAMELLIA_128_CFB128, &camellia_128_cfb128_info },
|
|
{ POLARSSL_CIPHER_CAMELLIA_192_CFB128, &camellia_192_cfb128_info },
|
|
{ POLARSSL_CIPHER_CAMELLIA_256_CFB128, &camellia_256_cfb128_info },
|
|
#endif
|
|
#if defined(POLARSSL_CIPHER_MODE_CTR)
|
|
{ POLARSSL_CIPHER_CAMELLIA_128_CTR, &camellia_128_ctr_info },
|
|
{ POLARSSL_CIPHER_CAMELLIA_192_CTR, &camellia_192_ctr_info },
|
|
{ POLARSSL_CIPHER_CAMELLIA_256_CTR, &camellia_256_ctr_info },
|
|
#endif
|
|
#if defined(POLARSSL_GCM_C)
|
|
{ POLARSSL_CIPHER_CAMELLIA_128_GCM, &camellia_128_gcm_info },
|
|
{ POLARSSL_CIPHER_CAMELLIA_192_GCM, &camellia_192_gcm_info },
|
|
{ POLARSSL_CIPHER_CAMELLIA_256_GCM, &camellia_256_gcm_info },
|
|
#endif
|
|
#endif /* POLARSSL_CAMELLIA_C */
|
|
|
|
#if defined(POLARSSL_DES_C)
|
|
{ POLARSSL_CIPHER_DES_ECB, &des_ecb_info },
|
|
{ POLARSSL_CIPHER_DES_EDE_ECB, &des_ede_ecb_info },
|
|
{ POLARSSL_CIPHER_DES_EDE3_ECB, &des_ede3_ecb_info },
|
|
#if defined(POLARSSL_CIPHER_MODE_CBC)
|
|
{ POLARSSL_CIPHER_DES_CBC, &des_cbc_info },
|
|
{ POLARSSL_CIPHER_DES_EDE_CBC, &des_ede_cbc_info },
|
|
{ POLARSSL_CIPHER_DES_EDE3_CBC, &des_ede3_cbc_info },
|
|
#endif
|
|
#endif /* POLARSSL_DES_C */
|
|
|
|
#if defined(POLARSSL_CIPHER_NULL_CIPHER)
|
|
{ POLARSSL_CIPHER_NULL, &null_cipher_info },
|
|
#endif /* POLARSSL_CIPHER_NULL_CIPHER */
|
|
|
|
{ 0, NULL }
|
|
};
|
|
|
|
#define NUM_CIPHERS sizeof cipher_definitions / sizeof cipher_definitions[0]
|
|
int supported_ciphers[NUM_CIPHERS];
|
|
|
|
#endif /* POLARSSL_CIPHER_C */
|