X-Git-Url: http://git.zerfleddert.de/cgi-bin/gitweb.cgi/proxmark3-svn/blobdiff_plain/39cc1c879e3d75b3cafd79e4e139a7f6673dd349..700d8687944db0a48535f818b59b6c9859952c61:/common/mbedtls/cipher_internal.h diff --git a/common/mbedtls/cipher_internal.h b/common/mbedtls/cipher_internal.h new file mode 100644 index 00000000..9f2858aa --- /dev/null +++ b/common/mbedtls/cipher_internal.h @@ -0,0 +1,127 @@ +/** + * \file cipher_internal.h + * + * \brief Cipher wrappers. + * + * \author Adriaan de Jong + */ +/* + * Copyright (C) 2006-2015, ARM Limited, All Rights Reserved + * SPDX-License-Identifier: GPL-2.0 + * + * 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. + * + * This file is part of mbed TLS (https://tls.mbed.org) + */ +#ifndef MBEDTLS_CIPHER_WRAP_H +#define MBEDTLS_CIPHER_WRAP_H + +#if !defined(MBEDTLS_CONFIG_FILE) +#include "config.h" +#else +#include MBEDTLS_CONFIG_FILE +#endif + +#include "cipher.h" + +#ifdef __cplusplus +extern "C" { +#endif + +/** + * Base cipher information. The non-mode specific functions and values. + */ +struct mbedtls_cipher_base_t +{ + /** Base Cipher type (e.g. MBEDTLS_CIPHER_ID_AES) */ + mbedtls_cipher_id_t cipher; + + /** Encrypt using ECB */ + int (*ecb_func)( void *ctx, mbedtls_operation_t mode, + const unsigned char *input, unsigned char *output ); + +#if defined(MBEDTLS_CIPHER_MODE_CBC) + /** Encrypt using CBC */ + int (*cbc_func)( void *ctx, mbedtls_operation_t mode, size_t length, + unsigned char *iv, const unsigned char *input, + unsigned char *output ); +#endif + +#if defined(MBEDTLS_CIPHER_MODE_CFB) + /** Encrypt using CFB (Full length) */ + int (*cfb_func)( void *ctx, mbedtls_operation_t mode, size_t length, size_t *iv_off, + unsigned char *iv, const unsigned char *input, + unsigned char *output ); +#endif + +#if defined(MBEDTLS_CIPHER_MODE_OFB) + /** Encrypt using OFB (Full length) */ + int (*ofb_func)( void *ctx, size_t length, size_t *iv_off, + unsigned char *iv, + const unsigned char *input, + unsigned char *output ); +#endif + +#if defined(MBEDTLS_CIPHER_MODE_CTR) + /** Encrypt using CTR */ + int (*ctr_func)( void *ctx, size_t length, size_t *nc_off, + unsigned char *nonce_counter, unsigned char *stream_block, + const unsigned char *input, unsigned char *output ); +#endif + +#if defined(MBEDTLS_CIPHER_MODE_XTS) + /** Encrypt or decrypt using XTS. */ + int (*xts_func)( void *ctx, mbedtls_operation_t mode, size_t length, + const unsigned char data_unit[16], + const unsigned char *input, unsigned char *output ); +#endif + +#if defined(MBEDTLS_CIPHER_MODE_STREAM) + /** Encrypt using STREAM */ + int (*stream_func)( void *ctx, size_t length, + const unsigned char *input, unsigned char *output ); +#endif + + /** Set key for encryption purposes */ + int (*setkey_enc_func)( void *ctx, const unsigned char *key, + unsigned int key_bitlen ); + + /** Set key for decryption purposes */ + int (*setkey_dec_func)( void *ctx, const unsigned char *key, + unsigned int key_bitlen); + + /** Allocate a new context */ + void * (*ctx_alloc_func)( void ); + + /** Free the given context */ + void (*ctx_free_func)( void *ctx ); + +}; + +typedef struct +{ + mbedtls_cipher_type_t type; + const mbedtls_cipher_info_t *info; +} mbedtls_cipher_definition_t; + +extern const mbedtls_cipher_definition_t mbedtls_cipher_definitions[]; + +extern int mbedtls_cipher_supported[]; + +#ifdef __cplusplus +} +#endif + +#endif /* MBEDTLS_CIPHER_WRAP_H */