Added mechanism to provide alternative cipher / hash implementations
All symmetric cipher algorithms and hash algorithms now include support for a POLARSSL_XXX_ALT flag that prevents the definition of the algorithm context structure and all 'core' functions.
This commit is contained in:
Paul Bakker
parent
9691bbe9b3
commit
4087c47043
27 changed files with 331 additions and 34 deletions
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@ -3,7 +3,7 @@
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*
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* \brief AES block cipher
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*
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* Copyright (C) 2006-2010, Brainspark B.V.
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* Copyright (C) 2006-2013, 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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@ -27,6 +27,8 @@
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#ifndef POLARSSL_AES_H
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#define POLARSSL_AES_H
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#include "config.h"
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#include <string.h>
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#ifdef _MSC_VER
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@ -42,6 +44,10 @@ typedef UINT32 uint32_t;
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#define POLARSSL_ERR_AES_INVALID_KEY_LENGTH -0x0020 /**< Invalid key length. */
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#define POLARSSL_ERR_AES_INVALID_INPUT_LENGTH -0x0022 /**< Invalid data input length. */
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#if !defined(POLARSSL_AES_ALT)
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// Regular implementation
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//
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/**
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* \brief AES context structure
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*/
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@ -169,6 +175,19 @@ int aes_crypt_ctr( aes_context *ctx,
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unsigned char stream_block[16],
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const unsigned char *input,
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unsigned char *output );
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#ifdef __cplusplus
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}
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#endif
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#else /* POLARSSL_AES_ALT */
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#include "aes_alt.h"
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#endif /* POLARSSL_AES_ALT */
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#ifdef __cplusplus
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extern "C" {
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#endif
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/**
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* \brief Checkup routine
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*
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@ -3,7 +3,7 @@
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*
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* \brief The ARCFOUR stream cipher
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*
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* Copyright (C) 2006-2010, Brainspark B.V.
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* Copyright (C) 2006-2013, 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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@ -27,8 +27,14 @@
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#ifndef POLARSSL_ARC4_H
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#define POLARSSL_ARC4_H
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#include "config.h"
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#include <string.h>
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#if !defined(POLARSSL_ARC4_ALT)
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// Regular implementation
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//
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/**
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* \brief ARC4 context structure
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*/
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@ -66,6 +72,18 @@ void arc4_setup( arc4_context *ctx, const unsigned char *key, unsigned int keyle
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int arc4_crypt( arc4_context *ctx, size_t length, const unsigned char *input,
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unsigned char *output );
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#ifdef __cplusplus
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}
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#endif
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#else /* POLARSSL_ARC4_ALT */
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#include "arc4_alt.h"
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#endif /* POLARSSL_ARC4_ALT */
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#ifdef __cplusplus
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extern "C" {
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#endif
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/**
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* \brief Checkup routine
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*
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@ -3,7 +3,7 @@
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*
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* \brief Blowfish block cipher
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*
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* Copyright (C) 2012-2012, Brainspark B.V.
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* Copyright (C) 2012-2013, 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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@ -27,6 +27,8 @@
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#ifndef POLARSSL_BLOWFISH_H
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#define POLARSSL_BLOWFISH_H
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#include "config.h"
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#include <string.h>
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#ifdef _MSC_VER
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@ -46,6 +48,10 @@ typedef UINT32 uint32_t;
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#define POLARSSL_ERR_BLOWFISH_INVALID_KEY_LENGTH -0x0016 /**< Invalid key length. */
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#define POLARSSL_ERR_BLOWFISH_INVALID_INPUT_LENGTH -0x0018 /**< Invalid data input length. */
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#if !defined(POLARSSL_BLOWFISH_ALT)
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// Regular implementation
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//
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/**
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* \brief Blowfish context structure
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*/
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@ -158,4 +164,8 @@ int blowfish_crypt_ctr( blowfish_context *ctx,
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}
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#endif
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#else /* POLARSSL_BLOWFISH_ALT */
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#include "blowfish_alt.h"
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#endif /* POLARSSL_BLOWFISH_ALT */
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#endif /* blowfish.h */
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@ -3,7 +3,7 @@
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*
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* \brief Camellia block cipher
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*
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* Copyright (C) 2006-2010, Brainspark B.V.
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* Copyright (C) 2006-2013, 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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@ -27,6 +27,8 @@
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#ifndef POLARSSL_CAMELLIA_H
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#define POLARSSL_CAMELLIA_H
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#include "config.h"
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#include <string.h>
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#ifdef _MSC_VER
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@ -42,6 +44,10 @@ typedef UINT32 uint32_t;
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#define POLARSSL_ERR_CAMELLIA_INVALID_KEY_LENGTH -0x0024 /**< Invalid key length. */
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#define POLARSSL_ERR_CAMELLIA_INVALID_INPUT_LENGTH -0x0026 /**< Invalid data input length. */
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#if !defined(POLARSSL_CAMELLIA_ALT)
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// Regular implementation
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//
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/**
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* \brief CAMELLIA context structure
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*/
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@ -168,6 +174,18 @@ int camellia_crypt_ctr( camellia_context *ctx,
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const unsigned char *input,
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unsigned char *output );
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#ifdef __cplusplus
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}
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#endif
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#else /* POLARSSL_CAMELLIA_ALT */
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#include "camellia_alt.h"
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#endif /* POLARSSL_CAMELLIA_ALT */
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#ifdef __cplusplus
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extern "C" {
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#endif
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/**
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* \brief Checkup routine
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*
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@ -104,6 +104,35 @@
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* \{
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*/
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/**
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* \def POLARSSL_XXX_ALT
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*
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* Uncomment a macro to let PolarSSL use your alternate core implementation of
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* a symmetric or hash algorithm (e.g. platform specific assembly optimized
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* implementations). Keep in mind that the function prototypes should remain
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* the same.
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*
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* Example: In case you uncomment POLARSSL_AES_ALT, PolarSSL will no longer
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* provide the "struct aes_context" definition and omit the base function
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* declarations and implementations. "aes_alt.h" will be included from
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* "aes.h" to include the new function definitions.
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*
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* Uncomment a macro to enable alternate implementation for core algorithm
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* functions
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#define POLARSSL_AES_ALT
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#define POLARSSL_ARC4_ALT
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#define POLARSSL_BLOWFISH_ALT
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#define POLARSSL_CAMELLIA_ALT
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#define POLARSSL_DES_ALT
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#define POLARSSL_XTEA_ALT
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#define POLARSSL_MD2_ALT
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#define POLARSSL_MD4_ALT
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#define POLARSSL_MD5_ALT
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#define POLARSSL_SHA1_ALT
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#define POLARSSL_SHA2_ALT
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#define POLARSSL_SHA4_ALT
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*/
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/**
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* \def POLARSSL_AES_ROM_TABLES
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*
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@ -3,7 +3,7 @@
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*
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* \brief DES block cipher
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*
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* Copyright (C) 2006-2010, Brainspark B.V.
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* Copyright (C) 2006-2013, 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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@ -27,6 +27,8 @@
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#ifndef POLARSSL_DES_H
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#define POLARSSL_DES_H
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#include "config.h"
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#include <string.h>
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#ifdef _MSC_VER
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@ -43,6 +45,10 @@ typedef UINT32 uint32_t;
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#define DES_KEY_SIZE 8
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#if !defined(POLARSSL_DES_ALT)
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// Regular implementation
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//
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/**
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* \brief DES context structure
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*/
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@ -220,6 +226,18 @@ int des3_crypt_cbc( des3_context *ctx,
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const unsigned char *input,
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unsigned char *output );
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#ifdef __cplusplus
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}
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#endif
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#else /* POLARSSL_DES_ALT */
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#include "des_alt.h"
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#endif /* POLARSSL_DES_ALT */
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#ifdef __cplusplus
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extern "C" {
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#endif
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/**
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* \brief Checkup routine
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*
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@ -3,7 +3,7 @@
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*
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* \brief MD2 message digest algorithm (hash function)
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*
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* Copyright (C) 2006-2010, Brainspark B.V.
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* Copyright (C) 2006-2013, 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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@ -27,10 +27,16 @@
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#ifndef POLARSSL_MD2_H
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#define POLARSSL_MD2_H
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#include "config.h"
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#include <string.h>
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#define POLARSSL_ERR_MD2_FILE_IO_ERROR -0x0070 /**< Read/write error in file. */
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#if !defined(POLARSSL_MD2_ALT)
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// Regular implementation
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//
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/**
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* \brief MD2 context structure
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*/
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@ -74,6 +80,18 @@ void md2_update( md2_context *ctx, const unsigned char *input, size_t ilen );
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*/
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void md2_finish( md2_context *ctx, unsigned char output[16] );
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#ifdef __cplusplus
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}
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#endif
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#else /* POLARSSL_MD2_ALT */
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#include "md2_alt.h"
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#endif /* POLARSSL_MD2_ALT */
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#ifdef __cplusplus
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extern "C" {
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#endif
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/**
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* \brief Output = MD2( input buffer )
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*
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@ -3,7 +3,7 @@
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*
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* \brief MD4 message digest algorithm (hash function)
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*
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* Copyright (C) 2006-2010, Brainspark B.V.
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* Copyright (C) 2006-2013, 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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@ -27,6 +27,8 @@
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#ifndef POLARSSL_MD4_H
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#define POLARSSL_MD4_H
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#include "config.h"
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#include <string.h>
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#ifdef _MSC_VER
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@ -38,6 +40,10 @@ typedef UINT32 uint32_t;
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#define POLARSSL_ERR_MD4_FILE_IO_ERROR -0x0072 /**< Read/write error in file. */
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#if !defined(POLARSSL_MD4_ALT)
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// Regular implementation
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//
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/**
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* \brief MD4 context structure
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*/
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@ -80,6 +86,18 @@ void md4_update( md4_context *ctx, const unsigned char *input, size_t ilen );
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*/
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void md4_finish( md4_context *ctx, unsigned char output[16] );
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#ifdef __cplusplus
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}
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#endif
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#else /* POLARSSL_MD4_ALT */
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#include "md4_alt.h"
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#endif /* POLARSSL_MD4_ALT */
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#ifdef __cplusplus
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extern "C" {
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#endif
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/**
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* \brief Output = MD4( input buffer )
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*
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*
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* \brief MD5 message digest algorithm (hash function)
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*
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* Copyright (C) 2006-2010, Brainspark B.V.
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* Copyright (C) 2006-2013, 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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#ifndef POLARSSL_MD5_H
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#define POLARSSL_MD5_H
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#include "config.h"
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#include <string.h>
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#ifdef _MSC_VER
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#define POLARSSL_ERR_MD5_FILE_IO_ERROR -0x0074 /**< Read/write error in file. */
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#if !defined(POLARSSL_MD5_ALT)
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// Regular implementation
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//
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/**
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* \brief MD5 context structure
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*/
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@ -80,6 +86,21 @@ void md5_update( md5_context *ctx, const unsigned char *input, size_t ilen );
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*/
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void md5_finish( md5_context *ctx, unsigned char output[16] );
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/* Internal use */
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void md5_process( md5_context *ctx, const unsigned char data[64] );
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#ifdef __cplusplus
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}
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#endif
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#else /* POLARSSL_MD5_ALT */
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#include "md5_alt.h"
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#endif /* POLARSSL_MD5_ALT */
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#ifdef __cplusplus
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extern "C" {
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#endif
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/**
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* \brief Output = MD5( input buffer )
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*
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@ -154,9 +175,6 @@ void md5_hmac( const unsigned char *key, size_t keylen,
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*/
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int md5_self_test( int verbose );
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/* Internal use */
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void md5_process( md5_context *ctx, const unsigned char data[64] );
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#ifdef __cplusplus
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}
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#endif
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*
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* \brief SHA-1 cryptographic hash function
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*
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* Copyright (C) 2006-2010, Brainspark B.V.
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* Copyright (C) 2006-2013, 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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#ifndef POLARSSL_SHA1_H
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#define POLARSSL_SHA1_H
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#include "config.h"
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#include <string.h>
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#ifdef _MSC_VER
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#define POLARSSL_ERR_SHA1_FILE_IO_ERROR -0x0076 /**< Read/write error in file. */
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#if !defined(POLARSSL_SHA1_ALT)
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// Regular implementation
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//
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/**
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* \brief SHA-1 context structure
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*/
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@ -80,6 +86,21 @@ void sha1_update( sha1_context *ctx, const unsigned char *input, size_t ilen );
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*/
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void sha1_finish( sha1_context *ctx, unsigned char output[20] );
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/* Internal use */
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void sha1_process( sha1_context *ctx, const unsigned char data[64] );
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#ifdef __cplusplus
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}
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#endif
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#else /* POLARSSL_SHA1_ALT */
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#include "sha1_alt.h"
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#endif /* POLARSSL_SHA1_ALT */
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#ifdef __cplusplus
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extern "C" {
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#endif
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/**
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* \brief Output = SHA-1( input buffer )
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*
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@ -152,9 +173,6 @@ void sha1_hmac( const unsigned char *key, size_t keylen,
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*/
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int sha1_self_test( int verbose );
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/* Internal use */
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void sha1_process( sha1_context *ctx, const unsigned char data[64] );
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#ifdef __cplusplus
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}
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#endif
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@ -3,7 +3,7 @@
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*
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* \brief SHA-224 and SHA-256 cryptographic hash function
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*
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* Copyright (C) 2006-2010, Brainspark B.V.
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* Copyright (C) 2006-2013, 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>
|
||||
|
|
@ -27,6 +27,8 @@
|
|||
#ifndef POLARSSL_SHA2_H
|
||||
#define POLARSSL_SHA2_H
|
||||
|
||||
#include "config.h"
|
||||
|
||||
#include <string.h>
|
||||
|
||||
#ifdef _MSC_VER
|
||||
|
|
@ -38,6 +40,10 @@ typedef UINT32 uint32_t;
|
|||
|
||||
#define POLARSSL_ERR_SHA2_FILE_IO_ERROR -0x0078 /**< Read/write error in file. */
|
||||
|
||||
#if !defined(POLARSSL_SHA2_ALT)
|
||||
// Regular implementation
|
||||
//
|
||||
|
||||
/**
|
||||
* \brief SHA-256 context structure
|
||||
*/
|
||||
|
|
@ -82,6 +88,21 @@ void sha2_update( sha2_context *ctx, const unsigned char *input, size_t ilen );
|
|||
*/
|
||||
void sha2_finish( sha2_context *ctx, unsigned char output[32] );
|
||||
|
||||
/* Internal use */
|
||||
void sha2_process( sha2_context *ctx, const unsigned char data[64] );
|
||||
|
||||
#ifdef __cplusplus
|
||||
}
|
||||
#endif
|
||||
|
||||
#else /* POLARSSL_SHA2_ALT */
|
||||
#include "sha2_alt.h"
|
||||
#endif /* POLARSSL_SHA2_ALT */
|
||||
|
||||
#ifdef __cplusplus
|
||||
extern "C" {
|
||||
#endif
|
||||
|
||||
/**
|
||||
* \brief Output = SHA-256( input buffer )
|
||||
*
|
||||
|
|
@ -160,9 +181,6 @@ void sha2_hmac( const unsigned char *key, size_t keylen,
|
|||
*/
|
||||
int sha2_self_test( int verbose );
|
||||
|
||||
/* Internal use */
|
||||
void sha2_process( sha2_context *ctx, const unsigned char data[64] );
|
||||
|
||||
#ifdef __cplusplus
|
||||
}
|
||||
#endif
|
||||
|
|
|
|||
|
|
@ -3,7 +3,7 @@
|
|||
*
|
||||
* \brief SHA-384 and SHA-512 cryptographic hash function
|
||||
*
|
||||
* Copyright (C) 2006-2010, Brainspark B.V.
|
||||
* Copyright (C) 2006-2013, Brainspark B.V.
|
||||
*
|
||||
* This file is part of PolarSSL (http://www.polarssl.org)
|
||||
* Lead Maintainer: Paul Bakker <polarssl_maintainer at polarssl.org>
|
||||
|
|
@ -27,6 +27,8 @@
|
|||
#ifndef POLARSSL_SHA4_H
|
||||
#define POLARSSL_SHA4_H
|
||||
|
||||
#include "config.h"
|
||||
|
||||
#include <string.h>
|
||||
|
||||
#if defined(_MSC_VER) || defined(__WATCOMC__)
|
||||
|
|
@ -39,6 +41,10 @@
|
|||
|
||||
#define POLARSSL_ERR_SHA4_FILE_IO_ERROR -0x007A /**< Read/write error in file. */
|
||||
|
||||
#if !defined(POLARSSL_SHA1_ALT)
|
||||
// Regular implementation
|
||||
//
|
||||
|
||||
/**
|
||||
* \brief SHA-512 context structure
|
||||
*/
|
||||
|
|
@ -83,6 +89,18 @@ void sha4_update( sha4_context *ctx, const unsigned char *input, size_t ilen );
|
|||
*/
|
||||
void sha4_finish( sha4_context *ctx, unsigned char output[64] );
|
||||
|
||||
#ifdef __cplusplus
|
||||
}
|
||||
#endif
|
||||
|
||||
#else /* POLARSSL_SHA4_ALT */
|
||||
#include "sha4_alt.h"
|
||||
#endif /* POLARSSL_SHA4_ALT */
|
||||
|
||||
#ifdef __cplusplus
|
||||
extern "C" {
|
||||
#endif
|
||||
|
||||
/**
|
||||
* \brief Output = SHA-512( input buffer )
|
||||
*
|
||||
|
|
|
|||
|
|
@ -3,7 +3,7 @@
|
|||
*
|
||||
* \brief XTEA block cipher (32-bit)
|
||||
*
|
||||
* Copyright (C) 2006-2010, Brainspark B.V.
|
||||
* Copyright (C) 2006-2013, Brainspark B.V.
|
||||
*
|
||||
* This file is part of PolarSSL (http://www.polarssl.org)
|
||||
* Lead Maintainer: Paul Bakker <polarssl_maintainer at polarssl.org>
|
||||
|
|
@ -27,6 +27,8 @@
|
|||
#ifndef POLARSSL_XTEA_H
|
||||
#define POLARSSL_XTEA_H
|
||||
|
||||
#include "config.h"
|
||||
|
||||
#include <string.h>
|
||||
|
||||
#ifdef _MSC_VER
|
||||
|
|
@ -41,6 +43,10 @@ typedef UINT32 uint32_t;
|
|||
|
||||
#define POLARSSL_ERR_XTEA_INVALID_INPUT_LENGTH -0x0028 /**< The data input has an invalid length. */
|
||||
|
||||
#if !defined(POLARSSL_XTEA_ALT)
|
||||
// Regular implementation
|
||||
//
|
||||
|
||||
/**
|
||||
* \brief XTEA context structure
|
||||
*/
|
||||
|
|
@ -97,6 +103,18 @@ int xtea_crypt_cbc( xtea_context *ctx,
|
|||
unsigned char *input,
|
||||
unsigned char *output);
|
||||
|
||||
#ifdef __cplusplus
|
||||
}
|
||||
#endif
|
||||
|
||||
#else /* POLARSSL_XTEA_ALT */
|
||||
#include "xtea_alt.h"
|
||||
#endif /* POLARSSL_XTEA_ALT */
|
||||
|
||||
#ifdef __cplusplus
|
||||
extern "C" {
|
||||
#endif
|
||||
|
||||
/**
|
||||
* \brief Checkup routine
|
||||
*
|
||||
|
|
|
|||
Loading…
Add table
Add a link
Reference in a new issue