338 lines
8.7 KiB
C
338 lines
8.7 KiB
C
/**
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* @file layer.h
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* @version $Format:%h%d$
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*
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* Header file to determine crypto algorithm provider.
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*/
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/*
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* Copyright (c) 2013-2016 INSIDE Secure Corporation
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* Copyright (c) PeerSec Networks, 2002-2011
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* All Rights Reserved
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*
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* The latest version of this code is available at http://www.matrixssl.org
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*
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* This software is open source; 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 General Public License does NOT permit incorporating this software
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* into proprietary programs. If you are unable to comply with the GPL, a
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* commercial license for this software may be purchased from INSIDE at
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* http://www.insidesecure.com/
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*
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* This program is distributed in WITHOUT ANY WARRANTY; without even the
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* implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
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* See the 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
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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* http://www.gnu.org/copyleft/gpl.html
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*/
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/******************************************************************************/
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#ifndef _h_PS_CRYPTOLAYER
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#define _h_PS_CRYPTOLAYER
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/**
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Layer implementations of configured crypto APIs.
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First we define MATRIX as the crypto provider for each enabled algorithm
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that was enabled above and then we can override with other providers.
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*/
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#if (defined(USE_AES_CBC) || defined(USE_AES_GCM) || \
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defined(USE_AES_WRAP) || defined(USE_AES_CMAC) || \
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defined(USE_AES_CTR))
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#define USE_MATRIX_AES_BLOCK
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#define USE_AES_BLOCK
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#define USE_AES
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#endif
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#define USE_MATRIX_RAW_KEY /* Default, unless changed by lower layers */
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#if defined(USE_AES_CBC)
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#define USE_MATRIX_AES_CBC
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#endif
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#if defined(USE_AES_GCM)
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#define USE_MATRIX_AES_GCM
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#endif
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#if defined(USE_AES_CMAC)
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#define USE_MATRIX_AES_CMAC
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#endif
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#if defined(USE_AES_WRAP)
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#define USE_MATRIX_AES_WRAP
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#endif
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#if defined(USE_AES_CTR)
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#define USE_MATRIX_AES_CTR
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#endif
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#ifdef USE_CHACHA20_POLY1305
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#ifndef USE_LIBSODIUM_CRYPTO
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#error "libsodium required for chacha20_poly1305"
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#endif
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#endif
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#ifdef USE_ARC4
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#define USE_MATRIX_ARC4
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#endif
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#ifdef USE_RC2
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#define USE_MATRIX_RC2
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#endif
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#ifdef USE_3DES
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#define USE_MATRIX_3DES
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#endif
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#ifdef USE_SEED
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#define USE_MATRIX_SEED
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#endif
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#ifdef USE_IDEA
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#define USE_MATRIX_IDEA
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#endif
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#if defined(USE_SHA256)
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#define USE_MATRIX_SHA256
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#endif
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#if defined(USE_HMAC_SHA256)
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#define USE_MATRIX_HMAC_SHA256
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#endif
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#if defined(USE_SHA384)
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#define USE_MATRIX_SHA384
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#endif
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#if defined(USE_HMAC_SHA384)
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#define USE_MATRIX_HMAC_SHA384
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#endif
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#if defined(USE_SHA512)
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#define USE_MATRIX_SHA512
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#endif
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#if defined(USE_SHA1)
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#define USE_MATRIX_SHA1
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#endif
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#if defined(USE_HMAC_SHA1)
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#define USE_MATRIX_HMAC_SHA1
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#endif
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#if defined(USE_MD5SHA1)
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#define USE_MATRIX_MD5SHA1
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#endif
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#if defined(USE_MD5)
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#define USE_MATRIX_MD5
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#endif
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#if defined(USE_HMAC_MD5)
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#define USE_MATRIX_HMAC_MD5
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#endif
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#if defined(USE_MD4)
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#define USE_MATRIX_MD4
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#endif
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#if defined(USE_MD2)
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#define USE_MATRIX_MD2
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#endif
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#if defined(USE_RSA)
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#define USE_MATRIX_RSA
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#endif
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#if defined(USE_ECC)
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#define USE_MATRIX_ECC
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#endif
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#if defined(USE_DH)
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#define USE_MATRIX_DH
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#endif
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#if defined(USE_PRNG)
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#define USE_MATRIX_PRNG
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#endif
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#ifdef USE_LIBSODIUM_CRYPTO
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/******************************************************************************/
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/**
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Use libsodium cryptography primitives (link with libsodium.a).
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*/
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#ifdef USE_CHACHA20_POLY1305
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// #undef USE_MATRIX_CHACHA20_POLY1305 /* @note, not defined in matrix crypto */
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#define USE_LIBSODIUM_CHACHA20_POLY1305
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#endif
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#ifdef USE_MATRIX_AES_GCM
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#undef USE_MATRIX_AES_GCM
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#define USE_LIBSODIUM_AES_GCM
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#endif
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#ifdef USE_MATRIX_SHA256
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#undef USE_MATRIX_SHA256
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#define USE_LIBSODIUM_SHA256
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#endif
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#ifdef USE_MATRIX_SHA384
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#undef USE_MATRIX_SHA384
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#define USE_LIBSODIUM_SHA384
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#endif
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#ifdef USE_MATRIX_SHA512
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#undef USE_MATRIX_SHA512
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#define USE_LIBSODIUM_SHA512
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#endif
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#ifdef USE_MATRIX_HMAC_SHA256
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#undef USE_MATRIX_HMAC_SHA256
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#define USE_LIBSODIUM_HMAC_SHA256
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#endif
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#endif /* USE_LIBSODIUM_CRYPTO */
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/* Common for CL CRYPTO and FIPS CRYPTO */
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#ifdef USE_OPENSSL_CRYPTO
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/******************************************************************************/
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/**
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Use OpenSSL cryptography primitives (link with libcrypto.a).
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This can take advantage of hardware which has a specifically optimized
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libcrypto library, for example Cavium Octeon.
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*/
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#ifdef USE_MATRIX_AES_CBC
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#undef USE_MATRIX_AES_CBC
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#define USE_OPENSSL_AES_CBC
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#endif
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#ifdef USE_MATRIX_MD5
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#undef USE_MATRIX_MD5
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#define USE_OPENSSL_MD5
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#endif
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#ifdef USE_MATRIX_SHA1
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#undef USE_MATRIX_SHA1
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#define USE_OPENSSL_SHA1
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#endif
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#ifdef USE_MATRIX_MD5SHA1
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#undef USE_MATRIX_MD5SHA1
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#define USE_OPENSSL_MD5SHA1
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#endif
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#ifdef USE_MATRIX_SHA256
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#undef USE_MATRIX_SHA256
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#define USE_OPENSSL_SHA256
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#endif
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#ifdef USE_MATRIX_SHA384
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#undef USE_MATRIX_SHA384
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#define USE_OPENSSL_SHA384
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#endif
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#ifdef USE_MATRIX_SHA512
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#undef USE_MATRIX_SHA512
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#define USE_OPENSSL_SHA512
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#endif
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#ifdef USE_MATRIX_HMAC_MD5
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#undef USE_MATRIX_HMAC_MD5
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#define USE_OPENSSL_HMAC_MD5
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#endif
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#ifdef USE_MATRIX_HMAC_SHA1
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#undef USE_MATRIX_HMAC_SHA1
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#define USE_OPENSSL_HMAC_SHA1
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#endif
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#ifdef USE_MATRIX_HMAC_SHA256
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#undef USE_MATRIX_HMAC_SHA256
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#define USE_OPENSSL_HMAC_SHA256
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#endif
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#ifdef USE_MATRIX_HMAC_SHA384
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#undef USE_MATRIX_HMAC_SHA384
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#define USE_OPENSSL_HMAC_SHA384
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#endif
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#ifdef USE_MATRIX_RSA
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#undef USE_MATRIX_RSA
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#define USE_OPENSSL_RSA
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#endif
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#endif /* USE_OPENSSL_CRYPTO */
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#if defined(__AES__) && !defined(USE_FIPS_CRYPTO)
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/******************************************************************************/
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/**
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This is defined if the -maes compiler flag is used on Intel platforms.
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@see https://en.wikipedia.org/wiki/AES_instruction_set
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*/
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#ifdef USE_MATRIX_AES_BLOCK
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#undef USE_MATRIX_AES_BLOCK
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#define USE_AESNI_AES_BLOCK
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#endif
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#ifdef USE_MATRIX_AES_CBC
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#undef USE_MATRIX_AES_CBC
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#define USE_AESNI_AES_CBC
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#endif
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#ifdef USE_MATRIX_AES_GCM
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#undef USE_MATRIX_AES_GCM
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#define USE_AESNI_AES_GCM
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#endif
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#if defined(USE_AESNI_AES_BLOCK) || defined(USE_AESNI_AES_CBC) || \
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defined(USE_AESNI_AES_GCM)
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#define USE_AESNI_CRYPTO
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#endif
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#endif /* __AES__ */
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/******************************************************************************/
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/*
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Enable algorithm optimizations based on the compiler optimization settings.
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GCC compatible compilers will define:
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__OPTIMIZE__ for all -O1 and above (include -Os)
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__OPTIMIZE_SIZE__ in addition to __OPTIMIZE__ for -Os
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Both code size and RAM usage are affected by these defines.
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By default below, these will be enabled on an optimized build that is
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not optimized for size. Eg. for -O[1-3,fast], but not for -Os
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For a specific platform, it is best to tune these by hand to get the
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right balance of speed and size.
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*/
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#if defined(__OPTIMIZE__)
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#if !defined(__OPTIMIZE_SIZE__)
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/*
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Improve block cipher performance, but produce larger code.
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Platforms vary, but ciphers will generally see a 5%-10% performance
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boost at the cost of 10-20 kilobytes (per algorithm).
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*/
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#ifdef USE_MATRIX_AES_BLOCK
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#define PS_AES_IMPROVE_PERF_INCREASE_CODESIZE
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#endif
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#ifdef USE_MATRIX_3DES
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#define PS_3DES_IMPROVE_PERF_INCREASE_CODESIZE
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#endif
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/*
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Improve hashing performance, but produce larger code.
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Platforms vary, but digests will generally see a 5%-10% performance
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boost at the cost of 1-10 kilobytes (per algorithm).
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*/
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#ifdef USE_MATRIX_MD5
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#define PS_MD5_IMPROVE_PERF_INCREASE_CODESIZE
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#endif
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#ifdef USE_MATRIX_SHA1
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#define PS_SHA1_IMPROVE_PERF_INCREASE_CODESIZE
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#endif
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/*
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Optimize public/private key operations for speed.
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Optimizations for 1024/2048 bit key size multiplication and squaring math.
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The library size can increase significantly if enabled.
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*/
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#if defined(USE_MATRIX_RSA) || defined(USE_MATRIX_ECC) || defined(USE_MATRIX_DH)
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#define PS_PUBKEY_OPTIMIZE_FOR_FASTER_SPEED
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#endif
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#if defined(USE_MATRIX_RSA) || defined(USE_MATRIX_DH)
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#define USE_1024_KEY_SPEED_OPTIMIZATIONS
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#define USE_2048_KEY_SPEED_OPTIMIZATIONS
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#endif
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#else /* OPTIMIZE_SIZE */
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/*
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Optimize public/private key operations for smaller ram usage.
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The memory savings for optimizing for ram is around 50%
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*/
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#if defined(USE_MATRIX_RSA) || defined(USE_MATRIX_ECC) || defined(USE_MATRIX_DH)
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#define PS_PUBKEY_OPTIMIZE_FOR_SMALLER_RAM
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#endif
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#endif /* OPTIMIZE_SIZE */
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#endif /* OPTIMIZE */
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#endif /* _h_PS_CRYPTOLAYER */
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/******************************************************************************/
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