Michael Brown
662 lines
20 KiB
C
662 lines
20 KiB
C
/*
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* pscrypto.h
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* Release $Name$
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*
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* Internal definitions for PeerSec Networks MatrixSSL cryptography provider
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*/
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/*
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* Copyright (c) PeerSec Networks, 2002-2006. All Rights Reserved.
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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 PeerSec Networks
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* at http://www.peersec.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_PSCRYPTO
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#define _h_PSCRYPTO
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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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PeerSec crypto-specific defines.
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*/
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#define SMALL_CODE
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#define CLEAN_STACK
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/*
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If Native 64 bit integers are not supported, we must set the 16 bit flag
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to produce 32 bit mp_words in mpi.h
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We must also include the slow MPI functions because the fast ones only
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work with larger (28 bit) digit sizes.
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*/
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#ifndef USE_INT64
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#define MP_16BIT
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#define USE_SMALL_WORD
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#endif /* USE_INT64 */
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/******************************************************************************/
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#ifdef USE_RSA
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#include "mpi.h"
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#if LINUX
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#define _stat stat
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#endif
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/* this is the "32-bit at least" data type
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* Re-define it to suit your platform but it must be at least 32-bits
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*/
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typedef unsigned long ulong32;
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/*
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Primary RSA Key struct. Define here for crypto
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*/
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typedef struct {
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mp_int e, d, N, qP, dP, dQ, p, q;
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int32 size; /* Size of the key in bytes */
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int32 optimized; /* 1 for optimized */
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} sslRsaKey_t;
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#endif /* USE_RSA */
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/*
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* Private
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*/
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extern int32 ps_base64_decode(const unsigned char *in, uint32 len,
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unsigned char *out, uint32 *outlen);
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/*
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* Memory routines
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*/
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extern void psZeromem(void *dst, size_t len);
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extern void psBurnStack(unsigned long len);
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/* max size of either a cipher/hash block or symmetric key [largest of the two] */
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#define MAXBLOCKSIZE 24
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/* ch1-01-1 */
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/* error codes [will be expanded in future releases] */
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enum {
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CRYPT_OK=0, /* Result OK */
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CRYPT_ERROR, /* Generic Error */
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CRYPT_NOP, /* Not a failure but no operation was performed */
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CRYPT_INVALID_KEYSIZE, /* Invalid key size given */
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CRYPT_INVALID_ROUNDS, /* Invalid number of rounds */
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CRYPT_FAIL_TESTVECTOR, /* Algorithm failed test vectors */
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CRYPT_BUFFER_OVERFLOW, /* Not enough space for output */
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CRYPT_INVALID_PACKET, /* Invalid input packet given */
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CRYPT_INVALID_PRNGSIZE, /* Invalid number of bits for a PRNG */
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CRYPT_ERROR_READPRNG, /* Could not read enough from PRNG */
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CRYPT_INVALID_CIPHER, /* Invalid cipher specified */
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CRYPT_INVALID_HASH, /* Invalid hash specified */
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CRYPT_INVALID_PRNG, /* Invalid PRNG specified */
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CRYPT_MEM, /* Out of memory */
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CRYPT_PK_TYPE_MISMATCH, /* Not equivalent types of PK keys */
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CRYPT_PK_NOT_PRIVATE, /* Requires a private PK key */
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CRYPT_INVALID_ARG, /* Generic invalid argument */
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CRYPT_FILE_NOTFOUND, /* File Not Found */
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CRYPT_PK_INVALID_TYPE, /* Invalid type of PK key */
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CRYPT_PK_INVALID_SYSTEM, /* Invalid PK system specified */
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CRYPT_PK_DUP, /* Duplicate key already in key ring */
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CRYPT_PK_NOT_FOUND, /* Key not found in keyring */
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CRYPT_PK_INVALID_SIZE, /* Invalid size input for PK parameters */
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CRYPT_INVALID_PRIME_SIZE /* Invalid size of prime requested */
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};
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/******************************************************************************/
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/*
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hash defines
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*/
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struct sha1_state {
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#ifdef USE_INT64
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ulong64 length;
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#else
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ulong32 lengthHi;
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ulong32 lengthLo;
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#endif /* USE_INT64 */
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ulong32 state[5], curlen;
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unsigned char buf[64];
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};
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struct md5_state {
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#ifdef USE_INT64
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ulong64 length;
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#else
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ulong32 lengthHi;
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ulong32 lengthLo;
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#endif /* USE_INT64 */
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ulong32 state[4], curlen;
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unsigned char buf[64];
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};
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#ifdef USE_MD2
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struct md2_state {
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unsigned char chksum[16], X[48], buf[16];
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unsigned long curlen;
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};
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#endif /* USE_MD2 */
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#ifdef USE_SHA256
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struct sha256_state {
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ulong64 length;
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ulong32 state[8], curlen;
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unsigned char buf[64];
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};
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#endif /* USE_SHA256 */
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typedef union {
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struct sha1_state sha1;
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struct md5_state md5;
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#ifdef USE_MD2
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struct md2_state md2;
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#endif /* USE_MD2 */
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#ifdef USE_SHA256
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struct sha256_state sha256;
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#endif
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} hash_state;
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typedef hash_state sslSha1Context_t;
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typedef hash_state sslMd5Context_t;
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#ifdef USE_MD2
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typedef hash_state sslMd2Context_t;
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#endif /* USE_MD2 */
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#ifdef USE_SHA256
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typedef hash_state sslSha256Context_t;
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#endif /* USE_SHA256 */
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typedef struct {
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unsigned char pad[64];
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union {
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sslMd5Context_t md5;
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sslSha1Context_t sha1;
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} u;
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} sslHmacContext_t;
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/******************************************************************************/
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/*
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RC4
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*/
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#ifdef USE_ARC4
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typedef struct {
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unsigned char state[256];
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uint32 byteCount;
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unsigned char x;
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unsigned char y;
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} rc4_key;
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#endif /* USE_ARC4 */
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#define SSL_DES3_KEY_LEN 24
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#define SSL_DES3_IV_LEN 8
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#ifdef USE_3DES
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typedef struct {
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ulong32 ek[3][32], dk[3][32];
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} des3_key;
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/*
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A block cipher CBC structure
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*/
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typedef struct {
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int32 blocklen;
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unsigned char IV[8];
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des3_key key;
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int32 explicitIV; /* 1 if yes */
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} des3_CBC;
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extern int32 des3_setup(const unsigned char *key, int32 keylen, int32 num_rounds,
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des3_CBC *skey);
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extern void des3_ecb_encrypt(const unsigned char *pt, unsigned char *ct,
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des3_CBC *key);
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extern void des3_ecb_decrypt(const unsigned char *ct, unsigned char *pt,
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des3_CBC *key);
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extern int32 des3_keysize(int32 *desired_keysize);
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extern int32 des_setup(const unsigned char *key, int32 keylen, int32 num_rounds,
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des3_CBC *skey);
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extern void des_ecb_encrypt(const unsigned char *pt, unsigned char *ct,
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des3_CBC *key);
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extern void des_ecb_decrypt(const unsigned char *ct, unsigned char *pt,
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des3_CBC *key);
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#endif /* USE_3DES */
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typedef union {
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#ifdef USE_ARC4
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rc4_key arc4;
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#endif
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#ifdef USE_3DES
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des3_CBC des3;
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#endif
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} sslCipherContext_t;
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/*
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Controls endianess and size of registers. Leave uncommented to get
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platform neutral [slower] code detect x86-32 machines somewhat
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*/
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#if (defined(_MSC_VER) && defined(WIN32)) || (defined(__GNUC__) && (defined(__DJGPP__) || defined(__CYGWIN__) || defined(__MINGW32__) || defined(__i386__)))
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#define ENDIAN_LITTLE
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#define ENDIAN_32BITWORD
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#endif
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/* #define ENDIAN_LITTLE */
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/* #define ENDIAN_BIG */
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/* #define ENDIAN_32BITWORD */
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/* #define ENDIAN_64BITWORD */
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#if (defined(ENDIAN_BIG) || defined(ENDIAN_LITTLE)) && !(defined(ENDIAN_32BITWORD) || defined(ENDIAN_64BITWORD))
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#error You must specify a word size as well as endianess
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#endif
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#if !(defined(ENDIAN_BIG) || defined(ENDIAN_LITTLE))
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#define ENDIAN_NEUTRAL
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#endif
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/*
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helper macros
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*/
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#if defined (ENDIAN_NEUTRAL)
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#define STORE32L(x, y) \
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{ (y)[3] = (unsigned char)(((x)>>24)&255); (y)[2] = (unsigned char)(((x)>>16)&255); \
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(y)[1] = (unsigned char)(((x)>>8)&255); (y)[0] = (unsigned char)((x)&255); }
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#define LOAD32L(x, y) \
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{ x = ((unsigned long)((y)[3] & 255)<<24) | \
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((unsigned long)((y)[2] & 255)<<16) | \
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((unsigned long)((y)[1] & 255)<<8) | \
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((unsigned long)((y)[0] & 255)); }
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#define STORE64L(x, y) \
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{ (y)[7] = (unsigned char)(((x)>>56)&255); (y)[6] = (unsigned char)(((x)>>48)&255); \
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(y)[5] = (unsigned char)(((x)>>40)&255); (y)[4] = (unsigned char)(((x)>>32)&255); \
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(y)[3] = (unsigned char)(((x)>>24)&255); (y)[2] = (unsigned char)(((x)>>16)&255); \
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(y)[1] = (unsigned char)(((x)>>8)&255); (y)[0] = (unsigned char)((x)&255); }
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#define LOAD64L(x, y) \
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{ x = (((ulong64)((y)[7] & 255))<<56)|(((ulong64)((y)[6] & 255))<<48)| \
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(((ulong64)((y)[5] & 255))<<40)|(((ulong64)((y)[4] & 255))<<32)| \
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(((ulong64)((y)[3] & 255))<<24)|(((ulong64)((y)[2] & 255))<<16)| \
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(((ulong64)((y)[1] & 255))<<8)|(((ulong64)((y)[0] & 255))); }
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#define STORE32H(x, y) \
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{ (y)[0] = (unsigned char)(((x)>>24)&255); (y)[1] = (unsigned char)(((x)>>16)&255); \
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(y)[2] = (unsigned char)(((x)>>8)&255); (y)[3] = (unsigned char)((x)&255); }
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#define LOAD32H(x, y) \
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{ x = ((unsigned long)((y)[0] & 255)<<24) | \
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((unsigned long)((y)[1] & 255)<<16) | \
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((unsigned long)((y)[2] & 255)<<8) | \
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((unsigned long)((y)[3] & 255)); }
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#define STORE64H(x, y) \
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{ (y)[0] = (unsigned char)(((x)>>56)&255); (y)[1] = (unsigned char)(((x)>>48)&255); \
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(y)[2] = (unsigned char)(((x)>>40)&255); (y)[3] = (unsigned char)(((x)>>32)&255); \
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(y)[4] = (unsigned char)(((x)>>24)&255); (y)[5] = (unsigned char)(((x)>>16)&255); \
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(y)[6] = (unsigned char)(((x)>>8)&255); (y)[7] = (unsigned char)((x)&255); }
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#define LOAD64H(x, y) \
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{ x = (((ulong64)((y)[0] & 255))<<56)|(((ulong64)((y)[1] & 255))<<48) | \
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(((ulong64)((y)[2] & 255))<<40)|(((ulong64)((y)[3] & 255))<<32) | \
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(((ulong64)((y)[4] & 255))<<24)|(((ulong64)((y)[5] & 255))<<16) | \
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(((ulong64)((y)[6] & 255))<<8)|(((ulong64)((y)[7] & 255))); }
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#endif /* ENDIAN_NEUTRAL */
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#ifdef ENDIAN_LITTLE
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#define STORE32H(x, y) \
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{ (y)[0] = (unsigned char)(((x)>>24)&255); (y)[1] = (unsigned char)(((x)>>16)&255); \
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(y)[2] = (unsigned char)(((x)>>8)&255); (y)[3] = (unsigned char)((x)&255); }
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#define LOAD32H(x, y) \
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{ x = ((unsigned long)((y)[0] & 255)<<24) | \
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((unsigned long)((y)[1] & 255)<<16) | \
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((unsigned long)((y)[2] & 255)<<8) | \
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((unsigned long)((y)[3] & 255)); }
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#define STORE64H(x, y) \
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{ (y)[0] = (unsigned char)(((x)>>56)&255); (y)[1] = (unsigned char)(((x)>>48)&255); \
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(y)[2] = (unsigned char)(((x)>>40)&255); (y)[3] = (unsigned char)(((x)>>32)&255); \
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(y)[4] = (unsigned char)(((x)>>24)&255); (y)[5] = (unsigned char)(((x)>>16)&255); \
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(y)[6] = (unsigned char)(((x)>>8)&255); (y)[7] = (unsigned char)((x)&255); }
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#define LOAD64H(x, y) \
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{ x = (((ulong64)((y)[0] & 255))<<56)|(((ulong64)((y)[1] & 255))<<48) | \
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(((ulong64)((y)[2] & 255))<<40)|(((ulong64)((y)[3] & 255))<<32) | \
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(((ulong64)((y)[4] & 255))<<24)|(((ulong64)((y)[5] & 255))<<16) | \
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(((ulong64)((y)[6] & 255))<<8)|(((ulong64)((y)[7] & 255))); }
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#ifdef ENDIAN_32BITWORD
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#define STORE32L(x, y) \
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{ unsigned long __t = (x); memcpy(y, &__t, 4); }
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#define LOAD32L(x, y) \
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memcpy(&(x), y, 4);
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#define STORE64L(x, y) \
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{ (y)[7] = (unsigned char)(((x)>>56)&255); (y)[6] = (unsigned char)(((x)>>48)&255); \
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(y)[5] = (unsigned char)(((x)>>40)&255); (y)[4] = (unsigned char)(((x)>>32)&255); \
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(y)[3] = (unsigned char)(((x)>>24)&255); (y)[2] = (unsigned char)(((x)>>16)&255); \
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(y)[1] = (unsigned char)(((x)>>8)&255); (y)[0] = (unsigned char)((x)&255); }
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#define LOAD64L(x, y) \
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{ x = (((ulong64)((y)[7] & 255))<<56)|(((ulong64)((y)[6] & 255))<<48)| \
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(((ulong64)((y)[5] & 255))<<40)|(((ulong64)((y)[4] & 255))<<32)| \
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(((ulong64)((y)[3] & 255))<<24)|(((ulong64)((y)[2] & 255))<<16)| \
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(((ulong64)((y)[1] & 255))<<8)|(((ulong64)((y)[0] & 255))); }
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#else /* 64-bit words then */
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#define STORE32L(x, y) \
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{ unsigned long __t = (x); memcpy(y, &__t, 4); }
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#define LOAD32L(x, y) \
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{ memcpy(&(x), y, 4); x &= 0xFFFFFFFF; }
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#define STORE64L(x, y) \
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{ ulong64 __t = (x); memcpy(y, &__t, 8); }
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#define LOAD64L(x, y) \
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{ memcpy(&(x), y, 8); }
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#endif /* ENDIAN_64BITWORD */
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#endif /* ENDIAN_LITTLE */
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#ifdef ENDIAN_BIG
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#define STORE32L(x, y) \
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{ (y)[3] = (unsigned char)(((x)>>24)&255); (y)[2] = (unsigned char)(((x)>>16)&255); \
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(y)[1] = (unsigned char)(((x)>>8)&255); (y)[0] = (unsigned char)((x)&255); }
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#define LOAD32L(x, y) \
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{ x = ((unsigned long)((y)[3] & 255)<<24) | \
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((unsigned long)((y)[2] & 255)<<16) | \
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((unsigned long)((y)[1] & 255)<<8) | \
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((unsigned long)((y)[0] & 255)); }
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#define STORE64L(x, y) \
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{ (y)[7] = (unsigned char)(((x)>>56)&255); (y)[6] = (unsigned char)(((x)>>48)&255); \
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(y)[5] = (unsigned char)(((x)>>40)&255); (y)[4] = (unsigned char)(((x)>>32)&255); \
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(y)[3] = (unsigned char)(((x)>>24)&255); (y)[2] = (unsigned char)(((x)>>16)&255); \
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(y)[1] = (unsigned char)(((x)>>8)&255); (y)[0] = (unsigned char)((x)&255); }
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#define LOAD64L(x, y) \
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{ x = (((ulong64)((y)[7] & 255))<<56)|(((ulong64)((y)[6] & 255))<<48) | \
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(((ulong64)((y)[5] & 255))<<40)|(((ulong64)((y)[4] & 255))<<32) | \
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(((ulong64)((y)[3] & 255))<<24)|(((ulong64)((y)[2] & 255))<<16) | \
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(((ulong64)((y)[1] & 255))<<8)|(((ulong64)((y)[0] & 255))); }
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#ifdef ENDIAN_32BITWORD
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#define STORE32H(x, y) \
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{ unsigned long __t = (x); memcpy(y, &__t, 4); }
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#define LOAD32H(x, y) \
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memcpy(&(x), y, 4);
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#define STORE64H(x, y) \
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{ (y)[0] = (unsigned char)(((x)>>56)&255); (y)[1] = (unsigned char)(((x)>>48)&255); \
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(y)[2] = (unsigned char)(((x)>>40)&255); (y)[3] = (unsigned char)(((x)>>32)&255); \
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(y)[4] = (unsigned char)(((x)>>24)&255); (y)[5] = (unsigned char)(((x)>>16)&255); \
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(y)[6] = (unsigned char)(((x)>>8)&255); (y)[7] = (unsigned char)((x)&255); }
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#define LOAD64H(x, y) \
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{ x = (((ulong64)((y)[0] & 255))<<56)|(((ulong64)((y)[1] & 255))<<48)| \
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(((ulong64)((y)[2] & 255))<<40)|(((ulong64)((y)[3] & 255))<<32)| \
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(((ulong64)((y)[4] & 255))<<24)|(((ulong64)((y)[5] & 255))<<16)| \
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(((ulong64)((y)[6] & 255))<<8)| (((ulong64)((y)[7] & 255))); }
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|
|
#else /* 64-bit words then */
|
|
|
|
#define STORE32H(x, y) \
|
|
{ unsigned long __t = (x); memcpy(y, &__t, 4); }
|
|
|
|
#define LOAD32H(x, y) \
|
|
{ memcpy(&(x), y, 4); x &= 0xFFFFFFFF; }
|
|
|
|
#define STORE64H(x, y) \
|
|
{ ulong64 __t = (x); memcpy(y, &__t, 8); }
|
|
|
|
#define LOAD64H(x, y) \
|
|
{ memcpy(&(x), y, 8); }
|
|
|
|
#endif /* ENDIAN_64BITWORD */
|
|
#endif /* ENDIAN_BIG */
|
|
|
|
/*
|
|
packet code */
|
|
#if defined(USE_RSA) || defined(MDH) || defined(MECC)
|
|
#define PACKET
|
|
|
|
/*
|
|
size of a packet header in bytes */
|
|
#define PACKET_SIZE 4
|
|
|
|
/*
|
|
Section tags
|
|
*/
|
|
#define PACKET_SECT_RSA 0
|
|
#define PACKET_SECT_DH 1
|
|
#define PACKET_SECT_ECC 2
|
|
#define PACKET_SECT_DSA 3
|
|
|
|
/*
|
|
Subsection Tags for the first three sections
|
|
*/
|
|
#define PACKET_SUB_KEY 0
|
|
#define PACKET_SUB_ENCRYPTED 1
|
|
#define PACKET_SUB_SIGNED 2
|
|
#define PACKET_SUB_ENC_KEY 3
|
|
#endif
|
|
|
|
/*
|
|
fix for MSVC ...evil!
|
|
*/
|
|
#ifdef WIN32
|
|
#ifdef _MSC_VER
|
|
#define CONST64(n) n ## ui64
|
|
typedef unsigned __int64 ulong64;
|
|
#else
|
|
#define CONST64(n) n ## ULL
|
|
typedef unsigned long long ulong64;
|
|
#endif
|
|
#endif /* WIN32 */
|
|
|
|
|
|
#define BSWAP(x) ( ((x>>24)&0x000000FFUL) | ((x<<24)&0xFF000000UL) | \
|
|
((x>>8)&0x0000FF00UL) | ((x<<8)&0x00FF0000UL) )
|
|
|
|
#ifdef _MSC_VER
|
|
|
|
/*
|
|
instrinsic rotate
|
|
*/
|
|
#include <stdlib.h>
|
|
#pragma intrinsic(_lrotr,_lrotl)
|
|
#define ROR(x,n) _lrotr(x,n)
|
|
#define ROL(x,n) _lrotl(x,n)
|
|
#define RORc(x,n) _lrotr(x,n)
|
|
#define ROLc(x,n) _lrotl(x,n)
|
|
|
|
/*
|
|
#elif defined(__GNUC__) && (defined(__i386__) || defined(__x86_64__)) && !defined(INTEL_CC) && !defined(PS_NO_ASM)
|
|
|
|
static inline unsigned ROL(unsigned word, int32 i)
|
|
{
|
|
asm ("roll %%cl,%0"
|
|
:"0" (word),"c" (i));
|
|
return word;
|
|
}
|
|
|
|
static inline unsigned ROR(unsigned word, int32 i)
|
|
{
|
|
asm ("rorl %%cl,%0"
|
|
:"=r" (word)
|
|
:"0" (word),"c" (i));
|
|
return word;
|
|
}
|
|
*/
|
|
/*
|
|
#ifndef PS_NO_ROLC
|
|
|
|
static inline unsigned ROLc(unsigned word, const int32 i)
|
|
{
|
|
asm ("roll %2,%0"
|
|
:"=r" (word)
|
|
:"0" (word),"I" (i));
|
|
return word;
|
|
}
|
|
|
|
static inline unsigned RORc(unsigned word, const int32 i)
|
|
{
|
|
asm ("rorl %2,%0"
|
|
:"=r" (word)
|
|
:"0" (word),"I" (i));
|
|
return word;
|
|
}
|
|
|
|
#else
|
|
|
|
#define ROLc ROL
|
|
#define RORc ROR
|
|
|
|
#endif
|
|
*/
|
|
|
|
#else /* _MSC_VER */
|
|
|
|
/*
|
|
rotates the hard way
|
|
*/
|
|
#define ROL(x, y) ( (((unsigned long)(x)<<(unsigned long)((y)&31)) | (((unsigned long)(x)&0xFFFFFFFFUL)>>(unsigned long)(32-((y)&31)))) & 0xFFFFFFFFUL)
|
|
#define ROR(x, y) ( ((((unsigned long)(x)&0xFFFFFFFFUL)>>(unsigned long)((y)&31)) | ((unsigned long)(x)<<(unsigned long)(32-((y)&31)))) & 0xFFFFFFFFUL)
|
|
#define ROLc(x, y) ( (((unsigned long)(x)<<(unsigned long)((y)&31)) | (((unsigned long)(x)&0xFFFFFFFFUL)>>(unsigned long)(32-((y)&31)))) & 0xFFFFFFFFUL)
|
|
#define RORc(x, y) ( ((((unsigned long)(x)&0xFFFFFFFFUL)>>(unsigned long)((y)&31)) | ((unsigned long)(x)<<(unsigned long)(32-((y)&31)))) & 0xFFFFFFFFUL)
|
|
|
|
#endif /* _MSC_VER */
|
|
|
|
/* 64-bit Rotates */
|
|
#if 0
|
|
|
|
#if defined(__GNUC__) && defined(__x86_64__) && !defined(PS_NO_ASM)
|
|
|
|
static inline unsigned long ROL64(unsigned long word, int32 i)
|
|
{
|
|
asm("rolq %%cl,%0"
|
|
:"=r" (word)
|
|
:"0" (word),"c" (i));
|
|
return word;
|
|
}
|
|
|
|
static inline unsigned long ROR64(unsigned long word, int32 i)
|
|
{
|
|
asm("rorq %%cl,%0"
|
|
:"=r" (word)
|
|
:"0" (word),"c" (i));
|
|
return word;
|
|
}
|
|
|
|
#ifndef PS_NO_ROLC
|
|
|
|
static inline unsigned long ROL64c(unsigned long word, const int32 i)
|
|
{
|
|
asm("rolq %2,%0"
|
|
:"=r" (word)
|
|
:"0" (word),"J" (i));
|
|
return word;
|
|
}
|
|
|
|
static inline unsigned long ROR64c(unsigned long word, const int32 i)
|
|
{
|
|
asm("rorq %2,%0"
|
|
:"=r" (word)
|
|
:"0" (word),"J" (i));
|
|
return word;
|
|
}
|
|
|
|
#else /* PS_NO_ROLC */
|
|
|
|
#define ROL64c ROL
|
|
#define ROR64c ROR
|
|
|
|
#endif /* PS_NO_ROLC */
|
|
#endif
|
|
#endif /* commented out */
|
|
|
|
#define ROL64(x, y) \
|
|
( (((x)<<((ulong64)(y)&63)) | \
|
|
(((x)&CONST64(0xFFFFFFFFFFFFFFFF))>>((ulong64)64-((y)&63)))) & CONST64(0xFFFFFFFFFFFFFFFF))
|
|
|
|
#define ROR64(x, y) \
|
|
( ((((x)&CONST64(0xFFFFFFFFFFFFFFFF))>>((ulong64)(y)&CONST64(63))) | \
|
|
((x)<<((ulong64)(64-((y)&CONST64(63)))))) & CONST64(0xFFFFFFFFFFFFFFFF))
|
|
|
|
#define ROL64c(x, y) \
|
|
( (((x)<<((ulong64)(y)&63)) | \
|
|
(((x)&CONST64(0xFFFFFFFFFFFFFFFF))>>((ulong64)64-((y)&63)))) & CONST64(0xFFFFFFFFFFFFFFFF))
|
|
|
|
#define ROR64c(x, y) \
|
|
( ((((x)&CONST64(0xFFFFFFFFFFFFFFFF))>>((ulong64)(y)&CONST64(63))) | \
|
|
((x)<<((ulong64)(64-((y)&CONST64(63)))))) & CONST64(0xFFFFFFFFFFFFFFFF))
|
|
|
|
#undef MAX
|
|
#undef MIN
|
|
#define MAX(x, y) ( ((x)>(y))?(x):(y) )
|
|
#define MIN(x, y) ( ((x)<(y))?(x):(y) )
|
|
|
|
/*
|
|
extract a byte portably This MSC code causes runtime errors in VS.NET,
|
|
always use the other
|
|
*/
|
|
/*
|
|
#ifdef _MSC_VER
|
|
#define byte(x, n) ((unsigned char)((x) >> (8 * (n))))
|
|
#else
|
|
*/
|
|
#define byte(x, n) (((x) >> (8 * (n))) & 255)
|
|
/*
|
|
#endif
|
|
*/
|
|
#ifdef __cplusplus
|
|
}
|
|
#endif /* __cplusplus */
|
|
|
|
#endif /* _h_PSCRYPTO */
|
|
|
|
/******************************************************************************/
|
|
|