sl@0: /* crypto/pqueue/pqueue_compat.h */ sl@0: /* sl@0: * DTLS implementation written by Nagendra Modadugu sl@0: * (nagendra@cs.stanford.edu) for the OpenSSL project 2005. sl@0: */ sl@0: /* ==================================================================== sl@0: * Copyright (c) 1999-2005 The OpenSSL Project. All rights reserved. sl@0: * sl@0: * Redistribution and use in source and binary forms, with or without sl@0: * modification, are permitted provided that the following conditions sl@0: * are met: sl@0: * sl@0: * 1. Redistributions of source code must retain the above copyright sl@0: * notice, this list of conditions and the following disclaimer. sl@0: * sl@0: * 2. Redistributions in binary form must reproduce the above copyright sl@0: * notice, this list of conditions and the following disclaimer in sl@0: * the documentation and/or other materials provided with the sl@0: * distribution. sl@0: * sl@0: * 3. All advertising materials mentioning features or use of this sl@0: * software must display the following acknowledgment: sl@0: * "This product includes software developed by the OpenSSL Project sl@0: * for use in the OpenSSL Toolkit. (http://www.OpenSSL.org/)" sl@0: * sl@0: * 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to sl@0: * endorse or promote products derived from this software without sl@0: * prior written permission. For written permission, please contact sl@0: * openssl-core@OpenSSL.org. sl@0: * sl@0: * 5. Products derived from this software may not be called "OpenSSL" sl@0: * nor may "OpenSSL" appear in their names without prior written sl@0: * permission of the OpenSSL Project. sl@0: * sl@0: * 6. Redistributions of any form whatsoever must retain the following sl@0: * acknowledgment: sl@0: * "This product includes software developed by the OpenSSL Project sl@0: * for use in the OpenSSL Toolkit (http://www.OpenSSL.org/)" sl@0: * sl@0: * THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY sl@0: * EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE sl@0: * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR sl@0: * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE OpenSSL PROJECT OR sl@0: * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, sl@0: * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT sl@0: * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; sl@0: * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) sl@0: * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, sl@0: * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) sl@0: * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED sl@0: * OF THE POSSIBILITY OF SUCH DAMAGE. sl@0: * ==================================================================== sl@0: * sl@0: * This product includes cryptographic software written by Eric Young sl@0: * (eay@cryptsoft.com). This product includes software written by Tim sl@0: * Hudson (tjh@cryptsoft.com). sl@0: * sl@0: */ sl@0: sl@0: #include "opensslconf.h" sl@0: #include sl@0: sl@0: /* sl@0: * The purpose of this header file is for supporting 64-bit integer sl@0: * manipulation on 32-bit (and lower) machines. Currently the only sl@0: * such environment is VMS, Utrix and those with smaller default integer sl@0: * sizes than 32 bits. For all such environment, we fall back to using sl@0: * BIGNUM. We may need to fine tune the conditions for systems that sl@0: * are incorrectly configured. sl@0: * sl@0: * The only clients of this code are (1) pqueue for priority, and sl@0: * (2) DTLS, for sequence number manipulation. sl@0: */ sl@0: sl@0: #if (defined(THIRTY_TWO_BIT) && !defined(BN_LLONG)) || defined(SIXTEEN_BIT) || defined(EIGHT_BIT) sl@0: sl@0: #define PQ_64BIT_IS_INTEGER 0 sl@0: #define PQ_64BIT_IS_BIGNUM 1 sl@0: sl@0: #define PQ_64BIT BIGNUM sl@0: #define PQ_64BIT_CTX BN_CTX sl@0: sl@0: #define pq_64bit_init(x) BN_init(x) sl@0: #define pq_64bit_free(x) BN_free(x) sl@0: sl@0: #define pq_64bit_ctx_new(ctx) BN_CTX_new() sl@0: #define pq_64bit_ctx_free(x) BN_CTX_free(x) sl@0: sl@0: #define pq_64bit_assign(x, y) BN_copy(x, y) sl@0: #define pq_64bit_assign_word(x, y) BN_set_word(x, y) sl@0: #define pq_64bit_gt(x, y) BN_ucmp(x, y) >= 1 ? 1 : 0 sl@0: #define pq_64bit_eq(x, y) BN_ucmp(x, y) == 0 ? 1 : 0 sl@0: #define pq_64bit_add_word(x, w) BN_add_word(x, w) sl@0: #define pq_64bit_sub(r, x, y) BN_sub(r, x, y) sl@0: #define pq_64bit_sub_word(x, w) BN_sub_word(x, w) sl@0: #define pq_64bit_mod(r, x, n, ctx) BN_mod(r, x, n, ctx) sl@0: sl@0: #define pq_64bit_bin2num(bn, bytes, len) BN_bin2bn(bytes, len, bn) sl@0: #define pq_64bit_num2bin(bn, bytes) BN_bn2bin(bn, bytes) sl@0: #define pq_64bit_get_word(x) BN_get_word(x) sl@0: #define pq_64bit_is_bit_set(x, offset) BN_is_bit_set(x, offset) sl@0: #define pq_64bit_lshift(r, x, shift) BN_lshift(r, x, shift) sl@0: #define pq_64bit_set_bit(x, num) BN_set_bit(x, num) sl@0: #define pq_64bit_get_length(x) BN_num_bits((x)) sl@0: sl@0: #else sl@0: sl@0: #define PQ_64BIT_IS_INTEGER 1 sl@0: #define PQ_64BIT_IS_BIGNUM 0 sl@0: sl@0: #if defined(SIXTY_FOUR_BIT) sl@0: #define PQ_64BIT BN_ULONG sl@0: #define PQ_64BIT_PRINT "%lld" sl@0: #elif defined(SIXTY_FOUR_BIT_LONG) sl@0: #define PQ_64BIT BN_ULONG sl@0: #define PQ_64BIT_PRINT "%ld" sl@0: #elif defined(THIRTY_TWO_BIT) sl@0: #define PQ_64BIT BN_ULLONG sl@0: #define PQ_64BIT_PRINT "%lld" sl@0: #endif sl@0: sl@0: #define PQ_64BIT_CTX void sl@0: sl@0: #define pq_64bit_init(x) sl@0: #define pq_64bit_free(x) sl@0: #define pq_64bit_ctx_new(ctx) (ctx) sl@0: #define pq_64bit_ctx_free(x) sl@0: sl@0: #define pq_64bit_assign(x, y) (*(x) = *(y)) sl@0: #define pq_64bit_assign_word(x, y) (*(x) = y) sl@0: #define pq_64bit_gt(x, y) (*(x) > *(y)) sl@0: #define pq_64bit_eq(x, y) (*(x) == *(y)) sl@0: #define pq_64bit_add_word(x, w) (*(x) = (*(x) + (w))) sl@0: #define pq_64bit_sub(r, x, y) (*(r) = (*(x) - *(y))) sl@0: #define pq_64bit_sub_word(x, w) (*(x) = (*(x) - (w))) sl@0: #define pq_64bit_mod(r, x, n, ctx) sl@0: sl@0: #define pq_64bit_bin2num(num, bytes, len) bytes_to_long_long(bytes, num) sl@0: #define pq_64bit_num2bin(num, bytes) long_long_to_bytes(num, bytes) sl@0: #define pq_64bit_get_word(x) *(x) sl@0: #define pq_64bit_lshift(r, x, shift) (*(r) = (*(x) << (shift))) sl@0: #define pq_64bit_set_bit(x, num) do { \ sl@0: PQ_64BIT mask = 1; \ sl@0: mask = mask << (num); \ sl@0: *(x) |= mask; \ sl@0: } while(0) sl@0: #endif /* OPENSSL_SYS_VMS */