williamr@2: /* crypto/pqueue/pqueue_compat.h */ williamr@2: /* williamr@2: * DTLS implementation written by Nagendra Modadugu williamr@2: * (nagendra@cs.stanford.edu) for the OpenSSL project 2005. williamr@2: */ williamr@2: /* ==================================================================== williamr@2: * Copyright (c) 1999-2005 The OpenSSL Project. All rights reserved. williamr@2: * williamr@2: * Redistribution and use in source and binary forms, with or without williamr@2: * modification, are permitted provided that the following conditions williamr@2: * are met: williamr@2: * williamr@2: * 1. Redistributions of source code must retain the above copyright williamr@2: * notice, this list of conditions and the following disclaimer. williamr@2: * williamr@2: * 2. Redistributions in binary form must reproduce the above copyright williamr@2: * notice, this list of conditions and the following disclaimer in williamr@2: * the documentation and/or other materials provided with the williamr@2: * distribution. williamr@2: * williamr@2: * 3. All advertising materials mentioning features or use of this williamr@2: * software must display the following acknowledgment: williamr@2: * "This product includes software developed by the OpenSSL Project williamr@2: * for use in the OpenSSL Toolkit. (http://www.OpenSSL.org/)" williamr@2: * williamr@2: * 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to williamr@2: * endorse or promote products derived from this software without williamr@2: * prior written permission. For written permission, please contact williamr@2: * openssl-core@OpenSSL.org. williamr@2: * williamr@2: * 5. Products derived from this software may not be called "OpenSSL" williamr@2: * nor may "OpenSSL" appear in their names without prior written williamr@2: * permission of the OpenSSL Project. williamr@2: * williamr@2: * 6. Redistributions of any form whatsoever must retain the following williamr@2: * acknowledgment: williamr@2: * "This product includes software developed by the OpenSSL Project williamr@2: * for use in the OpenSSL Toolkit (http://www.OpenSSL.org/)" williamr@2: * williamr@2: * THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY williamr@2: * EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE williamr@2: * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR williamr@2: * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE OpenSSL PROJECT OR williamr@2: * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, williamr@2: * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT williamr@2: * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; williamr@2: * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) williamr@2: * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, williamr@2: * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) williamr@2: * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED williamr@2: * OF THE POSSIBILITY OF SUCH DAMAGE. williamr@2: * ==================================================================== williamr@2: * williamr@2: * This product includes cryptographic software written by Eric Young williamr@2: * (eay@cryptsoft.com). This product includes software written by Tim williamr@2: * Hudson (tjh@cryptsoft.com). williamr@2: * williamr@2: */ williamr@2: williamr@2: #if (defined(__SYMBIAN32__) && !defined(SYMBIAN)) williamr@2: #define SYMBIAN williamr@2: #endif williamr@2: williamr@2: #include "opensslconf.h" williamr@2: #include williamr@2: williamr@2: /* williamr@2: * The purpose of this header file is for supporting 64-bit integer williamr@2: * manipulation on 32-bit (and lower) machines. Currently the only williamr@2: * such environment is VMS, Utrix and those with smaller default integer williamr@2: * sizes than 32 bits. For all such environment, we fall back to using williamr@2: * BIGNUM. We may need to fine tune the conditions for systems that williamr@2: * are incorrectly configured. williamr@2: * williamr@2: * The only clients of this code are (1) pqueue for priority, and williamr@2: * (2) DTLS, for sequence number manipulation. williamr@2: */ williamr@2: williamr@2: #if (defined(THIRTY_TWO_BIT) && !defined(BN_LLONG)) || defined(SIXTEEN_BIT) || defined(EIGHT_BIT) williamr@2: williamr@2: #define PQ_64BIT_IS_INTEGER 0 williamr@2: #define PQ_64BIT_IS_BIGNUM 1 williamr@2: williamr@2: #define PQ_64BIT BIGNUM williamr@2: #define PQ_64BIT_CTX BN_CTX williamr@2: williamr@2: #define pq_64bit_init(x) BN_init(x) williamr@2: #define pq_64bit_free(x) BN_free(x) williamr@2: williamr@2: #define pq_64bit_ctx_new(ctx) BN_CTX_new() williamr@2: #define pq_64bit_ctx_free(x) BN_CTX_free(x) williamr@2: williamr@2: #define pq_64bit_assign(x, y) BN_copy(x, y) williamr@2: #define pq_64bit_assign_word(x, y) BN_set_word(x, y) williamr@2: #define pq_64bit_gt(x, y) BN_ucmp(x, y) >= 1 ? 1 : 0 williamr@2: #define pq_64bit_eq(x, y) BN_ucmp(x, y) == 0 ? 1 : 0 williamr@2: #define pq_64bit_add_word(x, w) BN_add_word(x, w) williamr@2: #define pq_64bit_sub(r, x, y) BN_sub(r, x, y) williamr@2: #define pq_64bit_sub_word(x, w) BN_sub_word(x, w) williamr@2: #define pq_64bit_mod(r, x, n, ctx) BN_mod(r, x, n, ctx) williamr@2: williamr@2: #define pq_64bit_bin2num(bn, bytes, len) BN_bin2bn(bytes, len, bn) williamr@2: #define pq_64bit_num2bin(bn, bytes) BN_bn2bin(bn, bytes) williamr@2: #define pq_64bit_get_word(x) BN_get_word(x) williamr@2: #define pq_64bit_is_bit_set(x, offset) BN_is_bit_set(x, offset) williamr@2: #define pq_64bit_lshift(r, x, shift) BN_lshift(r, x, shift) williamr@2: #define pq_64bit_set_bit(x, num) BN_set_bit(x, num) williamr@2: #define pq_64bit_get_length(x) BN_num_bits((x)) williamr@2: williamr@2: #else williamr@2: williamr@2: #define PQ_64BIT_IS_INTEGER 1 williamr@2: #define PQ_64BIT_IS_BIGNUM 0 williamr@2: williamr@2: #if defined(SIXTY_FOUR_BIT) williamr@2: #define PQ_64BIT BN_ULONG williamr@2: #define PQ_64BIT_PRINT "%lld" williamr@2: #elif defined(SIXTY_FOUR_BIT_LONG) williamr@2: #define PQ_64BIT BN_ULONG williamr@2: #define PQ_64BIT_PRINT "%ld" williamr@2: #elif defined(THIRTY_TWO_BIT) williamr@2: #define PQ_64BIT BN_ULLONG williamr@2: #define PQ_64BIT_PRINT "%lld" williamr@2: #endif williamr@2: williamr@2: #define PQ_64BIT_CTX void williamr@2: williamr@2: #define pq_64bit_init(x) williamr@2: #define pq_64bit_free(x) williamr@2: #define pq_64bit_ctx_new(ctx) (ctx) williamr@2: #define pq_64bit_ctx_free(x) williamr@2: williamr@2: #define pq_64bit_assign(x, y) (*(x) = *(y)) williamr@2: #define pq_64bit_assign_word(x, y) (*(x) = y) williamr@2: #define pq_64bit_gt(x, y) (*(x) > *(y)) williamr@2: #define pq_64bit_eq(x, y) (*(x) == *(y)) williamr@2: #define pq_64bit_add_word(x, w) (*(x) = (*(x) + (w))) williamr@2: #define pq_64bit_sub(r, x, y) (*(r) = (*(x) - *(y))) williamr@2: #define pq_64bit_sub_word(x, w) (*(x) = (*(x) - (w))) williamr@2: #define pq_64bit_mod(r, x, n, ctx) williamr@2: williamr@2: #define pq_64bit_bin2num(num, bytes, len) bytes_to_long_long(bytes, num) williamr@2: #define pq_64bit_num2bin(num, bytes) long_long_to_bytes(num, bytes) williamr@2: #define pq_64bit_get_word(x) *(x) williamr@2: #define pq_64bit_lshift(r, x, shift) (*(r) = (*(x) << (shift))) williamr@2: #define pq_64bit_set_bit(x, num) do { \ williamr@2: PQ_64BIT mask = 1; \ williamr@2: mask = mask << (num); \ williamr@2: *(x) |= mask; \ williamr@2: } while(0) williamr@2: #endif /* OPENSSL_SYS_VMS */