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