/* * Copyright (c) 2010 Jiri Svoboda * All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * * - Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * - 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. * - The name of the author may not be used to endorse or promote products * derived from this software without specific prior written permission. * * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS 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 AUTHOR 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. */ #ifndef BIGINT_H_ #define BIGINT_H_ #include "mytypes.h" void bigint_init(bigint_t *bigint, int value); void bigint_shallow_copy(bigint_t *src, bigint_t *dest); void bigint_clone(bigint_t *src, bigint_t *dest); void bigint_reverse_sign(bigint_t *src, bigint_t *dest); void bigint_destroy(bigint_t *bigint); errno_t bigint_get_value_int(bigint_t *bigint, int *dval); bool_t bigint_is_zero(bigint_t *bigint); bool_t bigint_is_negative(bigint_t *bigint); void bigint_div_digit(bigint_t *a, bigint_word_t b, bigint_t *quot, bigint_word_t *rem); void bigint_add(bigint_t *a, bigint_t *b, bigint_t *dest); void bigint_sub(bigint_t *a, bigint_t *b, bigint_t *dest); void bigint_mul(bigint_t *a, bigint_t *b, bigint_t *dest); void bigint_get_as_string(bigint_t *bigint, char **dptr); void bigint_print(bigint_t *bigint); #endif