source: mainline/uspace/app/sbi/src/bigint_t.h

Last change on this file was 8d2dd7f2, checked in by Jakub Jermar <jakub@…>, 8 years ago

Reduce the number of files that include <sys/types.h>

  • Property mode set to 100644
File size: 1.9 KB
Line 
1/*
2 * Copyright (c) 2010 Jiri Svoboda
3 * All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
7 * are met:
8 *
9 * - Redistributions of source code must retain the above copyright
10 * notice, this list of conditions and the following disclaimer.
11 * - Redistributions in binary form must reproduce the above copyright
12 * notice, this list of conditions and the following disclaimer in the
13 * documentation and/or other materials provided with the distribution.
14 * - The name of the author may not be used to endorse or promote products
15 * derived from this software without specific prior written permission.
16 *
17 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
18 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
19 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
20 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
21 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
22 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
23 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
24 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
25 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
26 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
27 */
28
29#ifndef BIGINT_T_H_
30#define BIGINT_T_H_
31
32#include <stdint.h>
33#include <stddef.h>
34#include <stdbool.h>
35
36typedef uint8_t bigint_word_t;
37typedef uint16_t bigint_dword_t;
38
39#define BIGINT_BASE ((bigint_dword_t) 256UL)
40
41/** Big integer.
42 *
43 * Used to implement Sysel @c int type.
44 */
45typedef struct bigint {
46 /** Number of non-zero digits in the @c digit array. */
47 size_t length;
48
49 /** Sign. */
50 bool negative;
51
52 /** Digits starting from the least significant. */
53 bigint_word_t *digit;
54} bigint_t;
55
56#endif
Note: See TracBrowser for help on using the repository browser.