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1//-----------------------------------------------------------------------------
2// Jonathan Westhues, Aug 2005
3//
4// This code is licensed to you under the terms of the GNU GPL, version 2 or,
5// at your option, any later version. See the LICENSE.txt file for the text of
6// the license.
7//-----------------------------------------------------------------------------
8// Utility functions used in many places, not specific to any piece of code.
9//-----------------------------------------------------------------------------
10
11#ifndef __UTIL_H
12#define __UTIL_H
13
14#include <stddef.h>
15#include <stdint.h>
16#include "common.h"
17#include "string.h"
18#include "apps.h"
19#include "BigBuf.h"
20#include "proxmark3.h"
21#include "ticks.h"
22
23#define BYTEx(x, n) (((x) >> (n * 8)) & 0xff )
24
25#define LED_RED 1
26#define LED_ORANGE 2
27#define LED_GREEN 4
28#define LED_RED2 8
29#define BUTTON_HOLD 1
30#define BUTTON_NO_CLICK 0
31#define BUTTON_SINGLE_CLICK -1
32#define BUTTON_DOUBLE_CLICK -2
33#define BUTTON_ERROR -99
34
35#ifndef BSWAP_16
36# define BSWAP_16(x) ((( ((x) & 0xFF00 ) >> 8))| ( (((x) & 0x00FF) << 8)))
37#endif
38#ifndef BITMASK
39# define BITMASK(X) (1 << (X))
40#endif
41#ifndef ARRAYLEN
42# define ARRAYLEN(x) (sizeof(x)/sizeof((x)[0]))
43#endif
44
45void print_result(char *name, uint8_t *buf, size_t len);
46size_t nbytes(size_t nbits);
47uint32_t SwapBits(uint32_t value, int nrbits);
48uint32_t reflect(uint32_t v, int b);
49void num_to_bytes(uint64_t n, size_t len, uint8_t* dest);
50uint64_t bytes_to_num(uint8_t* src, size_t len);
51void rol(uint8_t *data, const size_t len);
52void lsl (uint8_t *data, size_t len);
53int32_t le24toh (uint8_t data[3]);
54
55void LED(int led, int ms);
56void LEDsoff();
57int BUTTON_CLICKED(int ms);
58int BUTTON_HELD(int ms);
59void FormatVersionInformation(char *dst, int len, const char *prefix, void *version_information);
60
61#endif
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