git.zerfleddert.de Git - proxmark3-svn/blob - armsrc/util.h

   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
  17 #define RAMFUNC __attribute((long_call, section(".ramfunc")))
  18
  19 #define BYTEx(x, n) (((x) >> (n * 8)) & 0xff )
  20 #define MIN(a, b) (((a) < (b)) ? (a) : (b))
  21 #define MAX(a, b) (((a) > (b)) ? (a) : (b))
  22
  23 #define LED_RED 1
  24 #define LED_ORANGE 2
  25 #define LED_GREEN 4
  26 #define LED_RED2 8
  27 #define BUTTON_HOLD 1
  28 #define BUTTON_NO_CLICK 0
  29 #define BUTTON_SINGLE_CLICK -1
  30 #define BUTTON_DOUBLE_CLICK -2
  31 #define BUTTON_ERROR -99
  32
  33 uint32_t SwapBits(uint32_t value, int nrbits);
  34 void num_to_bytes(uint64_t n, size_t len, uint8_t* dest);
  35 uint64_t bytes_to_num(uint8_t* src, size_t len);
  36
  37 void SpinDelay(int ms);
  38 void SpinDelayUs(int us);
  39 void LED(int led, int ms);
  40 void LEDsoff();
  41 int BUTTON_CLICKED(int ms);
  42 int BUTTON_HELD(int ms);
  43 void FormatVersionInformation(char *dst, int len, const char *prefix, void *version_information);
  44
  45 void StartTickCount();
  46 uint32_t RAMFUNC GetTickCount();
  47
  48 void StartCountUS();
  49 uint32_t RAMFUNC GetCountUS();
  50 uint32_t RAMFUNC GetDeltaCountUS();
  51
  52 #endif