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 #include "common.h"
  17 #include "at91sam7s512.h"
  18
  19 #define BYTEx(x, n) (((x) >> (n * 8)) & 0xff )
  20
  21 #define LED_RED    1
  22 #define LED_ORANGE 2
  23 #define LED_GREEN  4
  24 #define LED_RED2   8
  25
  26 #define BUTTON_HOLD           1
  27 #define BUTTON_NO_CLICK       0
  28 #define BUTTON_SINGLE_CLICK  -1
  29 #define BUTTON_DOUBLE_CLICK  -2
  30 #define BUTTON_ERROR        -99
  31
  32 #define REV8(x)  ((((x)>>7)&1)|((((x)>>6)&1)<<1)|((((x)>>5)&1)<<2)|((((x)>>4)&1)<<3)|((((x)>>3)&1)<<4)|((((x)>>2)&1)<<5)|((((x)>>1)&1)<<6)|(((x)&1)<<7))
  33 #define REV16(x) (REV8(x)  | (REV8 (x >> 8) << 8))
  34 #define REV32(x) (REV16(x) | (REV16(x >> 16) << 16))
  35 #define REV64(x) (REV32(x) | (REV32(x >> 32) << 32))
  36
  37 extern void print_result(char *name, uint8_t *buf, size_t len);
  38 extern size_t nbytes(size_t nbits);
  39 extern uint32_t SwapBits(uint32_t value, int nrbits);
  40 extern void num_to_bytes(uint64_t n, size_t len, uint8_t* dest);
  41 extern uint64_t bytes_to_num(uint8_t* src, size_t len);
  42 extern void rol(uint8_t *data, const size_t len);
  43 extern void lsl (uint8_t *data, size_t len);
  44
  45 extern void LED(int led, int ms);
  46 extern void LEDsoff();
  47 extern void LEDson();
  48 extern void LEDsinvert();
  49 extern int BUTTON_CLICKED(int ms);
  50 extern int BUTTON_HELD(int ms);
  51 extern void FormatVersionInformation(char *dst, int len, const char *prefix, void *version_information);
  52
  53 //iceman's ticks.h
  54 #ifndef GET_TICKS
  55 # define GET_TICKS GetTicks()
  56 #endif
  57
  58 extern void SpinDelay(int ms);
  59 extern void SpinDelayUs(int us);
  60
  61 extern void StartTickCount();
  62 extern uint32_t RAMFUNC GetTickCount();
  63
  64 extern void StartCountUS();
  65 extern uint32_t RAMFUNC GetCountUS();
  66 extern uint32_t RAMFUNC GetDeltaCountUS();
  67
  68 extern void StartCountSspClk();
  69 extern void ResetSspClk(void);
  70 extern uint32_t GetCountSspClk();
  71
  72 extern void StartTicks(void);
  73 extern uint32_t GetTicks(void);
  74 extern void WaitTicks(uint32_t ticks);
  75 extern void WaitUS(uint16_t us);
  76 extern void WaitMS(uint16_t ms);
  77 extern void ResetTicks();
  78 extern void ResetTimer(AT91PS_TC timer);
  79 extern void StopTicks(void);
  80 // end iceman's ticks.h
  81
  82 extern uint32_t prand();
  83
  84 #endif