git.zerfleddert.de Git - proxmark3-svn/blob - client/data.c

   1 //-----------------------------------------------------------------------------
   2 // Copyright (C) 2010 iZsh <izsh at fail0verflow.com>
   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 // Data utilities
   9 //-----------------------------------------------------------------------------
  10
  11 #include <string.h>
  12 #include <stdint.h>
  13 #include "data.h"
  14 #include "ui.h"
  15 #include "proxusb.h"
  16 #include "cmdmain.h"
  17
  18 uint8_t sample_buf[SAMPLE_BUFFER_SIZE];
  19
  20 void GetFromBigBuf(uint8_t *dest, int bytes, int start_index)
  21 {
  22         start_index = ((start_index/12)*12);
  23     int n = (((bytes/4)/48)*48) + start_index;
  24     /*
  25      if (n % 48 != 0) {
  26      PrintAndLog("bad len in GetFromBigBuf");
  27      return;
  28      }
  29      */
  30     for (int i = start_index; i < n; i += 12) {
  31         UsbCommand c = {CMD_DOWNLOAD_RAW_ADC_SAMPLES_125K, {i, 0, 0}};
  32         SendCommand(&c);
  33         WaitForResponse(CMD_DOWNLOADED_RAW_ADC_SAMPLES_125K);
  34         memcpy(dest+(i*4), sample_buf, 48);
  35     }
  36 }