mirror of
https://github.com/RfidResearchGroup/proxmark3.git
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148 lines
4.3 KiB
C
148 lines
4.3 KiB
C
//-----------------------------------------------------------------------------
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// Copyright (C) Samy Kamkar, 2012
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// Copyright (C) Proxmark3 contributors. See AUTHORS.md for details.
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//
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// This program is free software: you can redistribute it and/or modify
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// it under the terms of the GNU General Public License as published by
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// the Free Software Foundation, either version 3 of the License, or
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// (at your option) any later version.
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//
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// This program is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU General Public License for more details.
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//
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// See LICENSE.txt for the text of the license.
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//-----------------------------------------------------------------------------
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// main code for LF aka SamyRun by Samy Kamkar
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//-----------------------------------------------------------------------------
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#include "standalone.h" // standalone definitions
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#include "proxmark3_arm.h"
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#include "appmain.h"
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#include "fpgaloader.h"
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#include "lfops.h"
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#include "util.h"
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#include "dbprint.h"
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#include "ticks.h"
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#define OPTS 2
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void ModInfo(void) {
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DbpString(" LF HID26 standalone - aka SamyRun (Samy Kamkar)");
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}
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// samy's sniff and repeat routine for LF
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// LEDS.
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// A , B == which bank (recording)
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// FLASHING A, B = clone bank
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// C = playing bank A
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// D = playing bank B
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void RunMod(void) {
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StandAloneMode();
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FpgaDownloadAndGo(FPGA_BITSTREAM_LF);
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Dbprintf(">> LF HID Read/Clone/Sim a.k.a SamyRun Started <<");
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uint32_t high[OPTS], low[OPTS];
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int selected = 0;
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#define STATE_READ 0
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#define STATE_SIM 1
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#define STATE_CLONE 2
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uint8_t state = STATE_READ;
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for (;;) {
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WDT_HIT();
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// exit from SamyRun, send a usbcommand.
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if (data_available()) break;
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// Was our button held down or pressed?
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int button_pressed = BUTTON_HELD(280);
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if (button_pressed != BUTTON_HOLD)
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continue;
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if (state == STATE_READ) {
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if (selected == 0) {
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LED_A_ON();
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LED_B_OFF();
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} else {
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LED_B_ON();
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LED_A_OFF();
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}
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LED_C_OFF();
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LED_D_OFF();
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WAIT_BUTTON_RELEASED();
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// record
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DbpString("[=] start recording");
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// findone, high, low, no ledcontrol (A)
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uint32_t hi = 0, lo = 0;
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lf_hid_watch(1, &hi, &lo, true);
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high[selected] = hi;
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low[selected] = lo;
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Dbprintf("[=] recorded %x | %x%08x", selected, high[selected], low[selected]);
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// got nothing. blink and loop.
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if (hi == 0 && lo == 0) {
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SpinErr((selected == 0) ? LED_A : LED_B, 100, 12);
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DbpString("[=] only got zeros, retry recording after click");
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continue;
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}
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SpinErr((selected == 0) ? LED_A : LED_B, 250, 2);
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state = STATE_SIM;
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continue;
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} else if (state == STATE_SIM) {
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LED_C_ON(); // Simulate
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LED_D_OFF();
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WAIT_BUTTON_RELEASED();
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Dbprintf("[=] simulating %x | %x%08x", selected, high[selected], low[selected]);
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// high, low, no led control(A) no time limit
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CmdHIDsimTAGEx(0, high[selected], low[selected], 0, false, -1);
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DbpString("[=] simulating done");
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uint8_t leds = ((selected == 0) ? LED_A : LED_B) | LED_C;
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SpinErr(leds, 250, 2);
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state = STATE_CLONE;
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continue;
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} else if (state == STATE_CLONE) {
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LED_C_OFF();
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LED_D_ON(); // clone
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WAIT_BUTTON_RELEASED();
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Dbprintf("[=] cloning %x | %x%08x", selected, high[selected], low[selected]);
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// high2, high, low, no longFMT
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CopyHIDtoT55x7(0, high[selected], low[selected], 0, false, false, true);
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DbpString("[=] cloned done");
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state = STATE_READ;
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uint8_t leds = ((selected == 0) ? LED_A : LED_B) | LED_D;
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SpinErr(leds, 250, 2);
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selected = (selected + 1) % OPTS;
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LEDsoff();
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}
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}
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SpinErr((LED_A | LED_B | LED_C | LED_D), 250, 5);
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DbpString("[=] You can take shell back :) ...");
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LEDsoff();
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}
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