mirror of
https://github.com/RfidResearchGroup/proxmark3.git
synced 2024-11-11 18:33:18 +08:00
123 lines
2.8 KiB
C
123 lines
2.8 KiB
C
//-----------------------------------------------------------------------------
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// Copyright (C) 2010 iZsh <izsh at fail0verflow.com>
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//
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// This code is licensed to you under the terms of the GNU GPL, version 2 or,
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// at your option, any later version. See the LICENSE.txt file for the text of
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// the license.
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//-----------------------------------------------------------------------------
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// Low frequency HID commands
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//-----------------------------------------------------------------------------
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#include <stdio.h>
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#include <string.h>
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//#include "proxusb.h"
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#include "proxmark3.h"
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#include "ui.h"
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#include "graph.h"
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#include "cmdparser.h"
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#include "cmdlfhid.h"
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static int CmdHelp(const char *Cmd);
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int CmdHIDDemod(const char *Cmd)
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{
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if (GraphTraceLen < 4800) {
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PrintAndLog("too short; need at least 4800 samples");
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return 0;
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}
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GraphTraceLen = 4800;
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for (int i = 0; i < GraphTraceLen; ++i) {
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if (GraphBuffer[i] < 0) {
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GraphBuffer[i] = 0;
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} else {
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GraphBuffer[i] = 1;
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}
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}
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RepaintGraphWindow();
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return 0;
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}
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int CmdHIDDemodFSK(const char *Cmd)
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{
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UsbCommand c={CMD_HID_DEMOD_FSK};
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SendCommand(&c);
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return 0;
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}
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int CmdHIDSim(const char *Cmd)
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{
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unsigned int hi = 0, lo = 0;
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int n = 0, i = 0;
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while (sscanf(&Cmd[i++], "%1x", &n ) == 1) {
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hi = (hi << 4) | (lo >> 28);
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lo = (lo << 4) | (n & 0xf);
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}
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PrintAndLog("Emulating tag with ID %x%16x", hi, lo);
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UsbCommand c = {CMD_HID_SIM_TAG, {hi, lo, 0}};
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SendCommand(&c);
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return 0;
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}
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int CmdHIDClone(const char *Cmd)
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{
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unsigned int hi2 = 0, hi = 0, lo = 0;
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int n = 0, i = 0;
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UsbCommand c;
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if (strchr(Cmd,'l') != 0) {
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while (sscanf(&Cmd[i++], "%1x", &n ) == 1) {
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hi2 = (hi2 << 4) | (hi >> 28);
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hi = (hi << 4) | (lo >> 28);
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lo = (lo << 4) | (n & 0xf);
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}
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PrintAndLog("Cloning tag with long ID %x%08x%08x", hi2, hi, lo);
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c.d.asBytes[0] = 1;
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}
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else {
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while (sscanf(&Cmd[i++], "%1x", &n ) == 1) {
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hi = (hi << 4) | (lo >> 28);
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lo = (lo << 4) | (n & 0xf);
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}
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PrintAndLog("Cloning tag with ID %x%08x", hi, lo);
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hi2 = 0;
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c.d.asBytes[0] = 0;
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}
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c.cmd = CMD_HID_CLONE_TAG;
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c.arg[0] = hi2;
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c.arg[1] = hi;
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c.arg[2] = lo;
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SendCommand(&c);
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return 0;
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}
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static command_t CommandTable[] =
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{
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{"help", CmdHelp, 1, "This help"},
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{"demod", CmdHIDDemod, 1, "Demodulate HID Prox Card II (not optimal)"},
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{"fskdemod", CmdHIDDemodFSK, 1, "Realtime HID FSK demodulator"},
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{"sim", CmdHIDSim, 1, "<ID> -- HID tag simulator"},
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{"clone", CmdHIDClone, 1, "<ID> ['l'] -- Clone HID to T55x7 (tag must be in antenna)(option 'l' for 84bit ID)"},
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{NULL, NULL, 0, NULL}
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};
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int CmdLFHID(const char *Cmd)
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{
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CmdsParse(CommandTable, Cmd);
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return 0;
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}
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int CmdHelp(const char *Cmd)
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{
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CmdsHelp(CommandTable);
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return 0;
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}
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