]> cvs.zerfleddert.de Git - proxmark3-svn/blob - client/cmdlfhid.c
ADD: added identification for Mifare TNP3xxx tags.
[proxmark3-svn] / client / cmdlfhid.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 // Low frequency HID commands
9 //-----------------------------------------------------------------------------
10
11 #include <stdio.h>
12 #include <string.h>
13 #include "proxmark3.h"
14 #include "ui.h"
15 #include "graph.h"
16 #include "cmdparser.h"
17 #include "cmdlfhid.h"
18
19 static int CmdHelp(const char *Cmd);
20
21 int CmdHIDDemod(const char *Cmd)
22 {
23 if (GraphTraceLen < 4800) {
24 PrintAndLog("too short; need at least 4800 samples");
25 return 0;
26 }
27
28 GraphTraceLen = 4800;
29 for (int i = 0; i < GraphTraceLen; ++i) {
30 if (GraphBuffer[i] < 0) {
31 GraphBuffer[i] = 0;
32 } else {
33 GraphBuffer[i] = 1;
34 }
35 }
36 RepaintGraphWindow();
37 return 0;
38 }
39
40 int CmdHIDDemodFSK(const char *Cmd)
41 {
42 UsbCommand c={CMD_HID_DEMOD_FSK};
43 SendCommand(&c);
44 return 0;
45 }
46
47 int CmdHIDSim(const char *Cmd)
48 {
49 unsigned int hi = 0, lo = 0;
50 int n = 0, i = 0;
51
52 while (sscanf(&Cmd[i++], "%1x", &n ) == 1) {
53 hi = (hi << 4) | (lo >> 28);
54 lo = (lo << 4) | (n & 0xf);
55 }
56
57 PrintAndLog("Emulating tag with ID %x%16x", hi, lo);
58
59 UsbCommand c = {CMD_HID_SIM_TAG, {hi, lo, 0}};
60 SendCommand(&c);
61 return 0;
62 }
63
64 int CmdHIDClone(const char *Cmd)
65 {
66 unsigned int hi2 = 0, hi = 0, lo = 0;
67 int n = 0, i = 0;
68 UsbCommand c;
69
70 if (strchr(Cmd,'l') != 0) {
71 while (sscanf(&Cmd[i++], "%1x", &n ) == 1) {
72 hi2 = (hi2 << 4) | (hi >> 28);
73 hi = (hi << 4) | (lo >> 28);
74 lo = (lo << 4) | (n & 0xf);
75 }
76
77 PrintAndLog("Cloning tag with long ID %x%08x%08x", hi2, hi, lo);
78
79 c.d.asBytes[0] = 1;
80 }
81 else {
82 while (sscanf(&Cmd[i++], "%1x", &n ) == 1) {
83 hi = (hi << 4) | (lo >> 28);
84 lo = (lo << 4) | (n & 0xf);
85 }
86
87 PrintAndLog("Cloning tag with ID %x%08x", hi, lo);
88
89 hi2 = 0;
90 c.d.asBytes[0] = 0;
91 }
92
93 c.cmd = CMD_HID_CLONE_TAG;
94 c.arg[0] = hi2;
95 c.arg[1] = hi;
96 c.arg[2] = lo;
97
98 SendCommand(&c);
99 return 0;
100 }
101
102 static command_t CommandTable[] =
103 {
104 {"help", CmdHelp, 1, "This help"},
105 {"demod", CmdHIDDemod, 1, "Demodulate HID Prox Card II (not optimal)"},
106 {"fskdemod", CmdHIDDemodFSK, 1, "Realtime HID FSK demodulator"},
107 {"sim", CmdHIDSim, 1, "<ID> -- HID tag simulator"},
108 {"clone", CmdHIDClone, 1, "<ID> ['l'] -- Clone HID to T55x7 (tag must be in antenna)(option 'l' for 84bit ID)"},
109 {NULL, NULL, 0, NULL}
110 };
111
112 int CmdLFHID(const char *Cmd)
113 {
114 CmdsParse(CommandTable, Cmd);
115 return 0;
116 }
117
118 int CmdHelp(const char *Cmd)
119 {
120 CmdsHelp(CommandTable);
121 return 0;
122 }
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