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1 //-----------------------------------------------------------------------------
2 // Copyright (C) 2010 iZsh <izsh at fail0verflow.com>
3 // Merlok - 2017
4 //
5 // This code is licensed to you under the terms of the GNU GPL, version 2 or,
6 // at your option, any later version. See the LICENSE.txt file for the text of
7 // the license.
8 //-----------------------------------------------------------------------------
9 // High frequency commands
10 //-----------------------------------------------------------------------------
11
12 #include "cmdhf.h"
13
14 #include <math.h>
15 #include "usb_cmd.h"
16 #include "comms.h"
17 #include "ui.h"
18 #include "cmdparser.h"
19 #include "cliparser/cliparser.h"
20 #include "cmdhf14a.h"
21 #include "cmdhf14b.h"
22 #include "cmdhf15.h"
23 #include "cmdhfepa.h"
24 #include "cmdhflegic.h"
25 #include "cmdhficlass.h"
26 #include "cmdhfmf.h"
27 #include "cmdhfmfp.h"
28 #include "cmdhfmfu.h"
29 #include "cmdhftopaz.h"
30 #include "cmdhflist.h"
31 #include "cmdhffido.h"
32 #include "cmddata.h"
33 #include "graph.h"
34 #include "fpga.h"
35
36 static int CmdHelp(const char *Cmd);
37
38 int CmdHFTune(const char *Cmd)
39 {
40 UsbCommand c={CMD_MEASURE_ANTENNA_TUNING_HF};
41 SendCommand(&c);
42 return 0;
43 }
44
45 int CmdHFSearch(const char *Cmd){
46 int ans = 0;
47 PrintAndLog("");
48 ans = CmdHF14AInfo("s");
49 if (ans > 0) {
50 PrintAndLog("\nValid ISO14443A Tag Found - Quiting Search\n");
51 return ans;
52 }
53 ans = HFiClassReader("", false, false);
54 if (ans) {
55 PrintAndLog("\nValid iClass Tag (or PicoPass Tag) Found - Quiting Search\n");
56 return ans;
57 }
58 ans = HF15Reader("", false);
59 if (ans) {
60 PrintAndLog("\nValid ISO15693 Tag Found - Quiting Search\n");
61 return ans;
62 }
63 //14b is longest test currently (and rarest chip type) ... put last
64 ans = HF14BInfo(false);
65 if (ans) {
66 PrintAndLog("\nValid ISO14443B Tag Found - Quiting Search\n");
67 return ans;
68 }
69 PrintAndLog("\nno known/supported 13.56 MHz tags found\n");
70 return 0;
71 }
72
73 int CmdHFSnoop(const char *Cmd)
74 {
75 char * pEnd;
76 UsbCommand c = {CMD_HF_SNIFFER, {strtol(Cmd, &pEnd,0),strtol(pEnd, &pEnd,0),0}};
77 SendCommand(&c);
78 return 0;
79 }
80
81
82 // static void InterpolateShannon(int *source, size_t source_len, int *dest, size_t dest_len)
83 // {
84 // int *buf = (int*)malloc(source_len * sizeof(int));
85 // memcpy(buf, source, source_len * sizeof(int));
86 // for (int i = 0; i < source_len; i++) {
87 // buf[i] += 128;
88 // }
89 // for (int i = 0; i < dest_len; i++) {
90 // float value = 0.0;
91 // for (int j = 0; j < source_len; j++) {
92 // if (i * source_len == j * dest_len) { // sin(0) / 0 = 1
93 // value += (float)buf[j];
94 // } else {
95 // value += (float)buf[j] * sin(((float)i*source_len/dest_len-j)*3.1415) / (((float)i*source_len/dest_len-j)*3.1415);
96 // }
97 // }
98 // dest[i] = value - 128;
99 // }
100 // free(buf);
101 // }
102
103
104 static int CmdHFPlot(const char *Cmd)
105 {
106 CLIParserInit("hf plot",
107 "Plots HF signal after RF signal path and A/D conversion.",
108 "This can be used after any hf command and will show the last few milliseconds of the HF signal.\n"
109 "Note: If the last hf command terminated because of a timeout you will most probably see nothing.\n");
110 void* argtable[] = {
111 arg_param_begin,
112 arg_param_end
113 };
114 CLIExecWithReturn(Cmd, argtable, true);
115
116 uint8_t buf[FPGA_TRACE_SIZE];
117
118 if (GetFromFpgaRAM(buf, FPGA_TRACE_SIZE)) {
119 for (size_t i = 0; i < FPGA_TRACE_SIZE; i++) {
120 GraphBuffer[i] = (int)buf[i] - 128;
121 }
122 GraphTraceLen = FPGA_TRACE_SIZE;
123 // InterpolateShannon(GraphBuffer, FPGA_TRACE_SIZE, GraphBuffer, FPGA_TRACE_SIZE*8/7);
124 // GraphTraceLen = FPGA_TRACE_SIZE*8/7;
125 ShowGraphWindow();
126 RepaintGraphWindow();
127 }
128 return 0;
129 }
130
131
132 static command_t CommandTable[] =
133 {
134 {"help", CmdHelp, 1, "This help"},
135 {"14a", CmdHF14A, 0, "{ ISO14443A RFIDs... }"},
136 {"14b", CmdHF14B, 0, "{ ISO14443B RFIDs... }"},
137 {"15", CmdHF15, 1, "{ ISO15693 RFIDs... }"},
138 {"epa", CmdHFEPA, 0, "{ German Identification Card... }"},
139 {"legic", CmdHFLegic, 0, "{ LEGIC RFIDs... }"},
140 {"iclass", CmdHFiClass, 1, "{ ICLASS RFIDs... }"},
141 {"mf", CmdHFMF, 1, "{ MIFARE RFIDs... }"},
142 {"mfu", CmdHFMFUltra, 1, "{ MIFARE Ultralight RFIDs... }"},
143 {"mfp", CmdHFMFP, 0, "{ MIFARE Plus RFIDs... }"},
144 {"topaz", CmdHFTopaz, 0, "{ TOPAZ (NFC Type 1) RFIDs... }"},
145 {"fido", CmdHFFido, 0, "{ FIDO and FIDO2 authenticators... }"},
146 {"tune", CmdHFTune, 0, "Continuously measure HF antenna tuning"},
147 {"list", CmdHFList, 1, "List protocol data in trace buffer"},
148 {"plot", CmdHFPlot, 0, "Plot signal"},
149 {"search", CmdHFSearch, 0, "Search for known HF tags [preliminary]"},
150 {"snoop", CmdHFSnoop, 0, "<samples to skip (10000)> <triggers to skip (1)> Generic HF Snoop"},
151 {NULL, NULL, 0, NULL}
152 };
153
154 int CmdHF(const char *Cmd)
155 {
156 CmdsParse(CommandTable, Cmd);
157 return 0;
158 }
159
160 int CmdHelp(const char *Cmd)
161 {
162 CmdsHelp(CommandTable);
163 return 0;
164 }
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