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[proxmark3-svn] / client / cmdhfemv.c
1 //-----------------------------------------------------------------------------
2 // Copyright (C) 2014 Peter Fillmore
3 // 2017 iceman
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 EMV commands
10 //-----------------------------------------------------------------------------
11 #include "cmdhfemv.h"
12
13 static int CmdHelp(const char *Cmd);
14
15 int usage_hf_emv_test(void){
16 PrintAndLog("EMV test ");
17 PrintAndLog("Usage: hf emv test [h]");
18 PrintAndLog("Options:");
19 PrintAndLog(" h : this help");
20 PrintAndLog("");
21 PrintAndLog("Samples:");
22 PrintAndLog(" hf emv test");
23 return 0;
24 }
25 int usage_hf_emv_readrecord(void){
26 PrintAndLog("Read a EMV record ");
27 PrintAndLog("Usage: hf emv readrecord [h] <records> <sfi>");
28 PrintAndLog("Options:");
29 PrintAndLog(" h : this help");
30 PrintAndLog(" <records> : number of records");
31 PrintAndLog(" <sfi> : number of SFI records");
32 PrintAndLog("");
33 PrintAndLog("Samples:");
34 PrintAndLog(" hf emv readrecord 1 1");
35 return 0;
36 }
37 int usage_hf_emv_clone(void){
38 PrintAndLog("Usage: hf emv clone [h] <records> <SFI> ");
39 PrintAndLog("Options:");
40 PrintAndLog(" h : this help");
41 PrintAndLog(" <records> : number of records");
42 PrintAndLog(" <sfi> : number of SFI records");
43 PrintAndLog("");
44 PrintAndLog("Samples:");
45 PrintAndLog(" hf emv clone 10 10");
46 return 0;
47 }
48 int usage_hf_emv_transaction(void){
49 PrintAndLog("Performs EMV reader transaction");
50 PrintAndLog("Usage: hf emv trans [h]");
51 PrintAndLog("Options:");
52 PrintAndLog(" h : this help");
53 PrintAndLog("");
54 PrintAndLog("Samples:");
55 PrintAndLog(" hf emv trans");
56 return 0;
57 }
58 int usage_hf_emv_getrnd(void){
59 PrintAndLog("retrieve the UN number from a terminal");
60 PrintAndLog("Usage: hf emv getrnd [h]");
61 PrintAndLog("Options:");
62 PrintAndLog(" h : this help");
63 PrintAndLog("");
64 PrintAndLog("Samples:");
65 PrintAndLog(" hf emv getrnd");
66 return 0;
67 }
68 int usage_hf_emv_eload(void){
69 PrintAndLog("set EMV tags in the device to use in a transaction");
70 PrintAndLog("Usage: hf emv eload [h] o <filename w/o .bin>");
71 PrintAndLog("Options:");
72 PrintAndLog(" h : this help");
73 PrintAndLog(" o <filename> : filename w/o '.bin'");
74 PrintAndLog("");
75 PrintAndLog("Samples:");
76 PrintAndLog(" hf emv eload o myfile");
77 return 0;
78 }
79 int usage_hf_emv_dump(void){
80 PrintAndLog("Gets EMV contactless tag values.");
81 PrintAndLog("and saves binary dump into the file `filename.bin` or `cardUID.bin`");
82 PrintAndLog("Usage: hf emv dump [h] o <filename w/o .bin>");
83 PrintAndLog("Options:");
84 PrintAndLog(" h : this help");
85 PrintAndLog(" o <filename> : filename w/o '.bin' to dump bytes");
86 PrintAndLog("");
87 PrintAndLog("Samples:");
88 PrintAndLog(" hf emv dump");
89 PrintAndLog(" hf emv dump o myfile");
90 return 0;
91 }
92 int usage_hf_emv_sim(void){
93 PrintAndLog("Simulates a EMV contactless card");
94 PrintAndLog("Usage: hf emv sim [h]");
95 PrintAndLog("Options:");
96 PrintAndLog(" h : this help");
97 PrintAndLog("");
98 PrintAndLog("Samples:");
99 PrintAndLog(" hf emv sim");
100 return 0;
101 }
102
103 int CmdHfEmvTest(const char *Cmd) {
104 char cmdp = param_getchar(Cmd, 0);
105 if ( cmdp == 'h' || cmdp == 'H') return usage_hf_emv_test();
106
107 UsbCommand c = {CMD_EMV_TEST, {0, 0, 0}};
108 clearCommandBuffer();
109 SendCommand(&c);
110 UsbCommand resp;
111 if (!WaitForResponseTimeout(CMD_ACK, &resp, 2000)) {
112 PrintAndLog("Command execute time-out");
113 return 1;
114 }
115 uint8_t isOK = resp.arg[0] & 0xff;
116 PrintAndLog("isOk: %02x", isOK);
117 return 0;
118 }
119
120 int CmdHfEmvReadRecord(const char *Cmd) {
121 char cmdp = param_getchar(Cmd, 0);
122 if ((strlen(Cmd)<3) || cmdp == 'h' || cmdp == 'H') return usage_hf_emv_readrecord();
123
124 uint8_t record = param_get8(Cmd, 0);
125 uint8_t sfi = param_getchar(Cmd, 1);
126 if(record > 32){
127 PrintAndLog("Record must be less than 32");
128 return 1;
129 }
130 PrintAndLog("--record no:%02x SFI:%02x ", record, sfi);
131
132 UsbCommand c = {CMD_EMV_READ_RECORD, {record, sfi, 0}};
133 clearCommandBuffer();
134 SendCommand(&c);
135 UsbCommand resp;
136 if (!WaitForResponseTimeout(CMD_ACK, &resp, 2000)) {
137 PrintAndLog("Command execute timeout");
138 return 1;
139 }
140 uint8_t isOK = resp.arg[0] & 0xff;
141 PrintAndLog("isOk:%02x", isOK);
142 return 0;
143 }
144
145 int CmdHfEmvClone(const char *Cmd) {
146 char cmdp = param_getchar(Cmd, 0);
147 if ((strlen(Cmd)<3) || cmdp == 'h' || cmdp == 'H') return usage_hf_emv_clone();
148
149 uint8_t record = param_get8(Cmd, 0);
150 uint8_t sfi = param_get8(Cmd, 1);
151 if(record > 32){
152 PrintAndLog("Record must be less than 32");
153 return 1;
154 }
155 UsbCommand c = {CMD_EMV_CLONE, {sfi, record, 0}};
156 clearCommandBuffer();
157 SendCommand(&c);
158 UsbCommand resp;
159 if (!WaitForResponseTimeout(CMD_ACK, &resp, 2000)) {
160 PrintAndLog("Command execute timeout");
161 return 1;
162 }
163 uint8_t isOK = resp.arg[0] & 0xff;
164 PrintAndLog("isOk:%02x", isOK);
165 return 0;
166 }
167
168 int CmdHfEmvTrans(const char *Cmd) {
169 char cmdp = param_getchar(Cmd, 0);
170 if ( cmdp == 'h' || cmdp == 'H') return usage_hf_emv_transaction();
171
172 UsbCommand c = {CMD_EMV_TRANSACTION, {0, 0, 0}};
173 clearCommandBuffer();
174 SendCommand(&c);
175 UsbCommand resp;
176 if (WaitForResponseTimeout(CMD_ACK, &resp, 5000)) {
177 PrintAndLog("Command execute time-out");
178 return 1;
179 }
180 uint8_t isOK = resp.arg[0] & 0xff;
181 PrintAndLog("isOk: %02x", isOK);
182 print_hex_break(resp.d.asBytes, 512, 32);
183 return 0;
184 }
185 //retrieve the UN number from a terminal
186 int CmdHfEmvGetrng(const char *Cmd) {
187 char cmdp = param_getchar(Cmd, 0);
188 if ( cmdp == 'h' || cmdp == 'H') return usage_hf_emv_getrnd();
189 UsbCommand c = {CMD_EMV_GET_RANDOM_NUM, {0, 0, 0}};
190 clearCommandBuffer();
191 SendCommand(&c);
192 return 0;
193 }
194 //Load a dumped EMV tag on to emulator memory
195 int CmdHfEmvELoad(const char *Cmd) {
196 FILE * f;
197 char filename[FILE_PATH_SIZE];
198 char *fnameptr = filename;
199 int len;
200 bool errors = false;
201 uint8_t cmdp = 0;
202
203 while(param_getchar(Cmd, cmdp) != 0x00) {
204 switch(param_getchar(Cmd, cmdp)) {
205 case 'h':
206 case 'H':
207 return usage_hf_emv_eload();
208 case 'o':
209 case 'O':
210 len = param_getstr(Cmd, cmdp+1, filename);
211 if (!len)
212 errors = true;
213 if (len > FILE_PATH_SIZE-5)
214 len = FILE_PATH_SIZE-5;
215 sprintf(fnameptr + len,".bin");
216 cmdp += 2;
217 break;
218 default:
219 PrintAndLog("Unknown parameter '%c'", param_getchar(Cmd, cmdp));
220 errors = true;
221 break;
222 }
223 if(errors) break;
224 }
225
226 //Validations
227 if(errors) return usage_hf_emv_eload();
228
229 // open file
230 f = fopen(filename,"r");
231 if (!f) {
232 PrintAndLog("File %s not found or locked", filename);
233 return 1;
234 }
235
236 char line[512];
237 char *token;
238 uint16_t tag;
239
240 UsbCommand c = {CMD_EMV_LOAD_VALUE, {0,0,0}};
241
242 // transfer to device
243 while (fgets(line, sizeof (line), f)) {
244 printf("LINE = %s\n", line);
245
246 token = strtok(line, ":");
247 tag = (uint16_t)strtol(token, NULL, 0);
248 token = strtok(NULL,"");
249
250 c.arg[0] = tag;
251 memcpy(c.d.asBytes, token, strlen(token));
252
253 clearCommandBuffer();
254 SendCommand(&c);
255
256 printf("Loaded TAG = %04x\n", tag);
257 printf("Loaded VALUE = %s\n", token);
258 }
259
260 fclose(f);
261 PrintAndLog("loaded %s", filename);
262 //PrintAndLog("\nLoaded %d bytes from file: %s to emulator memory", numofbytes, filename);
263 return 0;
264 }
265
266 int CmdHfEmvDump(const char *Cmd){
267
268 bool errors = false;
269 uint8_t cmdp = 0;
270 while(param_getchar(Cmd, cmdp) != 0x00) {
271 switch(param_getchar(Cmd, cmdp)) {
272 case 'h':
273 case 'H':
274 return usage_hf_emv_dump();
275 default:
276 PrintAndLog("Unknown parameter '%c'", param_getchar(Cmd, cmdp));
277 errors = true;
278 break;
279 }
280 if(errors) break;
281 }
282
283 //Validations
284 if(errors) return usage_hf_emv_dump();
285
286 UsbCommand c = {CMD_EMV_DUMP_CARD, {0, 0, 0}};
287 clearCommandBuffer();
288 SendCommand(&c);
289 UsbCommand resp;
290 if (!WaitForResponseTimeout(CMD_ACK, &resp, 3000)) {
291 PrintAndLog("Command execute time-out");
292 return 1;
293 }
294 return 0;
295 }
296
297 int CmdHfEmvSim(const char *Cmd) {
298
299 bool errors = false;
300 uint8_t cmdp = 0;
301 while(param_getchar(Cmd, cmdp) != 0x00) {
302 switch(param_getchar(Cmd, cmdp)) {
303 case 'h':
304 case 'H':
305 return usage_hf_emv_sim();
306 default:
307 PrintAndLog("Unknown parameter '%c'", param_getchar(Cmd, cmdp));
308 errors = true;
309 break;
310 }
311 if(errors) break;
312 }
313
314 //Validations
315 if(errors) return usage_hf_emv_sim();
316
317 UsbCommand c = {CMD_EMV_SIM, {0,0,0}};
318 clearCommandBuffer();
319 SendCommand(&c);
320 UsbCommand resp;
321 if (WaitForResponseTimeout(CMD_ACK, &resp, 2000)) {
322 PrintAndLog("Command execute time-out");
323 return 1;
324 }
325 uint8_t isOK = resp.arg[0] & 0xff;
326 PrintAndLog("isOk:%02x", isOK);
327 return 0;
328 }
329
330 int CmdHfEmvList(const char *Cmd) {
331 return CmdHFList("7816");
332 }
333
334 static command_t CommandTable[] = {
335 {"help", CmdHelp, 1, "This help"},
336 {"readrecord", CmdHfEmvReadRecord, 0, "EMV Read Record"},
337 {"transaction", CmdHfEmvTrans, 0, "Perform EMV Transaction"},
338 {"getrng", CmdHfEmvGetrng, 0, "get random number from terminal"},
339 {"eload", CmdHfEmvELoad, 0, "load EMV tag into device"},
340 {"dump", CmdHfEmvDump, 0, "dump EMV tag values"},
341 {"sim", CmdHfEmvSim, 0, "simulate EMV tag"},
342 {"clone", CmdHfEmvClone, 0, "clone an EMV tag"},
343 {"list", CmdHfEmvList, 0, "[Deprecated] List ISO7816 history"},
344 {"test", CmdHfEmvTest, 0, "Test Function"},
345 {NULL, NULL, 0, NULL}
346 };
347
348 int CmdHFEmv(const char *Cmd) {
349 clearCommandBuffer();
350 CmdsParse(CommandTable, Cmd);
351 return 0;
352 }
353
354 int CmdHelp(const char *Cmd) {
355 CmdsHelp(CommandTable);
356 return 0;
357 }
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