]> cvs.zerfleddert.de Git - proxmark3-svn/blob - client/proxmark3.c
Merge pull request #438 from pwpiwi/fpga_14b
[proxmark3-svn] / client / proxmark3.c
1 //-----------------------------------------------------------------------------
2 // Copyright (C) 2009 Michael Gernoth <michael at gernoth.net>
3 // Copyright (C) 2010 iZsh <izsh at fail0verflow.com>
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 // Main binary
10 //-----------------------------------------------------------------------------
11
12 #include <stdio.h>
13 #include <stdlib.h>
14 #include <string.h>
15 #include <pthread.h>
16 #include <unistd.h>
17 #include <readline/readline.h>
18 #include <readline/history.h>
19
20 #include "proxmark3.h"
21 #include "util_posix.h"
22 #include "proxgui.h"
23 #include "cmdmain.h"
24 #include "uart.h"
25 #include "ui.h"
26 #include "util.h"
27 #include "cmdparser.h"
28 #include "cmdhw.h"
29 #include "whereami.h"
30
31 #ifdef _WIN32
32 #define SERIAL_PORT_H "com3"
33 #else
34 #define SERIAL_PORT_H "/dev/ttyACM0"
35 #endif
36
37 // a global mutex to prevent interlaced printing from different threads
38 pthread_mutex_t print_lock;
39
40 static serial_port sp;
41 static UsbCommand txcmd;
42 volatile static bool txcmd_pending = false;
43
44 void SendCommand(UsbCommand *c) {
45 #if 0
46 printf("Sending %d bytes\n", sizeof(UsbCommand));
47 #endif
48
49 if (offline) {
50 PrintAndLog("Sending bytes to proxmark failed - offline");
51 return;
52 }
53 /**
54 The while-loop below causes hangups at times, when the pm3 unit is unresponsive
55 or disconnected. The main console thread is alive, but comm thread just spins here.
56 Not good.../holiman
57 **/
58 while(txcmd_pending);
59 txcmd = *c;
60 txcmd_pending = true;
61 }
62
63 struct receiver_arg {
64 int run;
65 };
66
67 byte_t rx[sizeof(UsbCommand)];
68 byte_t* prx = rx;
69
70 static void *uart_receiver(void *targ) {
71 struct receiver_arg *arg = (struct receiver_arg*)targ;
72 size_t rxlen;
73
74 while (arg->run) {
75 rxlen = 0;
76 if (uart_receive(sp, prx, sizeof(UsbCommand) - (prx-rx), &rxlen)) {
77 prx += rxlen;
78 if (prx-rx < sizeof(UsbCommand)) {
79 continue;
80 }
81
82 UsbCommandReceived((UsbCommand*)rx);
83 }
84 prx = rx;
85
86 if(txcmd_pending) {
87 if (!uart_send(sp, (byte_t*) &txcmd, sizeof(UsbCommand))) {
88 PrintAndLog("Sending bytes to proxmark failed");
89 }
90 txcmd_pending = false;
91 }
92 }
93
94 pthread_exit(NULL);
95 return NULL;
96 }
97
98
99 void main_loop(char *script_cmds_file, char *script_cmd, bool usb_present) {
100 struct receiver_arg rarg;
101 char *cmd = NULL;
102 pthread_t reader_thread;
103 bool execCommand = (script_cmd != NULL);
104 bool stdinOnPipe = !isatty(STDIN_FILENO);
105
106 if (usb_present) {
107 rarg.run = 1;
108 pthread_create(&reader_thread, NULL, &uart_receiver, &rarg);
109 // cache Version information now:
110 CmdVersion(NULL);
111 }
112
113 // file with script
114 FILE *script_file = NULL;
115 char script_cmd_buf[256] = {0}; // iceman, needs lua script the same file_path_buffer as the rest
116
117 if (script_cmds_file) {
118 script_file = fopen(script_cmds_file, "r");
119 if (script_file) {
120 printf("executing commands from file: %s\n", script_cmds_file);
121 }
122 }
123
124 read_history(".history");
125
126 while(1) {
127 // If there is a script file
128 if (script_file)
129 {
130 memset(script_cmd_buf, 0, sizeof(script_cmd_buf));
131 if (!fgets(script_cmd_buf, sizeof(script_cmd_buf), script_file)) {
132 fclose(script_file);
133 script_file = NULL;
134 } else {
135 strcleanrn(script_cmd_buf, sizeof(script_cmd_buf));
136
137 if ((cmd = strmcopy(script_cmd_buf)) != NULL) {
138 printf(PROXPROMPT"%s\n", cmd);
139 }
140 }
141 } else {
142 // If there is a script command
143 if (execCommand){
144 if ((cmd = strmcopy(script_cmd)) != NULL) {
145 printf(PROXPROMPT"%s\n", cmd);
146 }
147
148 execCommand = false;
149 } else {
150 // exit after exec command
151 if (script_cmd)
152 break;
153
154 // if there is a pipe from stdin
155 if (stdinOnPipe) {
156 memset(script_cmd_buf, 0, sizeof(script_cmd_buf));
157 if (!fgets(script_cmd_buf, sizeof(script_cmd_buf), stdin)) {
158 printf("\nStdin end. Exit...\n");
159 break;
160 }
161 strcleanrn(script_cmd_buf, sizeof(script_cmd_buf));
162
163 if ((cmd = strmcopy(script_cmd_buf)) != NULL) {
164 printf(PROXPROMPT"%s\n", cmd);
165 }
166
167 } else {
168 // read command from command prompt
169 cmd = readline(PROXPROMPT);
170 }
171 }
172 }
173
174 // execute command
175 if (cmd) {
176
177 while(cmd[strlen(cmd) - 1] == ' ')
178 cmd[strlen(cmd) - 1] = 0x00;
179
180 if (cmd[0] != 0x00) {
181 int ret = CommandReceived(cmd);
182 add_history(cmd);
183 if (ret == 99) { // exit or quit
184 break;
185 }
186 }
187 free(cmd);
188 cmd = NULL;
189 } else {
190 printf("\n");
191 break;
192 }
193 }
194
195 write_history(".history");
196
197 if (usb_present) {
198 rarg.run = 0;
199 pthread_join(reader_thread, NULL);
200 }
201
202 if (script_file) {
203 fclose(script_file);
204 script_file = NULL;
205 }
206 }
207
208 static void dumpAllHelp(int markdown)
209 {
210 printf("\n%sProxmark3 command dump%s\n\n",markdown?"# ":"",markdown?"":"\n======================");
211 printf("Some commands are available only if a Proxmark is actually connected.%s\n",markdown?" ":"");
212 printf("Check column \"offline\" for their availability.\n");
213 printf("\n");
214 command_t *cmds = getTopLevelCommandTable();
215 dumpCommandsRecursive(cmds, markdown);
216 }
217
218 static char *my_executable_path = NULL;
219 static char *my_executable_directory = NULL;
220
221 const char *get_my_executable_path(void)
222 {
223 return my_executable_path;
224 }
225
226 const char *get_my_executable_directory(void)
227 {
228 return my_executable_directory;
229 }
230
231 static void set_my_executable_path(void)
232 {
233 int path_length = wai_getExecutablePath(NULL, 0, NULL);
234 if (path_length != -1) {
235 my_executable_path = (char*)malloc(path_length + 1);
236 int dirname_length = 0;
237 if (wai_getExecutablePath(my_executable_path, path_length, &dirname_length) != -1) {
238 my_executable_path[path_length] = '\0';
239 my_executable_directory = (char *)malloc(dirname_length + 2);
240 strncpy(my_executable_directory, my_executable_path, dirname_length+1);
241 my_executable_directory[dirname_length+1] = '\0';
242 }
243 }
244 }
245
246 static void show_help(bool showFullHelp, char *command_line){
247 printf("syntax: %s <port> [-h|-help|-m|-f|-flush|-w|-wait|-c|-command|-l|-lua] [cmd_script_file_name] [command][lua_script_name]\n", command_line);
248 printf("\tLinux example:'%s /dev/ttyACM0'\n", command_line);
249 printf("\tWindows example:'%s com3'\n\n", command_line);
250
251 if (showFullHelp){
252 printf("help: <-h|-help> Dump all interactive command's help at once.\n");
253 printf("\t%s -h\n\n", command_line);
254 printf("markdown: <-m> Dump all interactive help at once in markdown syntax\n");
255 printf("\t%s -m\n\n", command_line);
256 printf("flush: <-f|-flush> Output will be flushed after every print.\n");
257 printf("\t%s -f\n\n", command_line);
258 printf("wait: <-w|-wait> 20sec waiting the serial port to appear in the OS\n");
259 printf("\t%s "SERIAL_PORT_H" -w\n\n", command_line);
260 printf("script: A script file with one proxmark3 command per line.\n\n");
261 printf("command: <-c|-command> Execute one proxmark3 command.\n");
262 printf("\t%s "SERIAL_PORT_H" -c \"hf mf chk 1* ?\"\n", command_line);
263 printf("\t%s "SERIAL_PORT_H" -command \"hf mf nested 1 *\"\n\n", command_line);
264 printf("lua: <-l|-lua> Execute lua script.\n");
265 printf("\t%s "SERIAL_PORT_H" -l hf_read\n\n", command_line);
266 }
267 }
268
269 int main(int argc, char* argv[]) {
270 srand(time(0));
271
272 bool usb_present = false;
273 bool waitCOMPort = false;
274 bool executeCommand = false;
275 bool addLuaExec = false;
276 char *script_cmds_file = NULL;
277 char *script_cmd = NULL;
278
279 if (argc < 2) {
280 show_help(true, argv[0]);
281 return 1;
282 }
283
284 for (int i = 1; i < argc; i++) {
285 if (strcmp(argv[i], "-h") == 0 || strcmp(argv[i],"-help") == 0) {
286 show_help(false, argv[0]);
287 dumpAllHelp(0);
288 return 0;
289 }
290
291 if (strcmp(argv[i], "-m") == 0) {
292 dumpAllHelp(1);
293 return 0;
294 }
295
296 if(strcmp(argv[i],"-f") == 0 || strcmp(argv[i],"-flush") == 0){
297 printf("Output will be flushed after every print.\n");
298 flushAfterWrite = 1;
299 }
300
301 if(strcmp(argv[i],"-w") == 0 || strcmp(argv[i],"-wait") == 0){
302 waitCOMPort = true;
303 }
304
305 if(strcmp(argv[i],"-c") == 0 || strcmp(argv[i],"-command") == 0){
306 executeCommand = true;
307 }
308
309 if(strcmp(argv[i],"-l") == 0 || strcmp(argv[i],"-lua") == 0){
310 executeCommand = true;
311 addLuaExec = true;
312 }
313 }
314
315 // If the user passed the filename of the 'script' to execute, get it from last parameter
316 if (argc > 2 && argv[argc - 1] && argv[argc - 1][0] != '-') {
317 if (executeCommand){
318 script_cmd = argv[argc - 1];
319
320 while(script_cmd[strlen(script_cmd) - 1] == ' ')
321 script_cmd[strlen(script_cmd) - 1] = 0x00;
322
323 if (strlen(script_cmd) == 0) {
324 script_cmd = NULL;
325 } else {
326 if (addLuaExec){
327 // add "script run " to command
328 char *ctmp = NULL;
329 int len = strlen(script_cmd) + 11 + 1;
330 if ((ctmp = (char*) malloc(len)) != NULL) {
331 memset(ctmp, 0, len);
332 strcpy(ctmp, "script run ");
333 strcpy(&ctmp[11], script_cmd);
334 script_cmd = ctmp;
335 }
336 }
337
338 printf("Execute command from commandline: %s\n", script_cmd);
339 }
340 } else {
341 script_cmds_file = argv[argc - 1];
342 }
343 }
344
345 // check command
346 if (executeCommand && (!script_cmd || strlen(script_cmd) == 0)){
347 printf("ERROR: execute command: command not found.\n");
348 return 2;
349 }
350
351 // set global variables
352 set_my_executable_path();
353
354 // open uart
355 if (!waitCOMPort) {
356 sp = uart_open(argv[1]);
357 } else {
358 printf("Waiting for Proxmark to appear on %s ", argv[1]);
359 int openCount = 0;
360 do {
361 sp = uart_open(argv[1]);
362 msleep(1000);
363 printf(".");
364 } while(++openCount < 20 && (sp == INVALID_SERIAL_PORT || sp == CLAIMED_SERIAL_PORT));
365 printf("\n");
366 }
367
368 // check result of uart opening
369 if (sp == INVALID_SERIAL_PORT) {
370 printf("ERROR: invalid serial port\n");
371 usb_present = false;
372 offline = 1;
373 } else if (sp == CLAIMED_SERIAL_PORT) {
374 printf("ERROR: serial port is claimed by another process\n");
375 usb_present = false;
376 offline = 1;
377 } else {
378 usb_present = true;
379 offline = 0;
380 }
381
382 // create a mutex to avoid interlacing print commands from our different threads
383 pthread_mutex_init(&print_lock, NULL);
384
385 #ifdef HAVE_GUI
386 #ifdef _WIN32
387 InitGraphics(argc, argv, script_cmds_file, script_cmd, usb_present);
388 MainGraphics();
389 #else
390 char* display = getenv("DISPLAY");
391
392 if (display && strlen(display) > 1)
393 {
394 InitGraphics(argc, argv, script_cmds_file, script_cmd, usb_present);
395 MainGraphics();
396 }
397 else
398 {
399 main_loop(script_cmds_file, script_cmd, usb_present);
400 }
401 #endif
402 #else
403 main_loop(script_cmds_file, script_cmd, usb_present);
404 #endif
405
406 // Clean up the port
407 if (usb_present) {
408 uart_close(sp);
409 }
410
411 // clean up mutex
412 pthread_mutex_destroy(&print_lock);
413
414 exit(0);
415 }
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