]> cvs.zerfleddert.de Git - proxmark3-svn/blob - client/proxmark3.c
fix missing terminating 0 in my_executable_directory (thanks @iceman1001).
[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 "proxgui.h"
22 #include "cmdmain.h"
23 #include "uart.h"
24 #include "ui.h"
25 #include "cmdparser.h"
26 #include "cmdhw.h"
27 #include "whereami.h"
28
29
30 // a global mutex to prevent interlaced printing from different threads
31 pthread_mutex_t print_lock;
32
33 static serial_port sp;
34 static UsbCommand txcmd;
35 volatile static bool txcmd_pending = false;
36
37 void SendCommand(UsbCommand *c) {
38 #if 0
39 printf("Sending %d bytes\n", sizeof(UsbCommand));
40 #endif
41
42 if (offline) {
43 PrintAndLog("Sending bytes to proxmark failed - offline");
44 return;
45 }
46 /**
47 The while-loop below causes hangups at times, when the pm3 unit is unresponsive
48 or disconnected. The main console thread is alive, but comm thread just spins here.
49 Not good.../holiman
50 **/
51 while(txcmd_pending);
52 txcmd = *c;
53 txcmd_pending = true;
54 }
55
56 struct receiver_arg {
57 int run;
58 };
59
60 struct main_loop_arg {
61 int usb_present;
62 char *script_cmds_file;
63 };
64
65 byte_t rx[0x1000000];
66 byte_t* prx = rx;
67
68 static void *uart_receiver(void *targ) {
69 struct receiver_arg *arg = (struct receiver_arg*)targ;
70 size_t rxlen;
71 size_t cmd_count;
72
73 while (arg->run) {
74 rxlen = sizeof(UsbCommand);
75 if (uart_receive(sp, prx, &rxlen)) {
76 prx += rxlen;
77 if (((prx-rx) % sizeof(UsbCommand)) != 0) {
78 continue;
79 }
80 cmd_count = (prx-rx) / sizeof(UsbCommand);
81
82 for (size_t i = 0; i < cmd_count; i++) {
83 UsbCommandReceived((UsbCommand*)(rx+(i*sizeof(UsbCommand))));
84 }
85 }
86 prx = rx;
87
88 if(txcmd_pending) {
89 if (!uart_send(sp, (byte_t*) &txcmd, sizeof(UsbCommand))) {
90 PrintAndLog("Sending bytes to proxmark failed");
91 }
92 txcmd_pending = false;
93 }
94 }
95
96 pthread_exit(NULL);
97 return NULL;
98 }
99
100 static void *main_loop(void *targ) {
101 struct main_loop_arg *arg = (struct main_loop_arg*)targ;
102 struct receiver_arg rarg;
103 char *cmd = NULL;
104 pthread_t reader_thread;
105
106 if (arg->usb_present == 1) {
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 *script_file = NULL;
114 char script_cmd_buf[256]; // iceman, needs lua script the same file_path_buffer as the rest
115
116 if (arg->script_cmds_file) {
117 script_file = fopen(arg->script_cmds_file, "r");
118 if (script_file) {
119 printf("using 'scripting' commands file %s\n", arg->script_cmds_file);
120 }
121 }
122
123 read_history(".history");
124
125 while(1) {
126
127 // If there is a script file
128 if (script_file)
129 {
130 if (!fgets(script_cmd_buf, sizeof(script_cmd_buf), script_file)) {
131 fclose(script_file);
132 script_file = NULL;
133 } else {
134 char *nl;
135 nl = strrchr(script_cmd_buf, '\r');
136 if (nl) *nl = '\0';
137
138 nl = strrchr(script_cmd_buf, '\n');
139 if (nl) *nl = '\0';
140
141 if ((cmd = (char*) malloc(strlen(script_cmd_buf) + 1)) != NULL) {
142 memset(cmd, 0, strlen(script_cmd_buf));
143 strcpy(cmd, script_cmd_buf);
144 printf("%s\n", cmd);
145 }
146 }
147 }
148
149 if (!script_file) {
150 cmd = readline(PROXPROMPT);
151 }
152
153 if (cmd) {
154
155 while(cmd[strlen(cmd) - 1] == ' ')
156 cmd[strlen(cmd) - 1] = 0x00;
157
158 if (cmd[0] != 0x00) {
159 int ret = CommandReceived(cmd);
160 add_history(cmd);
161 if (ret == 99) { // exit or quit
162 break;
163 }
164 }
165 free(cmd);
166 } else {
167 printf("\n");
168 break;
169 }
170 }
171
172 write_history(".history");
173
174 if (arg->usb_present == 1) {
175 rarg.run = 0;
176 pthread_join(reader_thread, NULL);
177 }
178
179 if (script_file) {
180 fclose(script_file);
181 script_file = NULL;
182 }
183
184 ExitGraphics();
185 pthread_exit(NULL);
186 return NULL;
187 }
188
189 static void dumpAllHelp(int markdown)
190 {
191 printf("\n%sProxmark3 command dump%s\n\n",markdown?"# ":"",markdown?"":"\n======================");
192 printf("Some commands are available only if a Proxmark is actually connected.%s\n",markdown?" ":"");
193 printf("Check column \"offline\" for their availability.\n");
194 printf("\n");
195 command_t *cmds = getTopLevelCommandTable();
196 dumpCommandsRecursive(cmds, markdown);
197 }
198
199 static char *my_executable_path = NULL;
200 static char *my_executable_directory = NULL;
201
202 const char *get_my_executable_path(void)
203 {
204 return my_executable_path;
205 }
206
207 const char *get_my_executable_directory(void)
208 {
209 return my_executable_directory;
210 }
211
212 static void set_my_executable_path(void)
213 {
214 int path_length = wai_getExecutablePath(NULL, 0, NULL);
215 if (path_length != -1) {
216 my_executable_path = (char*)malloc(path_length + 1);
217 int dirname_length = 0;
218 if (wai_getExecutablePath(my_executable_path, path_length, &dirname_length) != -1) {
219 my_executable_path[path_length] = '\0';
220 my_executable_directory = (char *)malloc(dirname_length + 2);
221 strncpy(my_executable_directory, my_executable_path, dirname_length+1);
222 my_executable_directory[dirname_length+1] = '\0';
223 }
224 }
225 }
226
227 int main(int argc, char* argv[]) {
228 srand(time(0));
229
230 if (argc < 2) {
231 printf("syntax: %s <port>\n\n",argv[0]);
232 printf("\tLinux example:'%s /dev/ttyACM0'\n\n", argv[0]);
233 printf("help: %s -h\n\n", argv[0]);
234 printf("\tDump all interactive help at once\n");
235 printf("markdown: %s -m\n\n", argv[0]);
236 printf("\tDump all interactive help at once in markdown syntax\n");
237 return 1;
238 }
239 if (strcmp(argv[1], "-h") == 0) {
240 printf("syntax: %s <port>\n\n",argv[0]);
241 printf("\tLinux example:'%s /dev/ttyACM0'\n\n", argv[0]);
242 dumpAllHelp(0);
243 return 0;
244 }
245 if (strcmp(argv[1], "-m") == 0) {
246 dumpAllHelp(1);
247 return 0;
248 }
249
250 set_my_executable_path();
251
252 // Make sure to initialize
253 struct main_loop_arg marg = {
254 .usb_present = 0,
255 .script_cmds_file = NULL
256 };
257 pthread_t main_loop_threat;
258
259
260 sp = uart_open(argv[1]);
261 if (sp == INVALID_SERIAL_PORT) {
262 printf("ERROR: invalid serial port\n");
263 marg.usb_present = 0;
264 offline = 1;
265 } else if (sp == CLAIMED_SERIAL_PORT) {
266 printf("ERROR: serial port is claimed by another process\n");
267 marg.usb_present = 0;
268 offline = 1;
269 } else {
270 marg.usb_present = 1;
271 offline = 0;
272 }
273
274 // If the user passed the filename of the 'script' to execute, get it
275 if (argc > 2 && argv[2]) {
276 if (argv[2][0] == 'f' && //buzzy, if a word 'flush' passed, flush the output after every log entry.
277 argv[2][1] == 'l' &&
278 argv[2][2] == 'u' &&
279 argv[2][3] == 's' &&
280 argv[2][4] == 'h')
281 {
282 printf("Output will be flushed after every print.\n");
283 flushAfterWrite = 1;
284 }
285 else
286 marg.script_cmds_file = argv[2];
287 }
288
289 // create a mutex to avoid interlacing print commands from our different threads
290 pthread_mutex_init(&print_lock, NULL);
291
292 pthread_create(&main_loop_threat, NULL, &main_loop, &marg);
293 InitGraphics(argc, argv);
294
295 MainGraphics();
296
297 pthread_join(main_loop_threat, NULL);
298
299 // Clean up the port
300 if (offline == 0) {
301 uart_close(sp);
302 }
303
304 // clean up mutex
305 pthread_mutex_destroy(&print_lock);
306
307 exit(0);
308 }
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