2f370308f9cb4bcb3a1d09bcd89fe414161efe6f
[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 "sleep.h"
26 #include "cmdparser.h"
27 #include "cmdhw.h"
28
29 // a global mutex to prevent interlaced printing from different threads
30 pthread_mutex_t print_lock;
31
32 static serial_port sp;
33 static UsbCommand txcmd;
34 volatile static bool txcmd_pending = false;
35
36 void SendCommand(UsbCommand *c) {
37 #if 0
38 printf("Sending %d bytes\n", sizeof(UsbCommand));
39 #endif
40
41 if (offline) {
42 PrintAndLog("Sending bytes to proxmark failed - offline");
43 return;
44 }
45 /**
46 The while-loop below causes hangups at times, when the pm3 unit is unresponsive
47 or disconnected. The main console thread is alive, but comm thread just spins here.
48 Not good.../holiman
49 **/
50 while(txcmd_pending);
51 txcmd = *c;
52 txcmd_pending = true;
53 }
54
55 struct receiver_arg {
56 int run;
57 };
58
59 struct main_loop_arg {
60 int usb_present;
61 char *script_cmds_file;
62 };
63
64 byte_t rx[0x1000000];
65 byte_t* prx = rx;
66
67 static void *uart_receiver(void *targ) {
68 struct receiver_arg *arg = (struct receiver_arg*)targ;
69 size_t rxlen;
70 size_t cmd_count;
71
72 while (arg->run) {
73 rxlen = sizeof(UsbCommand);
74 if (uart_receive(sp, prx, &rxlen)) {
75 prx += rxlen;
76 if (((prx-rx) % sizeof(UsbCommand)) != 0) {
77 continue;
78 }
79 cmd_count = (prx-rx) / sizeof(UsbCommand);
80
81 for (size_t i = 0; i < cmd_count; i++) {
82 UsbCommandReceived((UsbCommand*)(rx+(i*sizeof(UsbCommand))));
83 }
84 }
85 prx = rx;
86
87 if(txcmd_pending) {
88 if (!uart_send(sp, (byte_t*) &txcmd, sizeof(UsbCommand))) {
89 PrintAndLog("Sending bytes to proxmark failed");
90 }
91 txcmd_pending = false;
92 }
93 }
94
95 pthread_exit(NULL);
96 return NULL;
97 }
98
99 static void *main_loop(void *targ) {
100 struct main_loop_arg *arg = (struct main_loop_arg*)targ;
101 struct receiver_arg rarg;
102 char *cmd = NULL;
103 pthread_t reader_thread;
104
105 if (arg->usb_present == 1) {
106 rarg.run = 1;
107 pthread_create(&reader_thread, NULL, &uart_receiver, &rarg);
108 // cache Version information now:
109 CmdVersion(NULL);
110 }
111
112 FILE *script_file = NULL;
113 char script_cmd_buf[256]; // iceman, needs lua script the same file_path_buffer as the rest
114
115 if (arg->script_cmds_file) {
116 script_file = fopen(arg->script_cmds_file, "r");
117 if (script_file) {
118 printf("using 'scripting' commands file %s\n", arg->script_cmds_file);
119 }
120 }
121
122 read_history(".history");
123
124 while(1) {
125
126 // If there is a script file
127 if (script_file)
128 {
129 if (!fgets(script_cmd_buf, sizeof(script_cmd_buf), script_file)) {
130 fclose(script_file);
131 script_file = NULL;
132 } else {
133 char *nl;
134 nl = strrchr(script_cmd_buf, '\r');
135 if (nl) *nl = '\0';
136
137 nl = strrchr(script_cmd_buf, '\n');
138 if (nl) *nl = '\0';
139
140 if ((cmd = (char*) malloc(strlen(script_cmd_buf) + 1)) != NULL) {
141 memset(cmd, 0, strlen(script_cmd_buf));
142 strcpy(cmd, script_cmd_buf);
143 printf("%s\n", cmd);
144 }
145 }
146 }
147
148 if (!script_file) {
149 cmd = readline(PROXPROMPT);
150 }
151
152 if (cmd) {
153
154 while(cmd[strlen(cmd) - 1] == ' ')
155 cmd[strlen(cmd) - 1] = 0x00;
156
157 if (cmd[0] != 0x00) {
158 if (strncmp(cmd, "quit", 4) == 0) {
159 exit(0);
160 break;
161 }
162 CommandReceived(cmd);
163 add_history(cmd);
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 int main(int argc, char* argv[]) {
200 srand(time(0));
201
202 if (argc < 2) {
203 printf("syntax: %s <port>\n\n",argv[0]);
204 printf("\tLinux example:'%s /dev/ttyACM0'\n\n", argv[0]);
205 printf("help: %s -h\n\n", argv[0]);
206 printf("\tDump all interactive help at once\n");
207 printf("markdown: %s -m\n\n", argv[0]);
208 printf("\tDump all interactive help at once in markdown syntax\n");
209 return 1;
210 }
211 if (strcmp(argv[1], "-h") == 0) {
212 printf("syntax: %s <port>\n\n",argv[0]);
213 printf("\tLinux example:'%s /dev/ttyACM0'\n\n", argv[0]);
214 dumpAllHelp(0);
215 return 0;
216 }
217 if (strcmp(argv[1], "-m") == 0) {
218 dumpAllHelp(1);
219 return 0;
220 }
221 // Make sure to initialize
222 struct main_loop_arg marg = {
223 .usb_present = 0,
224 .script_cmds_file = NULL
225 };
226 pthread_t main_loop_t;
227
228
229 sp = uart_open(argv[1]);
230 if (sp == INVALID_SERIAL_PORT) {
231 printf("ERROR: invalid serial port\n");
232 marg.usb_present = 0;
233 offline = 1;
234 } else if (sp == CLAIMED_SERIAL_PORT) {
235 printf("ERROR: serial port is claimed by another process\n");
236 marg.usb_present = 0;
237 offline = 1;
238 } else {
239 marg.usb_present = 1;
240 offline = 0;
241 }
242
243 // If the user passed the filename of the 'script' to execute, get it
244 if (argc > 2 && argv[2]) {
245 if (argv[2][0] == 'f' && //buzzy, if a word 'flush' passed, flush the output after every log entry.
246 argv[2][1] == 'l' &&
247 argv[2][2] == 'u' &&
248 argv[2][3] == 's' &&
249 argv[2][4] == 'h')
250 {
251 printf("Output will be flushed after every print.\n");
252 flushAfterWrite = 1;
253 }
254 else
255 marg.script_cmds_file = argv[2];
256 }
257
258 // create a mutex to avoid interlacing print commands from our different threads
259 pthread_mutex_init(&print_lock, NULL);
260
261 pthread_create(&main_loop_t, NULL, &main_loop, &marg);
262 InitGraphics(argc, argv);
263
264 MainGraphics();
265
266 pthread_join(main_loop_t, NULL);
267
268 // Clean up the port
269 uart_close(sp);
270
271 // clean up mutex
272 pthread_mutex_destroy(&print_lock);
273
274 return 0;
275 }
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