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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
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 showBanner(void){
69 // printf("██████╗ ███╗ ███╗ ████╗ ...Iceman fork\n");
70 // printf("██╔══██╗████╗ ████║ ══█║\n");
71 // printf("██████╔╝██╔████╔██║ ████╔╝\n");
72 // printf("██╔═══╝ ██║╚██╔╝██║ ══█║ iceman@icesql.net\n");
73 // printf("██║ ██║ ╚═╝ ██║ ████╔╝ https://github.com/iceman1001/proxmark3\n");
74 // printf("╚═╝ ╚═╝ ╚═╝ ╚═══╝v1.6.4\n");
75 // }
76
77
78 static void *uart_receiver(void *targ) {
79 struct receiver_arg *arg = (struct receiver_arg*)targ;
80 size_t rxlen;
81 size_t cmd_count;
82
83 while (arg->run) {
84
85 rxlen = sizeof(UsbCommand);
86
87 if (uart_receive(sp, prx, &rxlen)) {
88 prx += rxlen;
89 if (((prx-rx) % sizeof(UsbCommand)) != 0)
90 continue;
91
92 cmd_count = (prx-rx) / sizeof(UsbCommand);
93
94 for (size_t i = 0; i < cmd_count; i++)
95 UsbCommandReceived((UsbCommand*)( rx + ( i * sizeof(UsbCommand))));
96
97 }
98 prx = rx;
99
100 if (txcmd_pending) {
101 if ( !uart_send(sp, (byte_t*) &txcmd, sizeof(UsbCommand))) {
102 PrintAndLog("Sending bytes to proxmark failed");
103 }
104 txcmd_pending = false;
105 }
106 }
107 pthread_exit(NULL);
108 return NULL;
109 }
110
111 static void *main_loop(void *targ) {
112 struct main_loop_arg *arg = (struct main_loop_arg*)targ;
113 struct receiver_arg rarg;
114 char *cmd = NULL;
115 pthread_t reader_thread;
116
117 if (arg->usb_present == 1) {
118 rarg.run = 1;
119 pthread_create(&reader_thread, NULL, &uart_receiver, &rarg);
120 // cache Version information now:
121 CmdVersion(NULL);
122 }
123
124 FILE *script_file = NULL;
125 char script_cmd_buf[256] = {0x00}; // iceman, needs lua script the same file_path_buffer as the rest
126
127 if (arg->script_cmds_file) {
128 script_file = fopen(arg->script_cmds_file, "r");
129
130 if (script_file)
131 printf("using 'scripting' commands file %s\n", arg->script_cmds_file);
132 }
133
134 read_history(".history");
135
136 while(1) {
137
138 // If there is a script file
139 if (script_file) {
140
141 if (!fgets(script_cmd_buf, sizeof(script_cmd_buf), script_file)) {
142 fclose(script_file);
143 script_file = NULL;
144 } else {
145 char *nl;
146 nl = strrchr(script_cmd_buf, '\r');
147 if (nl)
148 *nl = '\0';
149
150 nl = strrchr(script_cmd_buf, '\n');
151
152 if (nl)
153 *nl = '\0';
154
155 int newlen = strlen(script_cmd_buf);
156 if ((cmd = (char*) malloc( newlen + 1)) != NULL) {
157 memset(cmd, 0x00, newlen);
158 strcpy(cmd, script_cmd_buf);
159 printf("%s\n", cmd);
160 }
161 }
162 } else {
163 cmd = readline(PROXPROMPT);
164 }
165
166 // this one should pick up all non-null cmd...
167 // why is there a
168 if (cmd) {
169 if (strlen(cmd) > 0) {
170 while(cmd[strlen(cmd) - 1] == ' ')
171 cmd[strlen(cmd) - 1] = 0x00;
172 }
173
174 if (cmd[0] != 0x00) {
175 int ret = CommandReceived(cmd);
176 add_history(cmd);
177
178 // exit or quit
179 if (ret == 99)
180 break;
181 }
182 free(cmd);
183 cmd = 0;
184 } else {
185 printf("\n");
186 break;
187 }
188 }
189
190 if (script_file) {
191 fclose(script_file);
192 script_file = NULL;
193 }
194
195 write_history(".history");
196
197 free(cmd);
198 cmd = 0;
199
200 if (arg->usb_present == 1) {
201 rarg.run = 0;
202 pthread_join(reader_thread, NULL);
203 }
204
205 ExitGraphics();
206 pthread_exit(NULL);
207 return NULL;
208 }
209
210 static void dumpAllHelp(int markdown)
211 {
212 printf("\n%sProxmark3 command dump%s\n\n",markdown?"# ":"",markdown?"":"\n======================");
213 printf("Some commands are available only if a Proxmark is actually connected.%s\n",markdown?" ":"");
214 printf("Check column \"offline\" for their availability.\n");
215 printf("\n");
216 command_t *cmds = getTopLevelCommandTable();
217 dumpCommandsRecursive(cmds, markdown);
218 }
219
220 int main(int argc, char* argv[]) {
221 srand(time(0));
222
223 if (argc < 2) {
224 printf("syntax: %s <port>\n\n",argv[0]);
225 printf("\tLinux example:'%s /dev/ttyACM0'\n\n", argv[0]);
226 printf("help: %s -h\n\n", argv[0]);
227 printf("\tDump all interactive help at once\n");
228 printf("markdown: %s -m\n\n", argv[0]);
229 printf("\tDump all interactive help at once in markdown syntax\n");
230 return 1;
231 }
232 if (strcmp(argv[1], "-h") == 0) {
233 printf("syntax: %s <port>\n\n",argv[0]);
234 printf("\tLinux example:'%s /dev/ttyACM0'\n\n", argv[0]);
235 dumpAllHelp(0);
236 return 0;
237 }
238 if (strcmp(argv[1], "-m") == 0) {
239 dumpAllHelp(1);
240 return 0;
241 }
242 // Make sure to initialize
243 struct main_loop_arg marg = {
244 .usb_present = 0,
245 .script_cmds_file = NULL
246 };
247
248 pthread_t main_loop_threat;
249
250 sp = uart_open(argv[1]);
251 if (sp == INVALID_SERIAL_PORT) {
252 printf("ERROR: invalid serial port\n");
253 marg.usb_present = 0;
254 offline = 1;
255 } else if (sp == CLAIMED_SERIAL_PORT) {
256 printf("ERROR: serial port is claimed by another process\n");
257 marg.usb_present = 0;
258 offline = 1;
259 } else {
260 marg.usb_present = 1;
261 offline = 0;
262 }
263
264 // If the user passed the filename of the 'script' to execute, get it
265 if (argc > 2 && argv[2]) {
266 if (argv[2][0] == 'f' && //buzzy, if a word 'flush' passed, flush the output after every log entry.
267 argv[2][1] == 'l' &&
268 argv[2][2] == 'u' &&
269 argv[2][3] == 's' &&
270 argv[2][4] == 'h')
271 {
272 printf("Output will be flushed after every print.\n");
273 flushAfterWrite = 1;
274 }
275 else {
276 marg.script_cmds_file = argv[2];
277 }
278 }
279
280 // create a mutex to avoid interlacing print commands from our different threads
281 pthread_mutex_init(&print_lock, NULL);
282
283 pthread_create(&main_loop_threat, NULL, &main_loop, &marg);
284 InitGraphics(argc, argv);
285
286 MainGraphics();
287
288 pthread_join(main_loop_threat, NULL);
289
290 // Clean up the port
291 if (offline == 0)
292 uart_close(sp);
293
294 // clean up mutex
295 pthread_mutex_destroy(&print_lock);
296
297 exit(0);
298 }
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