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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 "cmdmain.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 | } | |
109 | ||
110 | FILE *script_file = NULL; | |
111 | char script_cmd_buf[256]; // iceman, needs lua script the same file_path_buffer as the rest | |
112 | ||
113 | if (arg->script_cmds_file) { | |
114 | script_file = fopen(arg->script_cmds_file, "r"); | |
115 | if (script_file) { | |
116 | printf("using 'scripting' commands file %s\n", arg->script_cmds_file); | |
117 | } | |
118 | } | |
119 | ||
120 | read_history(".history"); | |
121 | ||
122 | while(1) { | |
123 | ||
124 | // If there is a script file | |
125 | if (script_file) | |
126 | { | |
127 | if (!fgets(script_cmd_buf, sizeof(script_cmd_buf), script_file)) { | |
128 | fclose(script_file); | |
129 | script_file = NULL; | |
130 | } else { | |
131 | char *nl; | |
132 | nl = strrchr(script_cmd_buf, '\r'); | |
133 | if (nl) *nl = '\0'; | |
134 | ||
135 | nl = strrchr(script_cmd_buf, '\n'); | |
136 | if (nl) *nl = '\0'; | |
137 | ||
138 | if ((cmd = (char*) malloc(strlen(script_cmd_buf) + 1)) != NULL) { | |
139 | memset(cmd, 0, strlen(script_cmd_buf)); | |
140 | strcpy(cmd, script_cmd_buf); | |
141 | printf("%s\n", cmd); | |
142 | } | |
143 | } | |
144 | } | |
145 | ||
146 | if (!script_file) { | |
147 | PrintAndLog("FOO!!"); | |
148 | cmd = readline(PROXPROMPT); | |
149 | PrintAndLog("BAR!!"); | |
150 | } | |
151 | ||
152 | PrintAndLog("SNAFU!!"); | |
153 | if (cmd) { | |
154 | ||
155 | while(cmd[strlen(cmd) - 1] == ' ') | |
156 | cmd[strlen(cmd) - 1] = 0x00; | |
157 | ||
158 | if (cmd[0] != 0x00) { | |
159 | if (strncmp(cmd, "quit", 4) == 0) { | |
160 | exit(0); | |
161 | break; | |
162 | } | |
163 | CommandReceived(cmd); | |
164 | add_history(cmd); | |
165 | } | |
166 | free(cmd); | |
167 | } else { | |
168 | printf("\n"); | |
169 | break; | |
170 | } | |
171 | } | |
172 | ||
173 | write_history(".history"); | |
174 | ||
175 | if (arg->usb_present == 1) { | |
176 | rarg.run = 0; | |
177 | pthread_join(reader_thread, NULL); | |
178 | } | |
179 | ||
180 | if (script_file) { | |
181 | fclose(script_file); | |
182 | script_file = NULL; | |
183 | } | |
184 | ||
185 | ExitGraphics(); | |
186 | pthread_exit(NULL); | |
187 | return NULL; | |
188 | } | |
189 | ||
190 | static void dumpAllHelp(int markdown) | |
191 | { | |
192 | printf("\n%sProxmark3 command dump%s\n\n",markdown?"# ":"",markdown?"":"\n======================"); | |
193 | printf("Some commands are available only if a Proxmark is actually connected.%s\n",markdown?" ":""); | |
194 | printf("Check column \"offline\" for their availability.\n"); | |
195 | printf("\n"); | |
196 | command_t *cmds = getTopLevelCommandTable(); | |
197 | dumpCommandsRecursive(cmds, markdown); | |
198 | } | |
199 | ||
200 | int main(int argc, char* argv[]) { | |
201 | srand(time(0)); | |
202 | ||
203 | if (argc < 2) { | |
204 | printf("syntax: %s <port>\n\n",argv[0]); | |
205 | printf("\tLinux example:'%s /dev/ttyACM0'\n\n", argv[0]); | |
206 | printf("help: %s -h\n\n", argv[0]); | |
207 | printf("\tDump all interactive help at once\n"); | |
208 | printf("markdown: %s -m\n\n", argv[0]); | |
209 | printf("\tDump all interactive help at once in markdown syntax\n"); | |
210 | return 1; | |
211 | } | |
212 | if (strcmp(argv[1], "-h") == 0) { | |
213 | printf("syntax: %s <port>\n\n",argv[0]); | |
214 | printf("\tLinux example:'%s /dev/ttyACM0'\n\n", argv[0]); | |
215 | dumpAllHelp(0); | |
216 | return 0; | |
217 | } | |
218 | if (strcmp(argv[1], "-m") == 0) { | |
219 | dumpAllHelp(1); | |
220 | return 0; | |
221 | } | |
222 | // Make sure to initialize | |
223 | struct main_loop_arg marg = { | |
224 | .usb_present = 0, | |
225 | .script_cmds_file = NULL | |
226 | }; | |
227 | pthread_t main_loop_t; | |
228 | ||
229 | ||
230 | sp = uart_open(argv[1]); | |
231 | if (sp == INVALID_SERIAL_PORT) { | |
232 | printf("ERROR: invalid serial port\n"); | |
233 | marg.usb_present = 0; | |
234 | offline = 1; | |
235 | } else if (sp == CLAIMED_SERIAL_PORT) { | |
236 | printf("ERROR: serial port is claimed by another process\n"); | |
237 | marg.usb_present = 0; | |
238 | offline = 1; | |
239 | } else { | |
240 | marg.usb_present = 1; | |
241 | offline = 0; | |
242 | } | |
243 | ||
244 | // If the user passed the filename of the 'script' to execute, get it | |
245 | if (argc > 2 && argv[2]) { | |
246 | if (argv[2][0] == 'f' && //buzzy, if a word 'flush' passed, flush the output after every log entry. | |
247 | argv[2][1] == 'l' && | |
248 | argv[2][2] == 'u' && | |
249 | argv[2][3] == 's' && | |
250 | argv[2][4] == 'h') | |
251 | { | |
252 | printf("Output will be flushed after every print.\n"); | |
253 | flushAfterWrite = 1; | |
254 | } | |
255 | else | |
256 | marg.script_cmds_file = argv[2]; | |
257 | } | |
258 | ||
259 | // create a mutex to avoid interlacing print commands from our different threads | |
260 | pthread_mutex_init(&print_lock, NULL); | |
261 | ||
262 | pthread_create(&main_loop_t, NULL, &main_loop, &marg); | |
263 | InitGraphics(argc, argv); | |
264 | ||
265 | MainGraphics(); | |
266 | ||
267 | pthread_join(main_loop_t, NULL); | |
268 | ||
269 | // Clean up the port | |
270 | uart_close(sp); | |
271 | ||
272 | // clean up mutex | |
273 | pthread_mutex_destroy(&print_lock); | |
274 | ||
275 | return 0; | |
276 | } |