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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 //#include "proxusb.h"
20 #include "proxmark3.h"
21 #include "proxgui.h"
22 #include "cmdmain.h"
23 #include "uart.h"
24 #include "messages.h"
25 #include "ui.h"
26
27 static serial_port sp;
28 static UsbCommand txcmd;
29 static bool txcmd_pending = false;
30
31 void SendCommand(UsbCommand *c) {
32 #if 0
33 printf("Sending %d bytes\n", sizeof(UsbCommand));
34 #endif
35 /*
36 if (txcmd_pending) {
37 ERR("Sending command failed, previous command is still pending");
38 }
39 */
40 while(txcmd_pending);
41 txcmd = *c;
42 txcmd_pending = true;
43 }
44
45 struct receiver_arg {
46 int run;
47 };
48
49 struct main_loop_arg {
50 int usb_present;
51 char *script_cmds_file;
52 };
53
54 //static void *usb_receiver(void *targ) {
55 // struct receiver_arg *arg = (struct receiver_arg*)targ;
56 // UsbCommand cmdbuf;
57 //
58 // while (arg->run) {
59 // if (ReceiveCommandPoll(&cmdbuf)) {
60 // UsbCommandReceived(&cmdbuf);
61 // fflush(NULL);
62 // }
63 // }
64 //
65 // pthread_exit(NULL);
66 // return NULL;
67 //}
68
69 byte_t rx[0x1000000];
70 byte_t* prx = rx;
71
72 static void *uart_receiver(void *targ) {
73 struct receiver_arg *arg = (struct receiver_arg*)targ;
74 size_t rxlen;
75 size_t cmd_count;
76
77 while (arg->run) {
78 rxlen = sizeof(UsbCommand);
79 if (uart_receive(sp,prx,&rxlen)) {
80 prx += rxlen;
81 if (((prx-rx) % sizeof(UsbCommand)) != 0) {
82 continue;
83 }
84 cmd_count = (prx-rx) / sizeof(UsbCommand);
85 // printf("received %d bytes, which represents %d commands\n",(prx-rx), cmd_count);
86 for (size_t i=0; i<cmd_count; i++) {
87 UsbCommandReceived((UsbCommand*)(rx+(i*sizeof(UsbCommand))));
88 }
89 }
90 prx = rx;
91
92 if(txcmd_pending) {
93 if (!uart_send(sp,(byte_t*)&txcmd,sizeof(UsbCommand))) {
94 PrintAndLog("Sending bytes to proxmark failed");
95 }
96 txcmd_pending = false;
97 }
98 }
99
100 pthread_exit(NULL);
101 return NULL;
102 }
103
104 static void *main_loop(void *targ) {
105 struct main_loop_arg *arg = (struct main_loop_arg*)targ;
106 struct receiver_arg rarg;
107 char *cmd = NULL;
108 pthread_t reader_thread;
109
110 if (arg->usb_present == 1) {
111 rarg.run=1;
112 // pthread_create(&reader_thread, NULL, &usb_receiver, &rarg);
113 pthread_create(&reader_thread, NULL, &uart_receiver, &rarg);
114 }
115
116 FILE *script_file = NULL;
117 char script_cmd_buf[256];
118
119 if (arg->script_cmds_file)
120 {
121 script_file = fopen(arg->script_cmds_file, "r");
122 if (script_file)
123 {
124 printf("using 'scripting' commands file %s\n", arg->script_cmds_file);
125 }
126 }
127
128 read_history(".history");
129 while(1)
130 {
131 // If there is a script file
132 if (script_file)
133 {
134 if (!fgets(script_cmd_buf, sizeof(script_cmd_buf), script_file))
135 {
136 fclose(script_file);
137 script_file = NULL;
138 }
139 else
140 {
141 char *nl;
142 nl = strrchr(script_cmd_buf, '\r');
143 if (nl) *nl = '\0';
144 nl = strrchr(script_cmd_buf, '\n');
145 if (nl) *nl = '\0';
146
147 if ((cmd = (char*) malloc(strlen(script_cmd_buf) + 1)) != NULL)
148 {
149 memset(cmd, 0, strlen(script_cmd_buf));
150 strcpy(cmd, script_cmd_buf);
151 printf("%s\n", cmd);
152 }
153 }
154 }
155
156 if (!script_file)
157 {
158 cmd = readline(PROXPROMPT);
159 }
160
161 if (cmd) {
162 while(cmd[strlen(cmd) - 1] == ' ')
163 cmd[strlen(cmd) - 1] = 0x00;
164
165 if (cmd[0] != 0x00) {
166 if (strncmp(cmd, "quit", 4) == 0) {
167 break;
168 }
169
170 CommandReceived(cmd);
171 add_history(cmd);
172 }
173 free(cmd);
174 } else {
175 printf("\n");
176 break;
177 }
178 }
179
180 write_history(".history");
181
182 if (arg->usb_present == 1) {
183 rarg.run = 0;
184 pthread_join(reader_thread, NULL);
185 }
186
187 if (script_file)
188 {
189 fclose(script_file);
190 script_file = NULL;
191 }
192
193 ExitGraphics();
194 pthread_exit(NULL);
195 return NULL;
196 }
197
198 int main(int argc, char* argv[]) {
199 srand(time(0));
200
201 if (argc < 2) {
202 printf("syntax: %s <port>\n\n",argv[0]);
203 return 1;
204 }
205
206 // Make sure to initialize
207 struct main_loop_arg marg = {
208 .usb_present = 0,
209 .script_cmds_file = NULL
210 };
211 pthread_t main_loop_t;
212
213 /*
214 usb_init();
215 if (!OpenProxmark(1)) {
216 fprintf(stderr,"PROXMARK3: NOT FOUND!\n");
217 marg.usb_present = 0;
218 offline = 1;
219 } else {
220 marg.usb_present = 1;
221 offline = 0;
222 }
223 */
224 sp = uart_open(argv[1]);
225 if (sp == INVALID_SERIAL_PORT) {
226 printf("ERROR: invalid serial port\n");
227 marg.usb_present = 0;
228 offline = 1;
229 } else {
230 marg.usb_present = 1;
231 offline = 0;
232 }
233
234 // If the user passed the filename of the 'script' to execute, get it
235 if (argc > 2 && argv[2]) {
236 marg.script_cmds_file = argv[2];
237 }
238
239 pthread_create(&main_loop_t, NULL, &main_loop, &marg);
240 InitGraphics(argc, argv);
241
242 MainGraphics();
243
244 pthread_join(main_loop_t, NULL);
245
246 // if (marg.usb_present == 1) {
247 // CloseProxmark();
248 // }
249
250 // Clean up the port
251 uart_close(sp);
252
253 return 0;
254 }
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