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a553f267 1//-----------------------------------------------------------------------------
212ef3a0 2// Copyright (C) 2009 Michael Gernoth <michael at gernoth.net>
a553f267 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
6658905f 12#include <stdio.h>
590f8ff9 13#include <stdlib.h>
6658905f 14#include <string.h>
7fe9b0b7 15#include <pthread.h>
8556b852 16#include <unistd.h>
6658905f 17#include <readline/readline.h>
18#include <readline/history.h>
10403a6a 19
6658905f 20#include "proxmark3.h"
21#include "proxgui.h"
7fe9b0b7 22#include "cmdmain.h"
902cb3c0 23#include "uart.h"
902cb3c0 24#include "ui.h"
759c16b3 25#include "sleep.h"
57c69556 26#include "cmdparser.h"
9783989b 27#include "cmdhw.h"
902cb3c0 28
9492e0b0 29// a global mutex to prevent interlaced printing from different threads
30pthread_mutex_t print_lock;
31
902cb3c0 32static serial_port sp;
f0ba6342 33static UsbCommand txcmd;
c3385024 34volatile static bool txcmd_pending = false;
902cb3c0 35
36void SendCommand(UsbCommand *c) {
9484ff3d 37 #if 0
902cb3c0 38 printf("Sending %d bytes\n", sizeof(UsbCommand));
9484ff3d 39 #endif
14edfd09 40
41 if (offline) {
da9d456e 42 PrintAndLog("Sending bytes to proxmark failed - offline");
43 return;
44 }
07976a25 45 /**
72e930ef 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 **/
f0ba6342 50 while(txcmd_pending);
51 txcmd = *c;
52 txcmd_pending = true;
902cb3c0 53}
6658905f 54
902cb3c0 55struct receiver_arg {
7fe9b0b7 56 int run;
6658905f 57};
58
902cb3c0 59struct main_loop_arg {
7fe9b0b7 60 int usb_present;
1f947c4b 61 char *script_cmds_file;
a60612db 62};
63
902cb3c0 64byte_t rx[0x1000000];
fe7bfa78 65byte_t* prx = rx;
902cb3c0 66
67static void *uart_receiver(void *targ) {
68 struct receiver_arg *arg = (struct receiver_arg*)targ;
69 size_t rxlen;
70 size_t cmd_count;
9484ff3d 71
7fe9b0b7 72 while (arg->run) {
af65f5f7 73 rxlen = sizeof(UsbCommand);
9484ff3d 74 if (uart_receive(sp, prx, &rxlen)) {
fe7bfa78 75 prx += rxlen;
76 if (((prx-rx) % sizeof(UsbCommand)) != 0) {
902cb3c0 77 continue;
78 }
fe7bfa78 79 cmd_count = (prx-rx) / sizeof(UsbCommand);
14edfd09 80
9484ff3d 81 for (size_t i = 0; i < cmd_count; i++) {
902cb3c0 82 UsbCommandReceived((UsbCommand*)(rx+(i*sizeof(UsbCommand))));
83 }
7fe9b0b7 84 }
fe7bfa78 85 prx = rx;
9484ff3d 86
f0ba6342 87 if(txcmd_pending) {
9484ff3d 88 if (!uart_send(sp, (byte_t*) &txcmd, sizeof(UsbCommand))) {
f0ba6342 89 PrintAndLog("Sending bytes to proxmark failed");
90 }
91 txcmd_pending = false;
92 }
7fe9b0b7 93 }
9484ff3d 94
7fe9b0b7 95 pthread_exit(NULL);
4cd41f34 96 return NULL;
6658905f 97}
98
902cb3c0 99static 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) {
9484ff3d 106 rarg.run = 1;
902cb3c0 107 pthread_create(&reader_thread, NULL, &uart_receiver, &rarg);
9783989b 108 // cache Version information now:
109 CmdVersion(NULL);
902cb3c0 110 }
9484ff3d 111
902cb3c0 112 FILE *script_file = NULL;
9484ff3d 113 char script_cmd_buf[256]; // iceman, needs lua script the same file_path_buffer as the rest
114
14edfd09 115 if (arg->script_cmds_file) {
902cb3c0 116 script_file = fopen(arg->script_cmds_file, "r");
14edfd09 117 if (script_file) {
902cb3c0 118 printf("using 'scripting' commands file %s\n", arg->script_cmds_file);
1f947c4b 119 }
902cb3c0 120 }
7fe9b0b7 121
8556b852 122 read_history(".history");
14edfd09 123
124 while(1) {
125
902cb3c0 126 // If there is a script file
127 if (script_file)
128 {
14edfd09 129 if (!fgets(script_cmd_buf, sizeof(script_cmd_buf), script_file)) {
902cb3c0 130 fclose(script_file);
131 script_file = NULL;
14edfd09 132 } else {
902cb3c0 133 char *nl;
134 nl = strrchr(script_cmd_buf, '\r');
135 if (nl) *nl = '\0';
1d660bb9 136
902cb3c0 137 nl = strrchr(script_cmd_buf, '\n');
138 if (nl) *nl = '\0';
9484ff3d 139
14edfd09 140 if ((cmd = (char*) malloc(strlen(script_cmd_buf) + 1)) != NULL) {
902cb3c0 141 memset(cmd, 0, strlen(script_cmd_buf));
142 strcpy(cmd, script_cmd_buf);
143 printf("%s\n", cmd);
144 }
145 }
146 }
1f947c4b 147
14edfd09 148 if (!script_file) {
902cb3c0 149 cmd = readline(PROXPROMPT);
1f947c4b 150 }
151
8556b852 152 if (cmd) {
14edfd09 153
8556b852 154 while(cmd[strlen(cmd) - 1] == ' ')
902cb3c0 155 cmd[strlen(cmd) - 1] = 0x00;
8556b852
M
156
157 if (cmd[0] != 0x00) {
cc3c0a51 158 int ret = CommandReceived(cmd);
159 add_history(cmd);
160 if (ret == 99) { // exit or quit
8556b852
M
161 break;
162 }
8556b852
M
163 }
164 free(cmd);
165 } else {
166 printf("\n");
167 break;
168 }
169 }
902cb3c0 170
51969283 171 write_history(".history");
902cb3c0 172
173 if (arg->usb_present == 1) {
174 rarg.run = 0;
175 pthread_join(reader_thread, NULL);
176 }
9484ff3d 177
14edfd09 178 if (script_file) {
902cb3c0 179 fclose(script_file);
180 script_file = NULL;
181 }
9484ff3d 182
902cb3c0 183 ExitGraphics();
184 pthread_exit(NULL);
185 return NULL;
6658905f 186}
187
dec8e8bd 188static void dumpAllHelp(int markdown)
ae7aa73d 189{
dec8e8bd
PT
190 printf("\n%sProxmark3 command dump%s\n\n",markdown?"# ":"",markdown?"":"\n======================");
191 printf("Some commands are available only if a Proxmark is actually connected.%s\n",markdown?" ":"");
6f5dd601 192 printf("Check column \"offline\" for their availability.\n");
ae7aa73d 193 printf("\n");
57c69556 194 command_t *cmds = getTopLevelCommandTable();
dec8e8bd 195 dumpCommandsRecursive(cmds, markdown);
ae7aa73d
PT
196}
197
902cb3c0 198int main(int argc, char* argv[]) {
9492e0b0 199 srand(time(0));
125a98a1 200
9492e0b0 201 if (argc < 2) {
202 printf("syntax: %s <port>\n\n",argv[0]);
203 printf("\tLinux example:'%s /dev/ttyACM0'\n\n", argv[0]);
dec8e8bd
PT
204 printf("help: %s -h\n\n", argv[0]);
205 printf("\tDump all interactive help at once\n");
206 printf("markdown: %s -m\n\n", argv[0]);
207 printf("\tDump all interactive help at once in markdown syntax\n");
9492e0b0 208 return 1;
209 }
dec8e8bd
PT
210 if (strcmp(argv[1], "-h") == 0) {
211 printf("syntax: %s <port>\n\n",argv[0]);
212 printf("\tLinux example:'%s /dev/ttyACM0'\n\n", argv[0]);
213 dumpAllHelp(0);
214 return 0;
215 }
216 if (strcmp(argv[1], "-m") == 0) {
217 dumpAllHelp(1);
218 return 0;
219 }
9492e0b0 220 // Make sure to initialize
221 struct main_loop_arg marg = {
222 .usb_present = 0,
223 .script_cmds_file = NULL
224 };
cc3c0a51 225 pthread_t main_loop_threat;
1f947c4b 226
4890730a 227
9492e0b0 228 sp = uart_open(argv[1]);
229 if (sp == INVALID_SERIAL_PORT) {
230 printf("ERROR: invalid serial port\n");
231 marg.usb_present = 0;
232 offline = 1;
233 } else if (sp == CLAIMED_SERIAL_PORT) {
234 printf("ERROR: serial port is claimed by another process\n");
235 marg.usb_present = 0;
236 offline = 1;
237 } else {
238 marg.usb_present = 1;
239 offline = 0;
240 }
7fe9b0b7 241
9492e0b0 242 // If the user passed the filename of the 'script' to execute, get it
243 if (argc > 2 && argv[2]) {
ed77aabe 244 if (argv[2][0] == 'f' && //buzzy, if a word 'flush' passed, flush the output after every log entry.
245 argv[2][1] == 'l' &&
246 argv[2][2] == 'u' &&
247 argv[2][3] == 's' &&
248 argv[2][4] == 'h')
249 {
250 printf("Output will be flushed after every print.\n");
251 flushAfterWrite = 1;
252 }
253 else
9492e0b0 254 marg.script_cmds_file = argv[2];
255 }
ed77aabe 256
9492e0b0 257 // create a mutex to avoid interlacing print commands from our different threads
258 pthread_mutex_init(&print_lock, NULL);
7fe9b0b7 259
cc3c0a51 260 pthread_create(&main_loop_threat, NULL, &main_loop, &marg);
9492e0b0 261 InitGraphics(argc, argv);
7fe9b0b7 262
9492e0b0 263 MainGraphics();
264
cc3c0a51 265 pthread_join(main_loop_threat, NULL);
7fe9b0b7 266
9492e0b0 267 // Clean up the port
cc3c0a51 268 if (offline == 0) {
9492e0b0 269 uart_close(sp);
cc3c0a51 270 }
9492e0b0 271
272 // clean up mutex
273 pthread_mutex_destroy(&print_lock);
902cb3c0 274
cc3c0a51 275 exit(0);
6658905f 276}
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