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CHG: The input handling for "hf 14b write" is now correct. Thanks Asper for spotting...
[proxmark3-svn] / client / proxmark3.c
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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
MHS
26#include "cmdparser.h"
27#include "cmdmain.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) {
37#if 0
38 printf("Sending %d bytes\n", sizeof(UsbCommand));
39#endif
14edfd09 40
41 if (offline) {
da9d456e 42 PrintAndLog("Sending bytes to proxmark failed - offline");
43 return;
44 }
72e930ef 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 **/
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;
71
7fe9b0b7 72 while (arg->run) {
af65f5f7 73 rxlen = sizeof(UsbCommand);
fe7bfa78 74 if (uart_receive(sp,prx,&rxlen)) {
75 prx += rxlen;
76 if (((prx-rx) % sizeof(UsbCommand)) != 0) {
902cb3c0 77 continue;
78 }
fe7bfa78 79 cmd_count = (prx-rx) / sizeof(UsbCommand);
14edfd09 80
902cb3c0 81 for (size_t i=0; i<cmd_count; i++) {
82 UsbCommandReceived((UsbCommand*)(rx+(i*sizeof(UsbCommand))));
83 }
7fe9b0b7 84 }
fe7bfa78 85 prx = rx;
86
f0ba6342 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 }
7fe9b0b7 93 }
902cb3c0 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) {
106 rarg.run=1;
902cb3c0 107 pthread_create(&reader_thread, NULL, &uart_receiver, &rarg);
108 }
109
110 FILE *script_file = NULL;
463ca973 111 char script_cmd_buf[256]; // iceman, needs lua script the same file_path_buffer as the rest
902cb3c0 112
14edfd09 113 if (arg->script_cmds_file) {
902cb3c0 114 script_file = fopen(arg->script_cmds_file, "r");
14edfd09 115 if (script_file) {
902cb3c0 116 printf("using 'scripting' commands file %s\n", arg->script_cmds_file);
1f947c4b 117 }
902cb3c0 118 }
7fe9b0b7 119
8556b852 120 read_history(".history");
14edfd09 121
122 while(1) {
123
902cb3c0 124 // If there is a script file
125 if (script_file)
126 {
14edfd09 127 if (!fgets(script_cmd_buf, sizeof(script_cmd_buf), script_file)) {
902cb3c0 128 fclose(script_file);
129 script_file = NULL;
14edfd09 130 } else {
902cb3c0 131 char *nl;
132 nl = strrchr(script_cmd_buf, '\r');
133 if (nl) *nl = '\0';
134 nl = strrchr(script_cmd_buf, '\n');
135 if (nl) *nl = '\0';
136
14edfd09 137 if ((cmd = (char*) malloc(strlen(script_cmd_buf) + 1)) != NULL) {
902cb3c0 138 memset(cmd, 0, strlen(script_cmd_buf));
139 strcpy(cmd, script_cmd_buf);
140 printf("%s\n", cmd);
141 }
142 }
143 }
1f947c4b 144
14edfd09 145 if (!script_file) {
902cb3c0 146 cmd = readline(PROXPROMPT);
1f947c4b 147 }
148
8556b852 149 if (cmd) {
14edfd09 150
8556b852 151 while(cmd[strlen(cmd) - 1] == ' ')
902cb3c0 152 cmd[strlen(cmd) - 1] = 0x00;
8556b852
M
153
154 if (cmd[0] != 0x00) {
155 if (strncmp(cmd, "quit", 4) == 0) {
981bd429 156 exit(0);
8556b852
M
157 break;
158 }
8556b852
M
159 CommandReceived(cmd);
160 add_history(cmd);
161 }
162 free(cmd);
163 } else {
164 printf("\n");
165 break;
166 }
167 }
902cb3c0 168
51969283 169 write_history(".history");
902cb3c0 170
171 if (arg->usb_present == 1) {
172 rarg.run = 0;
173 pthread_join(reader_thread, NULL);
174 }
175
14edfd09 176 if (script_file) {
902cb3c0 177 fclose(script_file);
178 script_file = NULL;
179 }
180
181 ExitGraphics();
182 pthread_exit(NULL);
183 return NULL;
6658905f 184}
185
dec8e8bd 186static void dumpAllHelp(int markdown)
ae7aa73d 187{
dec8e8bd
PT
188 printf("\n%sProxmark3 command dump%s\n\n",markdown?"# ":"",markdown?"":"\n======================");
189 printf("Some commands are available only if a Proxmark is actually connected.%s\n",markdown?" ":"");
6f5dd601 190 printf("Check column \"offline\" for their availability.\n");
ae7aa73d 191 printf("\n");
57c69556 192 command_t *cmds = getTopLevelCommandTable();
dec8e8bd 193 dumpCommandsRecursive(cmds, markdown);
ae7aa73d
PT
194}
195
902cb3c0 196int main(int argc, char* argv[]) {
9492e0b0 197 srand(time(0));
125a98a1 198
9492e0b0 199 if (argc < 2) {
200 printf("syntax: %s <port>\n\n",argv[0]);
201 printf("\tLinux example:'%s /dev/ttyACM0'\n\n", argv[0]);
dec8e8bd
PT
202 printf("help: %s -h\n\n", argv[0]);
203 printf("\tDump all interactive help at once\n");
204 printf("markdown: %s -m\n\n", argv[0]);
205 printf("\tDump all interactive help at once in markdown syntax\n");
9492e0b0 206 return 1;
207 }
dec8e8bd
PT
208 if (strcmp(argv[1], "-h") == 0) {
209 printf("syntax: %s <port>\n\n",argv[0]);
210 printf("\tLinux example:'%s /dev/ttyACM0'\n\n", argv[0]);
211 dumpAllHelp(0);
212 return 0;
213 }
214 if (strcmp(argv[1], "-m") == 0) {
215 dumpAllHelp(1);
216 return 0;
217 }
9492e0b0 218 // Make sure to initialize
219 struct main_loop_arg marg = {
220 .usb_present = 0,
221 .script_cmds_file = NULL
222 };
223 pthread_t main_loop_t;
1f947c4b 224
4890730a 225
9492e0b0 226 sp = uart_open(argv[1]);
227 if (sp == INVALID_SERIAL_PORT) {
228 printf("ERROR: invalid serial port\n");
229 marg.usb_present = 0;
230 offline = 1;
231 } else if (sp == CLAIMED_SERIAL_PORT) {
232 printf("ERROR: serial port is claimed by another process\n");
233 marg.usb_present = 0;
234 offline = 1;
235 } else {
236 marg.usb_present = 1;
237 offline = 0;
238 }
7fe9b0b7 239
9492e0b0 240 // If the user passed the filename of the 'script' to execute, get it
241 if (argc > 2 && argv[2]) {
ed77aabe 242 if (argv[2][0] == 'f' && //buzzy, if a word 'flush' passed, flush the output after every log entry.
243 argv[2][1] == 'l' &&
244 argv[2][2] == 'u' &&
245 argv[2][3] == 's' &&
246 argv[2][4] == 'h')
247 {
248 printf("Output will be flushed after every print.\n");
249 flushAfterWrite = 1;
250 }
251 else
9492e0b0 252 marg.script_cmds_file = argv[2];
253 }
ed77aabe 254
9492e0b0 255 // create a mutex to avoid interlacing print commands from our different threads
256 pthread_mutex_init(&print_lock, NULL);
7fe9b0b7 257
9492e0b0 258 pthread_create(&main_loop_t, NULL, &main_loop, &marg);
259 InitGraphics(argc, argv);
7fe9b0b7 260
9492e0b0 261 MainGraphics();
262
263 pthread_join(main_loop_t, NULL);
7fe9b0b7 264
9492e0b0 265 // Clean up the port
266 uart_close(sp);
267
268 // clean up mutex
269 pthread_mutex_destroy(&print_lock);
902cb3c0 270
7fe9b0b7 271 return 0;
6658905f 272}
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