Patch by jonor, fixes so uart_receive does not block when data is continuosly receive...
[proxmark3-svn] / client / proxmark3.c
CommitLineData
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>
902cb3c0 19//#include "proxusb.h"
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"
902cb3c0 26
27static serial_port sp;
f0ba6342 28static UsbCommand txcmd;
c3385024 29volatile static bool txcmd_pending = false;
902cb3c0 30
31void SendCommand(UsbCommand *c) {
32#if 0
33 printf("Sending %d bytes\n", sizeof(UsbCommand));
34#endif
f0ba6342 35/*
36 if (txcmd_pending) {
37 ERR("Sending command failed, previous command is still pending");
902cb3c0 38 }
f0ba6342 39*/
40 while(txcmd_pending);
41 txcmd = *c;
42 txcmd_pending = true;
902cb3c0 43}
6658905f 44
902cb3c0 45struct receiver_arg {
7fe9b0b7 46 int run;
6658905f 47};
48
902cb3c0 49struct main_loop_arg {
7fe9b0b7 50 int usb_present;
1f947c4b 51 char *script_cmds_file;
a60612db 52};
53
902cb3c0 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//}
7fe9b0b7 68
902cb3c0 69byte_t rx[0x1000000];
fe7bfa78 70byte_t* prx = rx;
902cb3c0 71
72static void *uart_receiver(void *targ) {
73 struct receiver_arg *arg = (struct receiver_arg*)targ;
74 size_t rxlen;
75 size_t cmd_count;
76
7fe9b0b7 77 while (arg->run) {
af65f5f7 78 rxlen = sizeof(UsbCommand);
fe7bfa78 79 if (uart_receive(sp,prx,&rxlen)) {
80 prx += rxlen;
81 if (((prx-rx) % sizeof(UsbCommand)) != 0) {
902cb3c0 82 continue;
83 }
fe7bfa78 84 cmd_count = (prx-rx) / sizeof(UsbCommand);
85 // printf("received %d bytes, which represents %d commands\n",(prx-rx), cmd_count);
902cb3c0 86 for (size_t i=0; i<cmd_count; i++) {
87 UsbCommandReceived((UsbCommand*)(rx+(i*sizeof(UsbCommand))));
88 }
7fe9b0b7 89 }
fe7bfa78 90 prx = rx;
91
f0ba6342 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 }
7fe9b0b7 98 }
902cb3c0 99
7fe9b0b7 100 pthread_exit(NULL);
4cd41f34 101 return NULL;
6658905f 102}
103
902cb3c0 104static 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)
1f947c4b 123 {
902cb3c0 124 printf("using 'scripting' commands file %s\n", arg->script_cmds_file);
1f947c4b 125 }
902cb3c0 126 }
7fe9b0b7 127
8556b852 128 read_history(".history");
1f947c4b 129 while(1)
902cb3c0 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
50d6e4ab 147 if ((cmd = (char*) malloc(strlen(script_cmd_buf) + 1)) != NULL)
1f947c4b 148 {
902cb3c0 149 memset(cmd, 0, strlen(script_cmd_buf));
150 strcpy(cmd, script_cmd_buf);
151 printf("%s\n", cmd);
152 }
153 }
154 }
1f947c4b 155
156 if (!script_file)
157 {
902cb3c0 158 cmd = readline(PROXPROMPT);
1f947c4b 159 }
160
8556b852
M
161 if (cmd) {
162 while(cmd[strlen(cmd) - 1] == ' ')
902cb3c0 163 cmd[strlen(cmd) - 1] = 0x00;
8556b852
M
164
165 if (cmd[0] != 0x00) {
166 if (strncmp(cmd, "quit", 4) == 0) {
8556b852
M
167 break;
168 }
169
170 CommandReceived(cmd);
171 add_history(cmd);
172 }
173 free(cmd);
174 } else {
175 printf("\n");
176 break;
177 }
178 }
902cb3c0 179
51969283 180 write_history(".history");
902cb3c0 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;
6658905f 196}
197
902cb3c0 198int main(int argc, char* argv[]) {
ab4da50d 199 srand(time(0));
125a98a1 200
902cb3c0 201 if (argc < 2) {
202 printf("syntax: %s <port>\n\n",argv[0]);
5f91a683 203 printf("\tLinux example:'%s /dev/ttyACM0'\n\n", argv[0]);
902cb3c0 204 return 1;
205 }
206
1f947c4b 207 // Make sure to initialize
208 struct main_loop_arg marg = {
209 .usb_present = 0,
210 .script_cmds_file = NULL
211 };
7fe9b0b7 212 pthread_t main_loop_t;
1f947c4b 213
902cb3c0 214/*
215 usb_init();
7fe9b0b7 216 if (!OpenProxmark(1)) {
217 fprintf(stderr,"PROXMARK3: NOT FOUND!\n");
218 marg.usb_present = 0;
219 offline = 1;
220 } else {
221 marg.usb_present = 1;
222 offline = 0;
223 }
902cb3c0 224*/
4890730a 225
902cb3c0 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;
4890730a 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;
902cb3c0 235 } else {
236 marg.usb_present = 1;
237 offline = 0;
238 }
7fe9b0b7 239
902cb3c0 240 // If the user passed the filename of the 'script' to execute, get it
241 if (argc > 2 && argv[2]) {
242 marg.script_cmds_file = argv[2];
243 }
244
7fe9b0b7 245 pthread_create(&main_loop_t, NULL, &main_loop, &marg);
246 InitGraphics(argc, argv);
247
248 MainGraphics();
249
250 pthread_join(main_loop_t, NULL);
251
902cb3c0 252// if (marg.usb_present == 1) {
253// CloseProxmark();
254// }
255
256 // Clean up the port
257 uart_close(sp);
258
7fe9b0b7 259 return 0;
6658905f 260}
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