]> git.zerfleddert.de Git - proxmark3-svn/blob - client/flasher.c
Potential fix for 0-length usb packets seen on OSX
[proxmark3-svn] / client / flasher.c
1 //-----------------------------------------------------------------------------
2 // This code is licensed to you under the terms of the GNU GPL, version 2 or,
3 // at your option, any later version. See the LICENSE.txt file for the text of
4 // the license.
5 //-----------------------------------------------------------------------------
6 // Flasher frontend tool
7 //-----------------------------------------------------------------------------
8
9 #include <stdio.h>
10 #include <stdlib.h>
11 #include <string.h>
12 #include "sleep.h"
13 #include "proxmark3.h"
14 #include "flash.h"
15 #include "uart.h"
16 #include "usb_cmd.h"
17
18 #ifdef _WIN32
19 # define unlink(x)
20 #endif
21
22 static serial_port sp;
23 static char* serial_port_name;
24
25 void cmd_debug(UsbCommand* UC) {
26 // Debug
27 printf("UsbCommand length[len=%zd]\n",sizeof(UsbCommand));
28 printf(" cmd[len=%zd]: %016"llx"\n",sizeof(UC->cmd),UC->cmd);
29 printf(" arg0[len=%zd]: %016"llx"\n",sizeof(UC->arg[0]),UC->arg[0]);
30 printf(" arg1[len=%zd]: %016"llx"\n",sizeof(UC->arg[1]),UC->arg[1]);
31 printf(" arg2[len=%zd]: %016"llx"\n",sizeof(UC->arg[2]),UC->arg[2]);
32 printf(" data[len=%zd]: ",sizeof(UC->d.asBytes));
33 for (size_t i=0; i<16; i++) {
34 printf("%02x",UC->d.asBytes[i]);
35 }
36 printf("...\n");
37 }
38
39 void SendCommand(UsbCommand* txcmd) {
40 // printf("send: ");
41 // cmd_debug(txcmd);
42 if (!uart_send(sp,(byte_t*)txcmd,sizeof(UsbCommand))) {
43 printf("Sending bytes to proxmark failed\n");
44 exit(1);
45 }
46 }
47
48 void ReceiveCommand(UsbCommand* rxcmd) {
49 byte_t* prxcmd = (byte_t*)rxcmd;
50 byte_t* prx = prxcmd;
51 size_t rxlen;
52 while (true) {
53 rxlen = sizeof(UsbCommand) - (prx-prxcmd);
54 if (uart_receive(sp,prx,&rxlen)) {
55 prx += rxlen;
56 if ((prx-prxcmd) >= sizeof(UsbCommand)) {
57 return;
58 }
59 }
60 }
61 }
62
63 void CloseProxmark() {
64 // Clean up the port
65 uart_close(sp);
66 // Fix for linux, it seems that it is extremely slow to release the serial port file descriptor /dev/*
67 unlink(serial_port_name);
68 }
69
70 int OpenProxmark(size_t i) {
71 sp = uart_open(serial_port_name);
72 if (sp == INVALID_SERIAL_PORT || sp == CLAIMED_SERIAL_PORT) {
73 //poll once a second
74 return 0;
75 }
76 return 1;
77 }
78
79 static void usage(char *argv0)
80 {
81 fprintf(stderr, "Usage: %s <port> [-b] image.elf [image.elf...]\n\n", argv0);
82 fprintf(stderr, "\t-b\tEnable flashing of bootloader area (DANGEROUS)\n\n");
83 //Is the example below really true? /Martin
84 fprintf(stderr, "Example:\n\n\t %s path/to/osimage.elf path/to/fpgaimage.elf\n", argv0);
85 fprintf(stderr, "\nExample (Linux):\n\n\t %s /dev/ttyACM0 armsrc/obj/fullimage.elf\n", argv0);
86 fprintf(stderr, "\nNote (Linux): if the flasher gets stuck in 'Waiting for Proxmark to reappear on <DEVICE>',\n");
87 fprintf(stderr, " you need to blacklist proxmark for modem-manager - see wiki for more details:\n");
88 fprintf(stderr, " http://code.google.com/p/proxmark3/wiki/Linux\n\n");
89 }
90
91 #define MAX_FILES 4
92
93 int main(int argc, char **argv)
94 {
95 int can_write_bl = 0;
96 int num_files = 0;
97 int res;
98 flash_file_t files[MAX_FILES];
99
100 memset(files, 0, sizeof(files));
101
102 if (argc < 3) {
103 usage(argv[0]);
104 return -1;
105 }
106
107 for (int i = 2; i < argc; i++) {
108 if (argv[i][0] == '-') {
109 if (!strcmp(argv[i], "-b")) {
110 can_write_bl = 1;
111 } else {
112 usage(argv[0]);
113 return -1;
114 }
115 } else {
116 res = flash_load(&files[num_files], argv[i], can_write_bl);
117 if (res < 0) {
118 fprintf(stderr, "Error while loading %s\n", argv[i]);
119 return -1;
120 }
121 fprintf(stderr, "\n");
122 num_files++;
123 }
124 }
125
126 serial_port_name = argv[1];
127
128 fprintf(stderr,"Waiting for Proxmark to appear on %s",serial_port_name);
129 do {
130 sleep(1);
131 fprintf(stderr, ".");
132 } while (!OpenProxmark(0));
133 fprintf(stderr," Found.\n");
134
135 res = flash_start_flashing(can_write_bl,serial_port_name);
136 if (res < 0)
137 return -1;
138
139 fprintf(stderr, "\nFlashing...\n");
140
141 for (int i = 0; i < num_files; i++) {
142 res = flash_write(&files[i]);
143 if (res < 0)
144 return -1;
145 flash_free(&files[i]);
146 fprintf(stderr, "\n");
147 }
148
149 fprintf(stderr, "Resetting hardware...\n");
150
151 res = flash_stop_flashing();
152 if (res < 0)
153 return -1;
154
155 CloseProxmark();
156
157 fprintf(stderr, "All done.\n\n");
158 fprintf(stderr, "Have a nice day!\n");
159
160 return 0;
161 }
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