2 * nmrp-flash - Netgear Unbrick Utility
3 * Copyright (C) 2016 Joseph Lehner <joseph.c.lehner@gmail.com>
5 * nmrp-flash is free software: you can redistribute it and/or modify
6 * it under the terms of the GNU General Public License as published by
7 * the Free Software Foundation, either version 3 of the License, or
8 * (at your option) any later version.
10 * nmrp-flash is distributed in the hope that it will be useful,
11 * but WITHOUT ANY WARRANTY; without even the implied warranty of
12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
13 * GNU General Public License for more details.
15 * You should have received a copy of the GNU General Public License
16 * along with nmrp-flash. If not, see <http://www.gnu.org/licenses/>.
28 "Usage: nmrp-flash [OPTIONS...]\n"
30 "Options (-a, -i and -f are mandatory):\n"
31 " -a <ipaddr> IP address to assign to target device\n"
32 " -f <firmware> Firmware file\n"
33 " -i <interface> Network interface directly connected to device\n"
34 " -m <mac> MAC address of target device (xx:xx:xx:xx:xx:xx)\n"
35 " -M <netmask> Subnet mask to assign to target device\n"
36 " -t <timeout> Timeout (in milliseconds) for regular messages\n"
37 " -T <timeout> Time to wait after successfull TFTP upload\n"
38 " -p <port> Port to use for TFTP upload\n"
39 " -V Print version and exit\n"
40 " -h Show this screen\n"
44 "$ sudo nmrp-flash -a 192.168.1.254 -i eth0 -f firmware.bin\n"
46 "nmrp-flash v%s, Copyright (C) 2016 Joseph C. Lehner\n"
47 "nmrp-flash is free software, licensed under the GNU GPLv3.\n"
48 "Source code at https://github.com/jclehner/nmrp-flash\n"
54 int main(int argc, char **argv)
57 struct nmrpd_args args = {
62 .ipmask = "255.255.255.0",
64 .mac = "ff:ff:ff:ff:ff:ff",
72 while ((c = getopt(argc, argv, "a:f:i:m:M:p:t:T:hV")) != -1) {
79 args.filename = optarg;
95 if (val <= 0 || val > max) {
96 fprintf(stderr, "Invalid numeric value for -%c.\n", c);
102 } else if (c == 't') {
103 args.rx_timeout = val;
105 args.ul_timeout = val;
110 printf("nmrp-flash v%s\n", NMRPD_VERSION);
121 if (!args.filename || !args.intf || !args.ipaddr) {
126 if (geteuid() != 0) {
127 fprintf(stderr, "This program must be run as root!\n");
131 return nmrp_do(&args);