/* 
 * ftphelper
 *
 * Copyright (C) 2012 Jonathan McCrohan
 *
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.

 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.

 * You should have received a copy of the GNU General Public License
 * along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */

// gcc ftphelper.c -o ftphelper `pkg-config --libs --cflags libconfig`
#include <stdio.h>
#include <sys/ioctl.h>
#include <sys/types.h>    
#include <sys/socket.h>
#include <net/if.h>
#include <string.h>
#include <libconfig.h>

char *mac_address() {
	int s;
	struct ifreq ifr;

	s = socket(PF_INET, SOCK_DGRAM, 0);
	memset(&ifr, 0x00, sizeof(ifr));
	strcpy(ifr.ifr_name, "eth0");
	ioctl(s, SIOCGIFHWADDR, &ifr);
	close(s);

	static char mac_address[12];
	sprintf(mac_address, "%.2X%.2X%.2X%.2X%.2X%.2X",
			(unsigned char) ifr.ifr_hwaddr.sa_data[0],
			(unsigned char) ifr.ifr_hwaddr.sa_data[1],
			(unsigned char) ifr.ifr_hwaddr.sa_data[2],
			(unsigned char) ifr.ifr_hwaddr.sa_data[3],
			(unsigned char) ifr.ifr_hwaddr.sa_data[4],
			(unsigned char) ifr.ifr_hwaddr.sa_data[5]);

	return mac_address;
}

int main(int argc, char *argv[]) {

	if (argc == 1) {
		return 0;
	}

	if (strcmp(argv[1], "--mac") == 0) {
		printf("%s", mac_address());
		return 0;
	}

	const char *configfile = "/etc/modbuslog.cfg";
	config_t cfg;
	const char *ftp_server;
	const char *ftp_username;
	const char *ftp_password;
	const char *ftp_directory;

	config_init(&cfg);

	if (!config_read_file(&cfg, configfile)) {
		fprintf(stderr, "%s:%d - %s\n", config_error_file(&cfg),
				config_error_line(&cfg), config_error_text(&cfg));
		config_destroy(&cfg);
		fprintf(stderr, "Unable to find configfile.\n");
		return 1;
	}

	if (!(config_lookup_string(&cfg, "ftp.server", &ftp_server)
			&& config_lookup_string(&cfg, "ftp.username", &ftp_username)
			&& config_lookup_string(&cfg, "ftp.password", &ftp_password)
			&& config_lookup_string(&cfg, "ftp.directory", &ftp_directory))) {
		fprintf(stderr,
				"Incomplete ftp configuration. Check configuration file.\n");
		return 1;
	}

	if (strcmp(argv[1], "--server") == 0) {
		printf("%s", ftp_server);
		return 0;
	}
	if (strcmp(argv[1], "--username") == 0) {
		printf("%s", ftp_username);
		return 0;
	}
	if (strcmp(argv[1], "--password") == 0) {
		printf("%s", ftp_password);
		return 0;
	}
	if (strcmp(argv[1], "--directory") == 0) {
		printf("%s", ftp_directory);
		return 0;
	}
}
='nohover'><th class='left'>Age</th><th class='left'>Commit message (<a href='/dtv-scan-tables.git/log/dvbv5_dvb-t/fi-Nilsia?id=45193e2d42bc559147f4bff4480da59b70d9de12&amp;showmsg=1&amp;follow=1'>Expand</a>)</th><th class='left'>Author</th><th class='left'>Files</th><th class='left'>Lines</th></tr>
<tr><td><span title='2014-09-02 20:57:31 +0200'>2014-09-02</span></td><td><a href='/dtv-scan-tables.git/commit/dvbv5_isdb-t/br-pb-Teixeira?id=c23a2304963ca262767e43be3b735990a6e6043e&amp;follow=1'>Add Brazil's Paraiba state tables</a></td><td>Mauro Carvalho Chehab</td><td>45</td><td><span class='deletions'>-0</span>/<span class='insertions'>+2600</span></td></tr>
<tr><td><span title='2014-09-02 20:57:31 +0200'>2014-09-02</span></td><td><a href='/dtv-scan-tables.git/commit/dvbv5_isdb-t/br-se-Umbauba?id=b9905cfffdbb421a467f37ab594cfa418eb1629a&amp;follow=1'>Add Brazil's Sergipe state tables</a></td><td>Mauro Carvalho Chehab</td><td>47</td><td><span class='deletions'>-0</span>/<span class='insertions'>+3563</span></td></tr>
<tr><td><span title='2014-09-02 20:57:31 +0200'>2014-09-02</span></td><td><a href='/dtv-scan-tables.git/commit/dvbv5_isdb-t/br-sc-Tubarao?id=8b92bc21be31f2455734243b0973b2960dc146ac&amp;follow=1'>Add Brazil's Santa Catarina state tables</a></td><td>Mauro Carvalho Chehab</td><td>56</td><td><span class='deletions'>-0</span>/<span class='insertions'>+4257</span></td></tr>
<tr><td><span title='2014-09-02 20:57:31 +0200'>2014-09-02</span></td><td><a href='/dtv-scan-tables.git/commit/dvbv5_isdb-t/br-pr-Vere?id=43b51b65ed2780075ec051df058aa891b807e1f7&amp;follow=1'>Add Brazil's Parana state tables</a></td><td>Mauro Carvalho Chehab</td><td>60</td><td><span class='deletions'>-0</span>/<span class='insertions'>+5284</span></td></tr>
<tr><td><span title='2014-09-02 20:57:31 +0200'>2014-09-02</span></td><td><a href='/dtv-scan-tables.git/commit/dvbv5_isdb-t/br-mg-Varginha?id=5dd0feff054d9ac9525a3c896af388b33530dacc&amp;follow=1'>Add Brazil's Minas Gerais state tables</a></td><td>Mauro Carvalho Chehab</td><td>62</td><td><span class='deletions'>-0</span>/<span class='insertions'>+3695</span></td></tr>
<tr><td><span title='2014-09-02 20:57:31 +0200'>2014-09-02</span></td><td><a href='/dtv-scan-tables.git/commit/dvbv5_isdb-t/br-rs-Xangrila?id=9c963a2ac20df01771ea53d1b5680019bdaec1fe&amp;follow=1'>Add Brazil's Rio Grande do Sul state tables</a></td><td>Mauro Carvalho Chehab</td><td>69</td><td><span class='deletions'>-0</span>/<span class='insertions'>+4731</span></td></tr>
<tr><td><span title='2014-09-02 20:57:30 +0200'>2014-09-02</span></td><td><a href='/dtv-scan-tables.git/commit/dvbv5_isdb-t/br-ba-Xiquexique?id=2976bf0c1098f80b48e1da24535326b6d31f0bc3&amp;follow=1'>Add Brazil's Bahia state tables</a></td><td>Mauro Carvalho Chehab</td><td>83</td><td><span class='deletions'>-0</span>/<span class='insertions'>+6397</span></td></tr>
<tr><td><span title='2014-09-02 20:57:30 +0200'>2014-09-02</span></td><td><a href='/dtv-scan-tables.git/commit/dvbv5_isdb-t/br-sp-Votuporanga?id=881921476d5f20ce7107d5587db08ff5affc3d22&amp;follow=1'>Add Brazil's Sao Paulo state tables</a></td><td>Mauro Carvalho Chehab</td><td>197</td><td><span class='deletions'>-0</span>/<span class='insertions'>+23613</span></td></tr>