Diff of /trunk/mkinitrd-magellan/busybox/networking/udhcp/dumpleases.c

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	revision 532 by niro, Sat Sep 1 22:45:15 2007 UTC	revision 816 by niro, Fri Apr 24 18:33:46 2009 UTC
#	Line 2	Line 2
2	/*	/*
3	* Licensed under the GPL v2 or later, see the file LICENSE in this tarball.	* Licensed under the GPL v2 or later, see the file LICENSE in this tarball.
4	*/	*/
	#include <getopt.h>
5
6	#include "common.h"	#include "common.h"
7	#include "dhcpd.h"	#include "dhcpd.h"
8
9		int dumpleases_main(int argc, char **argv) MAIN_EXTERNALLY_VISIBLE;
10	#define REMAINING 0	int dumpleases_main(int argc UNUSED_PARAM, char **argv)
	#define ABSOLUTE 1
	int dumpleases_main(int argc, char *argv[])
11	{	{
12	int fp;	int fd;
13	int i, c, mode = REMAINING;	int i;
14	unsigned long expires;	unsigned opt;
15		time_t expires;
16	const char *file = LEASES_FILE;	const char *file = LEASES_FILE;
17	struct dhcpOfferedAddr lease;	struct dhcpOfferedAddr lease;
18	struct in_addr addr;	struct in_addr addr;
19
20	static const struct option options[] = {	enum {
21	{"absolute", 0, 0, 'a'},	OPT_a = 0x1, // -a
22	{"remaining", 0, 0, 'r'},	OPT_r = 0x2, // -r
23	{"file", 1, 0, 'f'},	OPT_f = 0x4, // -f
	{0, 0, 0, 0}
24	};	};
25		#if ENABLE_GETOPT_LONG
26		static const char dumpleases_longopts[] ALIGN1 =
27		"absolute\0"  No_argument       "a"
28		"remaining\0" No_argument       "r"
29		"file\0"      Required_argument "f"
30		;
31
32		applet_long_options = dumpleases_longopts;
33		#endif
34		opt_complementary = "=0:a--r:r--a";
35		opt = getopt32(argv, "arf:", &file);
36
37	while (1) {	fd = xopen(file, O_RDONLY);
	int option_index = 0;
	c = getopt_long(argc, argv, "arf:", options, &option_index);
	if (c == -1) break;
	switch (c) {
	case 'a': mode = ABSOLUTE; break;
	case 'r': mode = REMAINING; break;
	case 'f':
	file = optarg;
	break;
	default:
	bb_show_usage();
	}
	}
	fp = xopen(file, O_RDONLY);
38
39	printf("Mac Address       IP-Address      Expires %s\n", mode == REMAINING ? "in" : "at");	printf("Mac Address       IP-Address      Expires %s\n", (opt & OPT_a) ? "at" : "in");
40	/*     "00:00:00:00:00:00 255.255.255.255 Wed Jun 30 21:49:08 1993" */	/*     "00:00:00:00:00:00 255.255.255.255 Wed Jun 30 21:49:08 1993" */
41	while (full_read(fp, &lease, sizeof(lease)) == sizeof(lease)) {	while (full_read(fd, &lease, sizeof(lease)) == sizeof(lease)) {
42	printf(":%02x"+1, lease.chaddr[0]);	printf(":%02x"+1, lease.chaddr[0]);
43	for (i = 1; i < 6; i++) {	for (i = 1; i < 6; i++) {
44	printf(":%02x", lease.chaddr[i]);	printf(":%02x", lease.chaddr[i]);
#	Line 55  int dumpleases_main(int argc, char *argv	Line 46  int dumpleases_main(int argc, char *argv
46	addr.s_addr = lease.yiaddr;	addr.s_addr = lease.yiaddr;
47	printf(" %-15s ", inet_ntoa(addr));	printf(" %-15s ", inet_ntoa(addr));
48	expires = ntohl(lease.expires);	expires = ntohl(lease.expires);
49	if (mode == REMAINING) {	if (!(opt & OPT_a)) { /* no -a */
50	if (!expires)	if (!expires)
51	printf("expired\n");	puts("expired");
52	else {	else {
53	unsigned d, h, m;	unsigned d, h, m;
54	d = expires / (24*60*60); expires %= (24*60*60);	d = expires / (24*60*60); expires %= (24*60*60);
#	Line 66  int dumpleases_main(int argc, char *argv	Line 57  int dumpleases_main(int argc, char *argv
57	if (d) printf("%u days ", d);	if (d) printf("%u days ", d);
58	printf("%02u:%02u:%02u\n", h, m, (unsigned)expires);	printf("%02u:%02u:%02u\n", h, m, (unsigned)expires);
59	}	}
60	} else fputs(ctime(&expires), stdout);	} else /* -a */
61		fputs(ctime(&expires), stdout);
62	}	}
63	/* close(fp); */	/* close(fd); */
64
65	return 0;	return 0;
66	}	}

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