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130 lines
4.8 KiB
Diff
130 lines
4.8 KiB
Diff
diff -urN busybox-dist/networking/udhcp/dumpleases.c busybox/networking/udhcp/dumpleases.c
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--- busybox-dist/networking/udhcp/dumpleases.c 2004-03-15 02:29:00.000000000 -0600
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+++ busybox/networking/udhcp/dumpleases.c 2004-03-16 09:52:32.000000000 -0600
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@@ -42,7 +42,7 @@
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#endif
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{
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FILE *fp;
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- int i, c, mode = REMAINING;
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+ int i, c, mode = ABSOLUTE;
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long expires;
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const char *file = LEASES_FILE;
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struct dhcpOfferedAddr lease;
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@@ -73,7 +73,7 @@
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fp = xfopen(file, "r");
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- printf("Mac Address IP-Address Expires %s\n", mode == REMAINING ? "in" : "at");
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+ printf("Mac Address IP-Address Hostname Expires %s\n", mode == REMAINING ? "in" : "at");
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/* "00:00:00:00:00:00 255.255.255.255 Wed Jun 30 21:49:08 1993" */
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while (fread(&lease, sizeof(lease), 1, fp)) {
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@@ -84,7 +84,8 @@
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addr.s_addr = lease.yiaddr;
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printf(" %-15s", inet_ntoa(addr));
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expires = ntohl(lease.expires);
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- printf(" ");
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+ //expires = lease.expires;
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+ printf(" %-15s ",lease.hostname);
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if (mode == REMAINING) {
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if (!expires) printf("expired\n");
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else {
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diff -urN busybox-dist/networking/udhcp/files.c busybox/networking/udhcp/files.c
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--- busybox-dist/networking/udhcp/files.c 2004-03-15 02:29:00.000000000 -0600
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+++ busybox/networking/udhcp/files.c 2004-03-16 09:50:04.000000000 -0600
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@@ -281,7 +281,7 @@
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if (lease.yiaddr >= server_config.start && lease.yiaddr <= server_config.end) {
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lease.expires = ntohl(lease.expires);
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if (!server_config.remaining) lease.expires -= time(0);
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- if (!(add_lease(lease.chaddr, lease.yiaddr, lease.expires))) {
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+ if (!(add_lease(lease.hostname, lease.chaddr, lease.yiaddr, lease.expires))) {
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LOG(LOG_WARNING, "Too many leases while loading %s\n", file);
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break;
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}
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diff -urN busybox-dist/networking/udhcp/leases.c busybox/networking/udhcp/leases.c
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--- busybox-dist/networking/udhcp/leases.c 2004-03-15 02:29:00.000000000 -0600
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+++ busybox/networking/udhcp/leases.c 2004-03-16 09:50:04.000000000 -0600
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@@ -35,7 +35,7 @@
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/* add a lease into the table, clearing out any old ones */
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-struct dhcpOfferedAddr *add_lease(uint8_t *chaddr, uint32_t yiaddr, unsigned long lease)
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+struct dhcpOfferedAddr *add_lease(uint8_t *hostname, uint8_t *chaddr, uint32_t yiaddr, unsigned long lease)
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{
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struct dhcpOfferedAddr *oldest;
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@@ -45,6 +45,13 @@
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oldest = oldest_expired_lease();
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if (oldest) {
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+ if (hostname) {
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+ uint8_t length = *(hostname-1);
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+ if (length>15) length=15;
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+ memcpy(oldest->hostname,hostname,length);
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+ oldest->hostname[length]=0;
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+ }
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+
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memcpy(oldest->chaddr, chaddr, 16);
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oldest->yiaddr = yiaddr;
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oldest->expires = time(0) + lease;
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@@ -112,7 +119,7 @@
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temp.s_addr = addr;
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LOG(LOG_INFO, "%s belongs to someone, reserving it for %ld seconds",
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inet_ntoa(temp), server_config.conflict_time);
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- add_lease(blank_chaddr, addr, server_config.conflict_time);
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+ add_lease(blank_chaddr, blank_chaddr, addr, server_config.conflict_time);
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return 1;
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} else return 0;
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}
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diff -urN busybox-dist/networking/udhcp/leases.h busybox/networking/udhcp/leases.h
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--- busybox-dist/networking/udhcp/leases.h 2004-01-30 17:45:12.000000000 -0600
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+++ busybox/networking/udhcp/leases.h 2004-03-16 09:50:04.000000000 -0600
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@@ -4,6 +4,7 @@
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struct dhcpOfferedAddr {
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+ uint8_t hostname[16];
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uint8_t chaddr[16];
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uint32_t yiaddr; /* network order */
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uint32_t expires; /* host order */
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@@ -12,7 +13,7 @@
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extern uint8_t blank_chaddr[];
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void clear_lease(uint8_t *chaddr, uint32_t yiaddr);
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-struct dhcpOfferedAddr *add_lease(uint8_t *chaddr, uint32_t yiaddr, unsigned long lease);
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+struct dhcpOfferedAddr *add_lease(uint8_t *hostname, uint8_t *chaddr, uint32_t yiaddr, unsigned long lease);
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int lease_expired(struct dhcpOfferedAddr *lease);
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struct dhcpOfferedAddr *oldest_expired_lease(void);
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struct dhcpOfferedAddr *find_lease_by_chaddr(uint8_t *chaddr);
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diff -urN busybox-dist/networking/udhcp/serverpacket.c busybox/networking/udhcp/serverpacket.c
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--- busybox-dist/networking/udhcp/serverpacket.c 2004-03-15 02:29:01.000000000 -0600
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+++ busybox/networking/udhcp/serverpacket.c 2004-03-16 09:51:36.000000000 -0600
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@@ -29,6 +29,7 @@
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#include "dhcpd.h"
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#include "options.h"
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#include "common.h"
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+#include "files.h"
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/* send a packet to giaddr using the kernel ip stack */
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static int send_packet_to_relay(struct dhcpMessage *payload)
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@@ -152,7 +153,7 @@
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return -1;
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}
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- if (!add_lease(packet.chaddr, packet.yiaddr, server_config.offer_time)) {
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+ if (!add_lease(get_option(oldpacket, DHCP_HOST_NAME), packet.chaddr, packet.yiaddr, server_config.offer_time)) {
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LOG(LOG_WARNING, "lease pool is full -- OFFER abandoned");
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return -1;
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}
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@@ -233,7 +234,9 @@
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if (send_packet(&packet, 0) < 0)
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return -1;
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- add_lease(packet.chaddr, packet.yiaddr, lease_time_align);
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+ add_lease(get_option(oldpacket, DHCP_HOST_NAME), packet.chaddr, packet.yiaddr, lease_time_align);
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+
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+ write_leases();
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return 0;
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}
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