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freifunkist-firmware/obsolete-buildroot/sources/busybox-openwrt-120-udhcp.p...

129 lines
4.8 KiB

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