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-rw-r--r--networking/udhcp/files.c22
1 files changed, 13 insertions, 9 deletions
diff --git a/networking/udhcp/files.c b/networking/udhcp/files.c
index 20761a585..e2002460d 100644
--- a/networking/udhcp/files.c
+++ b/networking/udhcp/files.c
@@ -229,7 +229,7 @@ void write_leases(void)
229 unsigned int i; 229 unsigned int i;
230 char buf[255]; 230 char buf[255];
231 time_t curr = time(0); 231 time_t curr = time(0);
232 unsigned long lease_time; 232 unsigned long tmp_time;
233 233
234 if (!(fp = fopen(server_config.lease_file, "w"))) { 234 if (!(fp = fopen(server_config.lease_file, "w"))) {
235 LOG(LOG_ERR, "Unable to open %s for writing", server_config.lease_file); 235 LOG(LOG_ERR, "Unable to open %s for writing", server_config.lease_file);
@@ -237,17 +237,21 @@ void write_leases(void)
237 } 237 }
238 238
239 for (i = 0; i < server_config.max_leases; i++) { 239 for (i = 0; i < server_config.max_leases; i++) {
240 struct dhcpOfferedAddr lease;
241 if (leases[i].yiaddr != 0) { 240 if (leases[i].yiaddr != 0) {
241
242 /* screw with the time in the struct, for easier writing */
243 tmp_time = leases[i].expires;
244
242 if (server_config.remaining) { 245 if (server_config.remaining) {
243 if (lease_expired(&(leases[i]))) 246 if (lease_expired(&(leases[i])))
244 lease_time = 0; 247 leases[i].expires = 0;
245 else lease_time = leases[i].expires - curr; 248 else leases[i].expires -= curr;
246 } else lease_time = leases[i].expires; 249 } /* else stick with the time we got */
247 lease.expires = htonl(lease_time); 250 leases[i].expires = htonl(leases[i].expires);
248 memcpy(lease.chaddr, leases[i].chaddr, 16); 251 fwrite(leases[i], sizeof(sturct dhcpOfferedAddr), 1, fp);
249 lease.yiaddr = leases[i].yiaddr; 252
250 fwrite(leases, sizeof(lease), 1, fp); 253 /* Then restore it when done. */
254 leases[i].expires = tmp_time;
251 } 255 }
252 } 256 }
253 fclose(fp); 257 fclose(fp);