diff options
Diffstat (limited to 'networking/udhcp/files.c')
| -rw-r--r-- | networking/udhcp/files.c | 22 |
1 files changed, 13 insertions, 9 deletions
diff --git a/networking/udhcp/files.c b/networking/udhcp/files.c index 20761a5..e200246 100644 --- a/networking/udhcp/files.c +++ b/networking/udhcp/files.c @@ -229,7 +229,7 @@ void write_leases(void) unsigned int i; char buf[255]; time_t curr = time(0); - unsigned long lease_time; + unsigned long tmp_time; if (!(fp = fopen(server_config.lease_file, "w"))) { LOG(LOG_ERR, "Unable to open %s for writing", server_config.lease_file); @@ -237,17 +237,21 @@ void write_leases(void) } for (i = 0; i < server_config.max_leases; i++) { - struct dhcpOfferedAddr lease; if (leases[i].yiaddr != 0) { + + /* screw with the time in the struct, for easier writing */ + tmp_time = leases[i].expires; + if (server_config.remaining) { if (lease_expired(&(leases[i]))) - lease_time = 0; - else lease_time = leases[i].expires - curr; - } else lease_time = leases[i].expires; - lease.expires = htonl(lease_time); - memcpy(lease.chaddr, leases[i].chaddr, 16); - lease.yiaddr = leases[i].yiaddr; - fwrite(leases, sizeof(lease), 1, fp); + leases[i].expires = 0; + else leases[i].expires -= curr; + } /* else stick with the time we got */ + leases[i].expires = htonl(leases[i].expires); + fwrite(leases[i], sizeof(sturct dhcpOfferedAddr), 1, fp); + + /* Then restore it when done. */ + leases[i].expires = tmp_time; } } fclose(fp); |