diff options
Diffstat (limited to 'networking/udhcp/leases.h')
| -rw-r--r-- | networking/udhcp/leases.h | 24 |
1 files changed, 24 insertions, 0 deletions
diff --git a/networking/udhcp/leases.h b/networking/udhcp/leases.h new file mode 100644 index 0000000..bc50f68 --- /dev/null +++ b/networking/udhcp/leases.h @@ -0,0 +1,24 @@ +/* leases.h */ +#ifndef _LEASES_H +#define _LEASES_H + + +struct dhcpOfferedAddr { + u_int8_t chaddr[16]; + u_int32_t yiaddr; /* network order */ + u_int32_t expires; /* host order */ +}; + +extern unsigned char blank_chaddr[]; + +void clear_lease(u_int8_t *chaddr, u_int32_t yiaddr); +struct dhcpOfferedAddr *add_lease(u_int8_t *chaddr, u_int32_t yiaddr, unsigned long lease); +int lease_expired(struct dhcpOfferedAddr *lease); +struct dhcpOfferedAddr *oldest_expired_lease(void); +struct dhcpOfferedAddr *find_lease_by_chaddr(u_int8_t *chaddr); +struct dhcpOfferedAddr *find_lease_by_yiaddr(u_int32_t yiaddr); +u_int32_t find_address(int check_expired); +int check_ip(u_int32_t addr); + + +#endif |