1 /* vi: set sw=4 ts=4: */
8 # pragma GCC visibility push(hidden)
11 struct client_config_t {
12 /* TODO: combine flag fields into single "unsigned opt" */
13 /* (can be set directly to the result of getopt32) */
14 char foreground; /* Do not fork */
15 char quit_after_lease; /* Quit after obtaining lease */
16 char release_on_quit; /* Perform release on quit */
17 char abort_if_no_lease; /* Abort if no lease */
18 char background_if_no_lease; /* Fork to background if no lease */
19 char no_default_options; /* Do not include default optins in request */
20 const char *interface; /* The name of the interface to use */
21 char *pidfile; /* Optionally store the process ID */
22 const char *script; /* User script to run at dhcp events */
23 uint8_t *clientid; /* Optional client id to use */
24 uint8_t *vendorclass; /* Optional vendor class-id to use */
25 uint8_t *hostname; /* Optional hostname to use */
26 uint8_t *fqdn; /* Optional fully qualified domain name to use */
27 int ifindex; /* Index number of the interface to use */
28 #if ENABLE_FEATURE_UDHCP_PORT
31 uint8_t arp[6]; /* Our arp address */
32 uint8_t opt_mask[256 / 8]; /* Bitmask of options to send (-O option) */
35 /* server_config sits in 1st half of bb_common_bufsiz1 */
36 #define client_config (*(struct client_config_t*)(&bb_common_bufsiz1[COMMON_BUFSIZE/2]))
38 #if ENABLE_FEATURE_UDHCP_PORT
39 #define CLIENT_PORT (client_config.port)
41 #define CLIENT_PORT 68
45 /*** clientpacket.h ***/
47 uint32_t random_xid(void);
48 int send_discover(uint32_t xid, uint32_t requested);
49 int send_selecting(uint32_t xid, uint32_t server, uint32_t requested);
50 #if ENABLE_FEATURE_UDHCPC_ARPING
51 int send_decline(uint32_t xid, uint32_t server, uint32_t requested);
53 int send_renew(uint32_t xid, uint32_t server, uint32_t ciaddr);
54 int send_renew(uint32_t xid, uint32_t server, uint32_t ciaddr);
55 int send_release(uint32_t server, uint32_t ciaddr);
57 int udhcp_recv_raw_packet(struct dhcpMessage *payload, int fd);
59 #if __GNUC_PREREQ(4,1)
60 # pragma GCC visibility pop