1 /* vi: set sw=4 ts=4: */
4 #define UDHCP_DHCPC_H 1
6 PUSH_AND_SET_FUNCTION_VISIBILITY_TO_HIDDEN
8 struct client_config_t {
9 uint8_t client_mac[6]; /* Our arp address */
10 /* TODO: combine flag fields into single "unsigned opt" */
11 /* (can be set directly to the result of getopt32) */
12 char no_default_options; /* Do not include default optins in request */
13 IF_FEATURE_UDHCP_PORT(uint16_t port;)
14 int ifindex; /* Index number of the interface to use */
15 uint8_t opt_mask[256 / 8]; /* Bitmask of options to send (-O option) */
16 const char *interface; /* The name of the interface to use */
17 char *pidfile; /* Optionally store the process ID */
18 const char *script; /* User script to run at dhcp events */
19 uint8_t *clientid; /* Optional client id to use */
20 uint8_t *vendorclass; /* Optional vendor class-id to use */
21 uint8_t *hostname; /* Optional hostname to use */
22 uint8_t *fqdn; /* Optional fully qualified domain name to use */
25 /* server_config sits in 1st half of bb_common_bufsiz1 */
26 #define client_config (*(struct client_config_t*)(&bb_common_bufsiz1[COMMON_BUFSIZE / 2]))
28 #if ENABLE_FEATURE_UDHCP_PORT
29 #define CLIENT_PORT (client_config.port)
31 #define CLIENT_PORT 68
35 /*** clientpacket.h ***/
37 uint32_t random_xid(void) FAST_FUNC;
38 int send_discover(uint32_t xid, uint32_t requested) FAST_FUNC;
39 int send_select(uint32_t xid, uint32_t server, uint32_t requested) FAST_FUNC;
40 #if ENABLE_FEATURE_UDHCPC_ARPING
41 int send_decline(uint32_t xid, uint32_t server, uint32_t requested) FAST_FUNC;
43 int send_renew(uint32_t xid, uint32_t server, uint32_t ciaddr) FAST_FUNC;
44 int send_renew(uint32_t xid, uint32_t server, uint32_t ciaddr) FAST_FUNC;
45 int send_release(uint32_t server, uint32_t ciaddr) FAST_FUNC;
47 int udhcp_recv_raw_packet(struct dhcpMessage *payload, int fd) FAST_FUNC;
49 POP_SAVED_FUNCTION_VISIBILITY