dhcp: add FAST_FUNC as appropriate. -160 bytes.
[oweals/busybox.git] / networking / udhcp / dhcpc.h
1 /* vi: set sw=4 ts=4: */
2 /* dhcpc.h */
3
4 #ifndef _DHCPC_H
5 #define _DHCPC_H
6
7 #if __GNUC_PREREQ(4,1)
8 # pragma GCC visibility push(hidden)
9 #endif
10
11 struct client_config_t {
12         uint8_t arp[6];                 /* Our arp address */
13         /* TODO: combine flag fields into single "unsigned opt" */
14         /* (can be set directly to the result of getopt32) */
15         char no_default_options;        /* Do not include default optins in request */
16         USE_FEATURE_UDHCP_PORT(uint16_t port;)
17         int ifindex;                    /* Index number of the interface to use */
18         uint8_t opt_mask[256 / 8];      /* Bitmask of options to send (-O option) */
19         const char *interface;          /* The name of the interface to use */
20         char *pidfile;                  /* Optionally store the process ID */
21         const char *script;             /* User script to run at dhcp events */
22         uint8_t *clientid;              /* Optional client id to use */
23         uint8_t *vendorclass;           /* Optional vendor class-id to use */
24         uint8_t *hostname;              /* Optional hostname to use */
25         uint8_t *fqdn;                  /* Optional fully qualified domain name to use */
26 };
27
28 /* server_config sits in 1st half of bb_common_bufsiz1 */
29 #define client_config (*(struct client_config_t*)(&bb_common_bufsiz1[COMMON_BUFSIZE / 2]))
30
31 #if ENABLE_FEATURE_UDHCP_PORT
32 #define CLIENT_PORT (client_config.port)
33 #else
34 #define CLIENT_PORT 68
35 #endif
36
37
38 /*** clientpacket.h ***/
39
40 uint32_t random_xid(void) FAST_FUNC;
41 int send_discover(uint32_t xid, uint32_t requested) FAST_FUNC;
42 int send_selecting(uint32_t xid, uint32_t server, uint32_t requested) FAST_FUNC;
43 #if ENABLE_FEATURE_UDHCPC_ARPING
44 int send_decline(uint32_t xid, uint32_t server, uint32_t requested) FAST_FUNC;
45 #endif
46 int send_renew(uint32_t xid, uint32_t server, uint32_t ciaddr) FAST_FUNC;
47 int send_renew(uint32_t xid, uint32_t server, uint32_t ciaddr) FAST_FUNC;
48 int send_release(uint32_t server, uint32_t ciaddr) FAST_FUNC;
49
50 int udhcp_recv_raw_packet(struct dhcpMessage *payload, int fd) FAST_FUNC;
51
52 #if __GNUC_PREREQ(4,1)
53 # pragma GCC visibility pop
54 #endif
55
56 #endif