/* vi: set sw=4 ts=4: */
-/* dhcpc.h */
+/*
+ * Licensed under GPLv2, see file LICENSE in this source tree.
+ */
+#ifndef UDHCP_DHCPC_H
+#define UDHCP_DHCPC_H 1
-#ifndef _DHCPC_H
-#define _DHCPC_H
+PUSH_AND_SET_FUNCTION_VISIBILITY_TO_HIDDEN
-#if __GNUC_PREREQ(4,1)
-# pragma GCC visibility push(hidden)
-#endif
-
-struct client_config_t {
- /* TODO: combine flag fields into single "unsigned opt" */
- /* (can be set directly to the result of getopt32) */
- char foreground; /* Do not fork */
- char quit_after_lease; /* Quit after obtaining lease */
- char release_on_quit; /* Perform release on quit */
- char abort_if_no_lease; /* Abort if no lease */
- char background_if_no_lease; /* Fork to background if no lease */
- char no_default_options; /* Do not include default optins in request */
+struct client_data_t {
+ uint8_t client_mac[6]; /* Our mac address */
+ IF_FEATURE_UDHCP_PORT(uint16_t port;)
+ int ifindex; /* Index number of the interface to use */
+ uint8_t opt_mask[256 / 8]; /* Bitmask of options to send (-O option) */
+// ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ TODO: DHCPv6 has 16-bit option numbers
const char *interface; /* The name of the interface to use */
char *pidfile; /* Optionally store the process ID */
const char *script; /* User script to run at dhcp events */
+ struct option_set *options; /* list of DHCP options to send to server */
uint8_t *clientid; /* Optional client id to use */
uint8_t *vendorclass; /* Optional vendor class-id to use */
uint8_t *hostname; /* Optional hostname to use */
uint8_t *fqdn; /* Optional fully qualified domain name to use */
- int ifindex; /* Index number of the interface to use */
-#if ENABLE_FEATURE_UDHCP_PORT
- uint16_t port;
-#endif
- uint8_t arp[6]; /* Our arp address */
- uint8_t opt_mask[256 / 8]; /* Bitmask of options to send (-O option) */
-};
+
+ unsigned first_secs;
+ unsigned last_secs;
+
+ int sockfd;
+ smallint listen_mode;
+ smallint state;
+} FIX_ALIASING;
/* server_config sits in 1st half of bb_common_bufsiz1 */
-#define client_config (*(struct client_config_t*)(&bb_common_bufsiz1[COMMON_BUFSIZE/2]))
+#define client_data (*(struct client_data_t*)(&bb_common_bufsiz1[COMMON_BUFSIZE / 2]))
#if ENABLE_FEATURE_UDHCP_PORT
-#define CLIENT_PORT (client_config.port)
+#define CLIENT_PORT (client_data.port)
+#define CLIENT_PORT6 (client_data.port)
#else
-#define CLIENT_PORT 68
-#endif
-
-
-/*** clientpacket.h ***/
-
-uint32_t random_xid(void);
-int send_discover(uint32_t xid, uint32_t requested);
-int send_selecting(uint32_t xid, uint32_t server, uint32_t requested);
-#if ENABLE_FEATURE_UDHCPC_ARPING
-int send_decline(uint32_t xid, uint32_t server, uint32_t requested);
+#define CLIENT_PORT 68
+#define CLIENT_PORT6 546
#endif
-int send_renew(uint32_t xid, uint32_t server, uint32_t ciaddr);
-int send_renew(uint32_t xid, uint32_t server, uint32_t ciaddr);
-int send_release(uint32_t server, uint32_t ciaddr);
-int udhcp_recv_raw_packet(struct dhcpMessage *payload, int fd);
-
-#if __GNUC_PREREQ(4,1)
-# pragma GCC visibility pop
-#endif
+POP_SAVED_FUNCTION_VISIBILITY
#endif