dhcpd.h File Reference

#include <winsock2.h>
#include <iphlpapi.h>
#include "stdint.h"
#include <pshpack1.h>
#include <poppack.h>
#include <sys/types.h>
#include <sys/stat.h>
#include <ctype.h>
#include <fcntl.h>
#include <limits.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <time.h>
#include "dhcp.h"
#include "tree.h"

Go to the source code of this file.

Data Structures
struct	ether_header
struct	ip
struct	udphdr
struct	option_data
struct	string_list
struct	iaddr
struct	iaddrlist
struct	packet
struct	hardware
struct	client_lease
struct	client_config
struct	client_state
struct	interface_info
struct	timeout
struct	protocol
struct	hash_bucket
struct	hash_table
Defines
#define	IFNAMSIZ   MAX_INTERFACE_NAME_LEN
#define	ETH_ALEN   6
#define	ETHER_ADDR_LEN   ETH_ALEN
#define	IP_RF   0x8000 /* reserved fragment flag */
#define	IP_DF   0x4000 /* dont fragment flag */
#define	IP_MF   0x2000 /* more fragments flag */
#define	IP_OFFMASK   0x1fff /* mask for fragmenting bits */
#define	ETHERTYPE_IP   0x0800
#define	IPTOS_LOWDELAY   0x10
#define	ARPHRD_ETHER   1
#define	SIZE_T_MAX   1600
#define	USE_SOCKET_RECEIVE
#define	USE_SOCKET_SEND
#define	LOCAL_PORT   68
#define	REMOTE_PORT   67
#define	DEFAULT_HASH_SIZE   97
#define	_PATH_DHCLIENT_CONF   "/etc/dhclient.conf"
#define	_PATH_DHCLIENT_DB   "/var/db/dhclient.leases"
#define	DHCPD_LOG_FACILITY   LOG_DAEMON
#define	MAX_TIME   0x7fffffff
#define	MIN_TIME   0
Enumerations
enum	dhcp_state {   S_REBOOTING, S_INIT, S_SELECTING, S_REQUESTING,   S_BOUND, S_RENEWING, S_REBINDING, S_STATIC }
Functions
int	cons_options (struct packet *, struct dhcp_packet *, int, struct tree_cache **, int, int, int, u_int8_t *, int)
char *	pretty_print_option (unsigned int, unsigned char *, int, int, int)
void	do_packet (struct interface_info *, struct dhcp_packet *, int, unsigned int, struct iaddr, struct hardware *)
void	error (char *,...) __attribute__((__format__(__printf__
void int	warning (char *,...) __attribute__((__format__(__printf__
void int int	note (char *,...) __attribute__((__format__(__printf__
void int int int	debug (char *,...) __attribute__((__format__(__printf__
void int int int int	parse_warn (char *,...) __attribute__((__format__(__printf__
void	new_parse (char *)
int	next_token (char **, FILE *)
int	peek_token (char **, FILE *)
void	skip_to_semi (FILE *)
int	parse_semi (FILE *)
char *	parse_string (FILE *)
int	parse_ip_addr (FILE *, struct iaddr *)
void	parse_hardware_param (FILE *, struct hardware *)
void	parse_lease_time (FILE *, time_t *)
unsigned char *	parse_numeric_aggregate (FILE *, unsigned char *, int *, int, int, int)
void	convert_num (unsigned char *, char *, int, int)
time_t	parse_date (FILE *)
pair	cons (caddr_t, pair)
struct string_list *	new_string_list (size_t size)
struct hash_table *	new_hash_table (int)
struct hash_bucket *	new_hash_bucket (void)
void	dfree (void *, char *)
void	free_hash_bucket (struct hash_bucket *, char *)
int	if_register_bpf (struct interface_info *)
void	if_register_send (struct interface_info *)
void	if_register_receive (struct interface_info *)
ssize_t	send_packet (struct interface_info *, struct dhcp_packet *, size_t, struct in_addr, struct sockaddr_in *, struct hardware *)
ssize_t	receive_packet (struct interface_info *, unsigned char *, size_t, struct sockaddr_in *, struct hardware *)
void	discover_interfaces (struct interface_info *)
void	reinitialize_interfaces (void)
void	dispatch (void)
void	got_one (struct protocol *)
void	add_timeout (time_t, void(*)(void *), void *)
void	cancel_timeout (void(*)(void *), void *)
void	add_protocol (char *, int, void(*)(struct protocol *), void *)
void	remove_protocol (struct protocol *)
struct protocol *	find_protocol_by_adapter (struct interface_info *)
int	interface_link_status (char *)
struct hash_table *	new_hash (void)
void	add_hash (struct hash_table *, unsigned char *, int, unsigned char *)
unsigned char *	hash_lookup (struct hash_table *, unsigned char *, int)
void	initialize_universes (void)
u_int32_t	getULong (unsigned char *)
int32_t	getLong (unsigned char *)
u_int16_t	getUShort (unsigned char *)
int16_t	getShort (unsigned char *)
void	putULong (unsigned char *, u_int32_t)
void	putLong (unsigned char *, int32_t)
void	putUShort (unsigned char *, unsigned int)
void	putShort (unsigned char *, int)
struct iaddr	subnet_number (struct iaddr, struct iaddr)
struct iaddr	broadcast_addr (struct iaddr, struct iaddr)
int	addr_eq (struct iaddr, struct iaddr)
char *	piaddr (struct iaddr)
void	dhcpoffer (struct packet *)
void	dhcpack (struct packet *)
void	dhcpnak (struct packet *)
void	send_discover (void *)
void	send_request (void *)
void	send_decline (void *)
void	state_reboot (void *)
void	state_init (void *)
void	state_selecting (void *)
void	state_requesting (void *)
void	state_bound (void *)
void	state_panic (void *)
void	bind_lease (struct interface_info *)
void	make_discover (struct interface_info *, struct client_lease *)
void	make_request (struct interface_info *, struct client_lease *)
void	make_decline (struct interface_info *, struct client_lease *)
void	free_client_lease (struct client_lease *)
void	rewrite_client_leases (struct interface_info *)
void	write_client_lease (struct interface_info *, struct client_lease *, int)
void	priv_script_init (struct interface_info *, char *, char *)
void	priv_script_write_params (struct interface_info *, char *, struct client_lease *)
int	priv_script_go (void)
void	script_init (char *, struct string_list *)
void	script_write_params (char *, struct client_lease *)
int	script_go (void)
void	client_envadd (struct client_state *, const char *, const char *, const char *,...)
void	script_set_env (struct client_state *, const char *, const char *, const char *)
void	script_flush_env (struct client_state *)
int	dhcp_option_ev_name (char *, size_t, struct dhcp_option *)
struct client_lease *	packet_to_lease (struct packet *)
void	go_daemon (void)
void	client_location_changed (void)
void	bootp (struct packet *)
void	dhcp (struct packet *)
void	assemble_hw_header (struct interface_info *, unsigned char *, int *, struct hardware *)
void	assemble_udp_ip_header (unsigned char *, int *, u_int32_t, u_int32_t, unsigned int, unsigned char *, int)
ssize_t	decode_hw_header (unsigned char *, int, struct hardware *)
ssize_t	decode_udp_ip_header (unsigned char *, int, struct sockaddr_in *, unsigned char *, int)
void	assemble_ethernet_header (struct interface_info *, unsigned char *, int *, struct hardware *)
ssize_t	decode_ethernet_header (struct interface_info *, unsigned char *, int, struct hardware *)
int	read_client_conf (struct interface_info *)
void	read_client_leases (void)
void	parse_client_statement (FILE *, struct interface_info *, struct client_config *)
int	parse_X (FILE *, u_int8_t *, int)
int	parse_option_list (FILE *, u_int8_t *)
void	parse_interface_declaration (FILE *, struct client_config *)
struct interface_info *	interface_or_dummy (char *)
void	make_client_state (struct interface_info *)
void	make_client_config (struct interface_info *, struct client_config *)
void	parse_client_lease_statement (FILE *, int)
void	parse_client_lease_declaration (FILE *, struct client_lease *, struct interface_info **)
struct dhcp_option *	parse_option_decl (FILE *, struct option_data *)
void	parse_string_list (FILE *, struct string_list **, int)
void	parse_reject_statement (FILE *, struct client_config *)
struct buf *	buf_open (size_t)
int	buf_add (struct buf *, void *, size_t)
int	buf_close (int, struct buf *)
ssize_t	buf_read (int, void *, size_t)
void	dispatch_imsg (int)
Variables
int	warnings_occurred
void int int int int int	lexline
void int int int int int	lexchar
char *	token_line
char *	tlname
char	comments [4096]
int	comment_index
int	eol_token
void(*	bootp_packet_handler )(struct interface_info *, struct dhcp_packet *, int, unsigned int, struct iaddr, struct hardware *)
struct dhcp_option	dhcp_options [256]
unsigned char	dhcp_option_default_priority_list []
int	sizeof_dhcp_option_default_priority_list
struct hash_table	universe_hash
struct universe	dhcp_universe
char *	path_dhclient_conf
char *	path_dhclient_db
time_t	cur_time
int	log_priority
int	log_perror
struct client_config	top_level_config