dhcpd.h

DHCP服务器源码

char *quotify_buf (const unsigned char *, unsigned, const char *, int);
char *print_base64 (const unsigned char *, unsigned, const char *, int);
char *print_hw_addr PROTO ((int, int, unsigned char *));
void print_lease PROTO ((struct lease *));
void dump_raw PROTO ((const unsigned char *, unsigned));
void dump_packet_option (struct option_cache *, struct packet *,
			 struct lease *, struct client_state *,
			 struct option_state *, struct option_state *,
			 struct binding_scope **, struct universe *, void *);
void dump_packet PROTO ((struct packet *));
void hash_dump PROTO ((struct hash_table *));
char *print_hex_1 PROTO ((unsigned, const u_int8_t *, unsigned));
char *print_hex_2 PROTO ((unsigned, const u_int8_t *, unsigned));
char *print_hex_3 PROTO ((unsigned, const u_int8_t *, unsigned));
char *print_dotted_quads PROTO ((unsigned, const u_int8_t *));
char *print_dec_1 PROTO ((unsigned long));
char *print_dec_2 PROTO ((unsigned long));
void print_expression PROTO ((const char *, struct expression *));
int token_print_indent_concat (FILE *, int, int,
			       const char *, const char *, ...);
int token_indent_data_string (FILE *, int, int, const char *, const char *,
			      struct data_string *);
int token_print_indent (FILE *, int, int,
			const char *, const char *, const char *);
void indent_spaces (FILE *, int);
#if defined (NSUPDATE)
void print_dns_status (int, ns_updque *);
#endif

/* socket.c */
#if defined (USE_SOCKET_SEND) || defined (USE_SOCKET_RECEIVE) \
	|| defined (USE_SOCKET_FALLBACK)
int if_register_socket PROTO ((struct interface_info *));
#endif

#if defined (USE_SOCKET_FALLBACK) && !defined (USE_SOCKET_SEND)
void if_reinitialize_fallback PROTO ((struct interface_info *));
void if_register_fallback PROTO ((struct interface_info *));
ssize_t send_fallback PROTO ((struct interface_info *,
			      struct packet *, struct dhcp_packet *, size_t, 
			      struct in_addr,
			      struct sockaddr_in *, struct hardware *));
#endif

#ifdef USE_SOCKET_SEND
void if_reinitialize_send PROTO ((struct interface_info *));
void if_register_send PROTO ((struct interface_info *));
void if_deregister_send PROTO ((struct interface_info *));
ssize_t send_packet PROTO ((struct interface_info *,
			    struct packet *, struct dhcp_packet *, size_t, 
			    struct in_addr,
			    struct sockaddr_in *, struct hardware *));
#endif
#ifdef USE_SOCKET_RECEIVE
void if_reinitialize_receive PROTO ((struct interface_info *));
void if_register_receive PROTO ((struct interface_info *));
void if_deregister_receive PROTO ((struct interface_info *));
ssize_t receive_packet PROTO ((struct interface_info *,
			       unsigned char *, size_t,
			       struct sockaddr_in *, struct hardware *));
#endif

#if defined (USE_SOCKET_FALLBACK)
isc_result_t fallback_discard PROTO ((omapi_object_t *));
#endif

#if defined (USE_SOCKET_SEND)
int can_unicast_without_arp PROTO ((struct interface_info *));
int can_receive_unicast_unconfigured PROTO ((struct interface_info *));
int supports_multiple_interfaces (struct interface_info *);
void maybe_setup_fallback PROTO ((void));
#endif

/* bpf.c */
#if defined (USE_BPF_SEND) || defined (USE_BPF_RECEIVE)
int if_register_bpf PROTO ( (struct interface_info *));
#endif
#ifdef USE_BPF_SEND
void if_reinitialize_send PROTO ((struct interface_info *));
void if_register_send PROTO ((struct interface_info *));
void if_deregister_send PROTO ((struct interface_info *));
ssize_t send_packet PROTO ((struct interface_info *,
			    struct packet *, struct dhcp_packet *, size_t,
			    struct in_addr,
			    struct sockaddr_in *, struct hardware *));
#endif
#ifdef USE_BPF_RECEIVE
void if_reinitialize_receive PROTO ((struct interface_info *));
void if_register_receive PROTO ((struct interface_info *));
void if_deregister_receive PROTO ((struct interface_info *));
ssize_t receive_packet PROTO ((struct interface_info *,
			       unsigned char *, size_t,
			       struct sockaddr_in *, struct hardware *));
#endif
#if defined (USE_BPF_SEND)
int can_unicast_without_arp PROTO ((struct interface_info *));
int can_receive_unicast_unconfigured PROTO ((struct interface_info *));
int supports_multiple_interfaces (struct interface_info *);
void maybe_setup_fallback PROTO ((void));
#endif

/* lpf.c */
#if defined (USE_LPF_SEND) || defined (USE_LPF_RECEIVE)
int if_register_lpf PROTO ( (struct interface_info *));
#endif
#ifdef USE_LPF_SEND
void if_reinitialize_send PROTO ((struct interface_info *));
void if_register_send PROTO ((struct interface_info *));
void if_deregister_send PROTO ((struct interface_info *));
ssize_t send_packet PROTO ((struct interface_info *,
			    struct packet *, struct dhcp_packet *, size_t,
			    struct in_addr,
			    struct sockaddr_in *, struct hardware *));
#endif
#ifdef USE_LPF_RECEIVE
void if_reinitialize_receive PROTO ((struct interface_info *));
void if_register_receive PROTO ((struct interface_info *));
void if_deregister_receive PROTO ((struct interface_info *));
ssize_t receive_packet PROTO ((struct interface_info *,
			       unsigned char *, size_t,
			       struct sockaddr_in *, struct hardware *));
#endif
#if defined (USE_LPF_SEND)
int can_unicast_without_arp PROTO ((struct interface_info *));
int can_receive_unicast_unconfigured PROTO ((struct interface_info *));
int supports_multiple_interfaces (struct interface_info *);
void maybe_setup_fallback PROTO ((void));
#endif

/* nit.c */
#if defined (USE_NIT_SEND) || defined (USE_NIT_RECEIVE)
int if_register_nit PROTO ( (struct interface_info *));
#endif

#ifdef USE_NIT_SEND
void if_reinitialize_send PROTO ((struct interface_info *));
void if_register_send PROTO ((struct interface_info *));
void if_deregister_send PROTO ((struct interface_info *));
ssize_t send_packet PROTO ((struct interface_info *,
			    struct packet *, struct dhcp_packet *, size_t,
			    struct in_addr,
			    struct sockaddr_in *, struct hardware *));
#endif
#ifdef USE_NIT_RECEIVE
void if_reinitialize_receive PROTO ((struct interface_info *));
void if_register_receive PROTO ((struct interface_info *));
void if_deregister_receive PROTO ((struct interface_info *));
ssize_t receive_packet PROTO ((struct interface_info *,
			       unsigned char *, size_t,
			       struct sockaddr_in *, struct hardware *));
#endif
#if defined (USE_NIT_SEND)
int can_unicast_without_arp PROTO ((struct interface_info *));
int can_receive_unicast_unconfigured PROTO ((struct interface_info *));
int supports_multiple_interfaces (struct interface_info *);
void maybe_setup_fallback PROTO ((void));
#endif

/* dlpi.c */
#if defined (USE_DLPI_SEND) || defined (USE_DLPI_RECEIVE)
int if_register_dlpi PROTO ( (struct interface_info *));
#endif

#ifdef USE_DLPI_SEND
void if_reinitialize_send PROTO ((struct interface_info *));
void if_register_send PROTO ((struct interface_info *));
void if_deregister_send PROTO ((struct interface_info *));
ssize_t send_packet PROTO ((struct interface_info *,
			    struct packet *, struct dhcp_packet *, size_t,
			    struct in_addr,
			    struct sockaddr_in *, struct hardware *));
#endif
#ifdef USE_DLPI_RECEIVE
void if_reinitialize_receive PROTO ((struct interface_info *));
void if_register_receive PROTO ((struct interface_info *));
void if_deregister_receive PROTO ((struct interface_info *));
ssize_t receive_packet PROTO ((struct interface_info *,
			       unsigned char *, size_t,
			       struct sockaddr_in *, struct hardware *));
#endif


/* raw.c */
#ifdef USE_RAW_SEND
void if_reinitialize_send PROTO ((struct interface_info *));
void if_register_send PROTO ((struct interface_info *));
void if_deregister_send PROTO ((struct interface_info *));
ssize_t send_packet PROTO ((struct interface_info *,
			    struct packet *, struct dhcp_packet *, size_t,
			    struct in_addr,
			    struct sockaddr_in *, struct hardware *));
int can_unicast_without_arp PROTO ((struct interface_info *));
int can_receive_unicast_unconfigured PROTO ((struct interface_info *));
int supports_multiple_interfaces (struct interface_info *);
void maybe_setup_fallback PROTO ((void));
#endif

/* discover.c */
extern struct interface_info *interfaces,
	*dummy_interfaces, *fallback_interface;
extern struct protocol *protocols;
extern int quiet_interface_discovery;
isc_result_t interface_setup (void);
void interface_trace_setup (void);

extern struct in_addr limited_broadcast;
extern struct in_addr local_address;

extern u_int16_t local_port;
extern u_int16_t remote_port;
extern int (*dhcp_interface_setup_hook) (struct interface_info *,
					 struct iaddr *);
extern int (*dhcp_interface_discovery_hook) (struct interface_info *);
isc_result_t (*dhcp_interface_startup_hook) (struct interface_info *);

extern void (*bootp_packet_handler) PROTO ((struct interface_info *,
					    struct dhcp_packet *, unsigned,
					    unsigned int,
					    struct iaddr, struct hardware *));
extern struct timeout *timeouts;
extern omapi_object_type_t *dhcp_type_interface;
#if defined (TRACING)
trace_type_t *interface_trace;
trace_type_t *inpacket_trace;
trace_type_t *outpacket_trace;
#endif
extern struct interface_info **interface_vector;
extern int interface_count;
extern int interface_max;
isc_result_t interface_initialize (omapi_object_t *, const char *, int);
void discover_interfaces PROTO ((int));
int setup_fallback (struct interface_info **, const char *, int);
int if_readsocket PROTO ((omapi_object_t *));
void reinitialize_interfaces PROTO ((void));

/* dispatch.c */
void set_time (u_int32_t);
struct timeval *process_outstanding_timeouts (struct timeval *);
void dispatch PROTO ((void));
isc_result_t got_one PROTO ((omapi_object_t *));
isc_result_t interface_set_value (omapi_object_t *, omapi_object_t *,
				  omapi_data_string_t *, omapi_typed_data_t *);
isc_result_t interface_get_value (omapi_object_t *, omapi_object_t *,
				  omapi_data_string_t *, omapi_value_t **); 
isc_result_t interface_destroy (omapi_object_t *, const char *, int);
isc_result_t interface_signal_handler (omapi_object_t *,
				       const char *, va_list);
isc_result_t interface_stuff_values (omapi_object_t *,
				     omapi_object_t *,
				     omapi_object_t *);

void add_timeout PROTO ((TIME, void (*) PROTO ((void *)), void *,
			 tvref_t, tvunref_t));
void cancel_timeout PROTO ((void (*) PROTO ((void *)), void *));
void cancel_all_timeouts (void);
void relinquish_timeouts (void);
#if 0
struct protocol *add_protocol PROTO ((const char *, int,
				      void (*) PROTO ((struct protocol *)),
				      void *));

void remove_protocol PROTO ((struct protocol *));
#endif
OMAPI_OBJECT_ALLOC_DECL (interface,
			 struct interface_info, dhcp_type_interface)

/* tables.c */
extern struct universe dhcp_universe;
extern struct option dhcp_options [256];
extern struct universe nwip_universe;
extern struct option nwip_options [256];
extern struct universe fqdn_universe;
extern struct option fqdn_options [256];
extern int dhcp_option_default_priority_list [];
extern int dhcp_option_default_priority_list_count;
extern const char *hardware_types [256];
int universe_count, universe_max;
struct universe **universes;
extern universe_hash_t *universe_hash;
void initialize_common_option_spaces PROTO ((void));
struct universe *config_universe;

/* stables.c */
#if defined (FAILOVER_PROTOCOL)
extern failover_option_t null_failover_option;
extern failover_option_t skip_failover_option;
extern struct failover_option_info ft_options [];
extern u_int32_t fto_allowed [];
extern int ft_sizes [];
extern const char *dhcp_flink_state_names [];
#endif
extern const char *binding_state_names [];

extern struct universe agent_universe;
extern struct option agent_options [256];
extern struct universe server_universe;
extern struct option server_options [256];

extern struct enumeration ddns_styles;
extern struct enumeration syslog_enum;
void initialize_server_option_spaces PROTO ((void));

/* inet.c */
struct iaddr subnet_number PROTO ((struct iaddr, struct iaddr));
struct iaddr ip_addr PROTO ((struct iaddr, struct iaddr, u_int32_t));
struct iaddr broadcast_addr PROTO ((struct iaddr, struct iaddr));
u_int32_t host_addr PROTO ((struct iaddr, struct iaddr));
int addr_eq PROTO ((struct iaddr, struct iaddr));
char *piaddr PROTO ((struct iaddr));
char *piaddrmask (struct iaddr, struct iaddr, const char *, int);
char *piaddr1 PROTO ((struct iaddr));

/* dhclient.c */
extern const char *path_dhclient_conf;
extern const char *path_dhclient_db;
extern const char *path_dhclient_pid;
extern char *path_dhclient_script;
extern int interfaces_requested;

extern struct client_config top_level_config;

void dhcpoffer PROTO ((struct packet *));
void dhcpack PROTO ((struct packet *));
void dhcpnak PROTO ((struct packet *));

void send_discover PROTO ((void *));
void send_request PROTO ((void *));
void send_release PROTO ((void *));
void send_decline PROTO ((void *));

void state_reboot PROTO ((void *));
void state_init PROTO ((void *));
void state_selecting PROTO ((void *));
void state_requesting PROTO ((void *));
void state_bound PROTO ((void *));
void state_stop PROTO ((void *));
void state_panic PROTO ((void *));

void bind_lease PROTO ((struct client_state *));

void make_client_options PROTO ((struct client_state *,
				 struct client_lease *, u_int8_t *,
				 struct option_cache *, struct iaddr *,
				 u_int32_t *, struct option_state **));
void make_discover PROTO ((struct client_state *, struct client_lease *));
void make_request PROTO ((struct client_state *, struct client_lease *));
void make_decline PROTO ((struct client_state *, struct client_lease *));
void make_release PROTO ((struct client_state *, struct client_lease *));

void destroy_client_lease PROTO ((struct client_lease *));
void rewrite_client_leases PROTO ((void));
void write_lease_option (struct option_cache *, struct packet *,
			 struct lease *, struct client_state *,
			 struct option_state *, struct option_state *,
			 struct binding_scope **, struct universe *, void *);
int write_client_lease PROTO ((struct client_state *,
			       struct client_lease *, int, int));
int dhcp_option_ev_name (char *, size_t, struct option *);

void script_init PROTO ((struct client_state *, const char *,
			 struct string_list *));
void client_option_envadd (struct option_cache *, struct packet *,
			   struct lease *, struct client_state *,
			   struct option_state *, struct option_state *,
			   struct binding_scope **, struct universe *, void *);
void script_write_params PROTO ((struct client_state *,
				 const char *, struct client_lease *));
int script_go PROTO ((struct client_state *));
void client_envadd (struct client_state *,
		    const char *, const char *, const char *, ...)
	__attribute__((__format__(__printf__,4,5)));

struct client_lease *packet_to_lease (struct packet *, struct client_state *);
void go_daemon PROTO ((void));
void write_client_pid_file PROTO ((void));
void client_location_changed PROTO ((