3 Definitions for dhcpd... */
6 * Copyright (c) 2004-2005 by Internet Systems Consortium, Inc. ("ISC")
7 * Copyright (c) 1996-2003 by Internet Software Consortium
9 * Permission to use, copy, modify, and distribute this software for any
10 * purpose with or without fee is hereby granted, provided that the above
11 * copyright notice and this permission notice appear in all copies.
13 * THE SOFTWARE IS PROVIDED "AS IS" AND ISC DISCLAIMS ALL WARRANTIES
14 * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
15 * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL ISC BE LIABLE FOR
16 * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
17 * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
18 * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT
19 * OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
21 * Internet Systems Consortium, Inc.
23 * Redwood City, CA 94063
27 * This software has been written for Internet Systems Consortium
28 * by Ted Lemon in cooperation with Vixie Enterprises and Nominum, Inc.
29 * To learn more about Internet Systems Consortium, see
30 * ``http://www.isc.org/''. To learn more about Vixie Enterprises,
31 * see ``http://www.vix.com''. To learn more about Nominum, Inc., see
32 * ``http://www.nominum.com''.
36 #include <sys/types.h>
37 #include <netinet/in.h>
38 #include <sys/socket.h>
40 #include <arpa/inet.h>
44 #define fd_set cygwin_fd_set
45 #include <sys/types.h>
59 #include "arpa/nameser.h"
60 #if defined (NSUPDATE)
61 # include "minires/minires.h"
65 typedef struct hash_table group_hash_t
;
66 typedef struct hash_table universe_hash_t
;
67 typedef struct hash_table option_name_hash_t
;
68 typedef struct hash_table option_code_hash_t
;
69 typedef struct hash_table dns_zone_hash_t
;
70 typedef struct hash_table lease_hash_t
;
71 typedef struct hash_table host_hash_t
;
72 typedef struct hash_table class_hash_t
;
75 #include "statement.h"
80 #include <isc-dhcp/result.h>
81 #include <omapip/omapip_p.h>
83 #if !defined (BYTE_NAME_HASH_SIZE)
84 # define BYTE_NAME_HASH_SIZE 401 /* Default would be rediculous. */
86 #if !defined (BYTE_CODE_HASH_SIZE)
87 # define BYTE_CODE_HASH_SIZE 254 /* Default would be rediculous. */
90 #if !defined (WORD_NAME_HASH_SIZE)
91 # define WORD_NAME_HASH_SIZE 0 /* Default. */
93 #if !defined (WORD_CODE_HASH_SIZE)
94 # define WORD_CODE_HASH_SIZE 0 /* Default. */
97 #if !defined (QUAD_NAME_HASH_SIZE)
98 # define QUAD_NAME_HASH_SIZE WORD_NAME_HASH_SIZE
100 #if !defined (QUAD_CODE_HASH_SIZE)
101 # define QUAD_CODE_HASH_SIZE WORD_CODE_HASH_SIZE
104 #if !defined (DNS_HASH_SIZE)
105 # define DNS_HASH_SIZE 0 /* Default. */
108 /* Default size to use for name/code hashes on user-defined option spaces. */
109 #if !defined (DEFAULT_SPACE_HASH_SIZE)
110 # define DEFAULT_SPACE_HASH_SIZE 11
113 #if !defined (NWIP_HASH_SIZE)
114 # define NWIP_HASH_SIZE 11 /* A really small table. */
117 #if !defined (FQDN_HASH_SIZE)
118 # define FQDN_HASH_SIZE 7 /* A rediculously small table. */
121 #if !defined (VIVCO_HASH_SIZE)
122 # define VIVCO_HASH_SIZE QUAD_CODE_HASH_SIZE
125 #if !defined (VIVSO_HASH_SIZE)
126 # define VIVSO_HASH_SIZE VIVCO_HASH_SIZE
129 #if !defined (VIV_ISC_HASH_SIZE)
130 # define VIV_ISC_HASH_SIZE 3 /* An incredulously small table. */
133 #if !defined (UNIVERSE_HASH_SIZE)
134 # define UNIVERSE_HASH_SIZE 11 /* A really small table. */
137 #if !defined (GROUP_HASH_SIZE)
138 # define GROUP_HASH_SIZE 0 /* Default. */
141 #if !defined (HOST_HASH_SIZE)
142 # define HOST_HASH_SIZE 0 /* Default. */
145 #if !defined (LEASE_HASH_SIZE)
146 # define LEASE_HASH_SIZE 0 /* Default. */
149 #if !defined (SCLASS_HASH_SIZE)
150 # define SCLASS_HASH_SIZE 1009 /* A less than gigantic sized table. */
153 #if !defined (AGENT_HASH_SIZE)
154 # define AGENT_HASH_SIZE 11 /* A really small table. */
157 #if !defined (SERVER_HASH_SIZE)
158 # define SERVER_HASH_SIZE (sizeof(server_options) / sizeof(struct option))
163 #if !defined (OPTION_HASH_SIZE)
164 # define OPTION_HASH_SIZE 17
165 # define OPTION_HASH_PTWO 32 /* Next power of two above option hash. */
166 # define OPTION_HASH_EXP 5 /* The exponent for that power of two. */
169 #define compute_option_hash(x) \
170 (((x) & (OPTION_HASH_PTWO - 1)) + \
171 (((x) >> OPTION_HASH_EXP) & \
172 (OPTION_HASH_PTWO - 1))) % OPTION_HASH_SIZE;
174 enum dhcp_shutdown_state
{
176 shutdown_omapi_connections
,
177 shutdown_drop_omapi_connections
,
182 /* Client FQDN option, failover FQDN option, etc. */
189 #include "failover.h"
191 /* A parsing context. */
208 enum dhcp_token token
;
215 char comments
[4096];
218 int warnings_occurred
;
221 unsigned bufix
, buflen
;
225 /* Variable-length array of data. */
228 struct string_list
*next
;
232 /* A name server, from /etc/resolv.conf. */
234 struct name_server
*next
;
235 struct sockaddr_in addr
;
239 /* A domain search list element. */
240 struct domain_search_list
{
241 struct domain_search_list
*next
;
246 /* Option tag structures are used to build chains of option tags, for
247 when we're sure we're not going to have enough of them to justify
248 maintaining an array. */
251 struct option_tag
*next
;
255 /* An agent option structure. We need a special structure for the
256 Relay Agent Information option because if more than one appears in
257 a message, we have to keep them seperate. */
259 struct agent_options
{
260 struct agent_options
*next
;
262 struct option_tag
*first
;
265 struct option_cache
{
267 struct option_cache
*next
;
268 struct expression
*expression
;
269 struct option
*option
;
270 struct data_string data
;
272 #define OPTION_HAD_NULLS 0x00000001
276 struct option_state
{
281 VOIDPTR universes
[1];
284 /* A dhcp packet and the pointers to its option values. */
286 struct dhcp_packet
*raw
;
288 unsigned packet_length
;
292 struct iaddr client_addr
;
293 struct interface_info
*interface
; /* Interface on which packet
295 struct hardware
*haddr
; /* Physical link address
296 of local sender (maybe gateway). */
298 /* Information for relay agent options (see
299 draft-ietf-dhc-agent-options-xx.txt). */
300 u_int8_t
*circuit_id
; /* Circuit ID of client connection. */
302 u_int8_t
*remote_id
; /* Remote ID of client. */
305 int got_requested_address
; /* True if client sent the
306 dhcp-requested-address option. */
308 struct shared_network
*shared_network
;
309 struct option_state
*options
;
311 #if !defined (PACKET_MAX_CLASSES)
312 # define PACKET_MAX_CLASSES 5
315 struct class *classes
[PACKET_MAX_CLASSES
];
321 /* A network interface's MAC address. */
332 server_hibernate
= 3,
334 } control_object_state_t
;
337 OMAPI_OBJECT_PREAMBLE
;
338 control_object_state_t state
;
339 } dhcp_control_object_t
;
344 #define FTS_EXPIRED 3
345 #define FTS_RELEASED 4
346 #define FTS_ABANDONED 5
349 typedef u_int8_t binding_state_t
;
351 /* FTS_LAST is the highest value that is valid for a lease binding state. */
352 #define FTS_LAST FTS_BACKUP
354 /* A dhcp lease declaration structure. */
356 OMAPI_OBJECT_PREAMBLE
;
358 struct lease
*n_uid
, *n_hw
;
360 struct iaddr ip_addr
;
361 TIME starts
, ends
, timestamp
, sort_time
;
362 char *client_hostname
;
363 struct binding_scope
*scope
;
364 struct host_decl
*host
;
365 struct subnet
*subnet
;
367 struct class *billing_class
;
368 struct option_chain_head
*agent_options
;
370 struct executable_statement
*on_expiry
;
371 struct executable_statement
*on_commit
;
372 struct executable_statement
*on_release
;
375 unsigned short uid_len
;
376 unsigned short uid_max
;
377 unsigned char uid_buf
[7];
378 struct hardware hardware_addr
;
381 # define STATIC_LEASE 1
382 # define BOOTP_LEASE 2
383 # define RESERVED_LEASE 4
384 # define MS_NULL_TERMINATION 8
385 # define ON_UPDATE_QUEUE 16
386 # define ON_ACK_QUEUE 32
387 # define UNICAST_BROADCAST_HACK 64
388 # define ON_DEFERRED_QUEUE 128
390 /* Persistent flags are to be preserved on a given lease structure. */
391 # define PERSISTENT_FLAGS (ON_ACK_QUEUE | ON_UPDATE_QUEUE)
392 /* Ephemeral flags are to be preserved on a given lease (copied etc). */
393 # define EPHEMERAL_FLAGS (MS_NULL_TERMINATION | \
394 UNICAST_BROADCAST_HACK | \
398 binding_state_t binding_state
;
399 binding_state_t next_binding_state
;
400 binding_state_t desired_binding_state
;
402 struct lease_state
*state
;
404 /* 'tsfp' is more of an 'effective' tsfp. It may be calculated from
405 * stos+mclt for example if it's an expired lease and the server is
406 * in partner-down state. 'atsfp' is zeroed whenever a lease is
407 * updated - and only set when the peer acknowledges it. This
408 * ensures every state change is transmitted.
410 TIME tstp
; /* Time sent to partner. */
411 TIME tsfp
; /* Time sent from partner. */
412 TIME atsfp
; /* Actual time sent from partner. */
413 TIME cltt
; /* Client last transaction time. */
414 u_int32_t last_xid
; /* XID we sent in this lease's BNDUPD */
415 struct lease
*next_pending
;
419 struct lease_state
*next
;
421 struct interface_info
*ip
;
423 struct packet
*packet
; /* The incoming packet. */
427 struct option_state
*options
;
428 struct data_string parameter_request_list
;
429 int max_message_size
;
430 unsigned char expiry
[4], renewal
[4], rebind
[4];
431 struct data_string filename
, server_name
;
432 int got_requested_address
;
433 int got_server_identifier
;
434 struct shared_network
*shared_network
; /* Shared network of interface
435 on which request arrived. */
439 u_int16_t bootp_flags
;
440 struct in_addr ciaddr
;
441 struct in_addr siaddr
;
442 struct in_addr giaddr
;
450 #define SHARED_NET_DECL 2
451 #define SUBNET_DECL 3
456 /* Possible modes in which discover_interfaces can run. */
458 #define DISCOVER_RUNNING 0
459 #define DISCOVER_SERVER 1
460 #define DISCOVER_UNCONFIGURED 2
461 #define DISCOVER_RELAY 3
462 #define DISCOVER_REQUESTED 4
464 /* Server option names. */
466 #define SV_DEFAULT_LEASE_TIME 1
467 #define SV_MAX_LEASE_TIME 2
468 #define SV_MIN_LEASE_TIME 3
469 #define SV_BOOTP_LEASE_CUTOFF 4
470 #define SV_BOOTP_LEASE_LENGTH 5
471 #define SV_BOOT_UNKNOWN_CLIENTS 6
472 #define SV_DYNAMIC_BOOTP 7
473 #define SV_ALLOW_BOOTP 8
474 #define SV_ALLOW_BOOTING 9
475 #define SV_ONE_LEASE_PER_CLIENT 10
476 #define SV_GET_LEASE_HOSTNAMES 11
477 #define SV_USE_HOST_DECL_NAMES 12
478 #define SV_USE_LEASE_ADDR_FOR_DEFAULT_ROUTE 13
479 #define SV_MIN_SECS 14
480 #define SV_FILENAME 15
481 #define SV_SERVER_NAME 16
482 #define SV_NEXT_SERVER 17
483 #define SV_AUTHORITATIVE 18
484 #define SV_VENDOR_OPTION_SPACE 19
485 #define SV_ALWAYS_REPLY_RFC1048 20
486 #define SV_SITE_OPTION_SPACE 21
487 #define SV_ALWAYS_BROADCAST 22
488 #define SV_DDNS_DOMAIN_NAME 23
489 #define SV_DDNS_HOST_NAME 24
490 #define SV_DDNS_REV_DOMAIN_NAME 25
491 #define SV_LEASE_FILE_NAME 26
492 #define SV_PID_FILE_NAME 27
493 #define SV_DUPLICATES 28
494 #define SV_DECLINES 29
495 #define SV_DDNS_UPDATES 30
496 #define SV_OMAPI_PORT 31
497 #define SV_LOCAL_PORT 32
498 #define SV_LIMITED_BROADCAST_ADDRESS 33
499 #define SV_REMOTE_PORT 34
500 #define SV_LOCAL_ADDRESS 35
501 #define SV_OMAPI_KEY 36
502 #define SV_STASH_AGENT_OPTIONS 37
503 #define SV_DDNS_TTL 38
504 #define SV_DDNS_UPDATE_STYLE 39
505 #define SV_CLIENT_UPDATES 40
506 #define SV_UPDATE_OPTIMIZATION 41
507 #define SV_PING_CHECKS 42
508 #define SV_UPDATE_STATIC_LEASES 43
509 #define SV_LOG_FACILITY 44
510 #define SV_DO_FORWARD_UPDATES 45
511 #define SV_PING_TIMEOUT 46
512 #define SV_RESERVE_INFINITE 47
513 #define SV_DDNS_CONFLICT_DETECT 48
515 #if !defined (DEFAULT_PING_TIMEOUT)
516 # define DEFAULT_PING_TIMEOUT 1
519 #if !defined (DEFAULT_DEFAULT_LEASE_TIME)
520 # define DEFAULT_DEFAULT_LEASE_TIME 43200
523 #if !defined (DEFAULT_MIN_LEASE_TIME)
524 # define DEFAULT_MIN_LEASE_TIME 300
527 #if !defined (DEFAULT_MAX_LEASE_TIME)
528 # define DEFAULT_MAX_LEASE_TIME 86400
531 #if !defined (DEFAULT_DDNS_TTL)
532 # define DEFAULT_DDNS_TTL 3600
535 /* Client option names */
538 #define CL_SELECT_INTERVAL 2
539 #define CL_REBOOT_TIMEOUT 3
540 #define CL_RETRY_INTERVAL 4
541 #define CL_BACKOFF_CUTOFF 5
542 #define CL_INITIAL_INTERVAL 6
543 #define CL_BOOTP_POLICY 7
544 #define CL_SCRIPT_NAME 8
545 #define CL_REQUESTED_OPTIONS 9
546 #define CL_REQUESTED_LEASE_TIME 10
547 #define CL_SEND_OPTIONS 11
549 #define CL_REJECT_LIST 13
551 #ifndef CL_DEFAULT_TIMEOUT
552 # define CL_DEFAULT_TIMEOUT 60
555 #ifndef CL_DEFAULT_SELECT_INTERVAL
556 # define CL_DEFAULT_SELECT_INTERVAL 0
559 #ifndef CL_DEFAULT_REBOOT_TIMEOUT
560 # define CL_DEFAULT_REBOOT_TIMEOUT 10
563 #ifndef CL_DEFAULT_RETRY_INTERVAL
564 # define CL_DEFAULT_RETRY_INTERVAL 300
567 #ifndef CL_DEFAULT_BACKOFF_CUTOFF
568 # define CL_DEFAULT_BACKOFF_CUTOFF 120
571 #ifndef CL_DEFAULT_INITIAL_INTERVAL
572 # define CL_DEFAULT_INITIAL_INTERVAL 10
575 #ifndef CL_DEFAULT_BOOTP_POLICY
576 # define CL_DEFAULT_BOOTP_POLICY P_ACCEPT
579 #ifndef CL_DEFAULT_REQUESTED_OPTIONS
580 # define CL_DEFAULT_REQUESTED_OPTIONS \
582 DHO_BROADCAST_ADDRESS, \
586 DHO_DOMAIN_NAME_SERVERS, \
590 struct group_object
{
591 OMAPI_OBJECT_PREAMBLE
;
593 struct group_object
*n_dynamic
;
597 #define GROUP_OBJECT_DELETED 1
598 #define GROUP_OBJECT_DYNAMIC 2
599 #define GROUP_OBJECT_STATIC 4
602 /* Group of declarations that share common parameters. */
607 struct group_object
*object
;
608 struct subnet
*subnet
;
609 struct shared_network
*shared_network
;
611 struct executable_statement
*statements
;
614 /* A dhcp host declaration structure. */
616 OMAPI_OBJECT_PREAMBLE
;
617 struct host_decl
*n_ipaddr
;
618 struct host_decl
*n_dynamic
;
620 struct hardware interface
;
621 struct data_string client_identifier
;
622 struct option_cache
*fixed_addr
;
624 struct group_object
*named_group
;
625 struct data_string auth_key_id
;
627 #define HOST_DECL_DELETED 1
628 #define HOST_DECL_DYNAMIC 2
629 #define HOST_DECL_STATIC 4
635 permit_unknown_clients
,
636 permit_known_clients
,
637 permit_authenticated_clients
,
638 permit_unauthenticated_clients
,
640 permit_dynamic_bootp_clients
,
647 OMAPI_OBJECT_PREAMBLE
;
650 struct shared_network
*shared_network
;
651 struct permit
*permit_list
;
652 struct permit
*prohibit_list
;
653 struct lease
*active
;
654 struct lease
*expired
;
656 struct lease
*backup
;
657 struct lease
*abandoned
;
658 struct lease
*reserved
;
659 TIME next_event_time
;
664 #if defined (FAILOVER_PROTOCOL)
665 dhcp_failover_state_t
*failover_peer
;
669 struct shared_network
{
670 OMAPI_OBJECT_PREAMBLE
;
671 struct shared_network
*next
;
673 struct subnet
*subnets
;
674 struct interface_info
*interface
;
677 #if defined (FAILOVER_PROTOCOL)
678 dhcp_failover_state_t
*failover_peer
;
683 OMAPI_OBJECT_PREAMBLE
;
684 struct subnet
*next_subnet
;
685 struct subnet
*next_sibling
;
686 struct shared_network
*shared_network
;
687 struct interface_info
*interface
;
688 struct iaddr interface_address
;
690 struct iaddr netmask
;
696 struct collection
*next
;
699 struct class *classes
;
702 /* Used as an argument to parse_clasS_decl() */
703 #define CLASS_TYPE_VENDOR 0
704 #define CLASS_TYPE_USER 1
705 #define CLASS_TYPE_CLASS 2
706 #define CLASS_TYPE_SUBCLASS 3
708 /* XXX classes must be reference-counted. */
710 OMAPI_OBJECT_PREAMBLE
;
711 struct class *nic
; /* Next in collection. */
712 struct class *superclass
; /* Set for spawned classes only. */
713 char *name
; /* Not set for spawned classes. */
715 /* A class may be configured to permit a limited number of leases. */
718 struct lease
**billed_leases
;
720 /* If nonzero, class has not been saved since it was last
724 /* Hash table containing subclasses. */
726 struct data_string hash_string
;
728 /* Expression used to match class. */
729 struct expression
*expr
;
731 /* Expression used to compute subclass identifiers for spawning
732 and to do subclass matching. */
733 struct expression
*submatch
;
738 /* Statements to execute if class matches. */
739 struct executable_statement
*statements
;
741 #define CLASS_DECL_DELETED 1
742 #define CLASS_DECL_DYNAMIC 2
743 #define CLASS_DECL_STATIC 4
744 #define CLASS_DECL_SUBCLASS 8
749 /* DHCP client lease structure... */
750 struct client_lease
{
751 struct client_lease
*next
; /* Next lease in list. */
752 TIME expiry
, renewal
, rebind
; /* Lease timeouts. */
753 struct iaddr address
; /* Address being leased. */
754 char *server_name
; /* Name of boot server. */
755 char *filename
; /* Name of file we're supposed to boot. */
756 struct string_list
*medium
; /* Network medium. */
757 struct auth_key
*key
; /* Key used in basic DHCP authentication. */
759 unsigned int is_static
: 1; /* If set, lease is from config file. */
760 unsigned int is_bootp
: 1; /* If set, lease was acquired with BOOTP. */
762 struct option_state
*options
; /* Options supplied with lease. */
765 /* Possible states in which the client can be. */
777 /* Authentication and BOOTP policy possibilities (not all values work
779 enum policy
{ P_IGNORE
, P_ACCEPT
, P_PREFER
, P_REQUIRE
, P_DONT
};
781 /* Configuration information from the config file... */
782 struct client_config
{
784 * When a message has been received, run these statements
787 struct group
*on_receipt
;
790 * When a message is sent, run these statements.
792 struct group
*on_transmission
;
794 u_int32_t
*required_options
; /* Options server must supply. */
795 u_int32_t
*requested_options
; /* Options to request from server. */
797 TIME timeout
; /* Start to panic if we don't get a
798 lease in this time period when
800 TIME initial_interval
; /* All exponential backoff intervals
802 TIME retry_interval
; /* If the protocol failed to produce
803 an address before the timeout,
804 try the protocol again after this
806 TIME select_interval
; /* Wait this many seconds from the
807 first DHCPDISCOVER before
808 picking an offered lease. */
809 TIME reboot_timeout
; /* When in INIT-REBOOT, wait this
810 long before giving up and going
812 TIME backoff_cutoff
; /* When doing exponential backoff,
813 never back off to an interval
814 longer than this amount. */
815 u_int32_t requested_lease
; /* Requested lease time, if user
816 doesn't configure one. */
817 struct string_list
*media
; /* Possible network media values. */
818 char *script_name
; /* Name of config script. */
819 char *vendor_space_name
; /* Name of config script. */
820 enum policy bootp_policy
;
821 /* Ignore, accept or prefer BOOTP
823 enum policy auth_policy
;
824 /* Require authentication, prefer
825 authentication, or don't try to
827 struct string_list
*medium
; /* Current network medium. */
829 struct iaddrmatchlist
*reject_list
; /* Servers to reject. */
831 int omapi_port
; /* port on which to accept OMAPI
832 connections, or -1 for no
834 int do_forward_update
; /* If nonzero, and if we have the
835 information we need, update the
836 A record for the address we get. */
839 /* Per-interface state used in the dhcp client... */
840 struct client_state
{
841 struct client_state
*next
;
842 struct interface_info
*interface
;
845 struct client_lease
*active
; /* Currently active lease. */
846 struct client_lease
*new; /* New lease. */
847 struct client_lease
*offered_leases
; /* Leases offered to us. */
848 struct client_lease
*leases
; /* Leases we currently hold. */
849 struct client_lease
*alias
; /* Alias lease. */
851 enum dhcp_state state
; /* Current state for this interface. */
852 struct iaddr destination
; /* Where to send packet. */
853 u_int32_t xid
; /* Transaction ID. */
854 u_int16_t secs
; /* secs value from DHCPDISCOVER. */
855 TIME first_sending
; /* When was first copy sent? */
856 TIME interval
; /* What's the current resend interval? */
857 int dns_update_timeout
; /* Last timeout set for DNS update. */
858 struct string_list
*medium
; /* Last media type tried. */
859 struct dhcp_packet packet
; /* Outgoing DHCP packet. */
860 unsigned packet_length
; /* Actual length of generated packet. */
862 struct iaddr requested_address
; /* Address we would like to get. */
864 struct client_config
*config
; /* Client configuration. */
865 struct string_list
*env
; /* Client script environment. */
866 int envc
; /* Number of entries in environment. */
868 struct option_state
*sent_options
; /* Options we sent. */
871 /* Relay agent server list. */
873 struct server_list
*next
;
874 struct sockaddr_in to
;
877 /* Information about each network interface. */
879 struct interface_info
{
880 OMAPI_OBJECT_PREAMBLE
;
881 struct interface_info
*next
; /* Next interface in list... */
882 struct shared_network
*shared_network
;
883 /* Networks connected to this interface. */
884 struct hardware hw_address
; /* Its physical address. */
885 struct in_addr
*addresses
; /* Addresses associated with
887 int address_count
; /* Number of addresses associated with
889 int address_max
; /* Max number of addresses we can
890 store in current buffer. */
892 u_int8_t
*circuit_id
; /* Circuit ID associated with this
894 unsigned circuit_id_len
; /* Length of Circuit ID, if there
896 u_int8_t
*remote_id
; /* Remote ID associated with this
897 interface (if any). */
898 unsigned remote_id_len
; /* Length of Remote ID. */
899 struct server_list
*servers
; /* List of relay servers for this
902 char name
[IFNAMSIZ
]; /* Its name... */
903 int index
; /* Its index. */
904 int rfdesc
; /* Its read file descriptor. */
905 int wfdesc
; /* Its write file descriptor, if
907 unsigned char *rbuf
; /* Read buffer, if required. */
908 unsigned int rbuf_max
; /* Size of read buffer. */
909 size_t rbuf_offset
; /* Current offset into buffer. */
910 size_t rbuf_len
; /* Length of data in buffer. */
912 struct ifreq
*ifp
; /* Pointer to ifreq struct. */
913 int configured
; /* If set to 1, interface has at
914 * least one valid IP address.
916 u_int32_t flags
; /* Control flags... */
917 #define INTERFACE_REQUESTED 1
918 #define INTERFACE_AUTOMATIC 2
919 #define INTERFACE_RUNNING 4
921 /* Only used by DHCP client code. */
922 struct client_state
*client
;
923 # if defined (USE_DLPI_SEND) || defined (USE_DLPI_RECEIVE)
925 struct hardware dlpi_broadcast_addr
;
926 # endif /* DLPI_SEND || DLPI_RECEIVE */
929 struct hardware_link
{
930 struct hardware_link
*next
;
931 char name
[IFNAMSIZ
];
932 struct hardware address
;
935 typedef void (*tvref_t
)(void *, void *, const char *, int);
936 typedef void (*tvunref_t
)(void *, const char *, int);
938 struct timeout
*next
;
940 void (*func
) PROTO ((void *));
947 struct protocol
*next
;
949 void (*handler
) PROTO ((struct protocol
*));
953 struct dns_query
; /* forward */
956 struct dns_wakeup
*next
; /* Next wakeup in chain. */
957 void (*func
) PROTO ((struct dns_query
*));
960 struct dns_question
{
961 u_int16_t type
; /* Type of query. */
962 u_int16_t
class; /* Class of query. */
963 unsigned char data
[1]; /* Query data. */
967 u_int16_t type
; /* Type of answer. */
968 u_int16_t
class; /* Class of answer. */
969 int count
; /* Number of answers. */
970 unsigned char *answers
[1]; /* Pointers to answers. */
974 struct dns_query
*next
; /* Next query in hash bucket. */
975 u_int32_t hash
; /* Hash bucket index. */
976 TIME expiry
; /* Query expiry time (zero if not yet
978 u_int16_t id
; /* Query ID (also hash table index) */
979 caddr_t waiters
; /* Pointer to list of things waiting
982 struct dns_question
*question
; /* Question, internal format. */
983 struct dns_answer
*answer
; /* Answer, internal format. */
985 unsigned char *query
; /* Query formatted for DNS server. */
986 unsigned len
; /* Length of entire query. */
987 int sent
; /* The query has been sent. */
988 struct dns_wakeup
*wakeups
; /* Wakeups to call if this query is
990 struct name_server
*next_server
; /* Next server to try. */
991 int backoff
; /* Current backoff, in seconds. */
998 struct option_cache
*primary
;
999 struct option_cache
*secondary
;
1000 struct auth_key
*key
;
1004 OMAPI_OBJECT_PREAMBLE
;
1006 void (*icmp_handler
) PROTO ((struct iaddr
, u_int8_t
*, int));
1011 /* Bitmask of dhcp option codes. */
1012 typedef unsigned char option_mask
[16];
1014 /* DHCP Option mask manipulation macros... */
1015 #define OPTION_ZERO(mask) (memset (mask, 0, 16))
1016 #define OPTION_SET(mask, bit) (mask [bit >> 8] |= (1 << (bit & 7)))
1017 #define OPTION_CLR(mask, bit) (mask [bit >> 8] &= ~(1 << (bit & 7)))
1018 #define OPTION_ISSET(mask, bit) (mask [bit >> 8] & (1 << (bit & 7)))
1019 #define OPTION_ISCLR(mask, bit) (!OPTION_ISSET (mask, bit))
1021 /* An option occupies its length plus two header bytes (code and
1022 length) for every 255 bytes that must be stored. */
1023 #define OPTION_SPACE(x) ((x) + 2 * ((x) / 255 + 1))
1025 /* Default path to dhcpd config file. */
1027 #undef _PATH_DHCPD_CONF
1028 #define _PATH_DHCPD_CONF "dhcpd.conf"
1029 #undef _PATH_DHCPD_DB
1030 #define _PATH_DHCPD_DB "dhcpd.leases"
1031 #undef _PATH_DHCPD_PID
1032 #define _PATH_DHCPD_PID "dhcpd.pid"
1034 #ifndef _PATH_DHCPD_CONF
1035 #define _PATH_DHCPD_CONF "/etc/dhcpd.conf"
1038 #ifndef _PATH_DHCPD_DB
1039 #define _PATH_DHCPD_DB "/etc/dhcpd.leases"
1042 #ifndef _PATH_DHCPD_PID
1043 #define _PATH_DHCPD_PID "/var/run/dhcpd.pid"
1047 #ifndef _PATH_DHCLIENT_CONF
1048 #define _PATH_DHCLIENT_CONF "/etc/dhclient.conf"
1051 #ifndef _PATH_DHCLIENT_SCRIPT
1052 #define _PATH_DHCLIENT_SCRIPT "/sbin/dhclient-script"
1055 #ifndef _PATH_DHCLIENT_PID
1056 #define _PATH_DHCLIENT_PID "/var/run/dhclient.pid"
1059 #ifndef _PATH_DHCLIENT_DB
1060 #define _PATH_DHCLIENT_DB "/etc/dhclient.leases"
1063 #ifndef _PATH_RESOLV_CONF
1064 #define _PATH_RESOLV_CONF "/etc/resolv.conf"
1067 #ifndef _PATH_DHCRELAY_PID
1068 #define _PATH_DHCRELAY_PID "/var/run/dhcrelay.pid"
1071 #ifndef DHCPD_LOG_FACILITY
1072 #define DHCPD_LOG_FACILITY LOG_DAEMON
1075 #define MAX_TIME 0x7fffffff
1078 /* External definitions... */
1080 HASH_FUNCTIONS_DECL (group
, const char *, struct group_object
, group_hash_t
)
1081 HASH_FUNCTIONS_DECL (universe
, const char *, struct universe
, universe_hash_t
)
1082 HASH_FUNCTIONS_DECL (option_name
, const char *, struct option
,
1084 HASH_FUNCTIONS_DECL (option_code
, const unsigned *, struct option
,
1086 HASH_FUNCTIONS_DECL (dns_zone
, const char *, struct dns_zone
, dns_zone_hash_t
)
1087 HASH_FUNCTIONS_DECL (lease
, const unsigned char *, struct lease
, lease_hash_t
)
1088 HASH_FUNCTIONS_DECL (host
, const unsigned char *, struct host_decl
, host_hash_t
)
1089 HASH_FUNCTIONS_DECL (class, const char *, struct class, class_hash_t
)
1093 extern struct option
*vendor_cfg_option
;
1094 int parse_options
PROTO ((struct packet
*));
1095 int parse_option_buffer
PROTO ((struct option_state
*, const unsigned char *,
1096 unsigned, struct universe
*));
1097 struct universe
*find_option_universe (struct option
*, const char *);
1098 int parse_encapsulated_suboptions (struct option_state
*, struct option
*,
1099 const unsigned char *, unsigned,
1100 struct universe
*, const char *);
1101 int cons_options
PROTO ((struct packet
*, struct dhcp_packet
*, struct lease
*,
1102 struct client_state
*,
1103 int, struct option_state
*, struct option_state
*,
1104 struct binding_scope
**,
1105 int, int, int, struct data_string
*, const char *));
1106 int fqdn_universe_decode (struct option_state
*,
1107 const unsigned char *, unsigned, struct universe
*);
1108 int store_options
PROTO ((int *, unsigned char *, unsigned, struct packet
*,
1109 struct lease
*, struct client_state
*,
1110 struct option_state
*,
1111 struct option_state
*, struct binding_scope
**,
1112 unsigned *, int, unsigned, unsigned,
1113 int, const char *));
1114 int format_has_text(const char *);
1115 int format_min_length(const char *, struct option_cache
*);
1116 const char *pretty_print_option
PROTO ((struct option
*, const unsigned char *,
1117 unsigned, int, int));
1118 int get_option (struct data_string
*, struct universe
*,
1119 struct packet
*, struct lease
*, struct client_state
*,
1120 struct option_state
*, struct option_state
*,
1121 struct option_state
*, struct binding_scope
**, unsigned,
1123 void set_option (struct universe
*, struct option_state
*,
1124 struct option_cache
*, enum statement_op
);
1125 struct option_cache
*lookup_option
PROTO ((struct universe
*,
1126 struct option_state
*, unsigned));
1127 struct option_cache
*lookup_hashed_option
PROTO ((struct universe
*,
1128 struct option_state
*,
1130 int save_option_buffer (struct universe
*, struct option_state
*,
1131 struct buffer
*, unsigned char *, unsigned,
1133 void save_option
PROTO ((struct universe
*,
1134 struct option_state
*, struct option_cache
*));
1135 void save_hashed_option
PROTO ((struct universe
*,
1136 struct option_state
*, struct option_cache
*));
1137 void delete_option
PROTO ((struct universe
*, struct option_state
*, int));
1138 void delete_hashed_option
PROTO ((struct universe
*,
1139 struct option_state
*, int));
1140 int option_cache_dereference
PROTO ((struct option_cache
**,
1141 const char *, int));
1142 int hashed_option_state_dereference
PROTO ((struct universe
*,
1143 struct option_state
*,
1144 const char *, int));
1145 int store_option
PROTO ((struct data_string
*,
1146 struct universe
*, struct packet
*, struct lease
*,
1147 struct client_state
*,
1148 struct option_state
*, struct option_state
*,
1149 struct binding_scope
**, struct option_cache
*));
1150 int option_space_encapsulate
PROTO ((struct data_string
*,
1151 struct packet
*, struct lease
*,
1152 struct client_state
*,
1153 struct option_state
*,
1154 struct option_state
*,
1155 struct binding_scope
**,
1156 struct data_string
*));
1157 int hashed_option_space_encapsulate
PROTO ((struct data_string
*,
1158 struct packet
*, struct lease
*,
1159 struct client_state
*,
1160 struct option_state
*,
1161 struct option_state
*,
1162 struct binding_scope
**,
1163 struct universe
*));
1164 int nwip_option_space_encapsulate
PROTO ((struct data_string
*,
1165 struct packet
*, struct lease
*,
1166 struct client_state
*,
1167 struct option_state
*,
1168 struct option_state
*,
1169 struct binding_scope
**,
1170 struct universe
*));
1171 int fqdn_option_space_encapsulate (struct data_string
*,
1172 struct packet
*, struct lease
*,
1173 struct client_state
*,
1174 struct option_state
*,
1175 struct option_state
*,
1176 struct binding_scope
**,
1178 void suboption_foreach (struct packet
*, struct lease
*, struct client_state
*,
1179 struct option_state
*, struct option_state
*,
1180 struct binding_scope
**, struct universe
*, void *,
1181 void (*) (struct option_cache
*, struct packet
*,
1182 struct lease
*, struct client_state
*,
1183 struct option_state
*, struct option_state
*,
1184 struct binding_scope
**,
1185 struct universe
*, void *),
1186 struct option_cache
*, const char *);
1187 void option_space_foreach (struct packet
*, struct lease
*,
1188 struct client_state
*,
1189 struct option_state
*,
1190 struct option_state
*,
1191 struct binding_scope
**,
1192 struct universe
*, void *,
1193 void (*) (struct option_cache
*,
1195 struct lease
*, struct client_state
*,
1196 struct option_state
*,
1197 struct option_state
*,
1198 struct binding_scope
**,
1199 struct universe
*, void *));
1200 void hashed_option_space_foreach (struct packet
*, struct lease
*,
1201 struct client_state
*,
1202 struct option_state
*,
1203 struct option_state
*,
1204 struct binding_scope
**,
1205 struct universe
*, void *,
1206 void (*) (struct option_cache
*,
1209 struct client_state
*,
1210 struct option_state
*,
1211 struct option_state
*,
1212 struct binding_scope
**,
1213 struct universe
*, void *));
1214 int linked_option_get
PROTO ((struct data_string
*, struct universe
*,
1215 struct packet
*, struct lease
*,
1216 struct client_state
*,
1217 struct option_state
*, struct option_state
*,
1218 struct option_state
*, struct binding_scope
**,
1220 int linked_option_state_dereference
PROTO ((struct universe
*,
1221 struct option_state
*,
1222 const char *, int));
1223 void save_linked_option (struct universe
*, struct option_state
*,
1224 struct option_cache
*);
1225 void linked_option_space_foreach (struct packet
*, struct lease
*,
1226 struct client_state
*,
1227 struct option_state
*,
1228 struct option_state
*,
1229 struct binding_scope
**,
1230 struct universe
*, void *,
1231 void (*) (struct option_cache
*,
1234 struct client_state
*,
1235 struct option_state
*,
1236 struct option_state
*,
1237 struct binding_scope
**,
1238 struct universe
*, void *));
1239 int linked_option_space_encapsulate (struct data_string
*, struct packet
*,
1240 struct lease
*, struct client_state
*,
1241 struct option_state
*,
1242 struct option_state
*,
1243 struct binding_scope
**,
1245 void delete_linked_option (struct universe
*, struct option_state
*, int);
1246 struct option_cache
*lookup_linked_option (struct universe
*,
1247 struct option_state
*, unsigned);
1248 void do_packet
PROTO ((struct interface_info
*,
1249 struct dhcp_packet
*, unsigned,
1250 unsigned int, struct iaddr
, struct hardware
*));
1253 extern TIME cur_time
;
1255 int ddns_update_style
;
1257 extern const char *path_dhcpd_conf
;
1258 extern const char *path_dhcpd_db
;
1259 extern const char *path_dhcpd_pid
;
1261 extern int dhcp_max_agent_option_packet_length
;
1263 int main
PROTO ((int, char **, char **));
1264 void postconf_initialization (int);
1265 void postdb_startup (void);
1266 void cleanup
PROTO ((void));
1267 void lease_pinged
PROTO ((struct iaddr
, u_int8_t
*, int));
1268 void lease_ping_timeout
PROTO ((void *));
1269 int dhcpd_interface_setup_hook (struct interface_info
*ip
, struct iaddr
*ia
);
1270 enum dhcp_shutdown_state shutdown_state
;
1271 isc_result_t
dhcp_io_shutdown (omapi_object_t
*, void *);
1272 isc_result_t
dhcp_set_control_state (control_object_state_t oldstate
,
1273 control_object_state_t newstate
);
1276 isc_result_t new_parse
PROTO ((struct parse
**, int,
1277 char *, unsigned, const char *, int));
1278 isc_result_t end_parse
PROTO ((struct parse
**));
1279 enum dhcp_token next_token
PROTO ((const char **, unsigned *, struct parse
*));
1280 enum dhcp_token peek_token
PROTO ((const char **, unsigned *, struct parse
*));
1283 void parse_trace_setup (void);
1284 isc_result_t readconf
PROTO ((void));
1285 isc_result_t
read_conf_file (const char *, struct group
*, int, int);
1286 #if defined (TRACING)
1287 void trace_conf_input (trace_type_t
*, unsigned, char *);
1288 void trace_conf_stop (trace_type_t
*ttype
);
1290 isc_result_t
conf_file_subparse (struct parse
*, struct group
*, int);
1291 isc_result_t
lease_file_subparse (struct parse
*);
1292 int parse_statement
PROTO ((struct parse
*,
1293 struct group
*, int, struct host_decl
*, int));
1294 #if defined (FAILOVER_PROTOCOL)
1295 void parse_failover_peer
PROTO ((struct parse
*, struct group
*, int));
1296 void parse_failover_state_declaration (struct parse
*,
1297 dhcp_failover_state_t
*);
1298 void parse_failover_state
PROTO ((struct parse
*,
1299 enum failover_state
*, TIME
*));
1301 int permit_list_match (struct permit
*, struct permit
*);
1302 void parse_pool_statement
PROTO ((struct parse
*, struct group
*, int));
1303 int parse_boolean
PROTO ((struct parse
*));
1304 int parse_lbrace
PROTO ((struct parse
*));
1305 void parse_host_declaration
PROTO ((struct parse
*, struct group
*));
1306 int parse_class_declaration
PROTO ((struct class **, struct parse
*,
1307 struct group
*, int));
1308 void parse_shared_net_declaration
PROTO ((struct parse
*, struct group
*));
1309 void parse_subnet_declaration
PROTO ((struct parse
*,
1310 struct shared_network
*));
1311 void parse_group_declaration
PROTO ((struct parse
*, struct group
*));
1312 int parse_fixed_addr_param
PROTO ((struct option_cache
**, struct parse
*));
1313 TIME parse_timestamp
PROTO ((struct parse
*));
1314 int parse_lease_declaration
PROTO ((struct lease
**, struct parse
*));
1315 void parse_address_range
PROTO ((struct parse
*, struct group
*, int,
1316 struct pool
*, struct lease
**));
1319 int ddns_updates
PROTO ((struct packet
*, struct lease
*, struct lease
*,
1320 struct lease_state
*));
1321 int ddns_removals
PROTO ((struct lease
*));
1324 void add_enumeration (struct enumeration
*);
1325 struct enumeration
*find_enumeration (const char *, int);
1326 struct enumeration_value
*find_enumeration_value (const char *, int,
1328 void skip_to_semi
PROTO ((struct parse
*));
1329 void skip_to_rbrace
PROTO ((struct parse
*, int));
1330 int parse_semi
PROTO ((struct parse
*));
1331 int parse_string
PROTO ((struct parse
*, char **, unsigned *));
1332 char *parse_host_name
PROTO ((struct parse
*));
1333 int parse_ip_addr_or_hostname
PROTO ((struct expression
**,
1334 struct parse
*, int));
1335 void parse_hardware_param
PROTO ((struct parse
*, struct hardware
*));
1336 void parse_lease_time
PROTO ((struct parse
*, TIME
*));
1337 unsigned char *parse_numeric_aggregate
PROTO ((struct parse
*,
1338 unsigned char *, unsigned *,
1339 int, int, unsigned));
1340 void convert_num
PROTO ((struct parse
*, unsigned char *, const char *,
1342 TIME parse_date
PROTO ((struct parse
*));
1343 isc_result_t parse_option_name
PROTO ((struct parse
*, int, int *,
1345 void parse_option_space_decl
PROTO ((struct parse
*));
1346 int parse_option_code_definition
PROTO ((struct parse
*, struct option
*));
1347 int parse_base64 (struct data_string
*, struct parse
*);
1348 int parse_cshl
PROTO ((struct data_string
*, struct parse
*));
1349 int parse_executable_statement
PROTO ((struct executable_statement
**,
1350 struct parse
*, int *,
1351 enum expression_context
));
1352 int parse_executable_statements
PROTO ((struct executable_statement
**,
1353 struct parse
*, int *,
1354 enum expression_context
));
1355 int parse_zone (struct dns_zone
*, struct parse
*);
1356 int parse_key (struct parse
*);
1357 int parse_on_statement
PROTO ((struct executable_statement
**,
1358 struct parse
*, int *));
1359 int parse_switch_statement
PROTO ((struct executable_statement
**,
1360 struct parse
*, int *));
1361 int parse_case_statement
PROTO ((struct executable_statement
**,
1362 struct parse
*, int *,
1363 enum expression_context
));
1364 int parse_if_statement
PROTO ((struct executable_statement
**,
1365 struct parse
*, int *));
1366 int parse_boolean_expression
PROTO ((struct expression
**,
1367 struct parse
*, int *));
1368 int parse_data_expression
PROTO ((struct expression
**,
1369 struct parse
*, int *));
1370 int parse_numeric_expression
PROTO ((struct expression
**,
1371 struct parse
*, int *));
1372 int parse_dns_expression
PROTO ((struct expression
**, struct parse
*, int *));
1373 int parse_non_binary
PROTO ((struct expression
**, struct parse
*, int *,
1374 enum expression_context
));
1375 int parse_expression
PROTO ((struct expression
**, struct parse
*, int *,
1376 enum expression_context
,
1377 struct expression
**, enum expr_op
));
1378 int parse_option_statement
PROTO ((struct executable_statement
**,
1379 struct parse
*, int,
1380 struct option
*, enum statement_op
));
1381 int parse_option_token
PROTO ((struct expression
**, struct parse
*,
1382 const char **, struct expression
*, int, int));
1383 int parse_allow_deny
PROTO ((struct option_cache
**, struct parse
*, int));
1384 int parse_auth_key
PROTO ((struct data_string
*, struct parse
*));
1385 int parse_warn (struct parse
*, const char *, ...)
1386 __attribute__((__format__(__printf__
,2,3)));
1387 struct expression
*parse_domain_list (struct parse
*cfile
);
1391 #if defined (NSUPDATE)
1392 extern struct __res_state resolver_state
;
1393 extern int resolver_inited
;
1396 extern struct binding_scope
*global_scope
;
1397 pair cons
PROTO ((caddr_t
, pair
));
1398 int make_const_option_cache
PROTO ((struct option_cache
**, struct buffer
**,
1399 u_int8_t
*, unsigned, struct option
*,
1400 const char *, int));
1401 int make_host_lookup
PROTO ((struct expression
**, const char *));
1402 int enter_dns_host
PROTO ((struct dns_host_entry
**, const char *));
1403 int make_const_data (struct expression
**,
1404 const unsigned char *, unsigned, int, int,
1406 int make_const_int
PROTO ((struct expression
**, unsigned long));
1407 int make_concat
PROTO ((struct expression
**,
1408 struct expression
*, struct expression
*));
1409 int make_encapsulation
PROTO ((struct expression
**, struct data_string
*));
1410 int make_substring
PROTO ((struct expression
**, struct expression
*,
1411 struct expression
*, struct expression
*));
1412 int make_limit
PROTO ((struct expression
**, struct expression
*, int));
1413 int make_let
PROTO ((struct executable_statement
**, const char *));
1414 int option_cache
PROTO ((struct option_cache
**, struct data_string
*,
1415 struct expression
*, struct option
*,
1416 const char *, int));
1417 int evaluate_expression (struct binding_value
**, struct packet
*,
1418 struct lease
*, struct client_state
*,
1419 struct option_state
*, struct option_state
*,
1420 struct binding_scope
**, struct expression
*,
1422 int binding_value_dereference (struct binding_value
**, const char *, int);
1423 #if defined (NSUPDATE)
1424 int evaluate_dns_expression
PROTO ((ns_updrec
**, struct packet
*,
1426 struct client_state
*,
1427 struct option_state
*,
1428 struct option_state
*,
1429 struct binding_scope
**,
1430 struct expression
*));
1432 int evaluate_boolean_expression
PROTO ((int *,
1433 struct packet
*, struct lease
*,
1434 struct client_state
*,
1435 struct option_state
*,
1436 struct option_state
*,
1437 struct binding_scope
**,
1438 struct expression
*));
1439 int evaluate_data_expression
PROTO ((struct data_string
*,
1440 struct packet
*, struct lease
*,
1441 struct client_state
*,
1442 struct option_state
*,
1443 struct option_state
*,
1444 struct binding_scope
**,
1445 struct expression
*, const char *, int));
1446 int evaluate_numeric_expression (unsigned long *, struct packet
*,
1447 struct lease
*, struct client_state
*,
1448 struct option_state
*, struct option_state
*,
1449 struct binding_scope
**,
1450 struct expression
*);
1451 int evaluate_option_cache
PROTO ((struct data_string
*,
1452 struct packet
*, struct lease
*,
1453 struct client_state
*,
1454 struct option_state
*, struct option_state
*,
1455 struct binding_scope
**,
1456 struct option_cache
*,
1457 const char *, int));
1458 int evaluate_boolean_option_cache
PROTO ((int *,
1459 struct packet
*, struct lease
*,
1460 struct client_state
*,
1461 struct option_state
*,
1462 struct option_state
*,
1463 struct binding_scope
**,
1464 struct option_cache
*,
1465 const char *, int));
1466 int evaluate_boolean_expression_result
PROTO ((int *,
1467 struct packet
*, struct lease
*,
1468 struct client_state
*,
1469 struct option_state
*,
1470 struct option_state
*,
1471 struct binding_scope
**,
1472 struct expression
*));
1473 void expression_dereference
PROTO ((struct expression
**, const char *, int));
1474 int is_dns_expression
PROTO ((struct expression
*));
1475 int is_boolean_expression
PROTO ((struct expression
*));
1476 int is_data_expression
PROTO ((struct expression
*));
1477 int is_numeric_expression
PROTO ((struct expression
*));
1478 int is_compound_expression
PROTO ((struct expression
*));
1479 int op_precedence
PROTO ((enum expr_op
, enum expr_op
));
1480 enum expression_context
expression_context (struct expression
*);
1481 enum expression_context op_context
PROTO ((enum expr_op
));
1482 int write_expression
PROTO ((FILE *, struct expression
*, int, int, int));
1483 struct binding
*find_binding
PROTO ((struct binding_scope
*, const char *));
1484 int free_bindings
PROTO ((struct binding_scope
*, const char *, int));
1485 int binding_scope_dereference
PROTO ((struct binding_scope
**,
1486 const char *, int));
1487 int fundef_dereference (struct fundef
**, const char *, int);
1488 int data_subexpression_length (int *, struct expression
*);
1489 int expr_valid_for_context (struct expression
*, enum expression_context
);
1490 struct binding
*create_binding (struct binding_scope
**, const char *);
1491 int bind_ds_value (struct binding_scope
**,
1492 const char *, struct data_string
*);
1493 int find_bound_string (struct data_string
*,
1494 struct binding_scope
*, const char *);
1495 int unset (struct binding_scope
*, const char *);
1498 extern int outstanding_pings
;
1500 void dhcp
PROTO ((struct packet
*));
1501 void dhcpdiscover
PROTO ((struct packet
*, int));
1502 void dhcprequest
PROTO ((struct packet
*, int, struct lease
*));
1503 void dhcprelease
PROTO ((struct packet
*, int));
1504 void dhcpdecline
PROTO ((struct packet
*, int));
1505 void dhcpinform
PROTO ((struct packet
*, int));
1506 void nak_lease
PROTO ((struct packet
*, struct iaddr
*cip
));
1507 void ack_lease
PROTO ((struct packet
*, struct lease
*,
1508 unsigned int, TIME
, char *, int, struct host_decl
*));
1509 void dhcp_reply
PROTO ((struct lease
*));
1510 int find_lease
PROTO ((struct lease
**, struct packet
*,
1511 struct shared_network
*, int *, int *, struct lease
*,
1512 const char *, int));
1513 int mockup_lease
PROTO ((struct lease
**, struct packet
*,
1514 struct shared_network
*,
1515 struct host_decl
*));
1516 void static_lease_dereference
PROTO ((struct lease
*, const char *, int));
1518 int allocate_lease
PROTO ((struct lease
**, struct packet
*,
1519 struct pool
*, int *));
1520 int permitted
PROTO ((struct packet
*, struct permit
*));
1521 int locate_network
PROTO ((struct packet
*));
1522 int parse_agent_information_option
PROTO ((struct packet
*, int, u_int8_t
*));
1523 unsigned cons_agent_information_options
PROTO ((struct option_state
*,
1524 struct dhcp_packet
*,
1525 unsigned, unsigned));
1528 void bootp
PROTO ((struct packet
*));
1531 int (*group_write_hook
) (struct group_object
*);
1532 extern struct group
*root_group
;
1533 extern group_hash_t
*group_name_hash
;
1534 isc_result_t
delete_group (struct group_object
*, int);
1535 isc_result_t
supersede_group (struct group_object
*, int);
1536 int clone_group (struct group
**, struct group
*, const char *, int);
1537 int write_group
PROTO ((struct group_object
*));
1540 void relinquish_lease_hunks (void);
1541 struct lease
*new_leases
PROTO ((unsigned, const char *, int));
1542 #if defined (DEBUG_MEMORY_LEAKAGE) || \
1543 defined (DEBUG_MEMORY_LEAKAGE_ON_EXIT)
1544 void relinquish_free_lease_states (void);
1546 OMAPI_OBJECT_ALLOC_DECL (lease
, struct lease
, dhcp_type_lease
)
1547 OMAPI_OBJECT_ALLOC_DECL (class, struct class, dhcp_type_class
)
1548 OMAPI_OBJECT_ALLOC_DECL (subclass
, struct class, dhcp_type_subclass
)
1549 OMAPI_OBJECT_ALLOC_DECL (pool
, struct pool
, dhcp_type_pool
)
1550 OMAPI_OBJECT_ALLOC_DECL (host
, struct host_decl
, dhcp_type_host
)
1553 OMAPI_OBJECT_ALLOC_DECL (subnet
, struct subnet
, dhcp_type_subnet
)
1554 OMAPI_OBJECT_ALLOC_DECL (shared_network
, struct shared_network
,
1555 dhcp_type_shared_network
)
1556 OMAPI_OBJECT_ALLOC_DECL (group_object
, struct group_object
, dhcp_type_group
)
1557 OMAPI_OBJECT_ALLOC_DECL (dhcp_control
,
1558 dhcp_control_object_t
, dhcp_type_control
)
1560 #if defined (DEBUG_MEMORY_LEAKAGE) || \
1561 defined (DEBUG_MEMORY_LEAKAGE_ON_EXIT)
1562 void relinquish_free_pairs (void);
1563 void relinquish_free_expressions (void);
1564 void relinquish_free_binding_values (void);
1565 void relinquish_free_option_caches (void);
1566 void relinquish_free_packets (void);
1569 int option_chain_head_allocate (struct option_chain_head
**,
1571 int option_chain_head_reference (struct option_chain_head
**,
1572 struct option_chain_head
*,
1574 int option_chain_head_dereference (struct option_chain_head
**,
1576 int group_allocate (struct group
**, const char *, int);
1577 int group_reference (struct group
**, struct group
*, const char *, int);
1578 int group_dereference (struct group
**, const char *, int);
1579 struct dhcp_packet
*new_dhcp_packet
PROTO ((const char *, int));
1580 struct protocol
*new_protocol
PROTO ((const char *, int));
1581 struct lease_state
*new_lease_state
PROTO ((const char *, int));
1582 struct domain_search_list
*new_domain_search_list
PROTO ((const char *, int));
1583 struct name_server
*new_name_server
PROTO ((const char *, int));
1584 void free_name_server
PROTO ((struct name_server
*, const char *, int));
1585 struct option
*new_option
PROTO ((const char *, const char *, int));
1586 int option_reference(struct option
**dest
, struct option
*src
,
1587 const char * file
, int line
);
1588 int option_dereference(struct option
**dest
, const char *file
, int line
);
1589 int group_allocate (struct group
**, const char *, int);
1590 int group_reference (struct group
**, struct group
*, const char *, int);
1591 int group_dereference (struct group
**, const char *, int);
1592 struct universe
*new_universe
PROTO ((const char *, int));
1593 void free_universe
PROTO ((struct universe
*, const char *, int));
1594 void free_domain_search_list
PROTO ((struct domain_search_list
*,
1595 const char *, int));
1596 void free_lease_state
PROTO ((struct lease_state
*, const char *, int));
1597 void free_protocol
PROTO ((struct protocol
*, const char *, int));
1598 void free_dhcp_packet
PROTO ((struct dhcp_packet
*, const char *, int));
1599 struct client_lease
*new_client_lease
PROTO ((const char *, int));
1600 void free_client_lease
PROTO ((struct client_lease
*, const char *, int));
1601 struct permit
*new_permit
PROTO ((const char *, int));
1602 void free_permit
PROTO ((struct permit
*, const char *, int));
1603 pair new_pair
PROTO ((const char *, int));
1604 void free_pair
PROTO ((pair
, const char *, int));
1605 int expression_allocate
PROTO ((struct expression
**, const char *, int));
1606 int expression_reference
PROTO ((struct expression
**,
1607 struct expression
*, const char *, int));
1608 void free_expression
PROTO ((struct expression
*, const char *, int));
1609 int binding_value_allocate
PROTO ((struct binding_value
**,
1610 const char *, int));
1611 int binding_value_reference
PROTO ((struct binding_value
**,
1612 struct binding_value
*,
1613 const char *, int));
1614 void free_binding_value
PROTO ((struct binding_value
*, const char *, int));
1615 int fundef_allocate
PROTO ((struct fundef
**, const char *, int));
1616 int fundef_reference
PROTO ((struct fundef
**,
1617 struct fundef
*, const char *, int));
1618 int option_cache_allocate
PROTO ((struct option_cache
**, const char *, int));
1619 int option_cache_reference
PROTO ((struct option_cache
**,
1620 struct option_cache
*, const char *, int));
1621 int buffer_allocate
PROTO ((struct buffer
**, unsigned, const char *, int));
1622 int buffer_reference
PROTO ((struct buffer
**, struct buffer
*,
1623 const char *, int));
1624 int buffer_dereference
PROTO ((struct buffer
**, const char *, int));
1625 int dns_host_entry_allocate
PROTO ((struct dns_host_entry
**,
1626 const char *, const char *, int));
1627 int dns_host_entry_reference
PROTO ((struct dns_host_entry
**,
1628 struct dns_host_entry
*,
1629 const char *, int));
1630 int dns_host_entry_dereference
PROTO ((struct dns_host_entry
**,
1631 const char *, int));
1632 int option_state_allocate
PROTO ((struct option_state
**, const char *, int));
1633 int option_state_reference
PROTO ((struct option_state
**,
1634 struct option_state
*, const char *, int));
1635 int option_state_dereference
PROTO ((struct option_state
**,
1636 const char *, int));
1637 void data_string_copy
PROTO ((struct data_string
*,
1638 struct data_string
*, const char *, int));
1639 void data_string_forget
PROTO ((struct data_string
*, const char *, int));
1640 void data_string_truncate
PROTO ((struct data_string
*, int));
1641 int executable_statement_allocate
PROTO ((struct executable_statement
**,
1642 const char *, int));
1643 int executable_statement_reference
PROTO ((struct executable_statement
**,
1644 struct executable_statement
*,
1645 const char *, int));
1646 int packet_allocate
PROTO ((struct packet
**, const char *, int));
1647 int packet_reference
PROTO ((struct packet
**,
1648 struct packet
*, const char *, int));
1649 int packet_dereference
PROTO ((struct packet
**, const char *, int));
1650 int binding_scope_allocate
PROTO ((struct binding_scope
**,
1651 const char *, int));
1652 int binding_scope_reference
PROTO ((struct binding_scope
**,
1653 struct binding_scope
*,
1654 const char *, int));
1655 int dns_zone_allocate
PROTO ((struct dns_zone
**, const char *, int));
1656 int dns_zone_reference
PROTO ((struct dns_zone
**,
1657 struct dns_zone
*, const char *, int));
1660 #define DEFAULT_TIME_FORMAT 0
1661 #define LOCAL_TIME_FORMAT 1
1662 extern int db_time_format
;
1663 char *quotify_string (const char *, const char *, int);
1664 char *quotify_buf (const unsigned char *, unsigned, const char *, int);
1665 char *print_base64 (const unsigned char *, unsigned, const char *, int);
1666 char *print_hw_addr
PROTO ((int, int, unsigned char *));
1667 void print_lease
PROTO ((struct lease
*));
1668 void dump_raw
PROTO ((const unsigned char *, unsigned));
1669 void dump_packet_option (struct option_cache
*, struct packet
*,
1670 struct lease
*, struct client_state
*,
1671 struct option_state
*, struct option_state
*,
1672 struct binding_scope
**, struct universe
*, void *);
1673 void dump_packet
PROTO ((struct packet
*));
1674 void hash_dump
PROTO ((struct hash_table
*));
1675 char *print_hex_1
PROTO ((unsigned, const u_int8_t
*, unsigned));
1676 char *print_hex_2
PROTO ((unsigned, const u_int8_t
*, unsigned));
1677 char *print_hex_3
PROTO ((unsigned, const u_int8_t
*, unsigned));
1678 char *print_dotted_quads
PROTO ((unsigned, const u_int8_t
*));
1679 char *print_dec_1
PROTO ((unsigned long));
1680 char *print_dec_2
PROTO ((unsigned long));
1681 void print_expression
PROTO ((const char *, struct expression
*));
1682 int token_print_indent_concat (FILE *, int, int,
1683 const char *, const char *, ...);
1684 int token_indent_data_string (FILE *, int, int, const char *, const char *,
1685 struct data_string
*);
1686 int token_print_indent (FILE *, int, int,
1687 const char *, const char *, const char *);
1688 void indent_spaces (FILE *, int);
1689 #if defined (NSUPDATE)
1690 void print_dns_status (int, ns_updque
*);
1692 const char *print_time(TIME
);
1695 #if defined (USE_SOCKET_SEND) || defined (USE_SOCKET_RECEIVE) \
1696 || defined (USE_SOCKET_FALLBACK)
1697 int if_register_socket
PROTO ((struct interface_info
*));
1700 #if defined (USE_SOCKET_FALLBACK) && !defined (USE_SOCKET_SEND)
1701 void if_reinitialize_fallback
PROTO ((struct interface_info
*));
1702 void if_register_fallback
PROTO ((struct interface_info
*));
1703 ssize_t send_fallback
PROTO ((struct interface_info
*,
1704 struct packet
*, struct dhcp_packet
*, size_t,
1706 struct sockaddr_in
*, struct hardware
*));
1709 #ifdef USE_SOCKET_SEND
1710 void if_reinitialize_send
PROTO ((struct interface_info
*));
1711 void if_register_send
PROTO ((struct interface_info
*));
1712 void if_deregister_send
PROTO ((struct interface_info
*));
1713 ssize_t send_packet
PROTO ((struct interface_info
*,
1714 struct packet
*, struct dhcp_packet
*, size_t,
1716 struct sockaddr_in
*, struct hardware
*));
1718 #ifdef USE_SOCKET_RECEIVE
1719 void if_reinitialize_receive
PROTO ((struct interface_info
*));
1720 void if_register_receive
PROTO ((struct interface_info
*));
1721 void if_deregister_receive
PROTO ((struct interface_info
*));
1722 ssize_t receive_packet
PROTO ((struct interface_info
*,
1723 unsigned char *, size_t,
1724 struct sockaddr_in
*, struct hardware
*));
1727 #if defined (USE_SOCKET_FALLBACK)
1728 isc_result_t fallback_discard
PROTO ((omapi_object_t
*));
1731 #if defined (USE_SOCKET_SEND)
1732 int can_unicast_without_arp
PROTO ((struct interface_info
*));
1733 int can_receive_unicast_unconfigured
PROTO ((struct interface_info
*));
1734 int supports_multiple_interfaces (struct interface_info
*);
1735 void maybe_setup_fallback
PROTO ((void));
1739 #if defined (USE_BPF_SEND) || defined (USE_BPF_RECEIVE)
1740 int if_register_bpf
PROTO ( (struct interface_info
*));
1743 void if_reinitialize_send
PROTO ((struct interface_info
*));
1744 void if_register_send
PROTO ((struct interface_info
*));
1745 void if_deregister_send
PROTO ((struct interface_info
*));
1746 ssize_t send_packet
PROTO ((struct interface_info
*,
1747 struct packet
*, struct dhcp_packet
*, size_t,
1749 struct sockaddr_in
*, struct hardware
*));
1751 #ifdef USE_BPF_RECEIVE
1752 void if_reinitialize_receive
PROTO ((struct interface_info
*));
1753 void if_register_receive
PROTO ((struct interface_info
*));
1754 void if_deregister_receive
PROTO ((struct interface_info
*));
1755 ssize_t receive_packet
PROTO ((struct interface_info
*,
1756 unsigned char *, size_t,
1757 struct sockaddr_in
*, struct hardware
*));
1759 #if defined (USE_BPF_SEND)
1760 int can_unicast_without_arp
PROTO ((struct interface_info
*));
1761 int can_receive_unicast_unconfigured
PROTO ((struct interface_info
*));
1762 int supports_multiple_interfaces (struct interface_info
*);
1763 void maybe_setup_fallback
PROTO ((void));
1767 #if defined (USE_LPF_SEND) || defined (USE_LPF_RECEIVE)
1768 int if_register_lpf
PROTO ( (struct interface_info
*));
1771 void if_reinitialize_send
PROTO ((struct interface_info
*));
1772 void if_register_send
PROTO ((struct interface_info
*));
1773 void if_deregister_send
PROTO ((struct interface_info
*));
1774 ssize_t send_packet
PROTO ((struct interface_info
*,
1775 struct packet
*, struct dhcp_packet
*, size_t,
1777 struct sockaddr_in
*, struct hardware
*));
1779 #ifdef USE_LPF_RECEIVE
1780 void if_reinitialize_receive
PROTO ((struct interface_info
*));
1781 void if_register_receive
PROTO ((struct interface_info
*));
1782 void if_deregister_receive
PROTO ((struct interface_info
*));
1783 ssize_t receive_packet
PROTO ((struct interface_info
*,
1784 unsigned char *, size_t,
1785 struct sockaddr_in
*, struct hardware
*));
1787 #if defined (USE_LPF_SEND)
1788 int can_unicast_without_arp
PROTO ((struct interface_info
*));
1789 int can_receive_unicast_unconfigured
PROTO ((struct interface_info
*));
1790 int supports_multiple_interfaces (struct interface_info
*);
1791 void maybe_setup_fallback
PROTO ((void));
1795 #if defined (USE_NIT_SEND) || defined (USE_NIT_RECEIVE)
1796 int if_register_nit
PROTO ( (struct interface_info
*));
1800 void if_reinitialize_send
PROTO ((struct interface_info
*));
1801 void if_register_send
PROTO ((struct interface_info
*));
1802 void if_deregister_send
PROTO ((struct interface_info
*));
1803 ssize_t send_packet
PROTO ((struct interface_info
*,
1804 struct packet
*, struct dhcp_packet
*, size_t,
1806 struct sockaddr_in
*, struct hardware
*));
1808 #ifdef USE_NIT_RECEIVE
1809 void if_reinitialize_receive
PROTO ((struct interface_info
*));
1810 void if_register_receive
PROTO ((struct interface_info
*));
1811 void if_deregister_receive
PROTO ((struct interface_info
*));
1812 ssize_t receive_packet
PROTO ((struct interface_info
*,
1813 unsigned char *, size_t,
1814 struct sockaddr_in
*, struct hardware
*));
1816 #if defined (USE_NIT_SEND)
1817 int can_unicast_without_arp
PROTO ((struct interface_info
*));
1818 int can_receive_unicast_unconfigured
PROTO ((struct interface_info
*));
1819 int supports_multiple_interfaces (struct interface_info
*);
1820 void maybe_setup_fallback
PROTO ((void));
1824 #if defined (USE_DLPI_SEND) || defined (USE_DLPI_RECEIVE)
1825 int if_register_dlpi
PROTO ( (struct interface_info
*));
1828 #ifdef USE_DLPI_SEND
1829 void if_reinitialize_send
PROTO ((struct interface_info
*));
1830 void if_register_send
PROTO ((struct interface_info
*));
1831 void if_deregister_send
PROTO ((struct interface_info
*));
1832 ssize_t send_packet
PROTO ((struct interface_info
*,
1833 struct packet
*, struct dhcp_packet
*, size_t,
1835 struct sockaddr_in
*, struct hardware
*));
1837 #ifdef USE_DLPI_RECEIVE
1838 void if_reinitialize_receive
PROTO ((struct interface_info
*));
1839 void if_register_receive
PROTO ((struct interface_info
*));
1840 void if_deregister_receive
PROTO ((struct interface_info
*));
1841 ssize_t receive_packet
PROTO ((struct interface_info
*,
1842 unsigned char *, size_t,
1843 struct sockaddr_in
*, struct hardware
*));
1849 void if_reinitialize_send
PROTO ((struct interface_info
*));
1850 void if_register_send
PROTO ((struct interface_info
*));
1851 void if_deregister_send
PROTO ((struct interface_info
*));
1852 ssize_t send_packet
PROTO ((struct interface_info
*,
1853 struct packet
*, struct dhcp_packet
*, size_t,
1855 struct sockaddr_in
*, struct hardware
*));
1856 int can_unicast_without_arp
PROTO ((struct interface_info
*));
1857 int can_receive_unicast_unconfigured
PROTO ((struct interface_info
*));
1858 int supports_multiple_interfaces (struct interface_info
*);
1859 void maybe_setup_fallback
PROTO ((void));
1863 extern struct interface_info
*interfaces
,
1864 *dummy_interfaces
, *fallback_interface
;
1865 extern struct protocol
*protocols
;
1866 extern int quiet_interface_discovery
;
1867 isc_result_t
interface_setup (void);
1868 void interface_trace_setup (void);
1870 extern struct in_addr limited_broadcast
;
1871 extern struct in_addr local_address
;
1873 extern u_int16_t local_port
;
1874 extern u_int16_t remote_port
;
1875 extern int (*dhcp_interface_setup_hook
) (struct interface_info
*,
1877 extern int (*dhcp_interface_discovery_hook
) (struct interface_info
*);
1878 isc_result_t (*dhcp_interface_startup_hook
) (struct interface_info
*);
1880 extern void (*bootp_packet_handler
) PROTO ((struct interface_info
*,
1881 struct dhcp_packet
*, unsigned,
1883 struct iaddr
, struct hardware
*));
1884 extern struct timeout
*timeouts
;
1885 extern omapi_object_type_t
*dhcp_type_interface
;
1886 #if defined (TRACING)
1887 trace_type_t
*interface_trace
;
1888 trace_type_t
*inpacket_trace
;
1889 trace_type_t
*outpacket_trace
;
1891 extern struct interface_info
**interface_vector
;
1892 extern int interface_count
;
1893 extern int interface_max
;
1894 isc_result_t
interface_initialize (omapi_object_t
*, const char *, int);
1895 void discover_interfaces
PROTO ((int));
1896 int setup_fallback (struct interface_info
**, const char *, int);
1897 int if_readsocket
PROTO ((omapi_object_t
*));
1898 void reinitialize_interfaces
PROTO ((void));
1901 void set_time(TIME
);
1902 struct timeval
*process_outstanding_timeouts (struct timeval
*);
1903 void dispatch
PROTO ((void));
1904 isc_result_t got_one
PROTO ((omapi_object_t
*));
1905 isc_result_t
interface_set_value (omapi_object_t
*, omapi_object_t
*,
1906 omapi_data_string_t
*, omapi_typed_data_t
*);
1907 isc_result_t
interface_get_value (omapi_object_t
*, omapi_object_t
*,
1908 omapi_data_string_t
*, omapi_value_t
**);
1909 isc_result_t
interface_destroy (omapi_object_t
*, const char *, int);
1910 isc_result_t
interface_signal_handler (omapi_object_t
*,
1911 const char *, va_list);
1912 isc_result_t
interface_stuff_values (omapi_object_t
*,
1916 void add_timeout
PROTO ((TIME
, void (*) PROTO ((void *)), void *,
1917 tvref_t
, tvunref_t
));
1918 void cancel_timeout
PROTO ((void (*) PROTO ((void *)), void *));
1919 void cancel_all_timeouts (void);
1920 void relinquish_timeouts (void);
1922 struct protocol
*add_protocol
PROTO ((const char *, int,
1923 void (*) PROTO ((struct protocol
*)),
1926 void remove_protocol
PROTO ((struct protocol
*));
1928 OMAPI_OBJECT_ALLOC_DECL (interface
,
1929 struct interface_info
, dhcp_type_interface
)
1932 extern char *default_option_format
;
1933 extern struct universe dhcp_universe
;
1934 extern struct universe nwip_universe
;
1935 extern struct universe fqdn_universe
;
1936 extern int dhcp_option_default_priority_list
[];
1937 extern int dhcp_option_default_priority_list_count
;
1938 extern const char *hardware_types
[256];
1939 int universe_count
, universe_max
;
1940 struct universe
**universes
;
1941 extern universe_hash_t
*universe_hash
;
1942 void initialize_common_option_spaces
PROTO ((void));
1943 struct universe
*config_universe
;
1946 #if defined (FAILOVER_PROTOCOL)
1947 extern failover_option_t null_failover_option
;
1948 extern failover_option_t skip_failover_option
;
1949 extern struct failover_option_info ft_options
[];
1950 extern u_int32_t fto_allowed
[];
1951 extern int ft_sizes
[];
1952 extern const char *dhcp_flink_state_names
[];
1954 extern const char *binding_state_names
[];
1956 extern struct universe agent_universe
;
1957 extern struct universe server_universe
;
1959 extern struct enumeration ddns_styles
;
1960 extern struct enumeration syslog_enum
;
1961 void initialize_server_option_spaces
PROTO ((void));
1964 struct iaddr subnet_number
PROTO ((struct iaddr
, struct iaddr
));
1965 struct iaddr ip_addr
PROTO ((struct iaddr
, struct iaddr
, u_int32_t
));
1966 struct iaddr broadcast_addr
PROTO ((struct iaddr
, struct iaddr
));
1967 u_int32_t host_addr
PROTO ((struct iaddr
, struct iaddr
));
1968 int addr_eq
PROTO ((struct iaddr
, struct iaddr
));
1969 int addr_match(struct iaddr
*, struct iaddrmatch
*);
1970 char *piaddr
PROTO ((struct iaddr
));
1971 char *piaddrmask (struct iaddr
, struct iaddr
, const char *, int);
1974 extern const char *path_dhclient_conf
;
1975 extern const char *path_dhclient_db
;
1976 extern const char *path_dhclient_pid
;
1977 extern char *path_dhclient_script
;
1978 extern int interfaces_requested
;
1980 extern struct client_config top_level_config
;
1982 void dhcpoffer
PROTO ((struct packet
*));
1983 void dhcpack
PROTO ((struct packet
*));
1984 void dhcpnak
PROTO ((struct packet
*));
1986 void send_discover
PROTO ((void *));
1987 void send_request
PROTO ((void *));
1988 void send_release
PROTO ((void *));
1989 void send_decline
PROTO ((void *));
1991 void state_reboot
PROTO ((void *));
1992 void state_init
PROTO ((void *));
1993 void state_selecting
PROTO ((void *));
1994 void state_requesting
PROTO ((void *));
1995 void state_bound
PROTO ((void *));
1996 void state_stop
PROTO ((void *));
1997 void state_panic
PROTO ((void *));
1999 void bind_lease
PROTO ((struct client_state
*));
2001 void make_client_options
PROTO ((struct client_state
*,
2002 struct client_lease
*, u_int8_t
*,
2003 struct option_cache
*, struct iaddr
*,
2004 u_int32_t
*, struct option_state
**));
2005 void make_discover
PROTO ((struct client_state
*, struct client_lease
*));
2006 void make_request
PROTO ((struct client_state
*, struct client_lease
*));
2007 void make_decline
PROTO ((struct client_state
*, struct client_lease
*));
2008 void make_release
PROTO ((struct client_state
*, struct client_lease
*));
2010 void destroy_client_lease
PROTO ((struct client_lease
*));
2011 void rewrite_client_leases
PROTO ((void));
2012 void write_lease_option (struct option_cache
*, struct packet
*,
2013 struct lease
*, struct client_state
*,
2014 struct option_state
*, struct option_state
*,
2015 struct binding_scope
**, struct universe
*, void *);
2016 int write_client_lease
PROTO ((struct client_state
*,
2017 struct client_lease
*, int, int));
2018 int dhcp_option_ev_name (char *, size_t, struct option
*);
2020 void script_init
PROTO ((struct client_state
*, const char *,
2021 struct string_list
*));
2022 void client_option_envadd (struct option_cache
*, struct packet
*,
2023 struct lease
*, struct client_state
*,
2024 struct option_state
*, struct option_state
*,
2025 struct binding_scope
**, struct universe
*, void *);
2026 void script_write_params
PROTO ((struct client_state
*,
2027 const char *, struct client_lease
*));
2028 int script_go
PROTO ((struct client_state
*));
2029 void client_envadd (struct client_state
*,
2030 const char *, const char *, const char *, ...)
2031 __attribute__((__format__(__printf__
,4,5)));
2033 struct client_lease
*packet_to_lease (struct packet
*, struct client_state
*);
2034 void go_daemon
PROTO ((void));
2035 void write_client_pid_file
PROTO ((void));
2036 void client_location_changed
PROTO ((void));
2037 void do_release
PROTO ((struct client_state
*));
2038 int dhclient_interface_shutdown_hook (struct interface_info
*);
2039 int dhclient_interface_discovery_hook (struct interface_info
*);
2040 isc_result_t
dhclient_interface_startup_hook (struct interface_info
*);
2041 void client_dns_update_timeout (void *cp
);
2042 isc_result_t
client_dns_update (struct client_state
*client
, int, int);
2045 int write_lease
PROTO ((struct lease
*));
2046 int write_host
PROTO ((struct host_decl
*));
2047 #if defined (FAILOVER_PROTOCOL)
2048 int write_failover_state (dhcp_failover_state_t
*);
2050 int db_printable
PROTO ((const char *));
2051 int db_printable_len
PROTO ((const unsigned char *, unsigned));
2052 isc_result_t
write_named_billing_class(const void *, unsigned, void *);
2053 void write_billing_classes (void);
2054 int write_billing_class
PROTO ((struct class *));
2055 void commit_leases_timeout
PROTO ((void *));
2056 int commit_leases
PROTO ((void));
2057 void db_startup
PROTO ((int));
2058 int new_lease_file
PROTO ((void));
2059 int group_writer (struct group_object
*);
2062 u_int32_t checksum
PROTO ((unsigned char *, unsigned, u_int32_t
));
2063 u_int32_t wrapsum
PROTO ((u_int32_t
));
2064 void assemble_hw_header
PROTO ((struct interface_info
*, unsigned char *,
2065 unsigned *, struct hardware
*));
2066 void assemble_udp_ip_header
PROTO ((struct interface_info
*, unsigned char *,
2067 unsigned *, u_int32_t
, u_int32_t
,
2068 u_int32_t
, unsigned char *, unsigned));
2069 ssize_t decode_hw_header
PROTO ((struct interface_info
*, unsigned char *,
2070 unsigned, struct hardware
*));
2071 ssize_t decode_udp_ip_header
PROTO ((struct interface_info
*, unsigned char *,
2072 unsigned, struct sockaddr_in
*,
2076 void assemble_ethernet_header
PROTO ((struct interface_info
*, unsigned char *,
2077 unsigned *, struct hardware
*));
2078 ssize_t decode_ethernet_header
PROTO ((struct interface_info
*,
2080 unsigned, struct hardware
*));
2083 void assemble_tr_header
PROTO ((struct interface_info
*, unsigned char *,
2084 unsigned *, struct hardware
*));
2085 ssize_t decode_tr_header
PROTO ((struct interface_info
*,
2087 unsigned, struct hardware
*));
2090 void convert_statement
PROTO ((struct parse
*));
2091 void convert_host_statement
PROTO ((struct parse
*, jrefproto
));
2092 void convert_host_name
PROTO ((struct parse
*, jrefproto
));
2093 void convert_class_statement
PROTO ((struct parse
*, jrefproto
, int));
2094 void convert_class_decl
PROTO ((struct parse
*, jrefproto
));
2095 void convert_lease_time
PROTO ((struct parse
*, jrefproto
, char *));
2096 void convert_shared_net_statement
PROTO ((struct parse
*, jrefproto
));
2097 void convert_subnet_statement
PROTO ((struct parse
*, jrefproto
));
2098 void convert_subnet_decl
PROTO ((struct parse
*, jrefproto
));
2099 void convert_host_decl
PROTO ((struct parse
*, jrefproto
));
2100 void convert_hardware_decl
PROTO ((struct parse
*, jrefproto
));
2101 void convert_hardware_addr
PROTO ((struct parse
*, jrefproto
));
2102 void convert_filename_decl
PROTO ((struct parse
*, jrefproto
));
2103 void convert_servername_decl
PROTO ((struct parse
*, jrefproto
));
2104 void convert_ip_addr_or_hostname
PROTO ((struct parse
*, jrefproto
, int));
2105 void convert_fixed_addr_decl
PROTO ((struct parse
*, jrefproto
));
2106 void convert_option_decl
PROTO ((struct parse
*, jrefproto
));
2107 void convert_timestamp
PROTO ((struct parse
*, jrefproto
));
2108 void convert_lease_statement
PROTO ((struct parse
*, jrefproto
));
2109 void convert_address_range
PROTO ((struct parse
*, jrefproto
));
2110 void convert_date
PROTO ((struct parse
*, jrefproto
, char *));
2111 void convert_numeric_aggregate
PROTO ((struct parse
*, jrefproto
, int, int, int, int));
2112 void indent
PROTO ((int));
2115 void add_route_direct
PROTO ((struct interface_info
*, struct in_addr
));
2116 void add_route_net
PROTO ((struct interface_info
*, struct in_addr
,
2118 void add_route_default_gateway
PROTO ((struct interface_info
*,
2120 void remove_routes
PROTO ((struct in_addr
));
2121 void remove_if_route
PROTO ((struct interface_info
*, struct in_addr
));
2122 void remove_all_if_routes
PROTO ((struct interface_info
*));
2123 void set_netmask
PROTO ((struct interface_info
*, struct in_addr
));
2124 void set_broadcast_addr
PROTO ((struct interface_info
*, struct in_addr
));
2125 void set_ip_address
PROTO ((struct interface_info
*, struct in_addr
));
2128 isc_result_t read_client_conf
PROTO ((void));
2129 int read_client_conf_file (const char *,
2130 struct interface_info
*, struct client_config
*);
2131 void read_client_leases
PROTO ((void));
2132 void parse_client_statement
PROTO ((struct parse
*, struct interface_info
*,
2133 struct client_config
*));
2134 int parse_X
PROTO ((struct parse
*, u_int8_t
*, unsigned));
2135 void parse_option_list
PROTO ((struct parse
*, u_int32_t
**));
2136 void parse_interface_declaration
PROTO ((struct parse
*,
2137 struct client_config
*, char *));
2138 int interface_or_dummy
PROTO ((struct interface_info
**, const char *));
2139 void make_client_state
PROTO ((struct client_state
**));
2140 void make_client_config
PROTO ((struct client_state
*,
2141 struct client_config
*));
2142 void parse_client_lease_statement
PROTO ((struct parse
*, int));
2143 void parse_client_lease_declaration
PROTO ((struct parse
*,
2144 struct client_lease
*,
2145 struct interface_info
**,
2146 struct client_state
**));
2147 int parse_option_decl
PROTO ((struct option_cache
**, struct parse
*));
2148 void parse_string_list
PROTO ((struct parse
*, struct string_list
**, int));
2149 int parse_ip_addr
PROTO ((struct parse
*, struct iaddr
*));
2150 int parse_ip_addr_with_subnet(struct parse
*, struct iaddrmatch
*);
2151 void parse_reject_statement
PROTO ((struct parse
*, struct client_config
*));
2154 void new_relay_server (char *, struct server_list
**);
2155 void relay
PROTO ((struct interface_info
*, struct dhcp_packet
*, unsigned,
2156 unsigned int, struct iaddr
, struct hardware
*));
2157 int strip_relay_agent_options
PROTO ((struct interface_info
*,
2158 struct interface_info
**,
2159 struct dhcp_packet
*, unsigned));
2160 int find_interface_by_agent_option
PROTO ((struct dhcp_packet
*,
2161 struct interface_info
**,
2163 int add_relay_agent_options
PROTO ((struct interface_info
*,
2164 struct dhcp_packet
*,
2165 unsigned, struct in_addr
));
2168 OMAPI_OBJECT_ALLOC_DECL (icmp_state
, struct icmp_state
, dhcp_type_icmp
)
2169 extern struct icmp_state
*icmp_state
;
2170 void icmp_startup
PROTO ((int, void (*) PROTO ((struct iaddr
,
2171 u_int8_t
*, int))));
2172 int icmp_readsocket
PROTO ((omapi_object_t
*));
2173 int icmp_echorequest
PROTO ((struct iaddr
*));
2174 isc_result_t icmp_echoreply
PROTO ((omapi_object_t
*));
2177 #if defined (NSUPDATE)
2178 isc_result_t
find_tsig_key (ns_tsig_key
**, const char *, struct dns_zone
*);
2179 void tkey_free (ns_tsig_key
**);
2181 isc_result_t
enter_dns_zone (struct dns_zone
*);
2182 isc_result_t
dns_zone_lookup (struct dns_zone
**, const char *);
2183 int dns_zone_dereference
PROTO ((struct dns_zone
**, const char *, int));
2184 #if defined (NSUPDATE)
2185 isc_result_t
find_cached_zone (const char *, ns_class
, char *,
2186 size_t, struct in_addr
*, int, int *,
2187 struct dns_zone
**);
2188 void forget_zone (struct dns_zone
**);
2189 void repudiate_zone (struct dns_zone
**);
2190 void cache_found_zone (ns_class
, char *, struct in_addr
*, int);
2191 int get_dhcid (struct data_string
*, int, const u_int8_t
*, unsigned);
2192 isc_result_t
ddns_update_a(struct data_string
*, struct iaddr
,
2193 struct data_string
*, unsigned long, unsigned,
2195 isc_result_t
ddns_remove_a (struct data_string
*,
2196 struct iaddr
, struct data_string
*);
2197 #endif /* NSUPDATE */
2200 extern char path_resolv_conf
[];
2201 struct name_server
*name_servers
;
2202 struct domain_search_list
*domains
;
2204 void read_resolv_conf
PROTO ((TIME
));
2205 struct name_server
*first_name_server
PROTO ((void));
2208 #ifdef NEED_INET_ATON
2209 int inet_aton
PROTO ((const char *, struct in_addr
*));
2213 extern int have_billing_classes
;
2214 struct class unknown_class
;
2215 struct class known_class
;
2216 struct collection default_collection
;
2217 struct collection
*collections
;
2218 struct executable_statement
*default_classification_rules
;
2220 void classification_setup
PROTO ((void));
2221 void classify_client
PROTO ((struct packet
*));
2222 int check_collection
PROTO ((struct packet
*, struct lease
*,
2223 struct collection
*));
2224 void classify
PROTO ((struct packet
*, struct class *));
2225 isc_result_t unlink_class
PROTO((struct class **class));
2226 isc_result_t find_class
PROTO ((struct class **, const char *,
2227 const char *, int));
2228 int unbill_class
PROTO ((struct lease
*, struct class *));
2229 int bill_class
PROTO ((struct lease
*, struct class *));
2232 int execute_statements
PROTO ((struct binding_value
**result
,
2233 struct packet
*, struct lease
*,
2234 struct client_state
*,
2235 struct option_state
*, struct option_state
*,
2236 struct binding_scope
**,
2237 struct executable_statement
*));
2238 void execute_statements_in_scope
PROTO ((struct binding_value
**result
,
2239 struct packet
*, struct lease
*,
2240 struct client_state
*,
2241 struct option_state
*,
2242 struct option_state
*,
2243 struct binding_scope
**,
2244 struct group
*, struct group
*));
2245 int executable_statement_dereference
PROTO ((struct executable_statement
**,
2246 const char *, int));
2247 void write_statements (FILE *, struct executable_statement
*, int);
2248 int find_matching_case (struct executable_statement
**,
2249 struct packet
*, struct lease
*, struct client_state
*,
2250 struct option_state
*, struct option_state
*,
2251 struct binding_scope
**,
2252 struct expression
*, struct executable_statement
*);
2253 int executable_statement_foreach (struct executable_statement
*,
2254 int (*) (struct executable_statement
*,
2255 void *, int), void *, int);
2258 extern omapi_object_type_t
*dhcp_type_interface
;
2259 extern omapi_object_type_t
*dhcp_type_group
;
2260 extern omapi_object_type_t
*dhcp_type_shared_network
;
2261 extern omapi_object_type_t
*dhcp_type_subnet
;
2262 extern omapi_object_type_t
*dhcp_type_control
;
2263 extern dhcp_control_object_t
*dhcp_control_object
;
2265 void dhcp_common_objects_setup (void);
2267 isc_result_t
dhcp_group_set_value (omapi_object_t
*, omapi_object_t
*,
2268 omapi_data_string_t
*,
2269 omapi_typed_data_t
*);
2270 isc_result_t
dhcp_group_get_value (omapi_object_t
*, omapi_object_t
*,
2271 omapi_data_string_t
*,
2273 isc_result_t
dhcp_group_destroy (omapi_object_t
*, const char *, int);
2274 isc_result_t
dhcp_group_signal_handler (omapi_object_t
*,
2275 const char *, va_list);
2276 isc_result_t
dhcp_group_stuff_values (omapi_object_t
*,
2279 isc_result_t
dhcp_group_lookup (omapi_object_t
**,
2280 omapi_object_t
*, omapi_object_t
*);
2281 isc_result_t
dhcp_group_create (omapi_object_t
**,
2283 isc_result_t
dhcp_group_remove (omapi_object_t
*,
2286 isc_result_t
dhcp_control_set_value (omapi_object_t
*, omapi_object_t
*,
2287 omapi_data_string_t
*,
2288 omapi_typed_data_t
*);
2289 isc_result_t
dhcp_control_get_value (omapi_object_t
*, omapi_object_t
*,
2290 omapi_data_string_t
*,
2292 isc_result_t
dhcp_control_destroy (omapi_object_t
*, const char *, int);
2293 isc_result_t
dhcp_control_signal_handler (omapi_object_t
*,
2294 const char *, va_list);
2295 isc_result_t
dhcp_control_stuff_values (omapi_object_t
*,
2298 isc_result_t
dhcp_control_lookup (omapi_object_t
**,
2299 omapi_object_t
*, omapi_object_t
*);
2300 isc_result_t
dhcp_control_create (omapi_object_t
**,
2302 isc_result_t
dhcp_control_remove (omapi_object_t
*,
2305 isc_result_t
dhcp_subnet_set_value (omapi_object_t
*, omapi_object_t
*,
2306 omapi_data_string_t
*,
2307 omapi_typed_data_t
*);
2308 isc_result_t
dhcp_subnet_get_value (omapi_object_t
*, omapi_object_t
*,
2309 omapi_data_string_t
*,
2311 isc_result_t
dhcp_subnet_destroy (omapi_object_t
*, const char *, int);
2312 isc_result_t
dhcp_subnet_signal_handler (omapi_object_t
*,
2313 const char *, va_list);
2314 isc_result_t
dhcp_subnet_stuff_values (omapi_object_t
*,
2317 isc_result_t
dhcp_subnet_lookup (omapi_object_t
**,
2318 omapi_object_t
*, omapi_object_t
*);
2319 isc_result_t
dhcp_subnet_create (omapi_object_t
**,
2321 isc_result_t
dhcp_subnet_remove (omapi_object_t
*,
2324 isc_result_t
dhcp_shared_network_set_value (omapi_object_t
*,
2326 omapi_data_string_t
*,
2327 omapi_typed_data_t
*);
2328 isc_result_t
dhcp_shared_network_get_value (omapi_object_t
*,
2330 omapi_data_string_t
*,
2332 isc_result_t
dhcp_shared_network_destroy (omapi_object_t
*, const char *, int);
2333 isc_result_t
dhcp_shared_network_signal_handler (omapi_object_t
*,
2334 const char *, va_list);
2335 isc_result_t
dhcp_shared_network_stuff_values (omapi_object_t
*,
2338 isc_result_t
dhcp_shared_network_lookup (omapi_object_t
**,
2339 omapi_object_t
*, omapi_object_t
*);
2340 isc_result_t
dhcp_shared_network_create (omapi_object_t
**,
2342 isc_result_t
dhcp_shared_network_remove (omapi_object_t
*,
2346 extern int (*dhcp_interface_shutdown_hook
) (struct interface_info
*);
2348 extern omapi_object_type_t
*dhcp_type_lease
;
2349 extern omapi_object_type_t
*dhcp_type_pool
;
2350 extern omapi_object_type_t
*dhcp_type_class
;
2351 extern omapi_object_type_t
*dhcp_type_subclass
;
2353 #if defined (FAILOVER_PROTOCOL)
2354 extern omapi_object_type_t
*dhcp_type_failover_state
;
2355 extern omapi_object_type_t
*dhcp_type_failover_link
;
2356 extern omapi_object_type_t
*dhcp_type_failover_listener
;
2359 void dhcp_db_objects_setup (void);
2361 isc_result_t
dhcp_lease_set_value (omapi_object_t
*, omapi_object_t
*,
2362 omapi_data_string_t
*,
2363 omapi_typed_data_t
*);
2364 isc_result_t
dhcp_lease_get_value (omapi_object_t
*, omapi_object_t
*,
2365 omapi_data_string_t
*,
2367 isc_result_t
dhcp_lease_destroy (omapi_object_t
*, const char *, int);
2368 isc_result_t
dhcp_lease_signal_handler (omapi_object_t
*,
2369 const char *, va_list);
2370 isc_result_t
dhcp_lease_stuff_values (omapi_object_t
*,
2373 isc_result_t
dhcp_lease_lookup (omapi_object_t
**,
2374 omapi_object_t
*, omapi_object_t
*);
2375 isc_result_t
dhcp_lease_create (omapi_object_t
**,
2377 isc_result_t
dhcp_lease_remove (omapi_object_t
*,
2379 isc_result_t
dhcp_group_set_value (omapi_object_t
*, omapi_object_t
*,
2380 omapi_data_string_t
*,
2381 omapi_typed_data_t
*);
2382 isc_result_t
dhcp_group_get_value (omapi_object_t
*, omapi_object_t
*,
2383 omapi_data_string_t
*,
2385 isc_result_t
dhcp_group_destroy (omapi_object_t
*, const char *, int);
2386 isc_result_t
dhcp_group_signal_handler (omapi_object_t
*,
2387 const char *, va_list);
2388 isc_result_t
dhcp_group_stuff_values (omapi_object_t
*,
2391 isc_result_t
dhcp_group_lookup (omapi_object_t
**,
2392 omapi_object_t
*, omapi_object_t
*);
2393 isc_result_t
dhcp_group_create (omapi_object_t
**,
2395 isc_result_t
dhcp_group_remove (omapi_object_t
*,
2397 isc_result_t
dhcp_host_set_value (omapi_object_t
*, omapi_object_t
*,
2398 omapi_data_string_t
*,
2399 omapi_typed_data_t
*);
2400 isc_result_t
dhcp_host_get_value (omapi_object_t
*, omapi_object_t
*,
2401 omapi_data_string_t
*,
2403 isc_result_t
dhcp_host_destroy (omapi_object_t
*, const char *, int);
2404 isc_result_t
dhcp_host_signal_handler (omapi_object_t
*,
2405 const char *, va_list);
2406 isc_result_t
dhcp_host_stuff_values (omapi_object_t
*,
2409 isc_result_t
dhcp_host_lookup (omapi_object_t
**,
2410 omapi_object_t
*, omapi_object_t
*);
2411 isc_result_t
dhcp_host_create (omapi_object_t
**,
2413 isc_result_t
dhcp_host_remove (omapi_object_t
*,
2415 isc_result_t
dhcp_pool_set_value (omapi_object_t
*, omapi_object_t
*,
2416 omapi_data_string_t
*,
2417 omapi_typed_data_t
*);
2418 isc_result_t
dhcp_pool_get_value (omapi_object_t
*, omapi_object_t
*,
2419 omapi_data_string_t
*,
2421 isc_result_t
dhcp_pool_destroy (omapi_object_t
*, const char *, int);
2422 isc_result_t
dhcp_pool_signal_handler (omapi_object_t
*,
2423 const char *, va_list);
2424 isc_result_t
dhcp_pool_stuff_values (omapi_object_t
*,
2427 isc_result_t
dhcp_pool_lookup (omapi_object_t
**,
2428 omapi_object_t
*, omapi_object_t
*);
2429 isc_result_t
dhcp_pool_create (omapi_object_t
**,
2431 isc_result_t
dhcp_pool_remove (omapi_object_t
*,
2433 isc_result_t
dhcp_class_set_value (omapi_object_t
*, omapi_object_t
*,
2434 omapi_data_string_t
*,
2435 omapi_typed_data_t
*);
2436 isc_result_t
dhcp_class_get_value (omapi_object_t
*, omapi_object_t
*,
2437 omapi_data_string_t
*,
2439 isc_result_t
dhcp_class_destroy (omapi_object_t
*, const char *, int);
2440 isc_result_t
dhcp_class_signal_handler (omapi_object_t
*,
2441 const char *, va_list);
2442 isc_result_t
dhcp_class_stuff_values (omapi_object_t
*,
2445 isc_result_t
dhcp_class_lookup (omapi_object_t
**,
2446 omapi_object_t
*, omapi_object_t
*);
2447 isc_result_t
dhcp_class_create (omapi_object_t
**,
2449 isc_result_t
dhcp_class_remove (omapi_object_t
*,
2451 isc_result_t
dhcp_subclass_set_value (omapi_object_t
*, omapi_object_t
*,
2452 omapi_data_string_t
*,
2453 omapi_typed_data_t
*);
2454 isc_result_t
dhcp_subclass_get_value (omapi_object_t
*, omapi_object_t
*,
2455 omapi_data_string_t
*,
2457 isc_result_t
dhcp_subclass_destroy (omapi_object_t
*, const char *, int);
2458 isc_result_t
dhcp_subclass_signal_handler (omapi_object_t
*,
2459 const char *, va_list);
2460 isc_result_t
dhcp_subclass_stuff_values (omapi_object_t
*,
2463 isc_result_t
dhcp_subclass_lookup (omapi_object_t
**,
2464 omapi_object_t
*, omapi_object_t
*);
2465 isc_result_t
dhcp_subclass_create (omapi_object_t
**,
2467 isc_result_t
dhcp_subclass_remove (omapi_object_t
*,
2469 isc_result_t
dhcp_shared_network_set_value (omapi_object_t
*,
2471 omapi_data_string_t
*,
2472 omapi_typed_data_t
*);
2473 isc_result_t
dhcp_shared_network_get_value (omapi_object_t
*, omapi_object_t
*,
2474 omapi_data_string_t
*,
2476 isc_result_t
dhcp_shared_network_destroy (omapi_object_t
*, const char *, int);
2477 isc_result_t
dhcp_shared_network_signal_handler (omapi_object_t
*,
2478 const char *, va_list);
2479 isc_result_t
dhcp_shared_network_stuff_values (omapi_object_t
*,
2482 isc_result_t
dhcp_shared_network_lookup (omapi_object_t
**,
2483 omapi_object_t
*, omapi_object_t
*);
2484 isc_result_t
dhcp_shared_network_create (omapi_object_t
**,
2486 isc_result_t
dhcp_subnet_set_value (omapi_object_t
*, omapi_object_t
*,
2487 omapi_data_string_t
*,
2488 omapi_typed_data_t
*);
2489 isc_result_t
dhcp_subnet_get_value (omapi_object_t
*, omapi_object_t
*,
2490 omapi_data_string_t
*,
2492 isc_result_t
dhcp_subnet_destroy (omapi_object_t
*, const char *, int);
2493 isc_result_t
dhcp_subnet_signal_handler (omapi_object_t
*,
2494 const char *, va_list);
2495 isc_result_t
dhcp_subnet_stuff_values (omapi_object_t
*,
2498 isc_result_t
dhcp_subnet_lookup (omapi_object_t
**,
2499 omapi_object_t
*, omapi_object_t
*);
2500 isc_result_t
dhcp_subnet_create (omapi_object_t
**,
2502 isc_result_t
dhcp_interface_set_value (omapi_object_t
*,
2504 omapi_data_string_t
*,
2505 omapi_typed_data_t
*);
2506 isc_result_t
dhcp_interface_get_value (omapi_object_t
*,
2508 omapi_data_string_t
*,
2510 isc_result_t
dhcp_interface_destroy (omapi_object_t
*,
2512 isc_result_t
dhcp_interface_signal_handler (omapi_object_t
*,
2515 isc_result_t
dhcp_interface_stuff_values (omapi_object_t
*,
2518 isc_result_t
dhcp_interface_lookup (omapi_object_t
**,
2521 isc_result_t
dhcp_interface_create (omapi_object_t
**,
2523 isc_result_t
dhcp_interface_remove (omapi_object_t
*,
2525 void interface_stash (struct interface_info
*);
2526 void interface_snorf (struct interface_info
*, int);
2528 isc_result_t
binding_scope_set_value (struct binding_scope
*, int,
2529 omapi_data_string_t
*,
2530 omapi_typed_data_t
*);
2531 isc_result_t
binding_scope_get_value (omapi_value_t
**,
2532 struct binding_scope
*,
2533 omapi_data_string_t
*);
2534 isc_result_t
binding_scope_stuff_values (omapi_object_t
*,
2535 struct binding_scope
*);
2539 extern struct subnet
*subnets
;
2540 extern struct shared_network
*shared_networks
;
2541 extern host_hash_t
*host_hw_addr_hash
;
2542 extern host_hash_t
*host_uid_hash
;
2543 extern host_hash_t
*host_name_hash
;
2544 extern lease_hash_t
*lease_uid_hash
;
2545 extern lease_hash_t
*lease_ip_addr_hash
;
2546 extern lease_hash_t
*lease_hw_addr_hash
;
2548 extern omapi_object_type_t
*dhcp_type_host
;
2550 extern int numclasseswritten
;
2553 isc_result_t enter_class
PROTO ((struct class *, int, int));
2554 isc_result_t delete_class
PROTO ((struct class *, int));
2555 isc_result_t enter_host
PROTO ((struct host_decl
*, int, int));
2556 isc_result_t delete_host
PROTO ((struct host_decl
*, int));
2557 int find_hosts_by_haddr
PROTO ((struct host_decl
**, int,
2558 const unsigned char *, unsigned,
2559 const char *, int));
2560 int find_hosts_by_uid
PROTO ((struct host_decl
**, const unsigned char *,
2561 unsigned, const char *, int));
2562 int find_host_for_network
PROTO ((struct subnet
**, struct host_decl
**,
2563 struct iaddr
*, struct shared_network
*));
2564 void new_address_range
PROTO ((struct parse
*, struct iaddr
, struct iaddr
,
2565 struct subnet
*, struct pool
*,
2567 isc_result_t
dhcp_lease_free (omapi_object_t
*, const char *, int);
2568 isc_result_t
dhcp_lease_get (omapi_object_t
**, const char *, int);
2569 int find_grouped_subnet
PROTO ((struct subnet
**, struct shared_network
*,
2570 struct iaddr
, const char *, int));
2571 int find_subnet (struct subnet
**, struct iaddr
, const char *, int);
2572 void enter_shared_network
PROTO ((struct shared_network
*));
2573 void new_shared_network_interface
PROTO ((struct parse
*,
2574 struct shared_network
*,
2576 int subnet_inner_than
PROTO ((struct subnet
*, struct subnet
*, int));
2577 void enter_subnet
PROTO ((struct subnet
*));
2578 void enter_lease
PROTO ((struct lease
*));
2579 int supersede_lease
PROTO ((struct lease
*, struct lease
*, int, int, int));
2580 void make_binding_state_transition (struct lease
*);
2581 int lease_copy
PROTO ((struct lease
**, struct lease
*, const char *, int));
2582 void release_lease
PROTO ((struct lease
*, struct packet
*));
2583 void abandon_lease
PROTO ((struct lease
*, const char *));
2584 void dissociate_lease
PROTO ((struct lease
*));
2585 void pool_timer
PROTO ((void *));
2586 int find_lease_by_uid
PROTO ((struct lease
**, const unsigned char *,
2587 unsigned, const char *, int));
2588 int find_lease_by_hw_addr
PROTO ((struct lease
**, const unsigned char *,
2589 unsigned, const char *, int));
2590 int find_lease_by_ip_addr
PROTO ((struct lease
**, struct iaddr
,
2591 const char *, int));
2592 void uid_hash_add
PROTO ((struct lease
*));
2593 void uid_hash_delete
PROTO ((struct lease
*));
2594 void hw_hash_add
PROTO ((struct lease
*));
2595 void hw_hash_delete
PROTO ((struct lease
*));
2596 int write_leases
PROTO ((void));
2597 int lease_enqueue (struct lease
*);
2598 isc_result_t
lease_instantiate(const void *, unsigned, void *);
2599 void expire_all_pools
PROTO ((void));
2600 void dump_subnets
PROTO ((void));
2601 #if defined (DEBUG_MEMORY_LEAKAGE) || \
2602 defined (DEBUG_MEMORY_LEAKAGE_ON_EXIT)
2603 void free_everything (void);
2607 char *ddns_rev_name (struct lease
*, struct lease_state
*, struct packet
*);
2608 char *ddns_fwd_name (struct lease
*, struct lease_state
*, struct packet
*);
2609 int nsupdateA (const char *, const unsigned char *, u_int32_t
, int);
2610 int nsupdatePTR (const char *, const unsigned char *, u_int32_t
, int);
2611 void nsupdate (struct lease
*, struct lease_state
*, struct packet
*, int);
2612 int updateA (const struct data_string
*, const struct data_string
*,
2613 unsigned int, struct lease
*);
2614 int updatePTR (const struct data_string
*, const struct data_string
*,
2615 unsigned int, struct lease
*);
2616 int deleteA (const struct data_string
*, const struct data_string
*,
2618 int deletePTR (const struct data_string
*, const struct data_string
*,
2622 #if defined (FAILOVER_PROTOCOL)
2623 extern dhcp_failover_state_t
*failover_states
;
2624 void dhcp_failover_startup
PROTO ((void));
2625 int dhcp_failover_write_all_states (void);
2626 isc_result_t enter_failover_peer
PROTO ((dhcp_failover_state_t
*));
2627 isc_result_t find_failover_peer
PROTO ((dhcp_failover_state_t
**,
2628 const char *, const char *, int));
2629 isc_result_t dhcp_failover_link_initiate
PROTO ((omapi_object_t
*));
2630 isc_result_t dhcp_failover_link_signal
PROTO ((omapi_object_t
*,
2631 const char *, va_list));
2632 isc_result_t dhcp_failover_link_set_value
PROTO ((omapi_object_t
*,
2634 omapi_data_string_t
*,
2635 omapi_typed_data_t
*));
2636 isc_result_t dhcp_failover_link_get_value
PROTO ((omapi_object_t
*,
2638 omapi_data_string_t
*,
2640 isc_result_t dhcp_failover_link_destroy
PROTO ((omapi_object_t
*,
2641 const char *, int));
2642 isc_result_t dhcp_failover_link_stuff_values
PROTO ((omapi_object_t
*,
2645 isc_result_t dhcp_failover_listen
PROTO ((omapi_object_t
*));
2647 isc_result_t dhcp_failover_listener_signal
PROTO ((omapi_object_t
*,
2650 isc_result_t dhcp_failover_listener_set_value
PROTO ((omapi_object_t
*,
2652 omapi_data_string_t
*,
2653 omapi_typed_data_t
*));
2654 isc_result_t dhcp_failover_listener_get_value
PROTO ((omapi_object_t
*,
2656 omapi_data_string_t
*,
2658 isc_result_t dhcp_failover_listener_destroy
PROTO ((omapi_object_t
*,
2659 const char *, int));
2660 isc_result_t dhcp_failover_listener_stuff
PROTO ((omapi_object_t
*,
2663 isc_result_t dhcp_failover_register
PROTO ((omapi_object_t
*));
2664 isc_result_t dhcp_failover_state_signal
PROTO ((omapi_object_t
*,
2665 const char *, va_list));
2666 isc_result_t
dhcp_failover_state_transition (dhcp_failover_state_t
*,
2668 isc_result_t
dhcp_failover_set_service_state (dhcp_failover_state_t
*state
);
2669 isc_result_t
dhcp_failover_set_state (dhcp_failover_state_t
*,
2670 enum failover_state
);
2671 isc_result_t
dhcp_failover_peer_state_changed (dhcp_failover_state_t
*,
2672 failover_message_t
*);
2673 void dhcp_failover_pool_rebalance (void *);
2674 void dhcp_failover_pool_check (struct pool
*);
2675 int dhcp_failover_state_pool_check (dhcp_failover_state_t
*);
2676 void dhcp_failover_timeout (void *);
2677 void dhcp_failover_send_contact (void *);
2678 isc_result_t
dhcp_failover_send_state (dhcp_failover_state_t
*);
2679 isc_result_t
dhcp_failover_send_updates (dhcp_failover_state_t
*);
2680 int dhcp_failover_queue_update (struct lease
*, int);
2681 int dhcp_failover_send_acks (dhcp_failover_state_t
*);
2682 void dhcp_failover_toack_queue_timeout (void *);
2683 int dhcp_failover_queue_ack (dhcp_failover_state_t
*, failover_message_t
*msg
);
2684 void dhcp_failover_ack_queue_remove (dhcp_failover_state_t
*, struct lease
*);
2685 isc_result_t dhcp_failover_state_set_value
PROTO ((omapi_object_t
*,
2687 omapi_data_string_t
*,
2688 omapi_typed_data_t
*));
2689 void dhcp_failover_keepalive (void *);
2690 void dhcp_failover_reconnect (void *);
2691 void dhcp_failover_startup_timeout (void *);
2692 void dhcp_failover_link_startup_timeout (void *);
2693 void dhcp_failover_listener_restart (void *);
2694 isc_result_t dhcp_failover_state_get_value
PROTO ((omapi_object_t
*,
2696 omapi_data_string_t
*,
2698 isc_result_t dhcp_failover_state_destroy
PROTO ((omapi_object_t
*,
2699 const char *, int));
2700 isc_result_t dhcp_failover_state_stuff
PROTO ((omapi_object_t
*,
2703 isc_result_t dhcp_failover_state_lookup
PROTO ((omapi_object_t
**,
2706 isc_result_t dhcp_failover_state_create
PROTO ((omapi_object_t
**,
2708 isc_result_t dhcp_failover_state_remove
PROTO ((omapi_object_t
*,
2710 int dhcp_failover_state_match (dhcp_failover_state_t
*, u_int8_t
*, unsigned);
2711 int dhcp_failover_state_match_by_name(dhcp_failover_state_t
*,
2712 failover_option_t
*);
2713 const char *dhcp_failover_reject_reason_print (int);
2714 const char *dhcp_failover_state_name_print (enum failover_state
);
2715 const char *dhcp_failover_message_name (unsigned);
2716 const char *dhcp_failover_option_name (unsigned);
2717 failover_option_t
*dhcp_failover_option_printf (unsigned, char *,
2721 __attribute__((__format__(__printf__
,5,6)));
2722 failover_option_t
*dhcp_failover_make_option (unsigned, char *,
2723 unsigned *, unsigned, ...);
2724 isc_result_t
dhcp_failover_put_message (dhcp_failover_link_t
*,
2725 omapi_object_t
*, int, u_int32_t
, ...);
2726 isc_result_t dhcp_failover_send_connect
PROTO ((omapi_object_t
*));
2727 isc_result_t dhcp_failover_send_connectack
PROTO ((omapi_object_t
*,
2728 dhcp_failover_state_t
*,
2729 int, const char *));
2730 isc_result_t dhcp_failover_send_disconnect
PROTO ((omapi_object_t
*,
2731 int, const char *));
2732 isc_result_t
dhcp_failover_send_bind_update (dhcp_failover_state_t
*,
2734 isc_result_t
dhcp_failover_send_bind_ack (dhcp_failover_state_t
*,
2735 failover_message_t
*,
2737 isc_result_t
dhcp_failover_send_poolreq (dhcp_failover_state_t
*);
2738 isc_result_t
dhcp_failover_send_poolresp (dhcp_failover_state_t
*, int);
2739 isc_result_t
dhcp_failover_send_update_request (dhcp_failover_state_t
*);
2740 isc_result_t
dhcp_failover_send_update_request_all (dhcp_failover_state_t
*);
2741 isc_result_t
dhcp_failover_send_update_done (dhcp_failover_state_t
*);
2742 isc_result_t
dhcp_failover_process_bind_update (dhcp_failover_state_t
*,
2743 failover_message_t
*);
2744 isc_result_t
dhcp_failover_process_bind_ack (dhcp_failover_state_t
*,
2745 failover_message_t
*);
2746 isc_result_t
dhcp_failover_generate_update_queue (dhcp_failover_state_t
*,
2748 isc_result_t
dhcp_failover_process_update_request (dhcp_failover_state_t
*,
2749 failover_message_t
*);
2750 isc_result_t
dhcp_failover_process_update_request_all (dhcp_failover_state_t
*,
2751 failover_message_t
*);
2752 isc_result_t
dhcp_failover_process_update_done (dhcp_failover_state_t
*,
2753 failover_message_t
*);
2754 void dhcp_failover_recover_done (void *);
2755 void failover_print
PROTO ((char *, unsigned *, unsigned, const char *));
2756 void update_partner
PROTO ((struct lease
*));
2757 int load_balance_mine (struct packet
*, dhcp_failover_state_t
*);
2758 int peer_wants_lease (struct lease
*);
2759 binding_state_t
normal_binding_state_transition_check (struct lease
*,
2760 dhcp_failover_state_t
*,
2764 conflict_binding_state_transition_check (struct lease
*,
2765 dhcp_failover_state_t
*,
2766 binding_state_t
, u_int32_t
);
2767 int lease_mine_to_reallocate (struct lease
*);
2769 OMAPI_OBJECT_ALLOC_DECL (dhcp_failover_state
, dhcp_failover_state_t
,
2770 dhcp_type_failover_state
)
2771 OMAPI_OBJECT_ALLOC_DECL (dhcp_failover_listener
, dhcp_failover_listener_t
,
2772 dhcp_type_failover_listener
)
2773 OMAPI_OBJECT_ALLOC_DECL (dhcp_failover_link
, dhcp_failover_link_t
,
2774 dhcp_type_failover_link
)
2775 #endif /* FAILOVER_PROTOCOL */
2777 const char *binding_state_print (enum failover_state
);