3 Definitions for dhcpd... */
6 * Copyright (c) 2004-2007 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''.
38 #include <sys/types.h>
39 #include <netinet/in.h>
40 #include <sys/socket.h>
42 #include <arpa/inet.h>
46 #define fd_set cygwin_fd_set
47 #include <sys/types.h>
60 #include <net/route.h>
61 #include <net/if_arp.h>
63 # include <net/if_dl.h>
71 #include "arpa/nameser.h"
72 #if defined (NSUPDATE)
73 # include "minires/minires.h"
77 typedef struct hash_table group_hash_t
;
78 typedef struct hash_table universe_hash_t
;
79 typedef struct hash_table option_name_hash_t
;
80 typedef struct hash_table option_code_hash_t
;
81 typedef struct hash_table dns_zone_hash_t
;
82 typedef struct hash_table lease_ip_hash_t
;
83 typedef struct hash_table lease_id_hash_t
;
84 typedef struct hash_table host_hash_t
;
85 typedef struct hash_table class_hash_t
;
95 #include "statement.h"
101 #include <isc-dhcp/result.h>
102 #include <omapip/omapip_p.h>
104 #if !defined (BYTE_NAME_HASH_SIZE)
105 # define BYTE_NAME_HASH_SIZE 401 /* Default would be rediculous. */
107 #if !defined (BYTE_CODE_HASH_SIZE)
108 # define BYTE_CODE_HASH_SIZE 254 /* Default would be rediculous. */
111 /* Although it is highly improbable that a 16-bit option space might
112 * actually use 2^16 actual defined options, it is the worst case
113 * scenario we must prepare for. Having 4 options per bucket in this
114 * case is pretty reasonable.
116 #if !defined (WORD_NAME_HASH_SIZE)
117 # define WORD_NAME_HASH_SIZE 20479
119 #if !defined (WORD_CODE_HASH_SIZE)
120 # define WORD_CODE_HASH_SIZE 16384
123 /* Not only is it improbable that the 32-bit spaces might actually use 2^32
124 * defined options, it is infeasable. It would be best for this kind of
125 * space to be dynamically sized. Instead we size it at the word hash's
128 #if !defined (QUAD_NAME_HASH_SIZE)
129 # define QUAD_NAME_HASH_SIZE WORD_NAME_HASH_SIZE
131 #if !defined (QUAD_CODE_HASH_SIZE)
132 # define QUAD_CODE_HASH_SIZE WORD_CODE_HASH_SIZE
135 #if !defined (DNS_HASH_SIZE)
136 # define DNS_HASH_SIZE 0 /* Default. */
139 /* Default size to use for name/code hashes on user-defined option spaces. */
140 #if !defined (DEFAULT_SPACE_HASH_SIZE)
141 # define DEFAULT_SPACE_HASH_SIZE 11
144 #if !defined (NWIP_HASH_SIZE)
145 # define NWIP_HASH_SIZE 17 /* A really small table. */
148 #if !defined (FQDN_HASH_SIZE)
149 # define FQDN_HASH_SIZE 13 /* A rediculously small table. */
152 /* I really doubt a given installation is going to have more than a few
153 * hundred vendors involved.
155 #if !defined (VIVCO_HASH_SIZE)
156 # define VIVCO_HASH_SIZE 127
159 #if !defined (VIVSO_HASH_SIZE)
160 # define VIVSO_HASH_SIZE VIVCO_HASH_SIZE
163 #if !defined (VSIO_HASH_SIZE)
164 # define VSIO_HASH_SIZE VIVCO_HASH_SIZE
167 #if !defined (VIV_ISC_HASH_SIZE)
168 # define VIV_ISC_HASH_SIZE 3 /* An incredulously small table. */
171 #if !defined (UNIVERSE_HASH_SIZE)
172 # define UNIVERSE_HASH_SIZE 13 /* A really small table. */
175 #if !defined (GROUP_HASH_SIZE)
176 # define GROUP_HASH_SIZE 0 /* Default. */
179 /* At least one person has indicated they use ~20k host records.
181 #if !defined (HOST_HASH_SIZE)
182 # define HOST_HASH_SIZE 22501
185 /* We have user reports of use of ISC DHCP numbering leases in the 200k's.
187 * We also have reports of folks using 10.0/8 as a dynamic range. The
188 * following is something of a compromise between the two. At the ~2-3
189 * hundred thousand leases, there's ~2-3 leases to search in each bucket.
191 #if !defined (LEASE_HASH_SIZE)
192 # define LEASE_HASH_SIZE 100003
195 /* It is not known what the worst case subclass hash size is. We estimate
198 #if !defined (SCLASS_HASH_SIZE)
199 # define SCLASS_HASH_SIZE 12007
202 #if !defined (AGENT_HASH_SIZE)
203 # define AGENT_HASH_SIZE 11 /* A really small table. */
206 /* The server hash size is used for both names and codes. There aren't
207 * many (roughly 50 at the moment), so we use a smaller table. If we
208 * use a 1:1 table size, then we get name collisions due to poor name
209 * hashing. So we use double the space we need, which drastically
210 * reduces collisions.
212 #if !defined (SERVER_HASH_SIZE)
213 # define SERVER_HASH_SIZE (2*(sizeof(server_options) / sizeof(struct option)))
217 /* How many options are likely to appear in a single packet? */
218 #if !defined (OPTION_HASH_SIZE)
219 # define OPTION_HASH_SIZE 17
220 # define OPTION_HASH_PTWO 32 /* Next power of two above option hash. */
221 # define OPTION_HASH_EXP 5 /* The exponent for that power of two. */
224 #define compute_option_hash(x) \
225 (((x) & (OPTION_HASH_PTWO - 1)) + \
226 (((x) >> OPTION_HASH_EXP) & \
227 (OPTION_HASH_PTWO - 1))) % OPTION_HASH_SIZE;
229 enum dhcp_shutdown_state
{
231 shutdown_omapi_connections
,
232 shutdown_drop_omapi_connections
,
237 /* Client FQDN option, failover FQDN option, etc. */
244 #include "failover.h"
246 /* A parsing context. */
263 enum dhcp_token token
;
270 char comments
[4096];
273 int warnings_occurred
;
276 size_t bufix
, buflen
;
280 /* Variable-length array of data. */
283 struct string_list
*next
;
287 /* A name server, from /etc/resolv.conf. */
289 struct name_server
*next
;
290 struct sockaddr_in addr
;
294 /* A domain search list element. */
295 struct domain_search_list
{
296 struct domain_search_list
*next
;
301 /* Option tag structures are used to build chains of option tags, for
302 when we're sure we're not going to have enough of them to justify
303 maintaining an array. */
306 struct option_tag
*next
;
310 /* An agent option structure. We need a special structure for the
311 Relay Agent Information option because if more than one appears in
312 a message, we have to keep them separate. */
314 struct agent_options
{
315 struct agent_options
*next
;
317 struct option_tag
*first
;
320 struct option_cache
{
322 struct option_cache
*next
;
323 struct expression
*expression
;
324 struct option
*option
;
325 struct data_string data
;
327 #define OPTION_HAD_NULLS 0x00000001
331 struct option_state
{
339 /* A dhcp packet and the pointers to its option values. */
341 struct dhcp_packet
*raw
;
343 unsigned packet_length
;
346 unsigned char dhcpv6_msg_type
; /* DHCPv6 message type */
348 /* DHCPv6 transaction ID */
349 unsigned char dhcpv6_transaction_id
[3];
351 /* DHCPv6 relay information */
352 unsigned char dhcpv6_hop_count
;
353 struct in6_addr dhcpv6_link_address
;
354 struct in6_addr dhcpv6_peer_address
;
356 /* DHCPv6 packet containing this one, or NULL if none */
357 struct packet
*dhcpv6_container_packet
;
361 struct iaddr client_addr
;
362 struct interface_info
*interface
; /* Interface on which packet
364 struct hardware
*haddr
; /* Physical link address
365 of local sender (maybe gateway). */
367 /* Information for relay agent options (see
368 draft-ietf-dhc-agent-options-xx.txt). */
369 u_int8_t
*circuit_id
; /* Circuit ID of client connection. */
371 u_int8_t
*remote_id
; /* Remote ID of client. */
374 int got_requested_address
; /* True if client sent the
375 dhcp-requested-address option. */
377 struct shared_network
*shared_network
;
378 struct option_state
*options
;
380 #if !defined (PACKET_MAX_CLASSES)
381 # define PACKET_MAX_CLASSES 5
384 struct class *classes
[PACKET_MAX_CLASSES
];
389 /* If we stash agent options onto the packet option state, to pretend
390 * options we got in a previous exchange were still there, we need
391 * to signal this in a reliable way.
393 isc_boolean_t agent_options_stashed
;
396 * ISC_TRUE if packet received unicast (as opposed to multicast).
397 * Only used in DHCPv6.
399 isc_boolean_t unicast
;
402 /* A network interface's MAC address. */
413 server_hibernate
= 3,
415 } control_object_state_t
;
418 OMAPI_OBJECT_PREAMBLE
;
419 control_object_state_t state
;
420 } dhcp_control_object_t
;
425 #define FTS_EXPIRED 3
426 #define FTS_RELEASED 4
427 #define FTS_ABANDONED 5
430 typedef u_int8_t binding_state_t
;
432 /* FTS_LAST is the highest value that is valid for a lease binding state. */
433 #define FTS_LAST FTS_BACKUP
435 /* A dhcp lease declaration structure. */
437 OMAPI_OBJECT_PREAMBLE
;
439 struct lease
*n_uid
, *n_hw
;
441 struct iaddr ip_addr
;
442 TIME starts
, ends
, sort_time
;
443 char *client_hostname
;
444 struct binding_scope
*scope
;
445 struct host_decl
*host
;
446 struct subnet
*subnet
;
448 struct class *billing_class
;
449 struct option_chain_head
*agent_options
;
451 struct executable_statement
*on_expiry
;
452 struct executable_statement
*on_commit
;
453 struct executable_statement
*on_release
;
456 unsigned short uid_len
;
457 unsigned short uid_max
;
458 unsigned char uid_buf
[7];
459 struct hardware hardware_addr
;
462 # define STATIC_LEASE 1
463 # define BOOTP_LEASE 2
464 # define RESERVED_LEASE 4
465 # define MS_NULL_TERMINATION 8
466 # define ON_UPDATE_QUEUE 16
467 # define ON_ACK_QUEUE 32
468 # define ON_QUEUE (ON_UPDATE_QUEUE | ON_ACK_QUEUE)
469 # define UNICAST_BROADCAST_HACK 64
470 # define ON_DEFERRED_QUEUE 128
472 /* Persistent flags are to be preserved on a given lease structure. */
473 # define PERSISTENT_FLAGS (ON_ACK_QUEUE | ON_UPDATE_QUEUE)
474 /* Ephemeral flags are to be preserved on a given lease (copied etc). */
475 # define EPHEMERAL_FLAGS (MS_NULL_TERMINATION | \
476 UNICAST_BROADCAST_HACK | \
480 binding_state_t binding_state
;
481 binding_state_t next_binding_state
;
482 binding_state_t desired_binding_state
;
484 struct lease_state
*state
;
486 /* 'tsfp' is more of an 'effective' tsfp. It may be calculated from
487 * stos+mclt for example if it's an expired lease and the server is
488 * in partner-down state. 'atsfp' is zeroed whenever a lease is
489 * updated - and only set when the peer acknowledges it. This
490 * ensures every state change is transmitted.
492 TIME tstp
; /* Time sent to partner. */
493 TIME tsfp
; /* Time sent from partner. */
494 TIME atsfp
; /* Actual time sent from partner. */
495 TIME cltt
; /* Client last transaction time. */
496 u_int32_t last_xid
; /* XID we sent in this lease's BNDUPD */
497 struct lease
*next_pending
;
501 struct lease_state
*next
;
503 struct interface_info
*ip
;
505 struct packet
*packet
; /* The incoming packet. */
509 struct option_state
*options
;
510 struct data_string parameter_request_list
;
511 int max_message_size
;
512 unsigned char expiry
[4], renewal
[4], rebind
[4];
513 struct data_string filename
, server_name
;
514 int got_requested_address
;
515 int got_server_identifier
;
516 struct shared_network
*shared_network
; /* Shared network of interface
517 on which request arrived. */
521 u_int16_t bootp_flags
;
522 struct in_addr ciaddr
;
523 struct in_addr siaddr
;
524 struct in_addr giaddr
;
532 #define SHARED_NET_DECL 2
533 #define SUBNET_DECL 3
538 /* Possible modes in which discover_interfaces can run. */
540 #define DISCOVER_RUNNING 0
541 #define DISCOVER_SERVER 1
542 #define DISCOVER_UNCONFIGURED 2
543 #define DISCOVER_RELAY 3
544 #define DISCOVER_REQUESTED 4
546 /* DDNS_UPDATE_STYLE enumerations. */
547 #define DDNS_UPDATE_STYLE_NONE 0
548 #define DDNS_UPDATE_STYLE_AD_HOC 1
549 #define DDNS_UPDATE_STYLE_INTERIM 2
551 /* Server option names. */
553 #define SV_DEFAULT_LEASE_TIME 1
554 #define SV_MAX_LEASE_TIME 2
555 #define SV_MIN_LEASE_TIME 3
556 #define SV_BOOTP_LEASE_CUTOFF 4
557 #define SV_BOOTP_LEASE_LENGTH 5
558 #define SV_BOOT_UNKNOWN_CLIENTS 6
559 #define SV_DYNAMIC_BOOTP 7
560 #define SV_ALLOW_BOOTP 8
561 #define SV_ALLOW_BOOTING 9
562 #define SV_ONE_LEASE_PER_CLIENT 10
563 #define SV_GET_LEASE_HOSTNAMES 11
564 #define SV_USE_HOST_DECL_NAMES 12
565 #define SV_USE_LEASE_ADDR_FOR_DEFAULT_ROUTE 13
566 #define SV_MIN_SECS 14
567 #define SV_FILENAME 15
568 #define SV_SERVER_NAME 16
569 #define SV_NEXT_SERVER 17
570 #define SV_AUTHORITATIVE 18
571 #define SV_VENDOR_OPTION_SPACE 19
572 #define SV_ALWAYS_REPLY_RFC1048 20
573 #define SV_SITE_OPTION_SPACE 21
574 #define SV_ALWAYS_BROADCAST 22
575 #define SV_DDNS_DOMAIN_NAME 23
576 #define SV_DDNS_HOST_NAME 24
577 #define SV_DDNS_REV_DOMAIN_NAME 25
578 #define SV_LEASE_FILE_NAME 26
579 #define SV_PID_FILE_NAME 27
580 #define SV_DUPLICATES 28
581 #define SV_DECLINES 29
582 #define SV_DDNS_UPDATES 30
583 #define SV_OMAPI_PORT 31
584 #define SV_LOCAL_PORT 32
585 #define SV_LIMITED_BROADCAST_ADDRESS 33
586 #define SV_REMOTE_PORT 34
587 #define SV_LOCAL_ADDRESS 35
588 #define SV_OMAPI_KEY 36
589 #define SV_STASH_AGENT_OPTIONS 37
590 #define SV_DDNS_TTL 38
591 #define SV_DDNS_UPDATE_STYLE 39
592 #define SV_CLIENT_UPDATES 40
593 #define SV_UPDATE_OPTIMIZATION 41
594 #define SV_PING_CHECKS 42
595 #define SV_UPDATE_STATIC_LEASES 43
596 #define SV_LOG_FACILITY 44
597 #define SV_DO_FORWARD_UPDATES 45
598 #define SV_PING_TIMEOUT 46
599 #define SV_RESERVE_INFINITE 47
600 #define SV_DDNS_CONFLICT_DETECT 48
601 #define SV_LEASEQUERY 49
602 #define SV_ADAPTIVE_LEASE_TIME_THRESHOLD 50
603 #define SV_DO_REVERSE_UPDATES 51
604 #define SV_FQDN_REPLY 52
605 #define SV_PREFER_LIFETIME 53
607 #if !defined (DEFAULT_PING_TIMEOUT)
608 # define DEFAULT_PING_TIMEOUT 1
611 #if !defined (DEFAULT_DEFAULT_LEASE_TIME)
612 # define DEFAULT_DEFAULT_LEASE_TIME 43200
615 #if !defined (DEFAULT_MIN_LEASE_TIME)
616 # define DEFAULT_MIN_LEASE_TIME 300
619 #if !defined (DEFAULT_MAX_LEASE_TIME)
620 # define DEFAULT_MAX_LEASE_TIME 86400
623 #if !defined (DEFAULT_DDNS_TTL)
624 # define DEFAULT_DDNS_TTL 3600
627 /* Client option names */
630 #define CL_SELECT_INTERVAL 2
631 #define CL_REBOOT_TIMEOUT 3
632 #define CL_RETRY_INTERVAL 4
633 #define CL_BACKOFF_CUTOFF 5
634 #define CL_INITIAL_INTERVAL 6
635 #define CL_BOOTP_POLICY 7
636 #define CL_SCRIPT_NAME 8
637 #define CL_REQUESTED_OPTIONS 9
638 #define CL_REQUESTED_LEASE_TIME 10
639 #define CL_SEND_OPTIONS 11
641 #define CL_REJECT_LIST 13
643 #ifndef CL_DEFAULT_TIMEOUT
644 # define CL_DEFAULT_TIMEOUT 60
647 #ifndef CL_DEFAULT_SELECT_INTERVAL
648 # define CL_DEFAULT_SELECT_INTERVAL 0
651 #ifndef CL_DEFAULT_REBOOT_TIMEOUT
652 # define CL_DEFAULT_REBOOT_TIMEOUT 10
655 #ifndef CL_DEFAULT_RETRY_INTERVAL
656 # define CL_DEFAULT_RETRY_INTERVAL 300
659 #ifndef CL_DEFAULT_BACKOFF_CUTOFF
660 # define CL_DEFAULT_BACKOFF_CUTOFF 120
663 #ifndef CL_DEFAULT_INITIAL_INTERVAL
664 # define CL_DEFAULT_INITIAL_INTERVAL 10
667 #ifndef CL_DEFAULT_BOOTP_POLICY
668 # define CL_DEFAULT_BOOTP_POLICY P_ACCEPT
671 #ifndef CL_DEFAULT_REQUESTED_OPTIONS
672 # define CL_DEFAULT_REQUESTED_OPTIONS \
674 DHO_BROADCAST_ADDRESS, \
678 DHO_DOMAIN_NAME_SERVERS, \
682 struct group_object
{
683 OMAPI_OBJECT_PREAMBLE
;
685 struct group_object
*n_dynamic
;
689 #define GROUP_OBJECT_DELETED 1
690 #define GROUP_OBJECT_DYNAMIC 2
691 #define GROUP_OBJECT_STATIC 4
694 /* Group of declarations that share common parameters. */
699 struct group_object
*object
;
700 struct subnet
*subnet
;
701 struct shared_network
*shared_network
;
703 struct executable_statement
*statements
;
706 /* A dhcp host declaration structure. */
708 OMAPI_OBJECT_PREAMBLE
;
709 struct host_decl
*n_ipaddr
;
710 struct host_decl
*n_dynamic
;
712 struct hardware interface
;
713 struct data_string client_identifier
;
714 struct option
*host_id_option
;
715 struct data_string host_id
;
716 /* XXXSK: fixed_addr should be an array of iaddr values,
717 not an option_cache, but it's referenced in a lot of
718 places, so we'll leave it for now. */
719 struct option_cache
*fixed_addr
;
721 struct group_object
*named_group
;
722 struct data_string auth_key_id
;
724 #define HOST_DECL_DELETED 1
725 #define HOST_DECL_DYNAMIC 2
726 #define HOST_DECL_STATIC 4
732 permit_unknown_clients
,
733 permit_known_clients
,
734 permit_authenticated_clients
,
735 permit_unauthenticated_clients
,
737 permit_dynamic_bootp_clients
,
744 OMAPI_OBJECT_PREAMBLE
;
747 struct shared_network
*shared_network
;
748 struct permit
*permit_list
;
749 struct permit
*prohibit_list
;
750 struct lease
*active
;
751 struct lease
*expired
;
753 struct lease
*backup
;
754 struct lease
*abandoned
;
755 struct lease
*reserved
;
756 TIME next_event_time
;
761 #if defined (FAILOVER_PROTOCOL)
762 dhcp_failover_state_t
*failover_peer
;
766 struct shared_network
{
767 OMAPI_OBJECT_PREAMBLE
;
768 struct shared_network
*next
;
770 struct subnet
*subnets
;
771 struct interface_info
*interface
;
773 struct ipv6_pool
**ipv6_pools
; /* NULL-terminated array */
774 int last_ipv6_pool
; /* offset of last IPv6 pool
775 used to issue a lease */
777 #if defined (FAILOVER_PROTOCOL)
778 dhcp_failover_state_t
*failover_peer
;
783 OMAPI_OBJECT_PREAMBLE
;
784 struct subnet
*next_subnet
;
785 struct subnet
*next_sibling
;
786 struct shared_network
*shared_network
;
787 struct interface_info
*interface
;
788 struct iaddr interface_address
;
790 struct iaddr netmask
;
791 int prefix_len
; /* XXX: currently for IPv6 only */
796 struct collection
*next
;
799 struct class *classes
;
802 /* Used as an argument to parse_clasS_decl() */
803 #define CLASS_TYPE_VENDOR 0
804 #define CLASS_TYPE_USER 1
805 #define CLASS_TYPE_CLASS 2
806 #define CLASS_TYPE_SUBCLASS 3
808 /* XXX classes must be reference-counted. */
810 OMAPI_OBJECT_PREAMBLE
;
811 struct class *nic
; /* Next in collection. */
812 struct class *superclass
; /* Set for spawned classes only. */
813 char *name
; /* Not set for spawned classes. */
815 /* A class may be configured to permit a limited number of leases. */
818 struct lease
**billed_leases
;
820 /* If nonzero, class has not been saved since it was last
824 /* Hash table containing subclasses. */
826 struct data_string hash_string
;
828 /* Expression used to match class. */
829 struct expression
*expr
;
831 /* Expression used to compute subclass identifiers for spawning
832 and to do subclass matching. */
833 struct expression
*submatch
;
838 /* Statements to execute if class matches. */
839 struct executable_statement
*statements
;
841 #define CLASS_DECL_DELETED 1
842 #define CLASS_DECL_DYNAMIC 2
843 #define CLASS_DECL_STATIC 4
844 #define CLASS_DECL_SUBCLASS 8
849 /* DHCP client lease structure... */
850 struct client_lease
{
851 struct client_lease
*next
; /* Next lease in list. */
852 TIME expiry
, renewal
, rebind
; /* Lease timeouts. */
853 struct iaddr address
; /* Address being leased. */
854 char *server_name
; /* Name of boot server. */
855 char *filename
; /* Name of file we're supposed to boot. */
856 struct string_list
*medium
; /* Network medium. */
857 struct auth_key
*key
; /* Key used in basic DHCP authentication. */
859 unsigned int is_static
: 1; /* If set, lease is from config file. */
860 unsigned int is_bootp
: 1; /* If set, lease was acquired with BOOTP. */
862 struct option_state
*options
; /* Options supplied with lease. */
865 /* DHCPv6 lease structures */
867 struct dhc6_addr
*next
;
868 struct iaddr address
;
870 /* Address state flags. */
871 #define DHC6_ADDR_DEPREFFED 0x01
872 #define DHC6_ADDR_EXPIRED 0x02
876 u_int32_t preferred_life
;
879 struct option_state
*options
;
883 struct dhc6_ia
*next
;
884 unsigned char iaid
[4];
889 struct dhc6_addr
*addrs
;
891 struct option_state
*options
;
895 struct dhc6_lease
*next
;
896 struct data_string server_id
;
901 unsigned char dhcpv6_transaction_id
[3];
902 struct dhc6_ia
*bindings
;
904 struct option_state
*options
;
907 /* Possible states in which the client can be. */
919 /* Authentication and BOOTP policy possibilities (not all values work
921 enum policy
{ P_IGNORE
, P_ACCEPT
, P_PREFER
, P_REQUIRE
, P_DONT
};
923 /* Configuration information from the config file... */
924 struct client_config
{
926 * When a message has been received, run these statements
929 struct group
*on_receipt
;
932 * When a message is sent, run these statements.
934 struct group
*on_transmission
;
936 u_int32_t
*required_options
; /* Options server must supply. */
937 u_int32_t
*requested_options
; /* Options to request from server. */
939 TIME timeout
; /* Start to panic if we don't get a
940 lease in this time period when
942 TIME initial_interval
; /* All exponential backoff intervals
944 TIME retry_interval
; /* If the protocol failed to produce
945 an address before the timeout,
946 try the protocol again after this
948 TIME select_interval
; /* Wait this many seconds from the
949 first DHCPDISCOVER before
950 picking an offered lease. */
951 TIME reboot_timeout
; /* When in INIT-REBOOT, wait this
952 long before giving up and going
954 TIME backoff_cutoff
; /* When doing exponential backoff,
955 never back off to an interval
956 longer than this amount. */
957 u_int32_t requested_lease
; /* Requested lease time, if user
958 doesn't configure one. */
959 struct string_list
*media
; /* Possible network media values. */
960 char *script_name
; /* Name of config script. */
961 char *vendor_space_name
; /* Name of config script. */
962 enum policy bootp_policy
;
963 /* Ignore, accept or prefer BOOTP
965 enum policy auth_policy
;
966 /* Require authentication, prefer
967 authentication, or don't try to
969 struct string_list
*medium
; /* Current network medium. */
971 struct iaddrmatchlist
*reject_list
; /* Servers to reject. */
973 int omapi_port
; /* port on which to accept OMAPI
974 connections, or -1 for no
976 int do_forward_update
; /* If nonzero, and if we have the
977 information we need, update the
978 A record for the address we get. */
981 /* Per-interface state used in the dhcp client... */
982 /* XXX: consider union {}'ing this for v4/v6. */
983 struct client_state
{
984 struct client_state
*next
;
985 struct interface_info
*interface
;
989 struct client_config
*config
; /* Client configuration. */
990 struct string_list
*env
; /* Client script environment. */
991 int envc
; /* Number of entries in environment. */
992 struct option_state
*sent_options
; /* Options we sent. */
993 enum dhcp_state state
; /* Current state for this interface. */
997 struct client_lease
*active
; /* Currently active lease. */
998 struct client_lease
*new; /* New lease. */
999 struct client_lease
*offered_leases
; /* Leases offered to us. */
1000 struct client_lease
*leases
; /* Leases we currently hold. */
1001 struct client_lease
*alias
; /* Alias lease. */
1003 struct iaddr destination
; /* Where to send packet. */
1004 u_int32_t xid
; /* Transaction ID. */
1005 u_int16_t secs
; /* secs value from DHCPDISCOVER. */
1006 TIME first_sending
; /* When was first copy sent? */
1007 TIME interval
; /* What's the current resend interval? */
1008 struct string_list
*medium
; /* Last media type tried. */
1009 struct dhcp_packet packet
; /* Outgoing DHCP packet. */
1010 unsigned packet_length
; /* Actual length of generated packet. */
1012 struct iaddr requested_address
; /* Address we would like to get. */
1014 /* DHCPv6 values. */
1015 unsigned char dhcpv6_transaction_id
[3];
1016 u_int8_t refresh_type
;
1018 struct dhc6_lease
*active_lease
;
1019 struct dhc6_lease
*old_lease
;
1020 struct dhc6_lease
*advertised_leases
;
1021 struct dhc6_lease
*selected_lease
;
1022 struct dhc6_lease
*held_leases
;
1028 /* See RFC3315 section 14. */
1036 /* Rather than a state, we use a function that shifts around
1037 * depending what stage of life the v6 state machine is in.
1038 * This is where incoming packets are dispatched to (sometimes
1041 void (*v6_handler
)(struct packet
*, struct client_state
*);
1044 struct envadd_state
{
1045 struct client_state
*client
;
1049 struct dns_update_state
{
1050 struct client_state
*client
;
1051 struct iaddr address
;
1052 int dns_update_timeout
;
1055 /* Information about each network interface. */
1057 struct interface_info
{
1058 OMAPI_OBJECT_PREAMBLE
;
1059 struct interface_info
*next
; /* Next interface in list... */
1060 struct shared_network
*shared_network
;
1061 /* Networks connected to this interface. */
1062 struct hardware hw_address
; /* Its physical address. */
1063 struct in_addr
*addresses
; /* Addresses associated with this
1066 int address_count
; /* Number of addresses stored. */
1067 int address_max
; /* Size of addresses buffer. */
1068 struct in6_addr
*v6addresses
; /* IPv6 addresses associated with
1070 int v6address_count
; /* Number of IPv6 addresses associated
1071 with this interface. */
1072 int v6address_max
; /* Maximum number of IPv6 addresses
1073 we can store in current buffer. */
1075 u_int8_t
*circuit_id
; /* Circuit ID associated with this
1077 unsigned circuit_id_len
; /* Length of Circuit ID, if there
1079 u_int8_t
*remote_id
; /* Remote ID associated with this
1080 interface (if any). */
1081 unsigned remote_id_len
; /* Length of Remote ID. */
1083 char name
[IFNAMSIZ
]; /* Its name... */
1084 int index
; /* Its index. */
1085 int rfdesc
; /* Its read file descriptor. */
1086 int wfdesc
; /* Its write file descriptor, if
1088 unsigned char *rbuf
; /* Read buffer, if required. */
1089 unsigned int rbuf_max
; /* Size of read buffer. */
1090 size_t rbuf_offset
; /* Current offset into buffer. */
1091 size_t rbuf_len
; /* Length of data in buffer. */
1093 struct ifreq
*ifp
; /* Pointer to ifreq struct. */
1094 int configured
; /* If set to 1, interface has at least
1095 * one valid IP address.
1097 u_int32_t flags
; /* Control flags... */
1098 #define INTERFACE_REQUESTED 1
1099 #define INTERFACE_AUTOMATIC 2
1100 #define INTERFACE_RUNNING 4
1102 /* Only used by DHCP client code. */
1103 struct client_state
*client
;
1104 # if defined (USE_DLPI_SEND) || defined (USE_DLPI_RECEIVE)
1105 int dlpi_sap_length
;
1106 struct hardware dlpi_broadcast_addr
;
1107 # endif /* DLPI_SEND || DLPI_RECEIVE */
1110 struct hardware_link
{
1111 struct hardware_link
*next
;
1112 char name
[IFNAMSIZ
];
1113 struct hardware address
;
1116 typedef void (*tvref_t
)(void *, void *, const char *, int);
1117 typedef void (*tvunref_t
)(void *, const char *, int);
1119 struct timeout
*next
;
1121 void (*func
) PROTO ((void *));
1128 struct protocol
*next
;
1130 void (*handler
) PROTO ((struct protocol
*));
1134 struct dns_query
; /* forward */
1137 struct dns_wakeup
*next
; /* Next wakeup in chain. */
1138 void (*func
) PROTO ((struct dns_query
*));
1141 struct dns_question
{
1142 u_int16_t type
; /* Type of query. */
1143 u_int16_t
class; /* Class of query. */
1144 unsigned char data
[1]; /* Query data. */
1148 u_int16_t type
; /* Type of answer. */
1149 u_int16_t
class; /* Class of answer. */
1150 int count
; /* Number of answers. */
1151 unsigned char *answers
[1]; /* Pointers to answers. */
1155 struct dns_query
*next
; /* Next query in hash bucket. */
1156 u_int32_t hash
; /* Hash bucket index. */
1157 TIME expiry
; /* Query expiry time (zero if not yet
1159 u_int16_t id
; /* Query ID (also hash table index) */
1160 caddr_t waiters
; /* Pointer to list of things waiting
1163 struct dns_question
*question
; /* Question, internal format. */
1164 struct dns_answer
*answer
; /* Answer, internal format. */
1166 unsigned char *query
; /* Query formatted for DNS server. */
1167 unsigned len
; /* Length of entire query. */
1168 int sent
; /* The query has been sent. */
1169 struct dns_wakeup
*wakeups
; /* Wakeups to call if this query is
1171 struct name_server
*next_server
; /* Next server to try. */
1172 int backoff
; /* Current backoff, in seconds. */
1179 struct option_cache
*primary
;
1180 struct option_cache
*secondary
;
1181 struct auth_key
*key
;
1185 OMAPI_OBJECT_PREAMBLE
;
1187 void (*icmp_handler
) PROTO ((struct iaddr
, u_int8_t
*, int));
1192 /* Bitmask of dhcp option codes. */
1193 typedef unsigned char option_mask
[16];
1195 /* DHCP Option mask manipulation macros... */
1196 #define OPTION_ZERO(mask) (memset (mask, 0, 16))
1197 #define OPTION_SET(mask, bit) (mask [bit >> 8] |= (1 << (bit & 7)))
1198 #define OPTION_CLR(mask, bit) (mask [bit >> 8] &= ~(1 << (bit & 7)))
1199 #define OPTION_ISSET(mask, bit) (mask [bit >> 8] & (1 << (bit & 7)))
1200 #define OPTION_ISCLR(mask, bit) (!OPTION_ISSET (mask, bit))
1202 /* An option occupies its length plus two header bytes (code and
1203 length) for every 255 bytes that must be stored. */
1204 #define OPTION_SPACE(x) ((x) + 2 * ((x) / 255 + 1))
1206 /* Default path to dhcpd config file. */
1208 #undef _PATH_DHCPD_CONF
1209 #define _PATH_DHCPD_CONF "dhcpd.conf"
1210 #undef _PATH_DHCPD_DB
1211 #define _PATH_DHCPD_DB "dhcpd.leases"
1212 #undef _PATH_DHCPD_PID
1213 #define _PATH_DHCPD_PID "dhcpd.pid"
1215 #ifndef _PATH_DHCPD_CONF
1216 #define _PATH_DHCPD_CONF "/etc/dhcpd.conf"
1219 #ifndef _PATH_DHCPD_DB
1220 #define _PATH_DHCPD_DB LOCALSTATEDIR"/db/dhcpd.leases"
1223 #ifndef _PATH_DHCPD_PID
1224 #define _PATH_DHCPD_PID LOCALSTATEDIR"/run/dhcpd.pid"
1228 #ifndef _PATH_DHCLIENT_CONF
1229 #define _PATH_DHCLIENT_CONF "/etc/dhclient.conf"
1232 #ifndef _PATH_DHCLIENT_SCRIPT
1233 #define _PATH_DHCLIENT_SCRIPT "/sbin/dhclient-script"
1236 #ifndef _PATH_DHCLIENT_PID
1237 #define _PATH_DHCLIENT_PID LOCALSTATEDIR"/run/dhclient.pid"
1240 #ifndef _PATH_DHCLIENT6_PID
1241 #define _PATH_DHCLIENT6_PID LOCALSTATEDIR"/run/dhclient6.pid"
1244 #ifndef _PATH_DHCLIENT_DB
1245 #define _PATH_DHCLIENT_DB LOCALSTATEDIR"/db/dhclient.leases"
1248 #ifndef _PATH_DHCLIENT6_DB
1249 #define _PATH_DHCLIENT6_DB LOCALSTATEDIR"/db/dhclient6.leases"
1252 #ifndef _PATH_RESOLV_CONF
1253 #define _PATH_RESOLV_CONF "/etc/resolv.conf"
1256 #ifndef _PATH_DHCRELAY_PID
1257 #define _PATH_DHCRELAY_PID LOCALSTATEDIR"/run/dhcrelay.pid"
1260 #ifndef DHCPD_LOG_FACILITY
1261 #define DHCPD_LOG_FACILITY LOG_DAEMON
1264 #define MAX_TIME 0x7fffffff
1267 /* these are referenced */
1268 typedef struct hash_table ia_na_hash_t
;
1269 typedef struct hash_table iaaddr_hash_t
;
1272 int refcnt
; /* reference count */
1273 struct in6_addr addr
; /* IPv6 address */
1274 binding_state_t state
; /* state */
1275 struct binding_scope
*scope
; /* "set var = value;" */
1276 time_t valid_lifetime_end_time
; /* time address expires */
1277 struct ia_na
*ia_na
; /* IA for this address */
1278 struct ipv6_pool
*ipv6_pool
; /* pool for this address */
1280 * For now, just pick an arbitrary time to keep old leases
1281 * around (value in seconds).
1283 #define EXPIRED_IPV6_CLEANUP_TIME (60*60)
1285 int heap_index
; /* index into heap, or -1
1286 (internal use only) */
1290 int refcnt
; /* reference count */
1291 struct data_string iaid_duid
; /* from the client */
1292 int num_iaaddr
; /* number of IAADDR for this IA_NA */
1293 int max_iaaddr
; /* space available for IAADDR */
1294 struct iaaddr
**iaaddr
; /* pointers to the various IAADDRs */
1297 extern ia_na_hash_t
*ia_active
;
1300 int refcnt
; /* reference count */
1301 struct in6_addr start_addr
; /* first IPv6 address */
1302 int bits
; /* number of bits, CIDR style */
1303 iaaddr_hash_t
*addrs
; /* non-free IAADDR */
1304 int num_active
; /* count of active IAADDR */
1305 isc_heap_t
*active_timeouts
; /* timeouts for active leases */
1306 int num_inactive
; /* count of inactive IAADDR */
1307 isc_heap_t
*inactive_timeouts
; /* timeouts for expired or
1309 struct shared_network
*shared_network
; /* shared_network for
1313 extern struct ipv6_pool
**pools
;
1314 extern int num_pools
;
1316 /* External definitions... */
1318 HASH_FUNCTIONS_DECL (group
, const char *, struct group_object
, group_hash_t
)
1319 HASH_FUNCTIONS_DECL (universe
, const char *, struct universe
, universe_hash_t
)
1320 HASH_FUNCTIONS_DECL (option_name
, const char *, struct option
,
1322 HASH_FUNCTIONS_DECL (option_code
, const unsigned *, struct option
,
1324 HASH_FUNCTIONS_DECL (dns_zone
, const char *, struct dns_zone
, dns_zone_hash_t
)
1325 HASH_FUNCTIONS_DECL(lease_ip
, const unsigned char *, struct lease
,
1327 HASH_FUNCTIONS_DECL(lease_id
, const unsigned char *, struct lease
,
1329 HASH_FUNCTIONS_DECL (host
, const unsigned char *, struct host_decl
, host_hash_t
)
1330 HASH_FUNCTIONS_DECL (class, const char *, struct class, class_hash_t
)
1334 extern struct option
*vendor_cfg_option
;
1335 int parse_options
PROTO ((struct packet
*));
1336 int parse_option_buffer
PROTO ((struct option_state
*, const unsigned char *,
1337 unsigned, struct universe
*));
1338 struct universe
*find_option_universe (struct option
*, const char *);
1339 int parse_encapsulated_suboptions (struct option_state
*, struct option
*,
1340 const unsigned char *, unsigned,
1341 struct universe
*, const char *);
1342 int cons_options
PROTO ((struct packet
*, struct dhcp_packet
*, struct lease
*,
1343 struct client_state
*,
1344 int, struct option_state
*, struct option_state
*,
1345 struct binding_scope
**,
1346 int, int, int, struct data_string
*, const char *));
1347 int fqdn_universe_decode (struct option_state
*,
1348 const unsigned char *, unsigned, struct universe
*);
1349 struct option_cache
*
1350 lookup_fqdn6_option(struct universe
*universe
, struct option_state
*options
,
1353 save_fqdn6_option(struct universe
*universe
, struct option_state
*options
,
1354 struct option_cache
*oc
);
1356 delete_fqdn6_option(struct universe
*universe
, struct option_state
*options
,
1359 fqdn6_option_space_foreach(struct packet
*packet
, struct lease
*lease
,
1360 struct client_state
*client_state
,
1361 struct option_state
*in_options
,
1362 struct option_state
*cfg_options
,
1363 struct binding_scope
**scope
,
1364 struct universe
*u
, void *stuff
,
1365 void (*func
)(struct option_cache
*,
1368 struct client_state
*,
1369 struct option_state
*,
1370 struct option_state
*,
1371 struct binding_scope
**,
1372 struct universe
*, void *));
1374 fqdn6_option_space_encapsulate(struct data_string
*result
,
1375 struct packet
*packet
, struct lease
*lease
,
1376 struct client_state
*client_state
,
1377 struct option_state
*in_options
,
1378 struct option_state
*cfg_options
,
1379 struct binding_scope
**scope
,
1380 struct universe
*universe
);
1382 fqdn6_universe_decode(struct option_state
*options
,
1383 const unsigned char *buffer
, unsigned length
,
1384 struct universe
*u
);
1385 int append_option(struct data_string
*dst
, struct universe
*universe
,
1386 struct option
*option
, struct data_string
*src
);
1387 int store_options
PROTO ((int *, unsigned char *, unsigned, struct packet
*,
1388 struct lease
*, struct client_state
*,
1389 struct option_state
*,
1390 struct option_state
*, struct binding_scope
**,
1391 unsigned *, int, unsigned, unsigned,
1392 int, const char *));
1393 int store_options6(char *, int, struct option_state
*, struct packet
*,
1394 const int *, struct data_string
*);
1395 int format_has_text(const char *);
1396 int format_min_length(const char *, struct option_cache
*);
1397 const char *pretty_print_option
PROTO ((struct option
*, const unsigned char *,
1398 unsigned, int, int));
1399 int pretty_escape(char **, char *, const unsigned char **,
1400 const unsigned char *);
1401 int get_option (struct data_string
*, struct universe
*,
1402 struct packet
*, struct lease
*, struct client_state
*,
1403 struct option_state
*, struct option_state
*,
1404 struct option_state
*, struct binding_scope
**, unsigned,
1406 void set_option (struct universe
*, struct option_state
*,
1407 struct option_cache
*, enum statement_op
);
1408 struct option_cache
*lookup_option
PROTO ((struct universe
*,
1409 struct option_state
*, unsigned));
1410 struct option_cache
*lookup_hashed_option
PROTO ((struct universe
*,
1411 struct option_state
*,
1413 struct option_cache
*next_hashed_option(struct universe
*,
1414 struct option_state
*,
1415 struct option_cache
*);
1416 int save_option_buffer (struct universe
*, struct option_state
*,
1417 struct buffer
*, unsigned char *, unsigned,
1419 void build_server_oro(struct data_string
*, struct option_state
*,
1421 void save_option
PROTO ((struct universe
*,
1422 struct option_state
*, struct option_cache
*));
1423 void save_hashed_option
PROTO ((struct universe
*,
1424 struct option_state
*, struct option_cache
*));
1425 void delete_option
PROTO ((struct universe
*, struct option_state
*, int));
1426 void delete_hashed_option
PROTO ((struct universe
*,
1427 struct option_state
*, int));
1428 int option_cache_dereference
PROTO ((struct option_cache
**,
1429 const char *, int));
1430 int hashed_option_state_dereference
PROTO ((struct universe
*,
1431 struct option_state
*,
1432 const char *, int));
1433 int store_option
PROTO ((struct data_string
*,
1434 struct universe
*, struct packet
*, struct lease
*,
1435 struct client_state
*,
1436 struct option_state
*, struct option_state
*,
1437 struct binding_scope
**, struct option_cache
*));
1438 int option_space_encapsulate
PROTO ((struct data_string
*,
1439 struct packet
*, struct lease
*,
1440 struct client_state
*,
1441 struct option_state
*,
1442 struct option_state
*,
1443 struct binding_scope
**,
1444 struct data_string
*));
1445 int hashed_option_space_encapsulate
PROTO ((struct data_string
*,
1446 struct packet
*, struct lease
*,
1447 struct client_state
*,
1448 struct option_state
*,
1449 struct option_state
*,
1450 struct binding_scope
**,
1451 struct universe
*));
1452 int nwip_option_space_encapsulate
PROTO ((struct data_string
*,
1453 struct packet
*, struct lease
*,
1454 struct client_state
*,
1455 struct option_state
*,
1456 struct option_state
*,
1457 struct binding_scope
**,
1458 struct universe
*));
1459 int fqdn_option_space_encapsulate (struct data_string
*,
1460 struct packet
*, struct lease
*,
1461 struct client_state
*,
1462 struct option_state
*,
1463 struct option_state
*,
1464 struct binding_scope
**,
1466 void suboption_foreach (struct packet
*, struct lease
*, struct client_state
*,
1467 struct option_state
*, struct option_state
*,
1468 struct binding_scope
**, struct universe
*, void *,
1469 void (*) (struct option_cache
*, struct packet
*,
1470 struct lease
*, struct client_state
*,
1471 struct option_state
*, struct option_state
*,
1472 struct binding_scope
**,
1473 struct universe
*, void *),
1474 struct option_cache
*, const char *);
1475 void option_space_foreach (struct packet
*, struct lease
*,
1476 struct client_state
*,
1477 struct option_state
*,
1478 struct option_state
*,
1479 struct binding_scope
**,
1480 struct universe
*, void *,
1481 void (*) (struct option_cache
*,
1483 struct lease
*, struct client_state
*,
1484 struct option_state
*,
1485 struct option_state
*,
1486 struct binding_scope
**,
1487 struct universe
*, void *));
1488 void hashed_option_space_foreach (struct packet
*, struct lease
*,
1489 struct client_state
*,
1490 struct option_state
*,
1491 struct option_state
*,
1492 struct binding_scope
**,
1493 struct universe
*, void *,
1494 void (*) (struct option_cache
*,
1497 struct client_state
*,
1498 struct option_state
*,
1499 struct option_state
*,
1500 struct binding_scope
**,
1501 struct universe
*, void *));
1502 int linked_option_get
PROTO ((struct data_string
*, struct universe
*,
1503 struct packet
*, struct lease
*,
1504 struct client_state
*,
1505 struct option_state
*, struct option_state
*,
1506 struct option_state
*, struct binding_scope
**,
1508 int linked_option_state_dereference
PROTO ((struct universe
*,
1509 struct option_state
*,
1510 const char *, int));
1511 void save_linked_option (struct universe
*, struct option_state
*,
1512 struct option_cache
*);
1513 void linked_option_space_foreach (struct packet
*, struct lease
*,
1514 struct client_state
*,
1515 struct option_state
*,
1516 struct option_state
*,
1517 struct binding_scope
**,
1518 struct universe
*, void *,
1519 void (*) (struct option_cache
*,
1522 struct client_state
*,
1523 struct option_state
*,
1524 struct option_state
*,
1525 struct binding_scope
**,
1526 struct universe
*, void *));
1527 int linked_option_space_encapsulate (struct data_string
*, struct packet
*,
1528 struct lease
*, struct client_state
*,
1529 struct option_state
*,
1530 struct option_state
*,
1531 struct binding_scope
**,
1533 void delete_linked_option (struct universe
*, struct option_state
*, int);
1534 struct option_cache
*lookup_linked_option (struct universe
*,
1535 struct option_state
*, unsigned);
1536 void do_packet
PROTO ((struct interface_info
*,
1537 struct dhcp_packet
*, unsigned,
1538 unsigned int, struct iaddr
, struct hardware
*));
1539 void do_packet6(struct interface_info
*, const char *,
1540 int, int, const struct iaddr
*, isc_boolean_t
);
1541 int packet6_len_okay(const char *, int);
1543 int add_option(struct option_state
*options
,
1544 unsigned int option_num
,
1546 unsigned int data_len
);
1548 int add_option(struct option_state
*options
,
1549 unsigned int option_num
,
1551 unsigned int data_len
);
1554 extern TIME cur_time
;
1556 int ddns_update_style
;
1558 extern const char *path_dhcpd_conf
;
1559 extern const char *path_dhcpd_db
;
1560 extern const char *path_dhcpd_pid
;
1562 extern int dhcp_max_agent_option_packet_length
;
1564 int main(int, char **);
1565 void postconf_initialization(int);
1566 void postdb_startup(void);
1567 void cleanup
PROTO ((void));
1568 void lease_pinged
PROTO ((struct iaddr
, u_int8_t
*, int));
1569 void lease_ping_timeout
PROTO ((void *));
1570 int dhcpd_interface_setup_hook (struct interface_info
*ip
, struct iaddr
*ia
);
1571 enum dhcp_shutdown_state shutdown_state
;
1572 isc_result_t
dhcp_io_shutdown (omapi_object_t
*, void *);
1573 isc_result_t
dhcp_set_control_state (control_object_state_t oldstate
,
1574 control_object_state_t newstate
);
1577 isc_result_t new_parse
PROTO ((struct parse
**, int,
1578 char *, unsigned, const char *, int));
1579 isc_result_t end_parse
PROTO ((struct parse
**));
1580 enum dhcp_token next_token
PROTO ((const char **, unsigned *, struct parse
*));
1581 enum dhcp_token peek_token
PROTO ((const char **, unsigned *, struct parse
*));
1584 void parse_trace_setup (void);
1585 isc_result_t readconf
PROTO ((void));
1586 isc_result_t
read_conf_file (const char *, struct group
*, int, int);
1587 #if defined (TRACING)
1588 void trace_conf_input (trace_type_t
*, unsigned, char *);
1589 void trace_conf_stop (trace_type_t
*ttype
);
1591 isc_result_t
conf_file_subparse (struct parse
*, struct group
*, int);
1592 isc_result_t
lease_file_subparse (struct parse
*);
1593 int parse_statement
PROTO ((struct parse
*,
1594 struct group
*, int, struct host_decl
*, int));
1595 #if defined (FAILOVER_PROTOCOL)
1596 void parse_failover_peer
PROTO ((struct parse
*, struct group
*, int));
1597 void parse_failover_state_declaration (struct parse
*,
1598 dhcp_failover_state_t
*);
1599 void parse_failover_state
PROTO ((struct parse
*,
1600 enum failover_state
*, TIME
*));
1602 int permit_list_match (struct permit
*, struct permit
*);
1603 void parse_pool_statement
PROTO ((struct parse
*, struct group
*, int));
1604 int parse_boolean
PROTO ((struct parse
*));
1605 int parse_lbrace
PROTO ((struct parse
*));
1606 void parse_host_declaration
PROTO ((struct parse
*, struct group
*));
1607 int parse_class_declaration
PROTO ((struct class **, struct parse
*,
1608 struct group
*, int));
1609 void parse_shared_net_declaration
PROTO ((struct parse
*, struct group
*));
1610 void parse_subnet_declaration
PROTO ((struct parse
*,
1611 struct shared_network
*));
1612 void parse_subnet6_declaration
PROTO ((struct parse
*,
1613 struct shared_network
*));
1614 void parse_group_declaration
PROTO ((struct parse
*, struct group
*));
1615 int parse_fixed_addr_param
PROTO ((struct option_cache
**,
1616 struct parse
*, enum dhcp_token
));
1617 int parse_lease_declaration
PROTO ((struct lease
**, struct parse
*));
1618 int parse_ip6_addr(struct parse
*, struct iaddr
*);
1619 int parse_ip6_addr_expr(struct expression
**, struct parse
*);
1620 void parse_address_range
PROTO ((struct parse
*, struct group
*, int,
1621 struct pool
*, struct lease
**));
1622 void parse_address_range6(struct parse
*cfile
, struct group
*group
);
1623 void parse_ia_na_declaration(struct parse
*);
1624 void parse_server_duid(struct parse
*cfile
);
1625 void parse_server_duid_conf(struct parse
*cfile
);
1628 int ddns_updates(struct packet
*, struct lease
*, struct lease
*,
1629 struct iaaddr
*, struct iaaddr
*, struct option_state
*);
1630 int ddns_removals(struct lease
*, struct iaaddr
*);
1633 void add_enumeration (struct enumeration
*);
1634 struct enumeration
*find_enumeration (const char *, int);
1635 struct enumeration_value
*find_enumeration_value (const char *, int,
1637 void skip_to_semi
PROTO ((struct parse
*));
1638 void skip_to_rbrace
PROTO ((struct parse
*, int));
1639 int parse_semi
PROTO ((struct parse
*));
1640 int parse_string
PROTO ((struct parse
*, char **, unsigned *));
1641 char *parse_host_name
PROTO ((struct parse
*));
1642 int parse_ip_addr_or_hostname
PROTO ((struct expression
**,
1643 struct parse
*, int));
1644 void parse_hardware_param
PROTO ((struct parse
*, struct hardware
*));
1645 void parse_lease_time
PROTO ((struct parse
*, TIME
*));
1646 unsigned char *parse_numeric_aggregate
PROTO ((struct parse
*,
1647 unsigned char *, unsigned *,
1648 int, int, unsigned));
1649 void convert_num
PROTO ((struct parse
*, unsigned char *, const char *,
1651 TIME parse_date
PROTO ((struct parse
*));
1652 isc_result_t parse_option_name
PROTO ((struct parse
*, int, int *,
1654 void parse_option_space_decl
PROTO ((struct parse
*));
1655 int parse_option_code_definition
PROTO ((struct parse
*, struct option
*));
1656 int parse_base64 (struct data_string
*, struct parse
*);
1657 int parse_cshl
PROTO ((struct data_string
*, struct parse
*));
1658 int parse_executable_statement
PROTO ((struct executable_statement
**,
1659 struct parse
*, int *,
1660 enum expression_context
));
1661 int parse_executable_statements
PROTO ((struct executable_statement
**,
1662 struct parse
*, int *,
1663 enum expression_context
));
1664 int parse_zone (struct dns_zone
*, struct parse
*);
1665 int parse_key (struct parse
*);
1666 int parse_on_statement
PROTO ((struct executable_statement
**,
1667 struct parse
*, int *));
1668 int parse_switch_statement
PROTO ((struct executable_statement
**,
1669 struct parse
*, int *));
1670 int parse_case_statement
PROTO ((struct executable_statement
**,
1671 struct parse
*, int *,
1672 enum expression_context
));
1673 int parse_if_statement
PROTO ((struct executable_statement
**,
1674 struct parse
*, int *));
1675 int parse_boolean_expression
PROTO ((struct expression
**,
1676 struct parse
*, int *));
1677 int parse_data_expression
PROTO ((struct expression
**,
1678 struct parse
*, int *));
1679 int parse_numeric_expression
PROTO ((struct expression
**,
1680 struct parse
*, int *));
1681 int parse_dns_expression
PROTO ((struct expression
**, struct parse
*, int *));
1682 int parse_non_binary
PROTO ((struct expression
**, struct parse
*, int *,
1683 enum expression_context
));
1684 int parse_expression
PROTO ((struct expression
**, struct parse
*, int *,
1685 enum expression_context
,
1686 struct expression
**, enum expr_op
));
1687 int parse_option_statement
PROTO ((struct executable_statement
**,
1688 struct parse
*, int,
1689 struct option
*, enum statement_op
));
1690 int parse_option_token
PROTO ((struct expression
**, struct parse
*,
1691 const char **, struct expression
*, int, int));
1692 int parse_allow_deny
PROTO ((struct option_cache
**, struct parse
*, int));
1693 int parse_auth_key
PROTO ((struct data_string
*, struct parse
*));
1694 int parse_warn (struct parse
*, const char *, ...)
1695 __attribute__((__format__(__printf__
,2,3)));
1696 struct expression
*parse_domain_list(struct parse
*cfile
, int);
1700 #if defined (NSUPDATE)
1701 extern struct __res_state resolver_state
;
1702 extern int resolver_inited
;
1705 extern struct binding_scope
*global_scope
;
1706 pair cons
PROTO ((caddr_t
, pair
));
1707 int make_const_option_cache
PROTO ((struct option_cache
**, struct buffer
**,
1708 u_int8_t
*, unsigned, struct option
*,
1709 const char *, int));
1710 int make_host_lookup
PROTO ((struct expression
**, const char *));
1711 int enter_dns_host
PROTO ((struct dns_host_entry
**, const char *));
1712 int make_const_data (struct expression
**,
1713 const unsigned char *, unsigned, int, int,
1715 int make_const_int
PROTO ((struct expression
**, unsigned long));
1716 int make_concat
PROTO ((struct expression
**,
1717 struct expression
*, struct expression
*));
1718 int make_encapsulation
PROTO ((struct expression
**, struct data_string
*));
1719 int make_substring
PROTO ((struct expression
**, struct expression
*,
1720 struct expression
*, struct expression
*));
1721 int make_limit
PROTO ((struct expression
**, struct expression
*, int));
1722 int make_let
PROTO ((struct executable_statement
**, const char *));
1723 int option_cache
PROTO ((struct option_cache
**, struct data_string
*,
1724 struct expression
*, struct option
*,
1725 const char *, int));
1726 int evaluate_expression (struct binding_value
**, struct packet
*,
1727 struct lease
*, struct client_state
*,
1728 struct option_state
*, struct option_state
*,
1729 struct binding_scope
**, struct expression
*,
1731 int binding_value_dereference (struct binding_value
**, const char *, int);
1732 #if defined (NSUPDATE)
1733 int evaluate_dns_expression
PROTO ((ns_updrec
**, struct packet
*,
1735 struct client_state
*,
1736 struct option_state
*,
1737 struct option_state
*,
1738 struct binding_scope
**,
1739 struct expression
*));
1741 int evaluate_boolean_expression
PROTO ((int *,
1742 struct packet
*, struct lease
*,
1743 struct client_state
*,
1744 struct option_state
*,
1745 struct option_state
*,
1746 struct binding_scope
**,
1747 struct expression
*));
1748 int evaluate_data_expression
PROTO ((struct data_string
*,
1749 struct packet
*, struct lease
*,
1750 struct client_state
*,
1751 struct option_state
*,
1752 struct option_state
*,
1753 struct binding_scope
**,
1754 struct expression
*, const char *, int));
1755 int evaluate_numeric_expression (unsigned long *, struct packet
*,
1756 struct lease
*, struct client_state
*,
1757 struct option_state
*, struct option_state
*,
1758 struct binding_scope
**,
1759 struct expression
*);
1760 int evaluate_option_cache
PROTO ((struct data_string
*,
1761 struct packet
*, struct lease
*,
1762 struct client_state
*,
1763 struct option_state
*, struct option_state
*,
1764 struct binding_scope
**,
1765 struct option_cache
*,
1766 const char *, int));
1767 int evaluate_boolean_option_cache
PROTO ((int *,
1768 struct packet
*, struct lease
*,
1769 struct client_state
*,
1770 struct option_state
*,
1771 struct option_state
*,
1772 struct binding_scope
**,
1773 struct option_cache
*,
1774 const char *, int));
1775 int evaluate_boolean_expression_result
PROTO ((int *,
1776 struct packet
*, struct lease
*,
1777 struct client_state
*,
1778 struct option_state
*,
1779 struct option_state
*,
1780 struct binding_scope
**,
1781 struct expression
*));
1782 void expression_dereference
PROTO ((struct expression
**, const char *, int));
1783 int is_dns_expression
PROTO ((struct expression
*));
1784 int is_boolean_expression
PROTO ((struct expression
*));
1785 int is_data_expression
PROTO ((struct expression
*));
1786 int is_numeric_expression
PROTO ((struct expression
*));
1787 int is_compound_expression
PROTO ((struct expression
*));
1788 int op_precedence
PROTO ((enum expr_op
, enum expr_op
));
1789 enum expression_context
expression_context (struct expression
*);
1790 enum expression_context op_context
PROTO ((enum expr_op
));
1791 int write_expression
PROTO ((FILE *, struct expression
*, int, int, int));
1792 struct binding
*find_binding
PROTO ((struct binding_scope
*, const char *));
1793 int free_bindings
PROTO ((struct binding_scope
*, const char *, int));
1794 int binding_scope_dereference
PROTO ((struct binding_scope
**,
1795 const char *, int));
1796 int fundef_dereference (struct fundef
**, const char *, int);
1797 int data_subexpression_length (int *, struct expression
*);
1798 int expr_valid_for_context (struct expression
*, enum expression_context
);
1799 struct binding
*create_binding (struct binding_scope
**, const char *);
1800 int bind_ds_value (struct binding_scope
**,
1801 const char *, struct data_string
*);
1802 int find_bound_string (struct data_string
*,
1803 struct binding_scope
*, const char *);
1804 int unset (struct binding_scope
*, const char *);
1805 int data_string_sprintfa(struct data_string
*ds
, const char *fmt
, ...);
1808 extern int outstanding_pings
;
1810 void dhcp
PROTO ((struct packet
*));
1811 void dhcpdiscover
PROTO ((struct packet
*, int));
1812 void dhcprequest
PROTO ((struct packet
*, int, struct lease
*));
1813 void dhcprelease
PROTO ((struct packet
*, int));
1814 void dhcpdecline
PROTO ((struct packet
*, int));
1815 void dhcpinform
PROTO ((struct packet
*, int));
1816 void dhcpleasequery
PROTO ((struct packet
*, int));
1817 void nak_lease
PROTO ((struct packet
*, struct iaddr
*cip
));
1818 void ack_lease
PROTO ((struct packet
*, struct lease
*,
1819 unsigned int, TIME
, char *, int, struct host_decl
*));
1820 void dhcp_reply
PROTO ((struct lease
*));
1821 int find_lease
PROTO ((struct lease
**, struct packet
*,
1822 struct shared_network
*, int *, int *, struct lease
*,
1823 const char *, int));
1824 int mockup_lease
PROTO ((struct lease
**, struct packet
*,
1825 struct shared_network
*,
1826 struct host_decl
*));
1827 void static_lease_dereference
PROTO ((struct lease
*, const char *, int));
1829 int allocate_lease
PROTO ((struct lease
**, struct packet
*,
1830 struct pool
*, int *));
1831 int permitted
PROTO ((struct packet
*, struct permit
*));
1832 int locate_network
PROTO ((struct packet
*));
1833 int parse_agent_information_option
PROTO ((struct packet
*, int, u_int8_t
*));
1834 unsigned cons_agent_information_options
PROTO ((struct option_state
*,
1835 struct dhcp_packet
*,
1836 unsigned, unsigned));
1837 void get_server_source_address(struct in_addr
*from
,
1838 struct option_state
*options
,
1839 struct packet
*packet
);
1841 void get_server_source_address(struct in_addr
*from
,
1842 struct option_state
*options
,
1843 struct packet
*packet
);
1846 isc_boolean_t
server_duid_isset(void);
1847 void copy_server_duid(struct data_string
*ds
, const char *file
, int line
);
1848 void set_server_duid(struct data_string
*new_duid
);
1849 isc_result_t
set_server_duid_from_option(void);
1850 void set_server_duid_type(int type
);
1851 isc_result_t
generate_new_server_duid(void);
1852 void dhcpv6(struct packet
*);
1855 void bootp
PROTO ((struct packet
*));
1858 int (*group_write_hook
) (struct group_object
*);
1859 extern struct group
*root_group
;
1860 extern group_hash_t
*group_name_hash
;
1861 isc_result_t
delete_group (struct group_object
*, int);
1862 isc_result_t
supersede_group (struct group_object
*, int);
1863 int clone_group (struct group
**, struct group
*, const char *, int);
1864 int write_group
PROTO ((struct group_object
*));
1867 void relinquish_lease_hunks (void);
1868 struct lease
*new_leases
PROTO ((unsigned, const char *, int));
1869 #if defined (DEBUG_MEMORY_LEAKAGE) || \
1870 defined (DEBUG_MEMORY_LEAKAGE_ON_EXIT)
1871 void relinquish_free_lease_states (void);
1873 OMAPI_OBJECT_ALLOC_DECL (lease
, struct lease
, dhcp_type_lease
)
1874 OMAPI_OBJECT_ALLOC_DECL (class, struct class, dhcp_type_class
)
1875 OMAPI_OBJECT_ALLOC_DECL (subclass
, struct class, dhcp_type_subclass
)
1876 OMAPI_OBJECT_ALLOC_DECL (pool
, struct pool
, dhcp_type_pool
)
1877 OMAPI_OBJECT_ALLOC_DECL (host
, struct host_decl
, dhcp_type_host
)
1880 OMAPI_OBJECT_ALLOC_DECL (subnet
, struct subnet
, dhcp_type_subnet
)
1881 OMAPI_OBJECT_ALLOC_DECL (shared_network
, struct shared_network
,
1882 dhcp_type_shared_network
)
1883 OMAPI_OBJECT_ALLOC_DECL (group_object
, struct group_object
, dhcp_type_group
)
1884 OMAPI_OBJECT_ALLOC_DECL (dhcp_control
,
1885 dhcp_control_object_t
, dhcp_type_control
)
1887 #if defined (DEBUG_MEMORY_LEAKAGE) || \
1888 defined (DEBUG_MEMORY_LEAKAGE_ON_EXIT)
1889 void relinquish_free_pairs (void);
1890 void relinquish_free_expressions (void);
1891 void relinquish_free_binding_values (void);
1892 void relinquish_free_option_caches (void);
1893 void relinquish_free_packets (void);
1896 int option_chain_head_allocate (struct option_chain_head
**,
1898 int option_chain_head_reference (struct option_chain_head
**,
1899 struct option_chain_head
*,
1901 int option_chain_head_dereference (struct option_chain_head
**,
1903 int group_allocate (struct group
**, const char *, int);
1904 int group_reference (struct group
**, struct group
*, const char *, int);
1905 int group_dereference (struct group
**, const char *, int);
1906 struct dhcp_packet
*new_dhcp_packet
PROTO ((const char *, int));
1907 struct protocol
*new_protocol
PROTO ((const char *, int));
1908 struct lease_state
*new_lease_state
PROTO ((const char *, int));
1909 struct domain_search_list
*new_domain_search_list
PROTO ((const char *, int));
1910 struct name_server
*new_name_server
PROTO ((const char *, int));
1911 void free_name_server
PROTO ((struct name_server
*, const char *, int));
1912 struct option
*new_option
PROTO ((const char *, const char *, int));
1913 int option_reference(struct option
**dest
, struct option
*src
,
1914 const char * file
, int line
);
1915 int option_dereference(struct option
**dest
, const char *file
, int line
);
1916 int group_allocate (struct group
**, const char *, int);
1917 int group_reference (struct group
**, struct group
*, const char *, int);
1918 int group_dereference (struct group
**, const char *, int);
1919 struct universe
*new_universe
PROTO ((const char *, int));
1920 void free_universe
PROTO ((struct universe
*, const char *, int));
1921 void free_domain_search_list
PROTO ((struct domain_search_list
*,
1922 const char *, int));
1923 void free_lease_state
PROTO ((struct lease_state
*, const char *, int));
1924 void free_protocol
PROTO ((struct protocol
*, const char *, int));
1925 void free_dhcp_packet
PROTO ((struct dhcp_packet
*, const char *, int));
1926 struct client_lease
*new_client_lease
PROTO ((const char *, int));
1927 void free_client_lease
PROTO ((struct client_lease
*, const char *, int));
1928 struct permit
*new_permit
PROTO ((const char *, int));
1929 void free_permit
PROTO ((struct permit
*, const char *, int));
1930 pair new_pair
PROTO ((const char *, int));
1931 void free_pair
PROTO ((pair
, const char *, int));
1932 int expression_allocate
PROTO ((struct expression
**, const char *, int));
1933 int expression_reference
PROTO ((struct expression
**,
1934 struct expression
*, const char *, int));
1935 void free_expression
PROTO ((struct expression
*, const char *, int));
1936 int binding_value_allocate
PROTO ((struct binding_value
**,
1937 const char *, int));
1938 int binding_value_reference
PROTO ((struct binding_value
**,
1939 struct binding_value
*,
1940 const char *, int));
1941 void free_binding_value
PROTO ((struct binding_value
*, const char *, int));
1942 int fundef_allocate
PROTO ((struct fundef
**, const char *, int));
1943 int fundef_reference
PROTO ((struct fundef
**,
1944 struct fundef
*, const char *, int));
1945 int option_cache_allocate
PROTO ((struct option_cache
**, const char *, int));
1946 int option_cache_reference
PROTO ((struct option_cache
**,
1947 struct option_cache
*, const char *, int));
1948 int buffer_allocate
PROTO ((struct buffer
**, unsigned, const char *, int));
1949 int buffer_reference
PROTO ((struct buffer
**, struct buffer
*,
1950 const char *, int));
1951 int buffer_dereference
PROTO ((struct buffer
**, const char *, int));
1952 int dns_host_entry_allocate
PROTO ((struct dns_host_entry
**,
1953 const char *, const char *, int));
1954 int dns_host_entry_reference
PROTO ((struct dns_host_entry
**,
1955 struct dns_host_entry
*,
1956 const char *, int));
1957 int dns_host_entry_dereference
PROTO ((struct dns_host_entry
**,
1958 const char *, int));
1959 int option_state_allocate
PROTO ((struct option_state
**, const char *, int));
1960 int option_state_reference
PROTO ((struct option_state
**,
1961 struct option_state
*, const char *, int));
1962 int option_state_dereference
PROTO ((struct option_state
**,
1963 const char *, int));
1964 void data_string_copy
PROTO ((struct data_string
*,
1965 struct data_string
*, const char *, int));
1966 void data_string_forget
PROTO ((struct data_string
*, const char *, int));
1967 void data_string_truncate
PROTO ((struct data_string
*, int));
1968 int executable_statement_allocate
PROTO ((struct executable_statement
**,
1969 const char *, int));
1970 int executable_statement_reference
PROTO ((struct executable_statement
**,
1971 struct executable_statement
*,
1972 const char *, int));
1973 int packet_allocate
PROTO ((struct packet
**, const char *, int));
1974 int packet_reference
PROTO ((struct packet
**,
1975 struct packet
*, const char *, int));
1976 int packet_dereference
PROTO ((struct packet
**, const char *, int));
1977 int binding_scope_allocate
PROTO ((struct binding_scope
**,
1978 const char *, int));
1979 int binding_scope_reference
PROTO ((struct binding_scope
**,
1980 struct binding_scope
*,
1981 const char *, int));
1982 int dns_zone_allocate
PROTO ((struct dns_zone
**, const char *, int));
1983 int dns_zone_reference
PROTO ((struct dns_zone
**,
1984 struct dns_zone
*, const char *, int));
1987 #define DEFAULT_TIME_FORMAT 0
1988 #define LOCAL_TIME_FORMAT 1
1989 extern int db_time_format
;
1990 char *quotify_string (const char *, const char *, int);
1991 char *quotify_buf (const unsigned char *, unsigned, const char *, int);
1992 char *print_base64 (const unsigned char *, unsigned, const char *, int);
1993 char *print_hw_addr
PROTO ((int, int, unsigned char *));
1994 void print_lease
PROTO ((struct lease
*));
1995 void dump_raw
PROTO ((const unsigned char *, unsigned));
1996 void dump_packet_option (struct option_cache
*, struct packet
*,
1997 struct lease
*, struct client_state
*,
1998 struct option_state
*, struct option_state
*,
1999 struct binding_scope
**, struct universe
*, void *);
2000 void dump_packet
PROTO ((struct packet
*));
2001 void hash_dump
PROTO ((struct hash_table
*));
2002 char *print_hex_1
PROTO ((unsigned, const u_int8_t
*, unsigned));
2003 char *print_hex_2
PROTO ((unsigned, const u_int8_t
*, unsigned));
2004 char *print_hex_3
PROTO ((unsigned, const u_int8_t
*, unsigned));
2005 char *print_dotted_quads
PROTO ((unsigned, const u_int8_t
*));
2006 char *print_dec_1
PROTO ((unsigned long));
2007 char *print_dec_2
PROTO ((unsigned long));
2008 void print_expression
PROTO ((const char *, struct expression
*));
2009 int token_print_indent_concat (FILE *, int, int,
2010 const char *, const char *, ...);
2011 int token_indent_data_string (FILE *, int, int, const char *, const char *,
2012 struct data_string
*);
2013 int token_print_indent (FILE *, int, int,
2014 const char *, const char *, const char *);
2015 void indent_spaces (FILE *, int);
2016 #if defined (NSUPDATE)
2017 void print_dns_status (int, ns_updque
*);
2019 const char *print_time(TIME
);
2021 void get_hw_addr(const char *name
, struct hardware
*hw
);
2024 #if defined (USE_SOCKET_SEND) || defined (USE_SOCKET_RECEIVE) \
2025 || defined (USE_SOCKET_FALLBACK)
2026 int if_register_socket(struct interface_info
*, int, int);
2029 #if defined (USE_SOCKET_FALLBACK) && !defined (USE_SOCKET_SEND)
2030 void if_reinitialize_fallback
PROTO ((struct interface_info
*));
2031 void if_register_fallback
PROTO ((struct interface_info
*));
2032 ssize_t send_fallback
PROTO ((struct interface_info
*,
2033 struct packet
*, struct dhcp_packet
*, size_t,
2035 struct sockaddr_in
*, struct hardware
*));
2036 ssize_t
send_fallback6(struct interface_info
*, struct packet
*,
2037 struct dhcp_packet
*, size_t, struct in6_addr
,
2038 struct sockaddr_in6
*, struct hardware
*);
2041 #ifdef USE_SOCKET_SEND
2042 void if_reinitialize_send
PROTO ((struct interface_info
*));
2043 void if_register_send
PROTO ((struct interface_info
*));
2044 void if_deregister_send
PROTO ((struct interface_info
*));
2045 ssize_t send_packet
PROTO ((struct interface_info
*,
2046 struct packet
*, struct dhcp_packet
*, size_t,
2048 struct sockaddr_in
*, struct hardware
*));
2050 ssize_t
send_packet6(struct interface_info
*, const unsigned char *, size_t,
2051 struct sockaddr_in6
*);
2052 #ifdef USE_SOCKET_RECEIVE
2053 void if_reinitialize_receive
PROTO ((struct interface_info
*));
2054 void if_register_receive
PROTO ((struct interface_info
*));
2055 void if_deregister_receive
PROTO ((struct interface_info
*));
2056 ssize_t receive_packet
PROTO ((struct interface_info
*,
2057 unsigned char *, size_t,
2058 struct sockaddr_in
*, struct hardware
*));
2061 #if defined (USE_SOCKET_FALLBACK)
2062 isc_result_t fallback_discard
PROTO ((omapi_object_t
*));
2065 #if defined (USE_SOCKET_SEND)
2066 int can_unicast_without_arp
PROTO ((struct interface_info
*));
2067 int can_receive_unicast_unconfigured
PROTO ((struct interface_info
*));
2068 int supports_multiple_interfaces (struct interface_info
*);
2069 void maybe_setup_fallback
PROTO ((void));
2072 void if_register6(struct interface_info
*info
, int do_multicast
);
2073 ssize_t
receive_packet6(struct interface_info
*interface
,
2074 unsigned char *buf
, size_t len
,
2075 struct sockaddr_in6
*from
, struct in6_addr
*to_addr
);
2076 void if_deregister6(struct interface_info
*info
);
2080 #if defined (USE_BPF_SEND) || defined (USE_BPF_RECEIVE)
2081 int if_register_bpf
PROTO ( (struct interface_info
*));
2084 void if_reinitialize_send
PROTO ((struct interface_info
*));
2085 void if_register_send
PROTO ((struct interface_info
*));
2086 void if_deregister_send
PROTO ((struct interface_info
*));
2087 ssize_t send_packet
PROTO ((struct interface_info
*,
2088 struct packet
*, struct dhcp_packet
*, size_t,
2090 struct sockaddr_in
*, struct hardware
*));
2092 #ifdef USE_BPF_RECEIVE
2093 void if_reinitialize_receive
PROTO ((struct interface_info
*));
2094 void if_register_receive
PROTO ((struct interface_info
*));
2095 void if_deregister_receive
PROTO ((struct interface_info
*));
2096 ssize_t receive_packet
PROTO ((struct interface_info
*,
2097 unsigned char *, size_t,
2098 struct sockaddr_in
*, struct hardware
*));
2100 #if defined (USE_BPF_SEND)
2101 int can_unicast_without_arp
PROTO ((struct interface_info
*));
2102 int can_receive_unicast_unconfigured
PROTO ((struct interface_info
*));
2103 int supports_multiple_interfaces (struct interface_info
*);
2104 void maybe_setup_fallback
PROTO ((void));
2108 #if defined (USE_LPF_SEND) || defined (USE_LPF_RECEIVE)
2109 int if_register_lpf
PROTO ( (struct interface_info
*));
2112 void if_reinitialize_send
PROTO ((struct interface_info
*));
2113 void if_register_send
PROTO ((struct interface_info
*));
2114 void if_deregister_send
PROTO ((struct interface_info
*));
2115 ssize_t send_packet
PROTO ((struct interface_info
*,
2116 struct packet
*, struct dhcp_packet
*, size_t,
2118 struct sockaddr_in
*, struct hardware
*));
2120 #ifdef USE_LPF_RECEIVE
2121 void if_reinitialize_receive
PROTO ((struct interface_info
*));
2122 void if_register_receive
PROTO ((struct interface_info
*));
2123 void if_deregister_receive
PROTO ((struct interface_info
*));
2124 ssize_t receive_packet
PROTO ((struct interface_info
*,
2125 unsigned char *, size_t,
2126 struct sockaddr_in
*, struct hardware
*));
2128 #if defined (USE_LPF_SEND)
2129 int can_unicast_without_arp
PROTO ((struct interface_info
*));
2130 int can_receive_unicast_unconfigured
PROTO ((struct interface_info
*));
2131 int supports_multiple_interfaces (struct interface_info
*);
2132 void maybe_setup_fallback
PROTO ((void));
2136 #if defined (USE_NIT_SEND) || defined (USE_NIT_RECEIVE)
2137 int if_register_nit
PROTO ( (struct interface_info
*));
2141 void if_reinitialize_send
PROTO ((struct interface_info
*));
2142 void if_register_send
PROTO ((struct interface_info
*));
2143 void if_deregister_send
PROTO ((struct interface_info
*));
2144 ssize_t send_packet
PROTO ((struct interface_info
*,
2145 struct packet
*, struct dhcp_packet
*, size_t,
2147 struct sockaddr_in
*, struct hardware
*));
2149 #ifdef USE_NIT_RECEIVE
2150 void if_reinitialize_receive
PROTO ((struct interface_info
*));
2151 void if_register_receive
PROTO ((struct interface_info
*));
2152 void if_deregister_receive
PROTO ((struct interface_info
*));
2153 ssize_t receive_packet
PROTO ((struct interface_info
*,
2154 unsigned char *, size_t,
2155 struct sockaddr_in
*, struct hardware
*));
2157 #if defined (USE_NIT_SEND)
2158 int can_unicast_without_arp
PROTO ((struct interface_info
*));
2159 int can_receive_unicast_unconfigured
PROTO ((struct interface_info
*));
2160 int supports_multiple_interfaces (struct interface_info
*);
2161 void maybe_setup_fallback
PROTO ((void));
2165 #if defined (USE_DLPI_SEND) || defined (USE_DLPI_RECEIVE)
2166 int if_register_dlpi
PROTO ( (struct interface_info
*));
2169 #ifdef USE_DLPI_SEND
2170 void if_reinitialize_send
PROTO ((struct interface_info
*));
2171 void if_register_send
PROTO ((struct interface_info
*));
2172 void if_deregister_send
PROTO ((struct interface_info
*));
2173 ssize_t send_packet
PROTO ((struct interface_info
*,
2174 struct packet
*, struct dhcp_packet
*, size_t,
2176 struct sockaddr_in
*, struct hardware
*));
2178 #ifdef USE_DLPI_RECEIVE
2179 void if_reinitialize_receive
PROTO ((struct interface_info
*));
2180 void if_register_receive
PROTO ((struct interface_info
*));
2181 void if_deregister_receive
PROTO ((struct interface_info
*));
2182 ssize_t receive_packet
PROTO ((struct interface_info
*,
2183 unsigned char *, size_t,
2184 struct sockaddr_in
*, struct hardware
*));
2190 void if_reinitialize_send
PROTO ((struct interface_info
*));
2191 void if_register_send
PROTO ((struct interface_info
*));
2192 void if_deregister_send
PROTO ((struct interface_info
*));
2193 ssize_t send_packet
PROTO ((struct interface_info
*,
2194 struct packet
*, struct dhcp_packet
*, size_t,
2196 struct sockaddr_in
*, struct hardware
*));
2197 int can_unicast_without_arp
PROTO ((struct interface_info
*));
2198 int can_receive_unicast_unconfigured
PROTO ((struct interface_info
*));
2199 int supports_multiple_interfaces (struct interface_info
*);
2200 void maybe_setup_fallback
PROTO ((void));
2204 extern struct interface_info
*interfaces
,
2205 *dummy_interfaces
, *fallback_interface
;
2206 extern struct protocol
*protocols
;
2207 extern int quiet_interface_discovery
;
2208 isc_result_t
interface_setup (void);
2209 void interface_trace_setup (void);
2211 extern struct in_addr limited_broadcast
;
2212 extern int local_family
;
2213 extern struct in_addr local_address
;
2214 extern struct in6_addr local_address6
;
2216 extern u_int16_t local_port
;
2217 extern u_int16_t remote_port
;
2218 extern int (*dhcp_interface_setup_hook
) (struct interface_info
*,
2220 extern int (*dhcp_interface_discovery_hook
) (struct interface_info
*);
2221 isc_result_t (*dhcp_interface_startup_hook
) (struct interface_info
*);
2223 extern void (*bootp_packet_handler
) PROTO ((struct interface_info
*,
2224 struct dhcp_packet
*, unsigned,
2226 struct iaddr
, struct hardware
*));
2227 extern void (*dhcpv6_packet_handler
)(struct interface_info
*,
2229 int, const struct iaddr
*, isc_boolean_t
);
2230 extern struct timeout
*timeouts
;
2231 extern omapi_object_type_t
*dhcp_type_interface
;
2232 #if defined (TRACING)
2233 trace_type_t
*interface_trace
;
2234 trace_type_t
*inpacket_trace
;
2235 trace_type_t
*outpacket_trace
;
2237 extern struct interface_info
**interface_vector
;
2238 extern int interface_count
;
2239 extern int interface_max
;
2240 isc_result_t
interface_initialize(omapi_object_t
*, const char *, int);
2241 void discover_interfaces(int);
2242 int setup_fallback (struct interface_info
**, const char *, int);
2243 int if_readsocket
PROTO ((omapi_object_t
*));
2244 void reinitialize_interfaces
PROTO ((void));
2247 void set_time(TIME
);
2248 struct timeval
*process_outstanding_timeouts (struct timeval
*);
2249 void dispatch
PROTO ((void));
2250 isc_result_t
got_one(omapi_object_t
*);
2251 isc_result_t
got_one_v6(omapi_object_t
*);
2252 isc_result_t
interface_set_value (omapi_object_t
*, omapi_object_t
*,
2253 omapi_data_string_t
*, omapi_typed_data_t
*);
2254 isc_result_t
interface_get_value (omapi_object_t
*, omapi_object_t
*,
2255 omapi_data_string_t
*, omapi_value_t
**);
2256 isc_result_t
interface_destroy (omapi_object_t
*, const char *, int);
2257 isc_result_t
interface_signal_handler (omapi_object_t
*,
2258 const char *, va_list);
2259 isc_result_t
interface_stuff_values (omapi_object_t
*,
2263 void add_timeout
PROTO ((TIME
, void (*) PROTO ((void *)), void *,
2264 tvref_t
, tvunref_t
));
2265 void cancel_timeout
PROTO ((void (*) PROTO ((void *)), void *));
2266 void cancel_all_timeouts (void);
2267 void relinquish_timeouts (void);
2269 struct protocol
*add_protocol
PROTO ((const char *, int,
2270 void (*) PROTO ((struct protocol
*)),
2273 void remove_protocol
PROTO ((struct protocol
*));
2275 OMAPI_OBJECT_ALLOC_DECL (interface
,
2276 struct interface_info
, dhcp_type_interface
)
2279 extern char *default_option_format
;
2280 extern struct universe dhcp_universe
;
2281 extern struct universe dhcpv6_universe
;
2282 extern struct universe nwip_universe
;
2283 extern struct universe fqdn_universe
;
2284 extern struct universe vsio_universe
;
2285 extern int dhcp_option_default_priority_list
[];
2286 extern int dhcp_option_default_priority_list_count
;
2287 extern const char *hardware_types
[256];
2288 int universe_count
, universe_max
;
2289 struct universe
**universes
;
2290 extern universe_hash_t
*universe_hash
;
2291 void initialize_common_option_spaces
PROTO ((void));
2292 struct universe
*config_universe
;
2295 #if defined (FAILOVER_PROTOCOL)
2296 extern failover_option_t null_failover_option
;
2297 extern failover_option_t skip_failover_option
;
2298 extern struct failover_option_info ft_options
[];
2299 extern u_int32_t fto_allowed
[];
2300 extern int ft_sizes
[];
2301 extern const char *dhcp_flink_state_names
[];
2303 extern const char *binding_state_names
[];
2305 extern struct universe agent_universe
;
2306 extern struct universe server_universe
;
2308 extern struct enumeration ddns_styles
;
2309 extern struct enumeration syslog_enum
;
2310 void initialize_server_option_spaces
PROTO ((void));
2313 struct iaddr subnet_number
PROTO ((struct iaddr
, struct iaddr
));
2314 struct iaddr ip_addr
PROTO ((struct iaddr
, struct iaddr
, u_int32_t
));
2315 struct iaddr broadcast_addr
PROTO ((struct iaddr
, struct iaddr
));
2316 u_int32_t host_addr
PROTO ((struct iaddr
, struct iaddr
));
2317 int addr_eq
PROTO ((struct iaddr
, struct iaddr
));
2318 int addr_match(struct iaddr
*, struct iaddrmatch
*);
2319 int addr_cmp(const struct iaddr
*a1
, const struct iaddr
*a2
);
2320 int addr_or(struct iaddr
*result
,
2321 const struct iaddr
*a1
, const struct iaddr
*a2
);
2322 int addr_and(struct iaddr
*result
,
2323 const struct iaddr
*a1
, const struct iaddr
*a2
);
2324 isc_result_t
range2cidr(struct iaddrcidrnetlist
**result
,
2325 const struct iaddr
*lo
, const struct iaddr
*hi
);
2326 isc_result_t
free_iaddrcidrnetlist(struct iaddrcidrnetlist
**result
);
2327 const char *piaddr
PROTO ((struct iaddr
));
2328 char *piaddrmask(struct iaddr
*, struct iaddr
*);
2329 char *piaddrcidr(const struct iaddr
*, unsigned int);
2334 extern const char *path_dhclient_conf
;
2335 extern const char *path_dhclient_db
;
2336 extern const char *path_dhclient_pid
;
2337 extern char *path_dhclient_script
;
2338 extern int interfaces_requested
;
2339 extern struct data_string default_duid
;
2341 extern struct client_config top_level_config
;
2343 void dhcpoffer
PROTO ((struct packet
*));
2344 void dhcpack
PROTO ((struct packet
*));
2345 void dhcpnak
PROTO ((struct packet
*));
2347 void send_discover
PROTO ((void *));
2348 void send_request
PROTO ((void *));
2349 void send_release
PROTO ((void *));
2350 void send_decline
PROTO ((void *));
2352 void state_reboot
PROTO ((void *));
2353 void state_init
PROTO ((void *));
2354 void state_selecting
PROTO ((void *));
2355 void state_requesting
PROTO ((void *));
2356 void state_bound
PROTO ((void *));
2357 void state_stop
PROTO ((void *));
2358 void state_panic
PROTO ((void *));
2360 void bind_lease
PROTO ((struct client_state
*));
2362 void make_client_options
PROTO ((struct client_state
*,
2363 struct client_lease
*, u_int8_t
*,
2364 struct option_cache
*, struct iaddr
*,
2365 u_int32_t
*, struct option_state
**));
2366 void make_discover
PROTO ((struct client_state
*, struct client_lease
*));
2367 void make_request
PROTO ((struct client_state
*, struct client_lease
*));
2368 void make_decline
PROTO ((struct client_state
*, struct client_lease
*));
2369 void make_release
PROTO ((struct client_state
*, struct client_lease
*));
2371 void destroy_client_lease
PROTO ((struct client_lease
*));
2372 void rewrite_client_leases
PROTO ((void));
2373 void write_lease_option (struct option_cache
*, struct packet
*,
2374 struct lease
*, struct client_state
*,
2375 struct option_state
*, struct option_state
*,
2376 struct binding_scope
**, struct universe
*, void *);
2377 int write_client_lease
PROTO ((struct client_state
*,
2378 struct client_lease
*, int, int));
2379 isc_result_t
write_client6_lease(struct client_state
*client
,
2380 struct dhc6_lease
*lease
,
2381 int rewrite
, int sync
);
2382 int dhcp_option_ev_name (char *, size_t, struct option
*);
2384 void script_init
PROTO ((struct client_state
*, const char *,
2385 struct string_list
*));
2386 void client_option_envadd (struct option_cache
*, struct packet
*,
2387 struct lease
*, struct client_state
*,
2388 struct option_state
*, struct option_state
*,
2389 struct binding_scope
**, struct universe
*, void *);
2390 void script_write_params
PROTO ((struct client_state
*,
2391 const char *, struct client_lease
*));
2392 int script_go
PROTO ((struct client_state
*));
2393 void client_envadd (struct client_state
*,
2394 const char *, const char *, const char *, ...)
2395 __attribute__((__format__(__printf__
,4,5)));
2397 struct client_lease
*packet_to_lease (struct packet
*, struct client_state
*);
2398 void go_daemon
PROTO ((void));
2399 void write_client_pid_file
PROTO ((void));
2400 void client_location_changed
PROTO ((void));
2401 void do_release
PROTO ((struct client_state
*));
2402 int dhclient_interface_shutdown_hook (struct interface_info
*);
2403 int dhclient_interface_discovery_hook (struct interface_info
*);
2404 isc_result_t
dhclient_interface_startup_hook (struct interface_info
*);
2405 void dhclient_schedule_updates(struct client_state
*client
,
2406 struct iaddr
*addr
, int offset
);
2407 void client_dns_update_timeout (void *cp
);
2408 isc_result_t
client_dns_update(struct client_state
*client
, int, int,
2411 void dhcpv4_client_assignments(void);
2412 void dhcpv6_client_assignments(void);
2415 void form_duid(struct data_string
*duid
, char *file
, int line
);
2416 void dhc6_lease_destroy(struct dhc6_lease
*lease
, char *file
, int line
);
2417 void start_init6(struct client_state
*client
);
2418 void start_confirm6(struct client_state
*client
);
2419 void start_release6(struct client_state
*client
);
2420 void start_selecting6(struct client_state
*client
);
2421 isc_result_t
write_client6_lease(struct client_state
*client
,
2422 struct dhc6_lease
*lease
,
2423 int rewrite
, int sync
);
2424 void unconfigure6(struct client_state
*client
, const char *reason
);
2427 int write_lease
PROTO ((struct lease
*));
2428 int write_host
PROTO ((struct host_decl
*));
2429 int write_server_duid(void);
2430 #if defined (FAILOVER_PROTOCOL)
2431 int write_failover_state (dhcp_failover_state_t
*);
2433 int db_printable
PROTO ((const unsigned char *));
2434 int db_printable_len
PROTO ((const unsigned char *, unsigned));
2435 isc_result_t
write_named_billing_class(const void *, unsigned, void *);
2436 void write_billing_classes (void);
2437 int write_billing_class
PROTO ((struct class *));
2438 void commit_leases_timeout
PROTO ((void *));
2439 int commit_leases
PROTO ((void));
2440 void db_startup
PROTO ((int));
2441 int new_lease_file
PROTO ((void));
2442 int group_writer (struct group_object
*);
2443 int write_ia_na(const struct ia_na
*);
2446 u_int32_t checksum
PROTO ((unsigned char *, unsigned, u_int32_t
));
2447 u_int32_t wrapsum
PROTO ((u_int32_t
));
2448 void assemble_hw_header
PROTO ((struct interface_info
*, unsigned char *,
2449 unsigned *, struct hardware
*));
2450 void assemble_udp_ip_header
PROTO ((struct interface_info
*, unsigned char *,
2451 unsigned *, u_int32_t
, u_int32_t
,
2452 u_int32_t
, unsigned char *, unsigned));
2453 ssize_t decode_hw_header
PROTO ((struct interface_info
*, unsigned char *,
2454 unsigned, struct hardware
*));
2455 ssize_t decode_udp_ip_header
PROTO ((struct interface_info
*, unsigned char *,
2456 unsigned, struct sockaddr_in
*,
2457 unsigned, unsigned *));
2460 void assemble_ethernet_header
PROTO ((struct interface_info
*, unsigned char *,
2461 unsigned *, struct hardware
*));
2462 ssize_t decode_ethernet_header
PROTO ((struct interface_info
*,
2464 unsigned, struct hardware
*));
2467 void assemble_tr_header
PROTO ((struct interface_info
*, unsigned char *,
2468 unsigned *, struct hardware
*));
2469 ssize_t decode_tr_header
PROTO ((struct interface_info
*,
2471 unsigned, struct hardware
*));
2474 void convert_statement
PROTO ((struct parse
*));
2475 void convert_host_statement
PROTO ((struct parse
*, jrefproto
));
2476 void convert_host_name
PROTO ((struct parse
*, jrefproto
));
2477 void convert_class_statement
PROTO ((struct parse
*, jrefproto
, int));
2478 void convert_class_decl
PROTO ((struct parse
*, jrefproto
));
2479 void convert_lease_time
PROTO ((struct parse
*, jrefproto
, char *));
2480 void convert_shared_net_statement
PROTO ((struct parse
*, jrefproto
));
2481 void convert_subnet_statement
PROTO ((struct parse
*, jrefproto
));
2482 void convert_subnet_decl
PROTO ((struct parse
*, jrefproto
));
2483 void convert_host_decl
PROTO ((struct parse
*, jrefproto
));
2484 void convert_hardware_decl
PROTO ((struct parse
*, jrefproto
));
2485 void convert_hardware_addr
PROTO ((struct parse
*, jrefproto
));
2486 void convert_filename_decl
PROTO ((struct parse
*, jrefproto
));
2487 void convert_servername_decl
PROTO ((struct parse
*, jrefproto
));
2488 void convert_ip_addr_or_hostname
PROTO ((struct parse
*, jrefproto
, int));
2489 void convert_fixed_addr_decl
PROTO ((struct parse
*, jrefproto
));
2490 void convert_option_decl
PROTO ((struct parse
*, jrefproto
));
2491 void convert_lease_statement
PROTO ((struct parse
*, jrefproto
));
2492 void convert_address_range
PROTO ((struct parse
*, jrefproto
));
2493 void convert_date
PROTO ((struct parse
*, jrefproto
, char *));
2494 void convert_numeric_aggregate
PROTO ((struct parse
*, jrefproto
, int, int, int, int));
2495 void indent
PROTO ((int));
2498 void add_route_direct
PROTO ((struct interface_info
*, struct in_addr
));
2499 void add_route_net
PROTO ((struct interface_info
*, struct in_addr
,
2501 void add_route_default_gateway
PROTO ((struct interface_info
*,
2503 void remove_routes
PROTO ((struct in_addr
));
2504 void remove_if_route
PROTO ((struct interface_info
*, struct in_addr
));
2505 void remove_all_if_routes
PROTO ((struct interface_info
*));
2506 void set_netmask
PROTO ((struct interface_info
*, struct in_addr
));
2507 void set_broadcast_addr
PROTO ((struct interface_info
*, struct in_addr
));
2508 void set_ip_address
PROTO ((struct interface_info
*, struct in_addr
));
2511 isc_result_t read_client_conf
PROTO ((void));
2512 int read_client_conf_file (const char *,
2513 struct interface_info
*, struct client_config
*);
2514 void read_client_leases
PROTO ((void));
2515 void parse_client_statement
PROTO ((struct parse
*, struct interface_info
*,
2516 struct client_config
*));
2517 int parse_X
PROTO ((struct parse
*, u_int8_t
*, unsigned));
2518 void parse_option_list
PROTO ((struct parse
*, u_int32_t
**));
2519 void parse_interface_declaration
PROTO ((struct parse
*,
2520 struct client_config
*, char *));
2521 int interface_or_dummy
PROTO ((struct interface_info
**, const char *));
2522 void make_client_state
PROTO ((struct client_state
**));
2523 void make_client_config
PROTO ((struct client_state
*,
2524 struct client_config
*));
2525 void parse_client_lease_statement
PROTO ((struct parse
*, int));
2526 void parse_client_lease_declaration
PROTO ((struct parse
*,
2527 struct client_lease
*,
2528 struct interface_info
**,
2529 struct client_state
**));
2530 int parse_option_decl
PROTO ((struct option_cache
**, struct parse
*));
2531 void parse_string_list
PROTO ((struct parse
*, struct string_list
**, int));
2532 int parse_ip_addr
PROTO ((struct parse
*, struct iaddr
*));
2533 int parse_ip_addr_with_subnet(struct parse
*, struct iaddrmatch
*);
2534 void parse_reject_statement
PROTO ((struct parse
*, struct client_config
*));
2537 void relay
PROTO ((struct interface_info
*, struct dhcp_packet
*, unsigned,
2538 unsigned int, struct iaddr
, struct hardware
*));
2539 int strip_relay_agent_options
PROTO ((struct interface_info
*,
2540 struct interface_info
**,
2541 struct dhcp_packet
*, unsigned));
2542 int find_interface_by_agent_option
PROTO ((struct dhcp_packet
*,
2543 struct interface_info
**,
2545 int add_relay_agent_options
PROTO ((struct interface_info
*,
2546 struct dhcp_packet
*,
2547 unsigned, struct in_addr
));
2550 OMAPI_OBJECT_ALLOC_DECL (icmp_state
, struct icmp_state
, dhcp_type_icmp
)
2551 extern struct icmp_state
*icmp_state
;
2552 void icmp_startup
PROTO ((int, void (*) PROTO ((struct iaddr
,
2553 u_int8_t
*, int))));
2554 int icmp_readsocket
PROTO ((omapi_object_t
*));
2555 int icmp_echorequest
PROTO ((struct iaddr
*));
2556 isc_result_t icmp_echoreply
PROTO ((omapi_object_t
*));
2559 #if defined (NSUPDATE)
2560 isc_result_t
find_tsig_key (ns_tsig_key
**, const char *, struct dns_zone
*);
2561 void tkey_free (ns_tsig_key
**);
2563 isc_result_t
enter_dns_zone (struct dns_zone
*);
2564 isc_result_t
dns_zone_lookup (struct dns_zone
**, const char *);
2565 int dns_zone_dereference
PROTO ((struct dns_zone
**, const char *, int));
2566 #if defined (NSUPDATE)
2567 isc_result_t
find_cached_zone (const char *, ns_class
, char *,
2568 size_t, struct in_addr
*, int, int *,
2569 struct dns_zone
**);
2570 void forget_zone (struct dns_zone
**);
2571 void repudiate_zone (struct dns_zone
**);
2572 void cache_found_zone (ns_class
, char *, struct in_addr
*, int);
2573 int get_dhcid (struct data_string
*, int, const u_int8_t
*, unsigned);
2574 isc_result_t
ddns_update_fwd(struct data_string
*, struct iaddr
,
2575 struct data_string
*, unsigned long, unsigned,
2577 isc_result_t
ddns_remove_fwd(struct data_string
*,
2578 struct iaddr
, struct data_string
*);
2579 #endif /* NSUPDATE */
2582 extern char path_resolv_conf
[];
2583 struct name_server
*name_servers
;
2584 struct domain_search_list
*domains
;
2586 void read_resolv_conf
PROTO ((TIME
));
2587 struct name_server
*first_name_server
PROTO ((void));
2590 #ifdef NEED_INET_ATON
2591 int inet_aton
PROTO ((const char *, struct in_addr
*));
2595 extern int have_billing_classes
;
2596 struct class unknown_class
;
2597 struct class known_class
;
2598 struct collection default_collection
;
2599 struct collection
*collections
;
2600 struct executable_statement
*default_classification_rules
;
2602 void classification_setup
PROTO ((void));
2603 void classify_client
PROTO ((struct packet
*));
2604 int check_collection
PROTO ((struct packet
*, struct lease
*,
2605 struct collection
*));
2606 void classify
PROTO ((struct packet
*, struct class *));
2607 isc_result_t unlink_class
PROTO((struct class **class));
2608 isc_result_t find_class
PROTO ((struct class **, const char *,
2609 const char *, int));
2610 int unbill_class
PROTO ((struct lease
*, struct class *));
2611 int bill_class
PROTO ((struct lease
*, struct class *));
2614 int execute_statements
PROTO ((struct binding_value
**result
,
2615 struct packet
*, struct lease
*,
2616 struct client_state
*,
2617 struct option_state
*, struct option_state
*,
2618 struct binding_scope
**,
2619 struct executable_statement
*));
2620 void execute_statements_in_scope
PROTO ((struct binding_value
**result
,
2621 struct packet
*, struct lease
*,
2622 struct client_state
*,
2623 struct option_state
*,
2624 struct option_state
*,
2625 struct binding_scope
**,
2626 struct group
*, struct group
*));
2627 int executable_statement_dereference
PROTO ((struct executable_statement
**,
2628 const char *, int));
2629 void write_statements (FILE *, struct executable_statement
*, int);
2630 int find_matching_case (struct executable_statement
**,
2631 struct packet
*, struct lease
*, struct client_state
*,
2632 struct option_state
*, struct option_state
*,
2633 struct binding_scope
**,
2634 struct expression
*, struct executable_statement
*);
2635 int executable_statement_foreach (struct executable_statement
*,
2636 int (*) (struct executable_statement
*,
2637 void *, int), void *, int);
2640 extern omapi_object_type_t
*dhcp_type_interface
;
2641 extern omapi_object_type_t
*dhcp_type_group
;
2642 extern omapi_object_type_t
*dhcp_type_shared_network
;
2643 extern omapi_object_type_t
*dhcp_type_subnet
;
2644 extern omapi_object_type_t
*dhcp_type_control
;
2645 extern dhcp_control_object_t
*dhcp_control_object
;
2647 void dhcp_common_objects_setup (void);
2649 isc_result_t
dhcp_group_set_value (omapi_object_t
*, omapi_object_t
*,
2650 omapi_data_string_t
*,
2651 omapi_typed_data_t
*);
2652 isc_result_t
dhcp_group_get_value (omapi_object_t
*, omapi_object_t
*,
2653 omapi_data_string_t
*,
2655 isc_result_t
dhcp_group_destroy (omapi_object_t
*, const char *, int);
2656 isc_result_t
dhcp_group_signal_handler (omapi_object_t
*,
2657 const char *, va_list);
2658 isc_result_t
dhcp_group_stuff_values (omapi_object_t
*,
2661 isc_result_t
dhcp_group_lookup (omapi_object_t
**,
2662 omapi_object_t
*, omapi_object_t
*);
2663 isc_result_t
dhcp_group_create (omapi_object_t
**,
2665 isc_result_t
dhcp_group_remove (omapi_object_t
*,
2668 isc_result_t
dhcp_control_set_value (omapi_object_t
*, omapi_object_t
*,
2669 omapi_data_string_t
*,
2670 omapi_typed_data_t
*);
2671 isc_result_t
dhcp_control_get_value (omapi_object_t
*, omapi_object_t
*,
2672 omapi_data_string_t
*,
2674 isc_result_t
dhcp_control_destroy (omapi_object_t
*, const char *, int);
2675 isc_result_t
dhcp_control_signal_handler (omapi_object_t
*,
2676 const char *, va_list);
2677 isc_result_t
dhcp_control_stuff_values (omapi_object_t
*,
2680 isc_result_t
dhcp_control_lookup (omapi_object_t
**,
2681 omapi_object_t
*, omapi_object_t
*);
2682 isc_result_t
dhcp_control_create (omapi_object_t
**,
2684 isc_result_t
dhcp_control_remove (omapi_object_t
*,
2687 isc_result_t
dhcp_subnet_set_value (omapi_object_t
*, omapi_object_t
*,
2688 omapi_data_string_t
*,
2689 omapi_typed_data_t
*);
2690 isc_result_t
dhcp_subnet_get_value (omapi_object_t
*, omapi_object_t
*,
2691 omapi_data_string_t
*,
2693 isc_result_t
dhcp_subnet_destroy (omapi_object_t
*, const char *, int);
2694 isc_result_t
dhcp_subnet_signal_handler (omapi_object_t
*,
2695 const char *, va_list);
2696 isc_result_t
dhcp_subnet_stuff_values (omapi_object_t
*,
2699 isc_result_t
dhcp_subnet_lookup (omapi_object_t
**,
2700 omapi_object_t
*, omapi_object_t
*);
2701 isc_result_t
dhcp_subnet_create (omapi_object_t
**,
2703 isc_result_t
dhcp_subnet_remove (omapi_object_t
*,
2706 isc_result_t
dhcp_shared_network_set_value (omapi_object_t
*,
2708 omapi_data_string_t
*,
2709 omapi_typed_data_t
*);
2710 isc_result_t
dhcp_shared_network_get_value (omapi_object_t
*,
2712 omapi_data_string_t
*,
2714 isc_result_t
dhcp_shared_network_destroy (omapi_object_t
*, const char *, int);
2715 isc_result_t
dhcp_shared_network_signal_handler (omapi_object_t
*,
2716 const char *, va_list);
2717 isc_result_t
dhcp_shared_network_stuff_values (omapi_object_t
*,
2720 isc_result_t
dhcp_shared_network_lookup (omapi_object_t
**,
2721 omapi_object_t
*, omapi_object_t
*);
2722 isc_result_t
dhcp_shared_network_create (omapi_object_t
**,
2724 isc_result_t
dhcp_shared_network_remove (omapi_object_t
*,
2728 extern int (*dhcp_interface_shutdown_hook
) (struct interface_info
*);
2730 extern omapi_object_type_t
*dhcp_type_lease
;
2731 extern omapi_object_type_t
*dhcp_type_pool
;
2732 extern omapi_object_type_t
*dhcp_type_class
;
2733 extern omapi_object_type_t
*dhcp_type_subclass
;
2735 #if defined (FAILOVER_PROTOCOL)
2736 extern omapi_object_type_t
*dhcp_type_failover_state
;
2737 extern omapi_object_type_t
*dhcp_type_failover_link
;
2738 extern omapi_object_type_t
*dhcp_type_failover_listener
;
2741 void dhcp_db_objects_setup (void);
2743 isc_result_t
dhcp_lease_set_value (omapi_object_t
*, omapi_object_t
*,
2744 omapi_data_string_t
*,
2745 omapi_typed_data_t
*);
2746 isc_result_t
dhcp_lease_get_value (omapi_object_t
*, omapi_object_t
*,
2747 omapi_data_string_t
*,
2749 isc_result_t
dhcp_lease_destroy (omapi_object_t
*, const char *, int);
2750 isc_result_t
dhcp_lease_signal_handler (omapi_object_t
*,
2751 const char *, va_list);
2752 isc_result_t
dhcp_lease_stuff_values (omapi_object_t
*,
2755 isc_result_t
dhcp_lease_lookup (omapi_object_t
**,
2756 omapi_object_t
*, omapi_object_t
*);
2757 isc_result_t
dhcp_lease_create (omapi_object_t
**,
2759 isc_result_t
dhcp_lease_remove (omapi_object_t
*,
2761 isc_result_t
dhcp_group_set_value (omapi_object_t
*, omapi_object_t
*,
2762 omapi_data_string_t
*,
2763 omapi_typed_data_t
*);
2764 isc_result_t
dhcp_group_get_value (omapi_object_t
*, omapi_object_t
*,
2765 omapi_data_string_t
*,
2767 isc_result_t
dhcp_group_destroy (omapi_object_t
*, const char *, int);
2768 isc_result_t
dhcp_group_signal_handler (omapi_object_t
*,
2769 const char *, va_list);
2770 isc_result_t
dhcp_group_stuff_values (omapi_object_t
*,
2773 isc_result_t
dhcp_group_lookup (omapi_object_t
**,
2774 omapi_object_t
*, omapi_object_t
*);
2775 isc_result_t
dhcp_group_create (omapi_object_t
**,
2777 isc_result_t
dhcp_group_remove (omapi_object_t
*,
2779 isc_result_t
dhcp_host_set_value (omapi_object_t
*, omapi_object_t
*,
2780 omapi_data_string_t
*,
2781 omapi_typed_data_t
*);
2782 isc_result_t
dhcp_host_get_value (omapi_object_t
*, omapi_object_t
*,
2783 omapi_data_string_t
*,
2785 isc_result_t
dhcp_host_destroy (omapi_object_t
*, const char *, int);
2786 isc_result_t
dhcp_host_signal_handler (omapi_object_t
*,
2787 const char *, va_list);
2788 isc_result_t
dhcp_host_stuff_values (omapi_object_t
*,
2791 isc_result_t
dhcp_host_lookup (omapi_object_t
**,
2792 omapi_object_t
*, omapi_object_t
*);
2793 isc_result_t
dhcp_host_create (omapi_object_t
**,
2795 isc_result_t
dhcp_host_remove (omapi_object_t
*,
2797 isc_result_t
dhcp_pool_set_value (omapi_object_t
*, omapi_object_t
*,
2798 omapi_data_string_t
*,
2799 omapi_typed_data_t
*);
2800 isc_result_t
dhcp_pool_get_value (omapi_object_t
*, omapi_object_t
*,
2801 omapi_data_string_t
*,
2803 isc_result_t
dhcp_pool_destroy (omapi_object_t
*, const char *, int);
2804 isc_result_t
dhcp_pool_signal_handler (omapi_object_t
*,
2805 const char *, va_list);
2806 isc_result_t
dhcp_pool_stuff_values (omapi_object_t
*,
2809 isc_result_t
dhcp_pool_lookup (omapi_object_t
**,
2810 omapi_object_t
*, omapi_object_t
*);
2811 isc_result_t
dhcp_pool_create (omapi_object_t
**,
2813 isc_result_t
dhcp_pool_remove (omapi_object_t
*,
2815 isc_result_t
dhcp_class_set_value (omapi_object_t
*, omapi_object_t
*,
2816 omapi_data_string_t
*,
2817 omapi_typed_data_t
*);
2818 isc_result_t
dhcp_class_get_value (omapi_object_t
*, omapi_object_t
*,
2819 omapi_data_string_t
*,
2821 isc_result_t
dhcp_class_destroy (omapi_object_t
*, const char *, int);
2822 isc_result_t
dhcp_class_signal_handler (omapi_object_t
*,
2823 const char *, va_list);
2824 isc_result_t
dhcp_class_stuff_values (omapi_object_t
*,
2827 isc_result_t
dhcp_class_lookup (omapi_object_t
**,
2828 omapi_object_t
*, omapi_object_t
*);
2829 isc_result_t
dhcp_class_create (omapi_object_t
**,
2831 isc_result_t
dhcp_class_remove (omapi_object_t
*,
2833 isc_result_t
dhcp_subclass_set_value (omapi_object_t
*, omapi_object_t
*,
2834 omapi_data_string_t
*,
2835 omapi_typed_data_t
*);
2836 isc_result_t
dhcp_subclass_get_value (omapi_object_t
*, omapi_object_t
*,
2837 omapi_data_string_t
*,
2839 isc_result_t
dhcp_subclass_destroy (omapi_object_t
*, const char *, int);
2840 isc_result_t
dhcp_subclass_signal_handler (omapi_object_t
*,
2841 const char *, va_list);
2842 isc_result_t
dhcp_subclass_stuff_values (omapi_object_t
*,
2845 isc_result_t
dhcp_subclass_lookup (omapi_object_t
**,
2846 omapi_object_t
*, omapi_object_t
*);
2847 isc_result_t
dhcp_subclass_create (omapi_object_t
**,
2849 isc_result_t
dhcp_subclass_remove (omapi_object_t
*,
2851 isc_result_t
dhcp_shared_network_set_value (omapi_object_t
*,
2853 omapi_data_string_t
*,
2854 omapi_typed_data_t
*);
2855 isc_result_t
dhcp_shared_network_get_value (omapi_object_t
*, omapi_object_t
*,
2856 omapi_data_string_t
*,
2858 isc_result_t
dhcp_shared_network_destroy (omapi_object_t
*, const char *, int);
2859 isc_result_t
dhcp_shared_network_signal_handler (omapi_object_t
*,
2860 const char *, va_list);
2861 isc_result_t
dhcp_shared_network_stuff_values (omapi_object_t
*,
2864 isc_result_t
dhcp_shared_network_lookup (omapi_object_t
**,
2865 omapi_object_t
*, omapi_object_t
*);
2866 isc_result_t
dhcp_shared_network_create (omapi_object_t
**,
2868 isc_result_t
dhcp_subnet_set_value (omapi_object_t
*, omapi_object_t
*,
2869 omapi_data_string_t
*,
2870 omapi_typed_data_t
*);
2871 isc_result_t
dhcp_subnet_get_value (omapi_object_t
*, omapi_object_t
*,
2872 omapi_data_string_t
*,
2874 isc_result_t
dhcp_subnet_destroy (omapi_object_t
*, const char *, int);
2875 isc_result_t
dhcp_subnet_signal_handler (omapi_object_t
*,
2876 const char *, va_list);
2877 isc_result_t
dhcp_subnet_stuff_values (omapi_object_t
*,
2880 isc_result_t
dhcp_subnet_lookup (omapi_object_t
**,
2881 omapi_object_t
*, omapi_object_t
*);
2882 isc_result_t
dhcp_subnet_create (omapi_object_t
**,
2884 isc_result_t
dhcp_interface_set_value (omapi_object_t
*,
2886 omapi_data_string_t
*,
2887 omapi_typed_data_t
*);
2888 isc_result_t
dhcp_interface_get_value (omapi_object_t
*,
2890 omapi_data_string_t
*,
2892 isc_result_t
dhcp_interface_destroy (omapi_object_t
*,
2894 isc_result_t
dhcp_interface_signal_handler (omapi_object_t
*,
2897 isc_result_t
dhcp_interface_stuff_values (omapi_object_t
*,
2900 isc_result_t
dhcp_interface_lookup (omapi_object_t
**,
2903 isc_result_t
dhcp_interface_create (omapi_object_t
**,
2905 isc_result_t
dhcp_interface_remove (omapi_object_t
*,
2907 void interface_stash (struct interface_info
*);
2908 void interface_snorf (struct interface_info
*, int);
2910 isc_result_t
binding_scope_set_value (struct binding_scope
*, int,
2911 omapi_data_string_t
*,
2912 omapi_typed_data_t
*);
2913 isc_result_t
binding_scope_get_value (omapi_value_t
**,
2914 struct binding_scope
*,
2915 omapi_data_string_t
*);
2916 isc_result_t
binding_scope_stuff_values (omapi_object_t
*,
2917 struct binding_scope
*);
2921 extern struct subnet
*subnets
;
2922 extern struct shared_network
*shared_networks
;
2923 extern host_hash_t
*host_hw_addr_hash
;
2924 extern host_hash_t
*host_uid_hash
;
2925 extern host_hash_t
*host_name_hash
;
2926 extern lease_id_hash_t
*lease_uid_hash
;
2927 extern lease_ip_hash_t
*lease_ip_addr_hash
;
2928 extern lease_id_hash_t
*lease_hw_addr_hash
;
2930 extern omapi_object_type_t
*dhcp_type_host
;
2932 extern int numclasseswritten
;
2935 isc_result_t enter_class
PROTO ((struct class *, int, int));
2936 isc_result_t delete_class
PROTO ((struct class *, int));
2937 isc_result_t enter_host
PROTO ((struct host_decl
*, int, int));
2938 isc_result_t delete_host
PROTO ((struct host_decl
*, int));
2939 void change_host_uid(struct host_decl
*host
, const char *data
, int len
);
2940 int find_hosts_by_haddr
PROTO ((struct host_decl
**, int,
2941 const unsigned char *, unsigned,
2942 const char *, int));
2943 int find_hosts_by_uid
PROTO ((struct host_decl
**, const unsigned char *,
2944 unsigned, const char *, int));
2945 int find_hosts_by_option(struct host_decl
**, struct packet
*,
2946 struct option_state
*, const char *, int);
2947 int find_host_for_network
PROTO ((struct subnet
**, struct host_decl
**,
2948 struct iaddr
*, struct shared_network
*));
2949 void new_address_range
PROTO ((struct parse
*, struct iaddr
, struct iaddr
,
2950 struct subnet
*, struct pool
*,
2952 isc_result_t
dhcp_lease_free (omapi_object_t
*, const char *, int);
2953 isc_result_t
dhcp_lease_get (omapi_object_t
**, const char *, int);
2954 int find_grouped_subnet
PROTO ((struct subnet
**, struct shared_network
*,
2955 struct iaddr
, const char *, int));
2956 int find_subnet(struct subnet
**, struct iaddr
, const char *, int);
2957 void enter_shared_network
PROTO ((struct shared_network
*));
2958 void new_shared_network_interface
PROTO ((struct parse
*,
2959 struct shared_network
*,
2961 int subnet_inner_than(const struct subnet
*, const struct subnet
*, int);
2962 void enter_subnet
PROTO ((struct subnet
*));
2963 void enter_lease
PROTO ((struct lease
*));
2964 int supersede_lease
PROTO ((struct lease
*, struct lease
*, int, int, int));
2965 void make_binding_state_transition (struct lease
*);
2966 int lease_copy
PROTO ((struct lease
**, struct lease
*, const char *, int));
2967 void release_lease
PROTO ((struct lease
*, struct packet
*));
2968 void abandon_lease
PROTO ((struct lease
*, const char *));
2969 void dissociate_lease
PROTO ((struct lease
*));
2970 void pool_timer
PROTO ((void *));
2971 int find_lease_by_uid
PROTO ((struct lease
**, const unsigned char *,
2972 unsigned, const char *, int));
2973 int find_lease_by_hw_addr
PROTO ((struct lease
**, const unsigned char *,
2974 unsigned, const char *, int));
2975 int find_lease_by_ip_addr
PROTO ((struct lease
**, struct iaddr
,
2976 const char *, int));
2977 void uid_hash_add
PROTO ((struct lease
*));
2978 void uid_hash_delete
PROTO ((struct lease
*));
2979 void hw_hash_add
PROTO ((struct lease
*));
2980 void hw_hash_delete
PROTO ((struct lease
*));
2981 int write_leases
PROTO ((void));
2982 int write_leases6(void);
2983 int lease_enqueue (struct lease
*);
2984 isc_result_t
lease_instantiate(const void *, unsigned, void *);
2985 void expire_all_pools
PROTO ((void));
2986 void dump_subnets
PROTO ((void));
2987 #if defined (DEBUG_MEMORY_LEAKAGE) || \
2988 defined (DEBUG_MEMORY_LEAKAGE_ON_EXIT)
2989 void free_everything (void);
2993 char *ddns_rev_name (struct lease
*, struct lease_state
*, struct packet
*);
2994 char *ddns_fwd_name (struct lease
*, struct lease_state
*, struct packet
*);
2995 int nsupdateA (const char *, const unsigned char *, u_int32_t
, int);
2996 int nsupdatePTR (const char *, const unsigned char *, u_int32_t
, int);
2997 void nsupdate (struct lease
*, struct lease_state
*, struct packet
*, int);
2998 int updateA (const struct data_string
*, const struct data_string
*,
2999 unsigned int, struct lease
*);
3000 int updatePTR (const struct data_string
*, const struct data_string
*,
3001 unsigned int, struct lease
*);
3002 int deleteA (const struct data_string
*, const struct data_string
*,
3004 int deletePTR (const struct data_string
*, const struct data_string
*,
3008 #if defined (FAILOVER_PROTOCOL)
3009 extern dhcp_failover_state_t
*failover_states
;
3010 void dhcp_failover_startup
PROTO ((void));
3011 int dhcp_failover_write_all_states (void);
3012 isc_result_t enter_failover_peer
PROTO ((dhcp_failover_state_t
*));
3013 isc_result_t find_failover_peer
PROTO ((dhcp_failover_state_t
**,
3014 const char *, const char *, int));
3015 isc_result_t dhcp_failover_link_initiate
PROTO ((omapi_object_t
*));
3016 isc_result_t dhcp_failover_link_signal
PROTO ((omapi_object_t
*,
3017 const char *, va_list));
3018 isc_result_t dhcp_failover_link_set_value
PROTO ((omapi_object_t
*,
3020 omapi_data_string_t
*,
3021 omapi_typed_data_t
*));
3022 isc_result_t dhcp_failover_link_get_value
PROTO ((omapi_object_t
*,
3024 omapi_data_string_t
*,
3026 isc_result_t dhcp_failover_link_destroy
PROTO ((omapi_object_t
*,
3027 const char *, int));
3028 isc_result_t dhcp_failover_link_stuff_values
PROTO ((omapi_object_t
*,
3031 isc_result_t dhcp_failover_listen
PROTO ((omapi_object_t
*));
3033 isc_result_t dhcp_failover_listener_signal
PROTO ((omapi_object_t
*,
3036 isc_result_t dhcp_failover_listener_set_value
PROTO ((omapi_object_t
*,
3038 omapi_data_string_t
*,
3039 omapi_typed_data_t
*));
3040 isc_result_t dhcp_failover_listener_get_value
PROTO ((omapi_object_t
*,
3042 omapi_data_string_t
*,
3044 isc_result_t dhcp_failover_listener_destroy
PROTO ((omapi_object_t
*,
3045 const char *, int));
3046 isc_result_t dhcp_failover_listener_stuff
PROTO ((omapi_object_t
*,
3049 isc_result_t dhcp_failover_register
PROTO ((omapi_object_t
*));
3050 isc_result_t dhcp_failover_state_signal
PROTO ((omapi_object_t
*,
3051 const char *, va_list));
3052 isc_result_t
dhcp_failover_state_transition (dhcp_failover_state_t
*,
3054 isc_result_t
dhcp_failover_set_service_state (dhcp_failover_state_t
*state
);
3055 isc_result_t
dhcp_failover_set_state (dhcp_failover_state_t
*,
3056 enum failover_state
);
3057 isc_result_t
dhcp_failover_peer_state_changed (dhcp_failover_state_t
*,
3058 failover_message_t
*);
3059 void dhcp_failover_pool_rebalance (void *);
3060 void dhcp_failover_pool_check (struct pool
*);
3061 int dhcp_failover_state_pool_check (dhcp_failover_state_t
*);
3062 void dhcp_failover_timeout (void *);
3063 void dhcp_failover_send_contact (void *);
3064 isc_result_t
dhcp_failover_send_state (dhcp_failover_state_t
*);
3065 isc_result_t
dhcp_failover_send_updates (dhcp_failover_state_t
*);
3066 int dhcp_failover_queue_update (struct lease
*, int);
3067 int dhcp_failover_send_acks (dhcp_failover_state_t
*);
3068 void dhcp_failover_toack_queue_timeout (void *);
3069 int dhcp_failover_queue_ack (dhcp_failover_state_t
*, failover_message_t
*msg
);
3070 void dhcp_failover_ack_queue_remove (dhcp_failover_state_t
*, struct lease
*);
3071 isc_result_t dhcp_failover_state_set_value
PROTO ((omapi_object_t
*,
3073 omapi_data_string_t
*,
3074 omapi_typed_data_t
*));
3075 void dhcp_failover_keepalive (void *);
3076 void dhcp_failover_reconnect (void *);
3077 void dhcp_failover_startup_timeout (void *);
3078 void dhcp_failover_link_startup_timeout (void *);
3079 void dhcp_failover_listener_restart (void *);
3080 isc_result_t dhcp_failover_state_get_value
PROTO ((omapi_object_t
*,
3082 omapi_data_string_t
*,
3084 isc_result_t dhcp_failover_state_destroy
PROTO ((omapi_object_t
*,
3085 const char *, int));
3086 isc_result_t dhcp_failover_state_stuff
PROTO ((omapi_object_t
*,
3089 isc_result_t dhcp_failover_state_lookup
PROTO ((omapi_object_t
**,
3092 isc_result_t dhcp_failover_state_create
PROTO ((omapi_object_t
**,
3094 isc_result_t dhcp_failover_state_remove
PROTO ((omapi_object_t
*,
3096 int dhcp_failover_state_match (dhcp_failover_state_t
*, u_int8_t
*, unsigned);
3097 int dhcp_failover_state_match_by_name(dhcp_failover_state_t
*,
3098 failover_option_t
*);
3099 const char *dhcp_failover_reject_reason_print (int);
3100 const char *dhcp_failover_state_name_print (enum failover_state
);
3101 const char *dhcp_failover_message_name (unsigned);
3102 const char *dhcp_failover_option_name (unsigned);
3103 failover_option_t
*dhcp_failover_option_printf (unsigned, char *,
3107 __attribute__((__format__(__printf__
,5,6)));
3108 failover_option_t
*dhcp_failover_make_option (unsigned, char *,
3109 unsigned *, unsigned, ...);
3110 isc_result_t
dhcp_failover_put_message (dhcp_failover_link_t
*,
3111 omapi_object_t
*, int, u_int32_t
, ...);
3112 isc_result_t dhcp_failover_send_connect
PROTO ((omapi_object_t
*));
3113 isc_result_t dhcp_failover_send_connectack
PROTO ((omapi_object_t
*,
3114 dhcp_failover_state_t
*,
3115 int, const char *));
3116 isc_result_t dhcp_failover_send_disconnect
PROTO ((omapi_object_t
*,
3117 int, const char *));
3118 isc_result_t
dhcp_failover_send_bind_update (dhcp_failover_state_t
*,
3120 isc_result_t
dhcp_failover_send_bind_ack (dhcp_failover_state_t
*,
3121 failover_message_t
*,
3123 isc_result_t
dhcp_failover_send_poolreq (dhcp_failover_state_t
*);
3124 isc_result_t
dhcp_failover_send_poolresp (dhcp_failover_state_t
*, int);
3125 isc_result_t
dhcp_failover_send_update_request (dhcp_failover_state_t
*);
3126 isc_result_t
dhcp_failover_send_update_request_all (dhcp_failover_state_t
*);
3127 isc_result_t
dhcp_failover_send_update_done (dhcp_failover_state_t
*);
3128 isc_result_t
dhcp_failover_process_bind_update (dhcp_failover_state_t
*,
3129 failover_message_t
*);
3130 isc_result_t
dhcp_failover_process_bind_ack (dhcp_failover_state_t
*,
3131 failover_message_t
*);
3132 isc_result_t
dhcp_failover_generate_update_queue (dhcp_failover_state_t
*,
3134 isc_result_t
dhcp_failover_process_update_request (dhcp_failover_state_t
*,
3135 failover_message_t
*);
3136 isc_result_t
dhcp_failover_process_update_request_all (dhcp_failover_state_t
*,
3137 failover_message_t
*);
3138 isc_result_t
dhcp_failover_process_update_done (dhcp_failover_state_t
*,
3139 failover_message_t
*);
3140 void ia_na_remove_all_iaaddr(struct ia_na
*ia_na
, const char *file
, int line
);
3141 void dhcp_failover_recover_done (void *);
3142 void failover_print
PROTO ((char *, unsigned *, unsigned, const char *));
3143 void update_partner
PROTO ((struct lease
*));
3144 int load_balance_mine (struct packet
*, dhcp_failover_state_t
*);
3145 int peer_wants_lease (struct lease
*);
3146 binding_state_t
normal_binding_state_transition_check (struct lease
*,
3147 dhcp_failover_state_t
*,
3151 conflict_binding_state_transition_check (struct lease
*,
3152 dhcp_failover_state_t
*,
3153 binding_state_t
, u_int32_t
);
3154 int lease_mine_to_reallocate (struct lease
*);
3156 OMAPI_OBJECT_ALLOC_DECL (dhcp_failover_state
, dhcp_failover_state_t
,
3157 dhcp_type_failover_state
)
3158 OMAPI_OBJECT_ALLOC_DECL (dhcp_failover_listener
, dhcp_failover_listener_t
,
3159 dhcp_type_failover_listener
)
3160 OMAPI_OBJECT_ALLOC_DECL (dhcp_failover_link
, dhcp_failover_link_t
,
3161 dhcp_type_failover_link
)
3162 #endif /* FAILOVER_PROTOCOL */
3164 const char *binding_state_print (enum failover_state
);
3168 HASH_FUNCTIONS_DECL(ia_na
, unsigned char *, struct ia_na
, ia_na_hash_t
);
3169 HASH_FUNCTIONS_DECL(iaaddr
, struct in6_addr
*, struct iaaddr
, iaaddr_hash_t
);
3171 isc_result_t
iaaddr_allocate(struct iaaddr
**iaaddr
,
3172 const char *file
, int line
);
3173 isc_result_t
iaaddr_reference(struct iaaddr
**iaaddr
, struct iaaddr
*src
,
3174 const char *file
, int line
);
3175 isc_result_t
iaaddr_dereference(struct iaaddr
**iaaddr
,
3176 const char *file
, int line
);
3178 isc_result_t
ia_na_make_key(struct data_string
*key
, u_int32_t iaid
,
3179 const char *duid
, unsigned int duid_len
,
3180 const char *file
, int line
);
3181 isc_result_t
ia_na_allocate(struct ia_na
**ia_na
, u_int32_t iaid
,
3182 const char *duid
, unsigned int duid_len
,
3183 const char *file
, int line
);
3184 isc_result_t
ia_na_reference(struct ia_na
**ia_na
, struct ia_na
*src
,
3185 const char *file
, int line
);
3186 isc_result_t
ia_na_dereference(struct ia_na
**ia_na
,
3187 const char *file
, int line
);
3188 isc_result_t
ia_na_add_iaaddr(struct ia_na
*ia_na
, struct iaaddr
*iaaddr
,
3189 const char *file
, int line
);
3190 void ia_na_remove_iaaddr(struct ia_na
*ia_na
, struct iaaddr
*iaaddr
,
3191 const char *file
, int line
);
3193 isc_result_t
ipv6_pool_allocate(struct ipv6_pool
**pool
,
3194 const struct in6_addr
*start_addr
, int bits
,
3195 const char *file
, int line
);
3196 isc_result_t
ipv6_pool_reference(struct ipv6_pool
**pool
,
3197 struct ipv6_pool
*src
,
3198 const char *file
, int line
);
3199 isc_result_t
ipv6_pool_dereference(struct ipv6_pool
**pool
,
3200 const char *file
, int line
);
3201 isc_result_t
activate_lease6(struct ipv6_pool
*pool
,
3202 struct iaaddr
**addr
,
3203 unsigned int *attempts
,
3204 const struct data_string
*uid
,
3205 time_t valid_lifetime_end_time
);
3206 isc_result_t
add_lease6(struct ipv6_pool
*pool
,
3207 struct iaaddr
*addr
,
3208 time_t valid_lifetime_end_time
);
3209 isc_result_t
renew_lease6(struct ipv6_pool
*pool
, struct iaaddr
*addr
);
3210 isc_result_t
expire_lease6(struct iaaddr
**addr
,
3211 struct ipv6_pool
*pool
, time_t now
);
3212 isc_result_t
release_lease6(struct ipv6_pool
*pool
, struct iaaddr
*addr
);
3213 isc_result_t
decline_lease6(struct ipv6_pool
*pool
, struct iaaddr
*addr
);
3214 isc_boolean_t
lease6_exists(const struct ipv6_pool
*pool
,
3215 const struct in6_addr
*addr
);
3216 isc_result_t
mark_address_unavailble(struct ipv6_pool
*pool
,
3217 const struct in6_addr
*addr
);
3219 isc_result_t
add_ipv6_pool(struct ipv6_pool
*pool
);
3220 isc_result_t
find_ipv6_pool(struct ipv6_pool
**pool
,
3221 const struct in6_addr
*addr
);
3222 isc_boolean_t
ipv6_addr_in_pool(const struct in6_addr
*addr
,
3223 const struct ipv6_pool
*pool
);
3225 isc_result_t
renew_leases(struct ia_na
*ia_na
);
3226 isc_result_t
release_leases(struct ia_na
*ia_na
);
3227 isc_result_t
decline_leases(struct ia_na
*ia_na
);
3228 void schedule_lease_timeout(struct ipv6_pool
*pool
);
3229 void schedule_all_ipv6_lease_timeouts();
3231 void mark_hosts_unavailable(void);
3232 void mark_interfaces_unavailable(void);