+++ /dev/null
-/* dhcp.h
-
- Protocol structures... */
-
-/*
- * Copyright (c) 1995, 1996 The Internet Software Consortium.
- * All rights reserved.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions
- * are met:
- *
- * 1. Redistributions of source code must retain the above copyright
- * notice, this list of conditions and the following disclaimer.
- * 2. Redistributions in binary form must reproduce the above copyright
- * notice, this list of conditions and the following disclaimer in the
- * documentation and/or other materials provided with the distribution.
- * 3. Neither the name of The Internet Software Consortium nor the names
- * of its contributors may be used to endorse or promote products derived
- * from this software without specific prior written permission.
- *
- * THIS SOFTWARE IS PROVIDED BY THE INTERNET SOFTWARE CONSORTIUM AND
- * CONTRIBUTORS ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES,
- * INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
- * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
- * DISCLAIMED. IN NO EVENT SHALL THE INTERNET SOFTWARE CONSORTIUM OR
- * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
- * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
- * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
- * USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
- * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
- * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
- * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
- * SUCH DAMAGE.
- *
- * This software has been written for the Internet Software Consortium
- * by Ted Lemon <mellon@fugue.com> in cooperation with Vixie
- * Enterprises. To learn more about the Internet Software Consortium,
- * see ``http://www.vix.com/isc''. To learn more about Vixie
- * Enterprises, see ``http://www.vix.com''.
- */
-
-#define DHCP_UDP_OVERHEAD (14 + /* Ethernet header */ \
- 20 + /* IP header */ \
- 8) /* UDP header */
-#define DHCP_SNAME_LEN 64
-#define DHCP_FILE_LEN 128
-#define DHCP_FIXED_NON_UDP 236
-#define DHCP_FIXED_LEN (DHCP_FIXED_NON_UDP + DHCP_UDP_OVERHEAD)
- /* Everything but options. */
-#define DHCP_MTU_MAX 1500
-#define DHCP_OPTION_LEN (DHCP_MTU_MAX - DHCP_FIXED_LEN)
-
-#define BOOTP_MIN_LEN 300
-#define DHCP_MIN_LEN 548
-
-struct dhcp_packet {
- u_int8_t op; /* Message opcode/type */
- u_int8_t htype; /* Hardware addr type (see net/if_types.h) */
- u_int8_t hlen; /* Hardware addr length */
- u_int8_t hops; /* Number of relay agent hops from client */
- u_int32_t xid; /* Transaction ID */
- u_int16_t secs; /* Seconds since client started looking */
- u_int16_t flags; /* Flag bits */
- struct in_addr ciaddr; /* Client IP address (if already in use) */
- struct in_addr yiaddr; /* Client IP address */
- struct in_addr siaddr; /* IP address of next server to talk to */
- struct in_addr giaddr; /* DHCP relay agent IP address */
- unsigned char chaddr [16]; /* Client hardware address */
- char sname [DHCP_SNAME_LEN]; /* Server name */
- char file [DHCP_FILE_LEN]; /* Boot filename */
- unsigned char options [DHCP_OPTION_LEN];
- /* Optional parameters
- (actual length dependent on MTU). */
-};
-
-/* BOOTP (rfc951) message types */
-#define BOOTREQUEST 1
-#define BOOTREPLY 2
-
-/* Possible values for flags field... */
-#define BOOTP_BROADCAST 32768L
-
-/* Possible values for hardware type (htype) field... */
-#define HTYPE_ETHER 1 /* Ethernet 10Mbps */
-#define HTYPE_IEEE802 6 /* IEEE 802.2 Token Ring... */
-
-/* Magic cookie validating dhcp options field (and bootp vendor
- extensions field). */
-#define DHCP_OPTIONS_COOKIE "\143\202\123\143"
-
-/* DHCP Option codes: */
-
-#define DHO_PAD 0
-#define DHO_SUBNET_MASK 1
-#define DHO_TIME_OFFSET 2
-#define DHO_ROUTERS 3
-#define DHO_TIME_SERVERS 4
-#define DHO_NAME_SERVERS 5
-#define DHO_DOMAIN_NAME_SERVERS 6
-#define DHO_LOG_SERVERS 7
-#define DHO_COOKIE_SERVERS 8
-#define DHO_LPR_SERVERS 9
-#define DHO_IMPRESS_SERVERS 10
-#define DHO_RESOURCE_LOCATION_SERVERS 11
-#define DHO_HOST_NAME 12
-#define DHO_BOOT_SIZE 13
-#define DHO_MERIT_DUMP 14
-#define DHO_DOMAIN_NAME 15
-#define DHO_SWAP_SERVER 16
-#define DHO_ROOT_PATH 17
-#define DHO_EXTENSIONS_PATH 18
-#define DHO_IP_FORWARDING 19
-#define DHO_NON_LOCAL_SOURCE_ROUTING 20
-#define DHO_POLICY_FILTER 21
-#define DHO_MAX_DGRAM_REASSEMBLY 22
-#define DHO_DEFAULT_IP_TTL 23
-#define DHO_PATH_MTU_AGING_TIMEOUT 24
-#define DHO_PATH_MTU_PLATEAU_TABLE 25
-#define DHO_INTERFACE_MTU 26
-#define DHO_ALL_SUBNETS_LOCAL 27
-#define DHO_BROADCAST_ADDRESS 28
-#define DHO_PERFORM_MASK_DISCOVERY 29
-#define DHO_MASK_SUPPLIER 30
-#define DHO_ROUTER_DISCOVERY 31
-#define DHO_ROUTER_SOLICITATION_ADDRESS 32
-#define DHO_STATIC_ROUTES 33
-#define DHO_TRAILER_ENCAPSULATION 34
-#define DHO_ARP_CACHE_TIMEOUT 35
-#define DHO_IEEE802_3_ENCAPSULATION 36
-#define DHO_DEFAULT_TCP_TTL 37
-#define DHO_TCP_KEEPALIVE_INTERVAL 38
-#define DHO_TCP_KEEPALIVE_GARBAGE 39
-#define DHO_NIS_DOMAIN 40
-#define DHO_NIS_SERVERS 41
-#define DHO_NTP_SERVERS 42
-#define DHO_VENDOR_ENCAPSULATED_OPTIONS 43
-#define DHO_NETBIOS_NAME_SERVERS 44
-#define DHO_NETBIOS_DD_SERVER 45
-#define DHO_NETBIOS_NODE_TYPE 46
-#define DHO_NETBIOS_SCOPE 47
-#define DHO_FONT_SERVERS 48
-#define DHO_X_DISPLAY_MANAGER 49
-#define DHO_DHCP_REQUESTED_ADDRESS 50
-#define DHO_DHCP_LEASE_TIME 51
-#define DHO_DHCP_OPTION_OVERLOAD 52
-#define DHO_DHCP_MESSAGE_TYPE 53
-#define DHO_DHCP_SERVER_IDENTIFIER 54
-#define DHO_DHCP_PARAMETER_REQUEST_LIST 55
-#define DHO_DHCP_MESSAGE 56
-#define DHO_DHCP_MAX_MESSAGE_SIZE 57
-#define DHO_DHCP_RENEWAL_TIME 58
-#define DHO_DHCP_REBINDING_TIME 59
-#define DHO_DHCP_CLASS_IDENTIFIER 60
-#define DHO_DHCP_CLIENT_IDENTIFIER 61
-#define DHO_DHCP_USER_CLASS_ID 77
-#define DHO_END 255
-
-/* DHCP message types. */
-#define DHCPDISCOVER 1
-#define DHCPOFFER 2
-#define DHCPREQUEST 3
-#define DHCPDECLINE 4
-#define DHCPACK 5
-#define DHCPNAK 6
-#define DHCPRELEASE 7
-#define DHCPINFORM 8
+++ /dev/null
-/* dhcpd.h
-
- Definitions for dhcpd... */
-
-/*
- * Copyright (c) 1995, 1996, 1997 The Internet Software Consortium.
- * All rights reserved.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions
- * are met:
- *
- * 1. Redistributions of source code must retain the above copyright
- * notice, this list of conditions and the following disclaimer.
- * 2. Redistributions in binary form must reproduce the above copyright
- * notice, this list of conditions and the following disclaimer in the
- * documentation and/or other materials provided with the distribution.
- * 3. Neither the name of The Internet Software Consortium nor the names
- * of its contributors may be used to endorse or promote products derived
- * from this software without specific prior written permission.
- *
- * THIS SOFTWARE IS PROVIDED BY THE INTERNET SOFTWARE CONSORTIUM AND
- * CONTRIBUTORS ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES,
- * INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
- * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
- * DISCLAIMED. IN NO EVENT SHALL THE INTERNET SOFTWARE CONSORTIUM OR
- * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
- * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
- * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
- * USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
- * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
- * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
- * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
- * SUCH DAMAGE.
- *
- * This software has been written for the Internet Software Consortium
- * by Ted Lemon <mellon@fugue.com> in cooperation with Vixie
- * Enterprises. To learn more about the Internet Software Consortium,
- * see ``http://www.vix.com/isc''. To learn more about Vixie
- * Enterprises, see ``http://www.vix.com''.
- */
-
-#include <sys/types.h>
-#include <netinet/in.h>
-#include <sys/socket.h>
-#include <arpa/inet.h>
-#include <netdb.h>
-#include <fcntl.h>
-#include <stdio.h>
-#include <unistd.h>
-#include <string.h>
-#include <stdlib.h>
-#include <sys/stat.h>
-#include <ctype.h>
-#include <time.h>
-
-#include "cdefs.h"
-#include "osdep.h"
-#include "dhcp.h"
-#include "tree.h"
-#include "hash.h"
-#include "inet.h"
-
-struct option_data {
- int len;
- u_int8_t *data;
-};
-
-struct string_list {
- struct string_list *next;
- char string [1];
-};
-
-/* A dhcp packet and the pointers to its option values. */
-struct packet {
- struct dhcp_packet *raw;
- int packet_length;
- int packet_type;
- int options_valid;
- int client_port;
- struct iaddr client_addr;
- struct interface_info *interface; /* Interface on which packet
- was received. */
- struct hardware *haddr; /* Physical link address
- of local sender (maybe gateway). */
- struct shared_network *shared_network;
- struct option_data options [256];
-};
-
-struct hardware {
- u_int8_t htype;
- u_int8_t hlen;
- u_int8_t haddr [16];
-};
-
-/* A dhcp lease declaration structure. */
-struct lease {
- struct lease *next;
- struct lease *prev;
- struct lease *n_uid, *n_hw;
- struct iaddr ip_addr;
- TIME starts, ends, timestamp;
- TIME offered_expiry;
- unsigned char *uid;
- int uid_len;
- char *hostname;
- struct host_decl *host;
- struct subnet *subnet;
- struct shared_network *shared_network;
- struct hardware hardware_addr;
- int state;
- int xid;
- int flags;
-# define STATIC_LEASE 1
-# define BOOTP_LEASE 2
-# define DYNAMIC_BOOTP_OK 4
-# define PERSISTENT_FLAGS (DYNAMIC_BOOTP_OK)
-# define EPHEMERAL_FLAGS (BOOTP_LEASE)
-};
-
-#define ROOT_GROUP 0
-#define HOST_DECL 1
-#define SHARED_NET_DECL 2
-#define SUBNET_DECL 3
-#define CLASS_DECL 4
-#define GROUP_DECL 5
-
-/* Possible modes in which discover_interfaces can run. */
-
-#define DISCOVER_RUNNING 0
-#define DISCOVER_SERVER 1
-#define DISCOVER_UNCONFIGURED 2
-#define DISCOVER_RELAY 3
-
-/* Group of declarations that share common parameters. */
-struct group {
- struct group *next;
-
- struct subnet *subnet;
- struct shared_network *shared_network;
-
- TIME default_lease_time;
- TIME max_lease_time;
- TIME bootp_lease_cutoff;
- TIME bootp_lease_length;
-
- char *filename;
- char *server_name;
- struct iaddr next_server;
-
- int boot_unknown_clients;
- int dynamic_bootp;
- int allow_bootp;
- int allow_booting;
- int one_lease_per_client;
- int get_lease_hostnames;
- int use_host_decl_names;
-
- struct tree_cache *options [256];
-};
-
-/* A dhcp host declaration structure. */
-struct host_decl {
- struct host_decl *n_ipaddr;
- char *name;
- struct hardware interface;
- struct tree_cache *fixed_addr;
- struct group *group;
-};
-
-struct shared_network {
- struct shared_network *next;
- char *name;
- struct subnet *subnets;
- struct interface_info *interface;
- struct lease *leases;
- struct lease *insertion_point;
- struct lease *last_lease;
-
- struct group *group;
-};
-
-struct subnet {
- struct subnet *next_subnet;
- struct subnet *next_sibling;
- struct shared_network *shared_network;
- struct interface_info *interface;
- struct iaddr interface_address;
- struct iaddr net;
- struct iaddr netmask;
-
- struct group *group;
-};
-
-struct class {
- char *name;
-
- struct group *group;
-};
-
-/* DHCP client lease structure... */
-struct client_lease {
- struct client_lease *next; /* Next lease in list. */
- TIME expiry, renewal, rebind; /* Lease timeouts. */
- struct iaddr address; /* Address being leased. */
- char *server_name; /* Name of boot server. */
- char *filename; /* Name of file we're supposed to boot. */
- struct string_list *medium; /* Network medium. */
-
- int is_static; /* If nonzero, lease came from config file. */
-
- struct option_data options [256]; /* Options supplied with lease. */
-};
-
-/* Possible states in which the client can be. */
-enum dhcp_state {
- S_INIT,
- S_SELECTING,
- S_REQUESTING,
- S_BOUND,
- S_RENEWING,
- S_REBINDING
-};
-
-/* Configuration information from the config file... */
-struct client_config {
- struct option_data defaults [256]; /* Default values for options. */
- struct option_data send_options [256]; /* Send these to server. */
- u_int8_t required_options [256]; /* Options server must supply. */
- u_int8_t requested_options [256]; /* Options to request from server. */
- int requested_option_count; /* Number of requested options. */
- TIME timeout; /* Start to panic if we don't get a
- lease in this time period when
- SELECTING. */
- TIME retry_interval; /* If the protocol failed to produce
- an address before the timeout,
- try the protocol again after this
- many seconds. */
- TIME select_interval; /* Wait this many seconds from the
- first DHCPDISCOVER before
- picking an offered lease. */
- struct string_list *media; /* Possible network media values. */
- char *script_name; /* Name of config script. */
- enum { IGNORE, ACCEPT, PREFER } bootp_policy;
- /* Ignore, accept or prefer BOOTP
- responses. */
- struct string_list *medium; /* Current network medium. */
-};
-
-/* Per-interface state used in the dhcp client... */
-struct client_state {
- struct client_lease *active; /* Currently active lease. */
- struct client_lease *new; /* New lease. */
- struct client_lease *offered_leases; /* Leases offered to us. */
- struct client_lease *leases; /* Leases we currently hold. */
- struct client_lease *alias; /* Alias lease. */
-
- enum dhcp_state state; /* Current state for this interface. */
- struct iaddr destination; /* Where to send packet. */
- u_int32_t xid; /* Transaction ID. */
- TIME first_sending; /* When was first copy sent? */
- TIME interval; /* What's the current resend interval? */
- struct string_list *medium; /* Last media type tried. */
-
- struct dhcp_packet packet; /* Outgoing DHCP packet. */
- int packet_length; /* Actual length of generated packet. */
-
- struct iaddr requested_address; /* Address we would like to get. */
-
- struct client_config *config; /* Information from config file. */
-};
-
-/* Information about each network interface. */
-
-struct interface_info {
- struct interface_info *next; /* Next interface in list... */
- struct shared_network *shared_network;
- /* Networks connected to this interface. */
- struct hardware hw_address; /* Its physical address. */
- struct in_addr primary_address; /* Primary interface address. */
- char name [IFNAMSIZ]; /* Its name... */
- int rfdesc; /* Its read file descriptor. */
- int wfdesc; /* Its write file descriptor, if
- different. */
- unsigned char *rbuf; /* Read buffer, if required. */
- size_t rbuf_max; /* Size of read buffer. */
- size_t rbuf_offset; /* Current offset into buffer. */
- size_t rbuf_len; /* Length of data in buffer. */
-
- struct ifreq *ifp; /* Pointer to ifreq struct. */
- u_int32_t flags; /* Control flags... */
-#define INTERFACE_REQUESTED 1
-
- /* Only used by DHCP client code. */
- struct client_state *client;
-};
-
-struct hardware_link {
- struct hardware_link *next;
- char name [IFNAMSIZ];
- struct hardware address;
-};
-
-struct timeout {
- struct timeout *next;
- TIME when;
- void (*func)(struct interface_info *);
- struct interface_info *interface;
-};
-
-/* Bitmask of dhcp option codes. */
-typedef unsigned char option_mask [16];
-
-/* DHCP Option mask manipulation macros... */
-#define OPTION_ZERO(mask) (memset (mask, 0, 16))
-#define OPTION_SET(mask, bit) (mask [bit >> 8] |= (1 << (bit & 7)))
-#define OPTION_CLR(mask, bit) (mask [bit >> 8] &= ~(1 << (bit & 7)))
-#define OPTION_ISSET(mask, bit) (mask [bit >> 8] & (1 << (bit & 7)))
-#define OPTION_ISCLR(mask, bit) (!OPTION_ISSET (mask, bit))
-
-/* An option occupies its length plus two header bytes (code and
- length) for every 255 bytes that must be stored. */
-#define OPTION_SPACE(x) ((x) + 2 * ((x) / 255 + 1))
-
-/* Default path to dhcpd config file. */
-#ifdef DEBUG
-#undef _PATH_DHCPD_CONF
-#define _PATH_DHCPD_CONF "dhcpd.conf"
-#undef _PATH_DHCPD_DB
-#define _PATH_DHCPD_DB "dhcpd.leases"
-#else
-#ifndef _PATH_DHCPD_CONF
-#define _PATH_DHCPD_CONF "/etc/dhcpd.conf"
-#endif
-
-#ifndef _PATH_DHCPD_DB
-#define _PATH_DHCPD_DB "/etc/dhcpd.leases"
-#endif
-
-#ifndef _PATH_DHCPD_PID
-#define _PATH_DHCPD_PID "/var/run/dhcpd.pid"
-#endif
-#endif
-
-#ifndef _PATH_DHCLIENT_CONF
-#define _PATH_DHCLIENT_CONF "/etc/dhclient.conf"
-#endif
-
-#ifndef _PATH_DHCLIENT_PID
-#define _PATH_DHCLIENT_PID "/var/run/dhclient.pid"
-#endif
-
-#ifndef _PATH_DHCLIENT_DB
-#define _PATH_DHCLIENT_DB "/etc/dhclient.leases"
-#endif
-
-
-#ifndef DHCPD_LOG_FACILITY
-#define DHCPD_LOG_FACILITY LOG_DAEMON
-#endif
-
-#define MAX_TIME 0x7fffffff
-#define MIN_TIME 0
-
-/* External definitions... */
-
-/* options.c */
-
-void parse_options PROTO ((struct packet *));
-void parse_option_buffer PROTO ((struct packet *, unsigned char *, int));
-int cons_options PROTO ((struct packet *, struct dhcp_packet *,
- struct tree_cache **, int, int));
-int store_options PROTO ((unsigned char *, int, struct tree_cache **,
- unsigned char *, int, int, int, int));
-char *pretty_print_option PROTO ((unsigned char, unsigned char *, int, int));
-
-/* errwarn.c */
-extern int warnings_occurred;
-void error PROTO ((char *, ...));
-int warn PROTO ((char *, ...));
-int note PROTO ((char *, ...));
-int debug PROTO ((char *, ...));
-int parse_warn PROTO ((char *, ...));
-
-/* dhcpd.c */
-extern TIME cur_time;
-extern struct group root_group;
-
-extern u_int16_t local_port;
-extern u_int16_t remote_port;
-extern int log_priority;
-extern int log_perror;
-
-#ifdef USE_FALLBACK
-extern struct interface_info fallback_interface;
-#endif
-
-extern char *path_dhcpd_conf;
-extern char *path_dhcpd_db;
-extern char *path_dhcpd_pid;
-
-int main PROTO ((int, char **, char **));
-void cleanup PROTO ((void));
-
-/* conflex.c */
-extern int lexline, lexchar;
-extern char *token_line, *tlname;
-extern char comments [4096];
-extern int comment_index;
-void new_parse PROTO ((char *));
-int next_token PROTO ((char **, FILE *));
-int peek_token PROTO ((char **, FILE *));
-
-/* confpars.c */
-int readconf PROTO ((void));
-void read_leases PROTO ((void));
-int parse_statement PROTO ((FILE *,
- struct group *, int, struct host_decl *, int));
-void parse_allow_deny PROTO ((FILE *, struct group *, int));
-void skip_to_semi PROTO ((FILE *));
-int parse_boolean PROTO ((FILE *));
-int parse_semi PROTO ((FILE *));
-int parse_lbrace PROTO ((FILE *));
-void parse_host_declaration PROTO ((FILE *, struct group *));
-char *parse_host_name PROTO ((FILE *));
-void parse_class_declaration PROTO ((FILE *, struct group *, int));
-void parse_lease_time PROTO ((FILE *, TIME *));
-void parse_shared_net_declaration PROTO ((FILE *, struct group *));
-void parse_subnet_declaration PROTO ((FILE *, struct shared_network *));
-void parse_group_declaration PROTO ((FILE *, struct group *));
-void parse_hardware_param PROTO ((FILE *, struct hardware *));
-char *parse_string PROTO ((FILE *));
-struct tree *parse_ip_addr_or_hostname PROTO ((FILE *, int));
-struct tree_cache *parse_fixed_addr_param PROTO ((FILE *));
-void parse_option_param PROTO ((FILE *, struct group *));
-TIME parse_timestamp PROTO ((FILE *));
-struct lease *parse_lease_declaration PROTO ((FILE *));
-void parse_address_range PROTO ((FILE *, struct subnet *));
-TIME parse_date PROTO ((FILE *));
-unsigned char *parse_numeric_aggregate PROTO ((FILE *,
- unsigned char *, int *,
- int, int, int));
-void convert_num PROTO ((unsigned char *, char *, int, int));
-
-/* tree.c */
-pair cons PROTO ((caddr_t, pair));
-struct tree_cache *tree_cache PROTO ((struct tree *));
-struct tree *tree_host_lookup PROTO ((char *));
-struct dns_host_entry *enter_dns_host PROTO ((char *));
-struct tree *tree_const PROTO ((unsigned char *, int));
-struct tree *tree_concat PROTO ((struct tree *, struct tree *));
-struct tree *tree_limit PROTO ((struct tree *, int));
-int tree_evaluate PROTO ((struct tree_cache *));
-
-/* dhcp.c */
-void dhcp PROTO ((struct packet *));
-void dhcpdiscover PROTO ((struct packet *));
-void dhcprequest PROTO ((struct packet *));
-void dhcprelease PROTO ((struct packet *));
-void dhcpdecline PROTO ((struct packet *));
-void dhcpinform PROTO ((struct packet *));
-void nak_lease PROTO ((struct packet *, struct iaddr *cip));
-void ack_lease PROTO ((struct packet *, struct lease *, unsigned char, TIME));
-struct lease *find_lease PROTO ((struct packet *, struct shared_network *));
-struct lease *mockup_lease PROTO ((struct packet *,
- struct shared_network *,
- struct host_decl *));
-
-/* bootp.c */
-void bootp PROTO ((struct packet *));
-
-/* memory.c */
-void enter_host PROTO ((struct host_decl *));
-struct host_decl *find_hosts_by_haddr PROTO ((int, unsigned char *, int));
-struct host_decl *find_hosts_by_uid PROTO ((unsigned char *, int));
-struct subnet *find_host_for_network PROTO ((struct host_decl **,
- struct iaddr *,
- struct shared_network *));
-void new_address_range PROTO ((struct iaddr, struct iaddr,
- struct subnet *, int));
-extern struct subnet *find_grouped_subnet PROTO ((struct shared_network *,
- struct iaddr));
-extern struct subnet *find_subnet PROTO ((struct iaddr));
-void enter_shared_network PROTO ((struct shared_network *));
-void enter_subnet PROTO ((struct subnet *));
-void enter_lease PROTO ((struct lease *));
-int supersede_lease PROTO ((struct lease *, struct lease *, int));
-void release_lease PROTO ((struct lease *));
-void abandon_lease PROTO ((struct lease *));
-struct lease *find_lease_by_uid PROTO ((unsigned char *, int));
-struct lease *find_lease_by_hw_addr PROTO ((unsigned char *, int));
-struct lease *find_lease_by_ip_addr PROTO ((struct iaddr));
-void uid_hash_add PROTO ((struct lease *));
-void uid_hash_delete PROTO ((struct lease *));
-void hw_hash_add PROTO ((struct lease *));
-void hw_hash_delete PROTO ((struct lease *));
-struct class *add_class PROTO ((int, char *));
-struct class *find_class PROTO ((int, char *, int));
-struct group *clone_group PROTO ((struct group *, char *));
-void write_leases PROTO ((void));
-void dump_subnets PROTO ((void));
-
-/* alloc.c */
-VOIDPTR dmalloc PROTO ((int, char *));
-void dfree PROTO ((VOIDPTR, char *));
-struct packet *new_packet PROTO ((char *));
-struct dhcp_packet *new_dhcp_packet PROTO ((char *));
-struct tree *new_tree PROTO ((char *));
-struct tree_cache *new_tree_cache PROTO ((char *));
-struct hash_table *new_hash_table PROTO ((int, char *));
-struct hash_bucket *new_hash_bucket PROTO ((char *));
-struct lease *new_lease PROTO ((char *));
-struct lease *new_leases PROTO ((int, char *));
-struct subnet *new_subnet PROTO ((char *));
-struct class *new_class PROTO ((char *));
-struct shared_network *new_shared_network PROTO ((char *));
-struct group *new_group PROTO ((char *));
-void free_group PROTO ((struct group *, char *));
-void free_shared_network PROTO ((struct shared_network *, char *));
-void free_class PROTO ((struct class *, char *));
-void free_subnet PROTO ((struct subnet *, char *));
-void free_lease PROTO ((struct lease *, char *));
-void free_hash_bucket PROTO ((struct hash_bucket *, char *));
-void free_hash_table PROTO ((struct hash_table *, char *));
-void free_tree_cache PROTO ((struct tree_cache *, char *));
-void free_packet PROTO ((struct packet *, char *));
-void free_dhcp_packet PROTO ((struct dhcp_packet *, char *));
-void free_tree PROTO ((struct tree *, char *));
-
-/* print.c */
-char *print_hw_addr PROTO ((int, int, unsigned char *));
-void print_lease PROTO ((struct lease *));
-void dump_raw PROTO ((unsigned char *, int));
-void dump_packet PROTO ((struct packet *));
-void hash_dump PROTO ((struct hash_table *));
-
-/* socket.c */
-#if defined (USE_SOCKET_SEND) || defined (USE_SOCKET_RECEIVE) \
- || defined (USE_SOCKET_FALLBACK)
-int if_register_socket PROTO ((struct interface_info *));
-#endif
-
-#ifdef USE_SOCKET_FALLBACK
-void if_reinitialize_fallback PROTO ((struct interface_info *));
-void if_register_fallback PROTO ((struct interface_info *));
-size_t send_fallback PROTO ((struct interface_info *,
- struct packet *, struct dhcp_packet *, size_t,
- struct in_addr,
- struct sockaddr_in *, struct hardware *));
-size_t fallback_discard PROTO ((struct interface_info *));
-#endif
-
-#ifdef USE_SOCKET_SEND
-void if_reinitialize_send PROTO ((struct interface_info *));
-void if_register_send PROTO ((struct interface_info *));
-size_t send_packet PROTO ((struct interface_info *,
- struct packet *, struct dhcp_packet *, size_t,
- struct in_addr,
- struct sockaddr_in *, struct hardware *));
-#endif
-#ifdef USE_SOCKET_RECEIVE
-void if_reinitialize_receive PROTO ((struct interface_info *));
-void if_register_receive PROTO ((struct interface_info *));
-size_t receive_packet PROTO ((struct interface_info *,
- unsigned char *, size_t,
- struct sockaddr_in *, struct hardware *));
-#endif
-#if defined (USE_SOCKET_SEND) && !defined (USE_SOCKET_FALLBACK)
-void if_enable PROTO ((struct interface_info *));
-#endif
-
-/* bpf.c */
-#if defined (USE_BPF_SEND) || defined (USE_BPF_RECEIVE)
-int if_register_bpf PROTO ( (struct interface_info *));
-#endif
-#ifdef USE_BPF_SEND
-void if_reinitialize_send PROTO ((struct interface_info *));
-void if_register_send PROTO ((struct interface_info *));
-size_t send_packet PROTO ((struct interface_info *,
- struct packet *, struct dhcp_packet *, size_t,
- struct in_addr,
- struct sockaddr_in *, struct hardware *));
-#endif
-#ifdef USE_BPF_RECEIVE
-void if_reinitialize_receive PROTO ((struct interface_info *));
-void if_register_receive PROTO ((struct interface_info *));
-size_t receive_packet PROTO ((struct interface_info *,
- unsigned char *, size_t,
- struct sockaddr_in *, struct hardware *));
-#endif
-#if defined (USE_BPF_SEND)
-void if_enable PROTO ((struct interface_info *));
-#endif
-
-/* nit.c */
-#if defined (USE_NIT_SEND) || defined (USE_NIT_RECEIVE)
-int if_register_nit PROTO ( (struct interface_info *));
-#endif
-
-#ifdef USE_NIT_SEND
-void if_reinitialize_send PROTO ((struct interface_info *));
-void if_register_send PROTO ((struct interface_info *));
-size_t send_packet PROTO ((struct interface_info *,
- struct packet *, struct dhcp_packet *, size_t,
- struct in_addr,
- struct sockaddr_in *, struct hardware *));
-#endif
-#ifdef USE_NIT_RECEIVE
-void if_reinitialize_receive PROTO ((struct interface_info *));
-void if_register_receive PROTO ((struct interface_info *));
-size_t receive_packet PROTO ((struct interface_info *,
- unsigned char *, size_t,
- struct sockaddr_in *, struct hardware *));
-#endif
-#if defined (USE_BPF_SEND)
-void if_enable PROTO ((struct interface_info *));
-#endif
-
-/* raw.c */
-#ifdef USE_RAW_SEND
-void if_reinitialize_send PROTO ((struct interface_info *));
-void if_register_send PROTO ((struct interface_info *));
-size_t send_packet PROTO ((struct interface_info *,
- struct packet *, struct dhcp_packet *, size_t,
- struct in_addr,
- struct sockaddr_in *, struct hardware *));
-#endif
-
-/* dispatch.c */
-extern struct interface_info *interfaces, *dummy_interfaces;
-extern struct timeout *timeouts;
-void discover_interfaces PROTO ((int));
-void reinitialize_interfaces PROTO ((void));
-void dispatch PROTO ((int));
-void do_packet PROTO ((struct interface_info *,
- unsigned char *, int,
- unsigned short, struct iaddr, struct hardware *));
-int locate_network PROTO ((struct packet *));
-void add_timeout PROTO ((TIME, void (*) (struct interface_info *),
- struct interface_info *));
-void cancel_timeout PROTO ((void (*) (struct interface_info *),
- struct interface_info *));
-
-/* hash.c */
-struct hash_table *new_hash PROTO ((void));
-void add_hash PROTO ((struct hash_table *, char *, int, unsigned char *));
-void delete_hash_entry PROTO ((struct hash_table *, char *, int));
-unsigned char *hash_lookup PROTO ((struct hash_table *, char *, int));
-
-/* tables.c */
-extern struct option dhcp_options [256];
-extern unsigned char dhcp_option_default_priority_list [];
-extern int sizeof_dhcp_option_default_priority_list;
-extern char *hardware_types [256];
-extern struct hash_table universe_hash;
-extern struct universe dhcp_universe;
-void initialize_universes PROTO ((void));
-
-/* convert.c */
-u_int32_t getULong PROTO ((unsigned char *));
-int32_t getLong PROTO ((unsigned char *));
-u_int16_t getUShort PROTO ((unsigned char *));
-int16_t getShort PROTO ((unsigned char *));
-void putULong PROTO ((unsigned char *, u_int32_t));
-void putLong PROTO ((unsigned char *, int32_t));
-void putUShort PROTO ((unsigned char *, u_int16_t));
-void putShort PROTO ((unsigned char *, int16_t));
-
-/* inet.c */
-struct iaddr subnet_number PROTO ((struct iaddr, struct iaddr));
-struct iaddr ip_addr PROTO ((struct iaddr, struct iaddr, u_int32_t));
-u_int32_t host_addr PROTO ((struct iaddr, struct iaddr));
-int addr_eq PROTO ((struct iaddr, struct iaddr));
-char *piaddr PROTO ((struct iaddr));
-
-/* dhclient.c */
-extern char *path_dhclient_conf;
-extern char *path_dhclient_db;
-extern char *path_dhclient_pid;
-
-extern struct client_config top_level_config;
-
-void dhcpoffer PROTO ((struct packet *));
-void dhcpack PROTO ((struct packet *));
-void dhcpnak PROTO ((struct packet *));
-
-void send_discover PROTO ((struct interface_info *));
-void send_request PROTO ((struct interface_info *));
-void send_release PROTO ((struct interface_info *));
-void send_decline PROTO ((struct interface_info *));
-
-void state_init PROTO ((struct interface_info *));
-void state_selecting PROTO ((struct interface_info *));
-void state_requesting PROTO ((struct interface_info *));
-void state_bound PROTO ((struct interface_info *));
-void state_panic PROTO ((struct interface_info *));
-
-void make_discover PROTO ((struct interface_info *, struct client_lease *));
-void make_request PROTO ((struct interface_info *, struct client_lease *));
-void make_decline PROTO ((struct interface_info *, struct client_lease *));
-void make_release PROTO ((struct interface_info *, struct client_lease *));
-
-void free_client_lease PROTO ((struct client_lease *));
-void rewrite_client_leases PROTO ((void));
-void write_client_lease PROTO ((struct interface_info *,
- struct client_lease *));
-char *dhcp_option_ev_name PROTO ((struct option *));
-
-void script_init PROTO ((struct interface_info *, char *,
- struct string_list *));
-void script_write_params PROTO ((struct interface_info *,
- char *, struct client_lease *));
-int script_go PROTO ((struct interface_info *));
-
-struct client_lease *packet_to_lease PROTO ((struct packet *));
-void go_daemon PROTO ((void));
-
-/* db.c */
-int write_lease PROTO ((struct lease *));
-int commit_leases PROTO ((void));
-void db_startup PROTO ((void));
-void new_lease_file PROTO ((void));
-
-/* packet.c */
-void assemble_hw_header PROTO ((struct interface_info *, unsigned char *,
- int *, struct hardware *));
-void assemble_udp_ip_header PROTO ((struct interface_info *, unsigned char *,
- int *, u_int32_t, u_int32_t, u_int16_t,
- unsigned char *, int));
-size_t decode_hw_header PROTO ((struct interface_info *, unsigned char *,
- int, struct hardware *));
-size_t decode_udp_ip_header PROTO ((struct interface_info *, unsigned char *,
- int, struct sockaddr_in *,
- unsigned char *, int));
-
-/* dhxpxlt.c */
-void convert_statement PROTO ((FILE *));
-void convert_host_statement PROTO ((FILE *, jrefproto));
-void convert_host_name PROTO ((FILE *, jrefproto));
-void convert_class_statement PROTO ((FILE *, jrefproto, int));
-void convert_class_decl PROTO ((FILE *, jrefproto));
-void convert_lease_time PROTO ((FILE *, jrefproto, char *));
-void convert_shared_net_statement PROTO ((FILE *, jrefproto));
-void convert_subnet_statement PROTO ((FILE *, jrefproto));
-void convert_subnet_decl PROTO ((FILE *, jrefproto));
-void convert_host_decl PROTO ((FILE *, jrefproto));
-void convert_hardware_decl PROTO ((FILE *, jrefproto));
-void convert_hardware_addr PROTO ((FILE *, jrefproto));
-void convert_filename_decl PROTO ((FILE *, jrefproto));
-void convert_servername_decl PROTO ((FILE *, jrefproto));
-void convert_ip_addr_or_hostname PROTO ((FILE *, jrefproto, int));
-void convert_fixed_addr_decl PROTO ((FILE *, jrefproto));
-void convert_option_decl PROTO ((FILE *, jrefproto));
-void convert_timestamp PROTO ((FILE *, jrefproto));
-void convert_lease_statement PROTO ((FILE *, jrefproto));
-void convert_address_range PROTO ((FILE *, jrefproto));
-void convert_date PROTO ((FILE *, jrefproto, char *));
-void convert_numeric_aggregate PROTO ((FILE *, jrefproto, int, int, int, int));
-void indent PROTO ((int));
-
-/* route.c */
-void add_route_direct PROTO ((struct interface_info *, struct in_addr));
-void add_route_net PROTO ((struct interface_info *, struct in_addr,
- struct in_addr));
-void add_route_default_gateway PROTO ((struct interface_info *,
- struct in_addr));
-void remove_routes PROTO ((struct in_addr));
-void remove_if_route PROTO ((struct interface_info *, struct in_addr));
-void remove_all_if_routes PROTO ((struct interface_info *));
-void set_netmask PROTO ((struct interface_info *, struct in_addr));
-void set_broadcast_addr PROTO ((struct interface_info *, struct in_addr));
-void set_ip_address PROTO ((struct interface_info *, struct in_addr));
-
-/* clparse.c */
-int read_client_conf PROTO ((void));
-void read_client_leases PROTO ((void));
-void parse_client_statement PROTO ((FILE *, struct interface_info *,
- struct client_config *));
-int parse_X PROTO ((FILE *, u_int8_t *, int));
-int parse_option_list PROTO ((FILE *, u_int8_t *));
-void parse_interface_declaration PROTO ((FILE *, struct client_config *));
-struct interface_info *interface_or_dummy PROTO ((char *));
-void make_client_state PROTO ((struct interface_info *));
-void make_client_config PROTO ((struct interface_info *,
- struct client_config *));
-void parse_client_lease_statement PROTO ((FILE *, int));
-void parse_client_lease_declaration PROTO ((FILE *, struct client_lease *,
- struct interface_info **));
-void parse_ip_addr PROTO ((FILE *, struct iaddr *));
-void parse_option_decl PROTO ((FILE *, struct option_data *));
-void parse_string_list PROTO ((FILE *, struct string_list **, int));
-
-/* dhcrelay.c */
-void relay PROTO ((struct interface_info *, struct dhcp_packet *, int));
projects / thirdparty / dhcp.git / commitdiff
