diff options
Diffstat (limited to 'sbin/dhclient/dhcpd.h')
| -rw-r--r-- | sbin/dhclient/dhcpd.h | 255 |
1 files changed, 0 insertions, 255 deletions
diff --git a/sbin/dhclient/dhcpd.h b/sbin/dhclient/dhcpd.h deleted file mode 100644 index f0dd252fe45..00000000000 --- a/sbin/dhclient/dhcpd.h +++ /dev/null @@ -1,255 +0,0 @@ -/* $OpenBSD: dhcpd.h,v 1.299 2021/03/28 16:23:05 krw Exp $ */ - -/* - * Copyright (c) 2004 Henning Brauer <henning@openbsd.org> - * Copyright (c) 1995, 1996, 1997, 1998, 1999 - * 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 LOCAL_PORT 68 -#define REMOTE_PORT 67 -#define TERMINATE 1 -#define RESTART 2 -#define DB_TIMEFMT "%w %Y/%m/%d %T UTC" -#define RT_BUF_SIZE 2048 - -struct option_data { - unsigned int len; - uint8_t *data; -}; - -struct reject_elem { - TAILQ_ENTRY(reject_elem) next; - struct in_addr addr; -}; - -struct client_lease { - TAILQ_ENTRY(client_lease) next; - time_t epoch; - struct in_addr address; - struct in_addr next_server; - char *server_name; - char *filename; - char ssid[32]; - uint8_t ssid_len; - struct option_data options[DHO_COUNT]; -}; -#define BOOTP_LEASE(l) ((l)->options[DHO_DHCP_MESSAGE_TYPE].len == 0) - -/* Possible states in which the client can be. */ -enum dhcp_state { - S_PREBOOT, - S_REBOOTING, - S_INIT, - S_SELECTING, - S_REQUESTING, - S_BOUND, - S_RENEWING -}; - -enum actions { - ACTION_USELEASE, - ACTION_DEFAULT, - ACTION_SUPERSEDE, - ACTION_PREPEND, - ACTION_APPEND, - ACTION_IGNORE -}; - -TAILQ_HEAD(client_lease_tq, client_lease); - -struct client_config { - struct option_data defaults[DHO_COUNT]; - enum actions default_actions[DHO_COUNT]; - struct in_addr address; - struct in_addr next_server; - struct option_data send_options[DHO_COUNT]; - uint8_t required_options[DHO_COUNT]; - uint8_t requested_options[DHO_COUNT]; - int requested_option_count; - int required_option_count; - time_t offer_interval; - time_t initial_interval; - time_t link_interval; - time_t retry_interval; - time_t select_interval; - time_t reboot_interval; - time_t backoff_cutoff; - TAILQ_HEAD(, reject_elem) reject_list; - char *filename; - char *server_name; -}; - - -struct interface_info { - struct ether_addr hw_address; - char name[IFNAMSIZ]; - char ssid[32]; - uint8_t ssid_len; - int bpffd; /* bpf - reading & broadcast writing*/ - int udpfd; /* udp - unicast writing */ - unsigned char *rbuf; - size_t rbuf_max; - int errors; - uint16_t index; - int link_state; - int rdomain; - int flags; -#define IFI_IN_CHARGE 0x01 - uint32_t mtu; - struct dhcp_packet recv_packet; - struct dhcp_packet sent_packet; - int sent_packet_length; - uint32_t xid; - struct timespec timeout; - struct timespec reboot_timeout; - struct timespec expiry; - struct timespec rebind; - struct timespec renew; - void (*timeout_func)(struct interface_info *); - uint16_t secs; - struct timespec first_sending; - struct timespec link_timeout; - struct timespec offer_timeout; - struct timespec select_timeout; - enum dhcp_state state; - struct in_addr destination; - time_t interval; - struct in_addr requested_address; - struct client_lease *active; - struct client_lease *offer; - char *offer_src; - struct proposal *configured; - struct unwind_info *unwind_info; - struct client_lease_tq lease_db; -}; - -#define _PATH_DHCLIENT_CONF "/etc/dhclient.conf" -#define _PATH_LEASE_DB "/var/db/dhclient.leases" - -/* options.c */ -int pack_options(unsigned char *, int, - struct option_data *); -struct option_data *unpack_options(struct dhcp_packet *); -char *pretty_print_option(unsigned int, struct option_data *, - int); -char *pretty_print_string(unsigned char *, size_t, int); -char *code_to_name(int); -char *code_to_format(int); -int code_to_action(int, int); -int name_to_code(char *); -void merge_option_data(char *, struct option_data *, - struct option_data *, struct option_data *); - -/* conflex.c */ -extern int lexline, lexchar; -extern char *token_line, *tlname; - -void new_parse(char *); -int next_token(char **, FILE *); -int peek_token(char **, FILE *); - -/* parse.c */ -void skip_to_semi(FILE *); -int parse_semi(FILE *); -int parse_string(FILE *, char **); -int parse_ip_addr(FILE *, struct in_addr *); -int parse_cidr(FILE *, unsigned char *); -int parse_number(FILE *, long long *, long long, long long); -int parse_boolean(FILE *, unsigned char *); -void parse_warn(char *); - -/* bpf.c */ -int get_bpf_sock(char *); -int get_udp_sock(int); -int configure_bpf_sock(int); -ssize_t send_packet(struct interface_info *, struct in_addr, - struct in_addr, const char *); -ssize_t receive_packet(unsigned char *, unsigned char *, - struct sockaddr_in *, struct ether_addr *, struct dhcp_packet *); - -/* dispatch.c */ -void dispatch(struct interface_info *, int); -void set_timeout( struct interface_info *, time_t, - void (*)(struct interface_info *)); -void cancel_timeout(struct interface_info *); - -/* dhclient.c */ -extern char *path_dhclient_conf; -extern char *path_lease_db; -extern char *log_procname; -extern struct client_config *config; -extern struct imsgbuf *unpriv_ibuf; -extern int quit; -extern int cmd_opts; -#define OPT_NOACTION 0x01 -#define OPT_VERBOSE 0x02 -#define OPT_FOREGROUND 0x04 -#define OPT_RELEASE 0x08 - -void dhcpoffer(struct interface_info *, struct option_data *, - const char *); -void dhcpack(struct interface_info *, struct option_data *, - const char *); -void dhcpnak(struct interface_info *, const char *); -void bootreply(struct interface_info *, struct option_data *, - const char *); -void free_client_lease(struct client_lease *); -void routefd_handler(struct interface_info *, int); -void state_preboot(struct interface_info *); -char *rfc1035_as_string(unsigned char *, size_t); - -/* packet.c */ -void assemble_eh_header(struct ether_addr, struct ether_header *); -ssize_t decode_udp_ip_header(unsigned char *, uint32_t, - struct sockaddr_in *); -uint32_t checksum(unsigned char *, uint32_t, uint32_t); -uint32_t wrapsum(uint32_t); - -/* clparse.c */ -void init_config(void); -void read_conf(char *, uint8_t *, struct ether_addr *); -void read_lease_db(struct client_lease_tq *); - -/* kroute.c */ -unsigned int extract_route(uint8_t *, unsigned int, in_addr_t *, - in_addr_t *, in_addr_t *); -void write_resolv_conf(void); - -void propose(struct proposal *); -void revoke_proposal(struct proposal *); - -void tell_unwind(struct unwind_info *, int); |