143 lines
3.3 KiB
C
143 lines
3.3 KiB
C
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/* $FreeBSD$ */
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/*
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* Copyright (C) 2012 by Darren Reed.
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*
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* See the IPFILTER.LICENCE file for details on licencing.
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*
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* @(#)ip_fil.h 1.35 6/5/96
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* $Id$
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*/
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typedef struct ipmon_msg_s {
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int imm_msglen;
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char *imm_msg;
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int imm_dsize;
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void *imm_data;
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time_t imm_when;
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int imm_loglevel;
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} ipmon_msg_t;
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typedef void (*ims_destroy_func_t)(void *);
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typedef void *(*ims_dup_func_t)(void *);
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typedef int (*ims_match_func_t)(void *, void *);
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typedef void *(*ims_parse_func_t)(char **);
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typedef void (*ims_print_func_t)(void *);
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typedef int (*ims_store_func_t)(void *, ipmon_msg_t *);
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typedef struct ipmon_saver_s {
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char *ims_name;
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ims_destroy_func_t ims_destroy;
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ims_dup_func_t ims_dup;
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ims_match_func_t ims_match;
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ims_parse_func_t ims_parse;
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ims_print_func_t ims_print;
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ims_store_func_t ims_store;
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} ipmon_saver_t;
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typedef struct ipmon_saver_int_s {
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struct ipmon_saver_int_s *imsi_next;
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ipmon_saver_t *imsi_stor;
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void *imsi_handle;
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} ipmon_saver_int_t;
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typedef struct ipmon_doing_s {
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struct ipmon_doing_s *ipmd_next;
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void *ipmd_token;
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ipmon_saver_t *ipmd_saver;
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/*
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* ipmd_store is "cached" in this structure to avoid a double
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* deref when doing saves....
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*/
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int (*ipmd_store)(void *, ipmon_msg_t *);
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} ipmon_doing_t;
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typedef struct ipmon_action {
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struct ipmon_action *ac_next;
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int ac_mflag; /* collection of things to compare */
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int ac_dflag; /* flags to compliment the doing fields */
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int ac_logpri;
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int ac_direction;
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char ac_group[FR_GROUPLEN];
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char ac_nattag[16];
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u_32_t ac_logtag;
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int ac_type; /* nat/state/ipf */
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int ac_proto;
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int ac_rule;
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int ac_packet;
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int ac_second;
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int ac_result;
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u_32_t ac_sip;
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u_32_t ac_smsk;
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u_32_t ac_dip;
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u_32_t ac_dmsk;
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u_short ac_sport;
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u_short ac_dport;
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char *ac_iface;
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/*
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* used with ac_packet/ac_second
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*/
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struct timeval ac_last;
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int ac_pktcnt;
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/*
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* What to do with matches
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*/
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ipmon_doing_t *ac_doing;
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} ipmon_action_t;
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#define ac_lastsec ac_last.tv_sec
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#define ac_lastusec ac_last.tv_usec
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/*
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* Flags indicating what fields to do matching upon (ac_mflag).
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*/
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#define IPMAC_DIRECTION 0x0001
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#define IPMAC_DSTIP 0x0002
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#define IPMAC_DSTPORT 0x0004
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#define IPMAC_EVERY 0x0008
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#define IPMAC_GROUP 0x0010
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#define IPMAC_INTERFACE 0x0020
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#define IPMAC_LOGTAG 0x0040
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#define IPMAC_NATTAG 0x0080
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#define IPMAC_PROTOCOL 0x0100
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#define IPMAC_RESULT 0x0200
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#define IPMAC_RULE 0x0400
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#define IPMAC_SRCIP 0x0800
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#define IPMAC_SRCPORT 0x1000
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#define IPMAC_TYPE 0x2000
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#define IPMAC_WITH 0x4000
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#define IPMR_BLOCK 1
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#define IPMR_PASS 2
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#define IPMR_NOMATCH 3
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#define IPMR_LOG 4
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#define IPMON_SYSLOG 0x001
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#define IPMON_RESOLVE 0x002
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#define IPMON_HEXBODY 0x004
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#define IPMON_HEXHDR 0x010
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#define IPMON_TAIL 0x020
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#define IPMON_VERBOSE 0x040
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#define IPMON_NAT 0x080
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#define IPMON_STATE 0x100
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#define IPMON_FILTER 0x200
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#define IPMON_PORTNUM 0x400
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#define IPMON_LOGALL (IPMON_NAT|IPMON_STATE|IPMON_FILTER)
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#define IPMON_LOGBODY 0x800
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#define HOSTNAME_V4(a,b) hostname((a), 4, (u_32_t *)&(b))
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#ifndef LOGFAC
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#define LOGFAC LOG_LOCAL0
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#endif
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extern void dump_config __P((void));
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extern int load_config __P((char *));
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extern void unload_config __P((void));
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extern void dumphex __P((FILE *, int, char *, int));
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extern int check_action __P((char *, char *, int, int));
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extern char *getword __P((int));
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extern void *add_doing __P((ipmon_saver_t *));
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