113547Sjulian/* 213547Sjulian * Copyright (C) 2012 by Darren Reed. 335025Sjb * 413547Sjulian * See the IPFILTER.LICENCE file for details on licencing. 513547Sjulian * 613547Sjulian * @(#)ip_fil.h 1.35 6/5/96 713547Sjulian * $Id$ 813547Sjulian */ 913547Sjulian 1013547Sjulian#ifndef __IP_SCAN_H__ 1113547Sjulian#define __IP_SCAN_H__ 1 1213547Sjulian 1313547Sjulian#ifdef sun 1413547Sjulian# include <sys/ioccom.h> 1513547Sjulian#endif 1613547Sjulian 1713547Sjulian#define IPSCAN_NAME "/dev/ipscan" 1813547Sjulian#define IPL_SCAN IPSCAN_NAME 1913547Sjulian#define ISC_TLEN 16 2013547Sjulian 2113547Sjulian 2213547Sjulianstruct fr_info; 2313547Sjulianstruct frentry; 2413547Sjulianstruct ip; 2513547Sjulianstruct ipstate; 2613547Sjulian 2713547Sjulian 2813547Sjulian#if defined(__STDC__) || defined(__GNUC__) || defined(_AIX51) 2913547Sjulian# define SIOCADSCA _IOWR('r', 60, struct ipscan *) 3013547Sjulian# define SIOCRMSCA _IOWR('r', 61, struct ipscan *) 3113547Sjulian# define SIOCGSCST _IOWR('r', 62, struct ipscan *) 3213547Sjulian#else 3350473Speter# define SIOCADSCA _IOWR(r, 60, struct ipscan *) 3413547Sjulian# define SIOCRMSCA _IOWR(r, 61, struct ipscan *) 3513547Sjulian# define SIOCGSCST _IOWR(r, 62, struct ipscan *) 3613547Sjulian#endif 3713547Sjulian 3813547Sjulianstruct action { 3913547Sjulian int act_val; /* what to do */ 4013547Sjulian struct in_addr act_ip; /* redirect IP# */ 4113547Sjulian u_short act_port; /* redirect port number */ 42146824Srodrigc int act_else; /* what to do */ 43149692Sstefanf struct in_addr act_eip; /* redirect IP# */ 44149692Sstefanf u_short act_eport; /* redirect port number */ 45149692Sstefanf}; 4644965Sjb 47149692Sstefanf 4813547Sjuliantypedef struct sinfo { 4913547Sjulian char s_txt[ISC_TLEN]; /* text to match */ 5017706Sjulian char s_msk[ISC_TLEN]; /* mask of the above to check */ 5113547Sjulian int s_len; /* length of server text */ 5217706Sjulian} sinfo_t; 5317706Sjulian 54149692Sstefanf 55149692Sstefanftypedef struct ipscan { 56119736Sdavidxu struct ipscan *ipsc_next; 5713547Sjulian struct ipscan **ipsc_pnext; 5813547Sjulian char ipsc_tag[ISC_TLEN]; /* table entry protocol tag */ 5922315Sjulian sinfo_t ipsc_si[2]; /* client/server side information */ 6022315Sjulian int ipsc_hits; /* times this has been matched */ 6122315Sjulian int ipsc_active; /* # of active matches */ 6222315Sjulian int ipsc_fref; /* # of references from filter rules */ 6322315Sjulian int ipsc_sref; /* # of references from state entries */ 6422315Sjulian struct action ipsc_act; 6522315Sjulian} ipscan_t; 6622315Sjulian 6722315Sjulian 6822315Sjulian#define ipsc_cl ipsc_si[0] 6922315Sjulian#define ipsc_sl ipsc_si[1] 7022315Sjulian#define ipsc_ctxt ipsc_cl.s_txt 7122315Sjulian#define ipsc_cmsk ipsc_cl.s_msk 7238919Salex#define ipsc_clen ipsc_cl.s_len 7338919Salex#define ipsc_stxt ipsc_sl.s_txt 7438919Salex#define ipsc_smsk ipsc_sl.s_msk 7538919Salex#define ipsc_slen ipsc_sl.s_len 7638919Salex#define ipsc_action ipsc_act.act_val 7738919Salex#define ipsc_ip ipsc_act.act_ip 7853812Salfred#define ipsc_port ipsc_act.act_port 7953812Salfred#define ipsc_else ipsc_act.act_else 8053812Salfred#define ipsc_eip ipsc_act.act_eip 8153812Salfred#define ipsc_eport ipsc_act.act_eport 8253812Salfred 8353812Salfred#define ISC_A_NONE 0 8453812Salfred#define ISC_A_TRACK 1 8553812Salfred#define ISC_A_CLOSE 2 8653812Salfred#define ISC_A_REDIRECT 3 8713547Sjulian 8813547Sjulian 8913547Sjuliantypedef struct ipscanstat { 9013547Sjulian struct ipscan *iscs_list; 9113547Sjulian u_long iscs_acted; 9213547Sjulian u_long iscs_else; 9313547Sjulian int iscs_entries; 9413547Sjulian} ipscanstat_t; 9517706Sjulian 9613547Sjulian 9713547Sjulianextern int ipf_scan_ioctl __P((ipf_main_softc_t *, caddr_t, ioctlcmd_t, int, int, void *)); 9835025Sjbextern int ipf_scan_init __P((void)); 9913547Sjulianextern int ipf_scan_attachis __P((struct ipstate *)); 10035025Sjbextern int ipf_scan_attachfr __P((struct frentry *)); 101213241Sdavidxuextern int ipf_scan_detachis __P((struct ipstate *)); 10235025Sjbextern int ipf_scan_detachfr __P((struct frentry *)); 10338919Salexextern int ipf_scan_packet __P((struct fr_info *, struct ipstate *)); 10435025Sjbextern void ipf_scan_unload __P((ipf_main_softc_t *)); 10535025Sjb 10635025Sjb#endif /* __IP_SCAN_H__ */ 10735025Sjb