diff options
Diffstat (limited to 'sys/contrib/ipfilter/netinet/ip_frag.h')
| -rw-r--r-- | sys/contrib/ipfilter/netinet/ip_frag.h | 66 |
1 files changed, 66 insertions, 0 deletions
diff --git a/sys/contrib/ipfilter/netinet/ip_frag.h b/sys/contrib/ipfilter/netinet/ip_frag.h new file mode 100644 index 000000000000..362bcdd120c9 --- /dev/null +++ b/sys/contrib/ipfilter/netinet/ip_frag.h @@ -0,0 +1,66 @@ +/* + * Copyright (C) 1993-2000 by Darren Reed. + * + * Redistribution and use in source and binary forms are permitted + * provided that this notice is preserved and due credit is given + * to the original author and the contributors. + * + * @(#)ip_frag.h 1.5 3/24/96 + * $Id: ip_frag.h,v 2.4.2.2 2000/11/10 13:10:54 darrenr Exp $ + */ + +#ifndef __IP_FRAG_H__ +#define __IP_FRAG_H__ + +#define IPFT_SIZE 257 + +typedef struct ipfr { + struct ipfr *ipfr_next, *ipfr_prev; + void *ipfr_data; + struct in_addr ipfr_src; + struct in_addr ipfr_dst; + void *ipfr_ifp; + u_short ipfr_id; + u_char ipfr_p; + u_char ipfr_tos; + u_short ipfr_off; + u_short ipfr_ttl; + frentry_t *ipfr_rule; +} ipfr_t; + + +typedef struct ipfrstat { + u_long ifs_exists; /* add & already exists */ + u_long ifs_nomem; + u_long ifs_new; + u_long ifs_hits; + u_long ifs_expire; + u_long ifs_inuse; + struct ipfr **ifs_table; + struct ipfr **ifs_nattab; +} ipfrstat_t; + +#define IPFR_CMPSZ (4 + 4 + 2 + 1 + 1) + +extern int fr_ipfrttl; +extern int fr_frag_lock; +extern ipfrstat_t *ipfr_fragstats __P((void)); +extern int ipfr_newfrag __P((ip_t *, fr_info_t *, u_int)); +extern int ipfr_nat_newfrag __P((ip_t *, fr_info_t *, u_int, struct nat *)); +extern nat_t *ipfr_nat_knownfrag __P((ip_t *, fr_info_t *)); +extern frentry_t *ipfr_knownfrag __P((ip_t *, fr_info_t *)); +extern void ipfr_forget __P((void *)); +extern void ipfr_unload __P((void)); +extern void ipfr_fragexpire __P((void)); + +#if (BSD >= 199306) || SOLARIS || defined(__sgi) +# if defined(SOLARIS2) && (SOLARIS2 < 7) +extern void ipfr_slowtimer __P((void)); +# else +extern void ipfr_slowtimer __P((void *)); +# endif +#else +extern int ipfr_slowtimer __P((void)); +#endif /* (BSD >= 199306) || SOLARIS */ + +#endif /* __IP_FIL_H__ */ |