17663b816Sml /* 27663b816Sml * Copyright (C) 2003 by Darren Reed. 37663b816Sml * 47663b816Sml * See the IPFILTER.LICENCE file for details on licencing. 57663b816Sml * 6*de22af4eSJohn Ojemann * Copyright (c) 2003, 2010, Oracle and/or its affiliates. All rights reserved. 77663b816Sml */ 87663b816Sml 97c478bd9Sstevel@tonic-gate #ifndef __IP_HTABLE_H__ 107c478bd9Sstevel@tonic-gate #define __IP_HTABLE_H__ 117c478bd9Sstevel@tonic-gate 127c478bd9Sstevel@tonic-gate #include "netinet/ip_lookup.h" 137c478bd9Sstevel@tonic-gate 147c478bd9Sstevel@tonic-gate typedef struct iphtent_s { 157c478bd9Sstevel@tonic-gate struct iphtent_s *ipe_next, **ipe_pnext; 16f4b3ec61Sdh struct iphtent_s *ipe_snext, **ipe_psnext; 177c478bd9Sstevel@tonic-gate void *ipe_ptr; 187663b816Sml sa_family_t ipe_family; 197c478bd9Sstevel@tonic-gate i6addr_t ipe_addr; 207c478bd9Sstevel@tonic-gate i6addr_t ipe_mask; 21*de22af4eSJohn Ojemann U_QUAD_T ipe_hits; 22*de22af4eSJohn Ojemann U_QUAD_T ipe_bytes; 237c478bd9Sstevel@tonic-gate int ipe_ref; 247c478bd9Sstevel@tonic-gate union { 257c478bd9Sstevel@tonic-gate char ipeu_char[16]; 267c478bd9Sstevel@tonic-gate u_long ipeu_long; 277c478bd9Sstevel@tonic-gate u_int ipeu_int; 287c478bd9Sstevel@tonic-gate }ipe_un; 297c478bd9Sstevel@tonic-gate } iphtent_t; 307c478bd9Sstevel@tonic-gate 317c478bd9Sstevel@tonic-gate #define ipe_value ipe_un.ipeu_int 327c478bd9Sstevel@tonic-gate #define ipe_group ipe_un.ipeu_char 337c478bd9Sstevel@tonic-gate 347c478bd9Sstevel@tonic-gate #define IPE_HASH_FN(a, m, s) (((a) * (m)) % (s)) 357c478bd9Sstevel@tonic-gate 367c478bd9Sstevel@tonic-gate 377c478bd9Sstevel@tonic-gate typedef struct iphtable_s { 387c478bd9Sstevel@tonic-gate ipfrwlock_t iph_rwlock; 397c478bd9Sstevel@tonic-gate struct iphtable_s *iph_next, **iph_pnext; 407c478bd9Sstevel@tonic-gate struct iphtent_s **iph_table; 41f4b3ec61Sdh struct iphtent_s *iph_list; 427c478bd9Sstevel@tonic-gate size_t iph_size; /* size of hash table */ 437c478bd9Sstevel@tonic-gate u_long iph_seed; /* hashing seed */ 447c478bd9Sstevel@tonic-gate u_32_t iph_flags; 457c478bd9Sstevel@tonic-gate u_int iph_unit; /* IPL_LOG* */ 467c478bd9Sstevel@tonic-gate u_int iph_ref; 477c478bd9Sstevel@tonic-gate u_int iph_type; /* lookup or group map - IPHASH_* */ 487663b816Sml u_int iph_masks[4]; /* IPv4 or IPv6 netmasks in use */ 497c478bd9Sstevel@tonic-gate char iph_name[FR_GROUPLEN]; /* hash table number */ 507c478bd9Sstevel@tonic-gate } iphtable_t; 517c478bd9Sstevel@tonic-gate 527663b816Sml 537c478bd9Sstevel@tonic-gate /* iph_type */ 547c478bd9Sstevel@tonic-gate #define IPHASH_LOOKUP 0 557c478bd9Sstevel@tonic-gate #define IPHASH_GROUPMAP 1 567c478bd9Sstevel@tonic-gate #define IPHASH_ANON 0x80000000 577c478bd9Sstevel@tonic-gate 587663b816Sml 597663b816Sml typedef struct iphtstat_s { 607663b816Sml iphtable_t *iphs_tables; 617663b816Sml u_long iphs_numtables; 627663b816Sml u_long iphs_numnodes; 637663b816Sml u_long iphs_nomem; 647663b816Sml u_long iphs_pad[16]; 657663b816Sml } iphtstat_t; 667663b816Sml 677663b816Sml 68f4b3ec61Sdh extern void fr_htable_unload __P((ipf_stack_t *)); 69f4b3ec61Sdh extern int fr_newhtable __P((iplookupop_t *, ipf_stack_t *)); 70f4b3ec61Sdh extern iphtable_t *fr_findhtable __P((int, char *, ipf_stack_t *)); 71f4b3ec61Sdh extern int fr_removehtable __P((iplookupop_t *, ipf_stack_t *)); 72f4b3ec61Sdh extern size_t fr_flushhtable __P((iplookupflush_t *, ipf_stack_t *)); 73f4b3ec61Sdh extern int fr_addhtent __P((iphtable_t *, iphtent_t *, ipf_stack_t *)); 74f4b3ec61Sdh extern int fr_delhtent __P((iphtable_t *, iphtent_t *, ipf_stack_t *)); 75f4b3ec61Sdh extern void fr_derefhtable __P((iphtable_t *, ipf_stack_t *)); 76f4b3ec61Sdh extern void fr_derefhtent __P((iphtent_t *)); 77f4b3ec61Sdh extern void fr_delhtable __P((iphtable_t *, ipf_stack_t *)); 78f4b3ec61Sdh extern void *fr_iphmfindgroup __P((void *, int, void *, ipf_stack_t *)); 79*de22af4eSJohn Ojemann extern int fr_iphmfindip __P((void *, int, void *, fr_info_t *, ipf_stack_t *)); 80f4b3ec61Sdh extern int fr_gethtablestat __P((iplookupop_t *, ipf_stack_t *)); 81f4b3ec61Sdh extern int fr_htable_getnext __P((ipftoken_t *, ipflookupiter_t *, ipf_stack_t *)); 82f4b3ec61Sdh extern void fr_htable_iterderef __P((u_int, int, void *, ipf_stack_t *)); 837c478bd9Sstevel@tonic-gate 847c478bd9Sstevel@tonic-gate #endif /* __IP_HTABLE_H__ */ 85