in_var.h (2144431c11529d1107f4440a5fe57559fb20002c) in_var.h (c8ee75f2315e8267ad814dc5b4645ef205f0e0e1)
1/*-
2 * SPDX-License-Identifier: BSD-3-Clause
3 *
4 * Copyright (c) 1985, 1986, 1993
5 * The Regents of the University of California. All rights reserved.
6 *
7 * Redistribution and use in source and binary forms, with or without
8 * modification, are permitted provided that the following conditions

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74 */
75struct in_ifaddr {
76 struct ifaddr ia_ifa; /* protocol-independent info */
77#define ia_ifp ia_ifa.ifa_ifp
78#define ia_flags ia_ifa.ifa_flags
79 /* ia_subnet{,mask} in host order */
80 u_long ia_subnet; /* subnet address */
81 u_long ia_subnetmask; /* mask of subnet */
1/*-
2 * SPDX-License-Identifier: BSD-3-Clause
3 *
4 * Copyright (c) 1985, 1986, 1993
5 * The Regents of the University of California. All rights reserved.
6 *
7 * Redistribution and use in source and binary forms, with or without
8 * modification, are permitted provided that the following conditions

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74 */
75struct in_ifaddr {
76 struct ifaddr ia_ifa; /* protocol-independent info */
77#define ia_ifp ia_ifa.ifa_ifp
78#define ia_flags ia_ifa.ifa_flags
79 /* ia_subnet{,mask} in host order */
80 u_long ia_subnet; /* subnet address */
81 u_long ia_subnetmask; /* mask of subnet */
82 LIST_ENTRY(in_ifaddr) ia_hash; /* entry in bucket of inet addresses */
82 CK_LIST_ENTRY(in_ifaddr) ia_hash; /* hash of internet addresses */
83 CK_STAILQ_ENTRY(in_ifaddr) ia_link; /* list of internet addresses */
84 struct sockaddr_in ia_addr; /* reserve space for interface name */
85 struct sockaddr_in ia_dstaddr; /* reserve space for broadcast addr */
86#define ia_broadaddr ia_dstaddr
87 struct sockaddr_in ia_sockmask; /* reserve space for general netmask */
88 struct callout ia_garp_timer; /* timer for retransmitting GARPs */
89 int ia_garp_count; /* count of retransmitted GARPs */
90};

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103extern u_char inetctlerrmap[];
104
105#define LLTABLE(ifp) \
106 ((struct in_ifinfo *)(ifp)->if_afdata[AF_INET])->ii_llt
107/*
108 * Hash table for IP addresses.
109 */
110CK_STAILQ_HEAD(in_ifaddrhead, in_ifaddr);
83 CK_STAILQ_ENTRY(in_ifaddr) ia_link; /* list of internet addresses */
84 struct sockaddr_in ia_addr; /* reserve space for interface name */
85 struct sockaddr_in ia_dstaddr; /* reserve space for broadcast addr */
86#define ia_broadaddr ia_dstaddr
87 struct sockaddr_in ia_sockmask; /* reserve space for general netmask */
88 struct callout ia_garp_timer; /* timer for retransmitting GARPs */
89 int ia_garp_count; /* count of retransmitted GARPs */
90};

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103extern u_char inetctlerrmap[];
104
105#define LLTABLE(ifp) \
106 ((struct in_ifinfo *)(ifp)->if_afdata[AF_INET])->ii_llt
107/*
108 * Hash table for IP addresses.
109 */
110CK_STAILQ_HEAD(in_ifaddrhead, in_ifaddr);
111LIST_HEAD(in_ifaddrhashhead, in_ifaddr);
111CK_LIST_HEAD(in_ifaddrhashhead, in_ifaddr);
112
113VNET_DECLARE(struct in_ifaddrhashhead *, in_ifaddrhashtbl);
114VNET_DECLARE(struct in_ifaddrhead, in_ifaddrhead);
115VNET_DECLARE(u_long, in_ifaddrhmask); /* mask for hash table */
116
117#define V_in_ifaddrhashtbl VNET(in_ifaddrhashtbl)
118#define V_in_ifaddrhead VNET(in_ifaddrhead)
119#define V_in_ifaddrhmask VNET(in_ifaddrhmask)
120
121#define INADDR_NHASH_LOG2 9
122#define INADDR_NHASH (1 << INADDR_NHASH_LOG2)
123#define INADDR_HASHVAL(x) fnv_32_buf((&(x)), sizeof(x), FNV1_32_INIT)
124#define INADDR_HASH(x) \
125 (&V_in_ifaddrhashtbl[INADDR_HASHVAL(x) & V_in_ifaddrhmask])
126
112
113VNET_DECLARE(struct in_ifaddrhashhead *, in_ifaddrhashtbl);
114VNET_DECLARE(struct in_ifaddrhead, in_ifaddrhead);
115VNET_DECLARE(u_long, in_ifaddrhmask); /* mask for hash table */
116
117#define V_in_ifaddrhashtbl VNET(in_ifaddrhashtbl)
118#define V_in_ifaddrhead VNET(in_ifaddrhead)
119#define V_in_ifaddrhmask VNET(in_ifaddrhmask)
120
121#define INADDR_NHASH_LOG2 9
122#define INADDR_NHASH (1 << INADDR_NHASH_LOG2)
123#define INADDR_HASHVAL(x) fnv_32_buf((&(x)), sizeof(x), FNV1_32_INIT)
124#define INADDR_HASH(x) \
125 (&V_in_ifaddrhashtbl[INADDR_HASHVAL(x) & V_in_ifaddrhmask])
126
127extern struct rmlock in_ifaddr_lock;
128
129#define IN_IFADDR_LOCK_ASSERT() rm_assert(&in_ifaddr_lock, RA_LOCKED)
130#define IN_IFADDR_RLOCK(t) rm_rlock(&in_ifaddr_lock, (t))
131#define IN_IFADDR_RLOCK_ASSERT() rm_assert(&in_ifaddr_lock, RA_RLOCKED)
132#define IN_IFADDR_RUNLOCK(t) rm_runlock(&in_ifaddr_lock, (t))
133#define IN_IFADDR_WLOCK() rm_wlock(&in_ifaddr_lock)
134#define IN_IFADDR_WLOCK_ASSERT() rm_assert(&in_ifaddr_lock, RA_WLOCKED)
135#define IN_IFADDR_WUNLOCK() rm_wunlock(&in_ifaddr_lock)
136
137/*
138 * Macro for finding the internet address structure (in_ifaddr)
139 * corresponding to one of our IP addresses (in_addr).
140 */
141#define INADDR_TO_IFADDR(addr, ia) \
142 /* struct in_addr addr; */ \
143 /* struct in_ifaddr *ia; */ \
127/*
128 * Macro for finding the internet address structure (in_ifaddr)
129 * corresponding to one of our IP addresses (in_addr).
130 */
131#define INADDR_TO_IFADDR(addr, ia) \
132 /* struct in_addr addr; */ \
133 /* struct in_ifaddr *ia; */ \
144do { \
145\
146 LIST_FOREACH(ia, INADDR_HASH((addr).s_addr), ia_hash) \
147 if (IA_SIN(ia)->sin_addr.s_addr == (addr).s_addr) \
148 break; \
134do { \
135 NET_EPOCH_ASSERT(); \
136 CK_LIST_FOREACH(ia, INADDR_HASH((addr).s_addr), ia_hash) \
137 if (IA_SIN(ia)->sin_addr.s_addr == (addr).s_addr) \
138 break; \
149} while (0)
150
151/*
152 * Macro for finding the interface (ifnet structure) corresponding to one
153 * of our IP addresses.
154 */
155#define INADDR_TO_IFP(addr, ifp) \
156 /* struct in_addr addr; */ \

--- 323 unchanged lines hidden --- 		139} while (0)
140
141/*
142 * Macro for finding the interface (ifnet structure) corresponding to one
143 * of our IP addresses.
144 */
145#define INADDR_TO_IFP(addr, ifp) \
146 /* struct in_addr addr; */ \

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