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Commit bd96b4c7 authored by Jeremy Sowden's avatar Jeremy Sowden Committed by Pablo Neira Ayuso
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netfilter: inline four headers files into another one. 

linux/netfilter/ipset/ip_set.h included four other header files:

  include/linux/netfilter/ipset/ip_set_comment.h
  include/linux/netfilter/ipset/ip_set_counter.h
  include/linux/netfilter/ipset/ip_set_skbinfo.h
  include/linux/netfilter/ipset/ip_set_timeout.h

Of these the first three were not included anywhere else.  The last,
ip_set_timeout.h, was included in a couple of other places, but defined
inline functions which call other inline functions defined in ip_set.h,
so ip_set.h had to be included before it.

Inlined all four into ip_set.h, and updated the other files that
included ip_set_timeout.h.
Signed-off-by: default avatarJeremy Sowden <jeremy@azazel.net>
Acked-by: default avatarJozsef Kadlecsik <kadlec@netfilter.org>
Signed-off-by: default avatarPablo Neira Ayuso <pablo@netfilter.org>
parent 43dd16ef
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Showing with 235 additions and 282 deletions
include/linux/netfilter/ipset/ip_set.h
View file @ bd96b4c7
......@@ -452,10 +452,240 @@ bitmap_bytes(u32 a, u32 b)
return 4 * ((((b - a + 8) / 8) + 3) / 4);
}
#include <linux/netfilter/ipset/ip_set_timeout.h>
#include <linux/netfilter/ipset/ip_set_comment.h>
#include <linux/netfilter/ipset/ip_set_counter.h>
#include <linux/netfilter/ipset/ip_set_skbinfo.h>
/* How often should the gc be run by default */
#define IPSET_GC_TIME (3 * 60)
/* Timeout period depending on the timeout value of the given set */
#define IPSET_GC_PERIOD(timeout) \
((timeout/3) ? min_t(u32, (timeout)/3, IPSET_GC_TIME) : 1)
/* Entry is set with no timeout value */
#define IPSET_ELEM_PERMANENT 0
/* Set is defined with timeout support: timeout value may be 0 */
#define IPSET_NO_TIMEOUT UINT_MAX
/* Max timeout value, see msecs_to_jiffies() in jiffies.h */
#define IPSET_MAX_TIMEOUT (UINT_MAX >> 1)/MSEC_PER_SEC
#define ip_set_adt_opt_timeout(opt, set) \
((opt)->ext.timeout != IPSET_NO_TIMEOUT ? (opt)->ext.timeout : (set)->timeout)
static inline unsigned int
ip_set_timeout_uget(struct nlattr *tb)
{
unsigned int timeout = ip_set_get_h32(tb);
/* Normalize to fit into jiffies */
if (timeout > IPSET_MAX_TIMEOUT)
timeout = IPSET_MAX_TIMEOUT;
return timeout;
}
static inline bool
ip_set_timeout_expired(const unsigned long *t)
{
return *t != IPSET_ELEM_PERMANENT && time_is_before_jiffies(*t);
}
static inline void
ip_set_timeout_set(unsigned long *timeout, u32 value)
{
unsigned long t;
if (!value) {
*timeout = IPSET_ELEM_PERMANENT;
return;
}
t = msecs_to_jiffies(value * MSEC_PER_SEC) + jiffies;
if (t == IPSET_ELEM_PERMANENT)
/* Bingo! :-) */
t--;
*timeout = t;
}
static inline u32
ip_set_timeout_get(const unsigned long *timeout)
{
u32 t;
if (*timeout == IPSET_ELEM_PERMANENT)
return 0;
t = jiffies_to_msecs(*timeout - jiffies)/MSEC_PER_SEC;
/* Zero value in userspace means no timeout */
return t == 0 ? 1 : t;
}
static inline char*
ip_set_comment_uget(struct nlattr *tb)
{
return nla_data(tb);
}
/* Called from uadd only, protected by the set spinlock.
* The kadt functions don't use the comment extensions in any way.
*/
static inline void
ip_set_init_comment(struct ip_set *set, struct ip_set_comment *comment,
const struct ip_set_ext *ext)
{
struct ip_set_comment_rcu *c = rcu_dereference_protected(comment->c, 1);
size_t len = ext->comment ? strlen(ext->comment) : 0;
if (unlikely(c)) {
set->ext_size -= sizeof(*c) + strlen(c->str) + 1;
kfree_rcu(c, rcu);
rcu_assign_pointer(comment->c, NULL);
}
if (!len)
return;
if (unlikely(len > IPSET_MAX_COMMENT_SIZE))
len = IPSET_MAX_COMMENT_SIZE;
c = kmalloc(sizeof(*c) + len + 1, GFP_ATOMIC);
if (unlikely(!c))
return;
strlcpy(c->str, ext->comment, len + 1);
set->ext_size += sizeof(*c) + strlen(c->str) + 1;
rcu_assign_pointer(comment->c, c);
}
/* Used only when dumping a set, protected by rcu_read_lock() */
static inline int
ip_set_put_comment(struct sk_buff *skb, const struct ip_set_comment *comment)
{
struct ip_set_comment_rcu *c = rcu_dereference(comment->c);
if (!c)
return 0;
return nla_put_string(skb, IPSET_ATTR_COMMENT, c->str);
}
/* Called from uadd/udel, flush or the garbage collectors protected
* by the set spinlock.
* Called when the set is destroyed and when there can't be any user
* of the set data anymore.
*/
static inline void
ip_set_comment_free(struct ip_set *set, struct ip_set_comment *comment)
{
struct ip_set_comment_rcu *c;
c = rcu_dereference_protected(comment->c, 1);
if (unlikely(!c))
return;
set->ext_size -= sizeof(*c) + strlen(c->str) + 1;
kfree_rcu(c, rcu);
rcu_assign_pointer(comment->c, NULL);
}
static inline void
ip_set_add_bytes(u64 bytes, struct ip_set_counter *counter)
{
atomic64_add((long long)bytes, &(counter)->bytes);
}
static inline void
ip_set_add_packets(u64 packets, struct ip_set_counter *counter)
{
atomic64_add((long long)packets, &(counter)->packets);
}
static inline u64
ip_set_get_bytes(const struct ip_set_counter *counter)
{
return (u64)atomic64_read(&(counter)->bytes);
}
static inline u64
ip_set_get_packets(const struct ip_set_counter *counter)
{
return (u64)atomic64_read(&(counter)->packets);
}
static inline bool
ip_set_match_counter(u64 counter, u64 match, u8 op)
{
switch (op) {
case IPSET_COUNTER_NONE:
return true;
case IPSET_COUNTER_EQ:
return counter == match;
case IPSET_COUNTER_NE:
return counter != match;
case IPSET_COUNTER_LT:
return counter < match;
case IPSET_COUNTER_GT:
return counter > match;
}
return false;
}
static inline void
ip_set_update_counter(struct ip_set_counter *counter,
const struct ip_set_ext *ext, u32 flags)
{
if (ext->packets != ULLONG_MAX &&
!(flags & IPSET_FLAG_SKIP_COUNTER_UPDATE)) {
ip_set_add_bytes(ext->bytes, counter);
ip_set_add_packets(ext->packets, counter);
}
}
static inline bool
ip_set_put_counter(struct sk_buff *skb, const struct ip_set_counter *counter)
{
return nla_put_net64(skb, IPSET_ATTR_BYTES,
cpu_to_be64(ip_set_get_bytes(counter)),
IPSET_ATTR_PAD) ||
nla_put_net64(skb, IPSET_ATTR_PACKETS,
cpu_to_be64(ip_set_get_packets(counter)),
IPSET_ATTR_PAD);
}
static inline void
ip_set_init_counter(struct ip_set_counter *counter,
const struct ip_set_ext *ext)
{
if (ext->bytes != ULLONG_MAX)
atomic64_set(&(counter)->bytes, (long long)(ext->bytes));
if (ext->packets != ULLONG_MAX)
atomic64_set(&(counter)->packets, (long long)(ext->packets));
}
static inline void
ip_set_get_skbinfo(struct ip_set_skbinfo *skbinfo,
const struct ip_set_ext *ext,
struct ip_set_ext *mext, u32 flags)
{
mext->skbinfo = *skbinfo;
}
static inline bool
ip_set_put_skbinfo(struct sk_buff *skb, const struct ip_set_skbinfo *skbinfo)
{
/* Send nonzero parameters only */
return ((skbinfo->skbmark || skbinfo->skbmarkmask) &&
nla_put_net64(skb, IPSET_ATTR_SKBMARK,
cpu_to_be64((u64)skbinfo->skbmark << 32 |
skbinfo->skbmarkmask),
IPSET_ATTR_PAD)) ||
(skbinfo->skbprio &&
nla_put_net32(skb, IPSET_ATTR_SKBPRIO,
cpu_to_be32(skbinfo->skbprio))) ||
(skbinfo->skbqueue &&
nla_put_net16(skb, IPSET_ATTR_SKBQUEUE,
cpu_to_be16(skbinfo->skbqueue)));
}
static inline void
ip_set_init_skbinfo(struct ip_set_skbinfo *skbinfo,
const struct ip_set_ext *ext)
{
*skbinfo = ext->skbinfo;
}
#define IP_SET_INIT_KEXT(skb, opt, set) \
{ .bytes = (skb)->len, .packets = 1, \
......
include/linux/netfilter/ipset/ip_set_comment.h deleted 100644 → 0
View file @ 43dd16ef
/* SPDX-License-Identifier: GPL-2.0-only */
#ifndef _IP_SET_COMMENT_H
#define _IP_SET_COMMENT_H
/* Copyright (C) 2013 Oliver Smith <oliver@8.c.9.b.0.7.4.0.1.0.0.2.ip6.arpa>
*/
#ifdef __KERNEL__
static inline char*
ip_set_comment_uget(struct nlattr *tb)
{
return nla_data(tb);
}
/* Called from uadd only, protected by the set spinlock.
* The kadt functions don't use the comment extensions in any way.
*/
static inline void
ip_set_init_comment(struct ip_set *set, struct ip_set_comment *comment,
const struct ip_set_ext *ext)
{
struct ip_set_comment_rcu *c = rcu_dereference_protected(comment->c, 1);
size_t len = ext->comment ? strlen(ext->comment) : 0;
if (unlikely(c)) {
set->ext_size -= sizeof(*c) + strlen(c->str) + 1;
kfree_rcu(c, rcu);
rcu_assign_pointer(comment->c, NULL);
}
if (!len)
return;
if (unlikely(len > IPSET_MAX_COMMENT_SIZE))
len = IPSET_MAX_COMMENT_SIZE;
c = kmalloc(sizeof(*c) + len + 1, GFP_ATOMIC);
if (unlikely(!c))
return;
strlcpy(c->str, ext->comment, len + 1);
set->ext_size += sizeof(*c) + strlen(c->str) + 1;
rcu_assign_pointer(comment->c, c);
}
/* Used only when dumping a set, protected by rcu_read_lock() */
static inline int
ip_set_put_comment(struct sk_buff *skb, const struct ip_set_comment *comment)
{
struct ip_set_comment_rcu *c = rcu_dereference(comment->c);
if (!c)
return 0;
return nla_put_string(skb, IPSET_ATTR_COMMENT, c->str);
}
/* Called from uadd/udel, flush or the garbage collectors protected
* by the set spinlock.
* Called when the set is destroyed and when there can't be any user
* of the set data anymore.
*/
static inline void
ip_set_comment_free(struct ip_set *set, struct ip_set_comment *comment)
{
struct ip_set_comment_rcu *c;
c = rcu_dereference_protected(comment->c, 1);
if (unlikely(!c))
return;
set->ext_size -= sizeof(*c) + strlen(c->str) + 1;
kfree_rcu(c, rcu);
rcu_assign_pointer(comment->c, NULL);
}
#endif
#endif
include/linux/netfilter/ipset/ip_set_counter.h deleted 100644 → 0
View file @ 43dd16ef
/* SPDX-License-Identifier: GPL-2.0-only */
#ifndef _IP_SET_COUNTER_H
#define _IP_SET_COUNTER_H
/* Copyright (C) 2015 Jozsef Kadlecsik <kadlec@netfilter.org> */
#ifdef __KERNEL__
static inline void
ip_set_add_bytes(u64 bytes, struct ip_set_counter *counter)
{
atomic64_add((long long)bytes, &(counter)->bytes);
}
static inline void
ip_set_add_packets(u64 packets, struct ip_set_counter *counter)
{
atomic64_add((long long)packets, &(counter)->packets);
}
static inline u64
ip_set_get_bytes(const struct ip_set_counter *counter)
{
return (u64)atomic64_read(&(counter)->bytes);
}
static inline u64
ip_set_get_packets(const struct ip_set_counter *counter)
{
return (u64)atomic64_read(&(counter)->packets);
}
static inline bool
ip_set_match_counter(u64 counter, u64 match, u8 op)
{
switch (op) {
case IPSET_COUNTER_NONE:
return true;
case IPSET_COUNTER_EQ:
return counter == match;
case IPSET_COUNTER_NE:
return counter != match;
case IPSET_COUNTER_LT:
return counter < match;
case IPSET_COUNTER_GT:
return counter > match;
}
return false;
}
static inline void
ip_set_update_counter(struct ip_set_counter *counter,
const struct ip_set_ext *ext, u32 flags)
{
if (ext->packets != ULLONG_MAX &&
!(flags & IPSET_FLAG_SKIP_COUNTER_UPDATE)) {
ip_set_add_bytes(ext->bytes, counter);
ip_set_add_packets(ext->packets, counter);
}
}
static inline bool
ip_set_put_counter(struct sk_buff *skb, const struct ip_set_counter *counter)
{
return nla_put_net64(skb, IPSET_ATTR_BYTES,
cpu_to_be64(ip_set_get_bytes(counter)),
IPSET_ATTR_PAD) ||
nla_put_net64(skb, IPSET_ATTR_PACKETS,
cpu_to_be64(ip_set_get_packets(counter)),
IPSET_ATTR_PAD);
}
static inline void
ip_set_init_counter(struct ip_set_counter *counter,
const struct ip_set_ext *ext)
{
if (ext->bytes != ULLONG_MAX)
atomic64_set(&(counter)->bytes, (long long)(ext->bytes));
if (ext->packets != ULLONG_MAX)
atomic64_set(&(counter)->packets, (long long)(ext->packets));
}
#endif /* __KERNEL__ */
#endif /* _IP_SET_COUNTER_H */
include/linux/netfilter/ipset/ip_set_skbinfo.h deleted 100644 → 0
View file @ 43dd16ef
/* SPDX-License-Identifier: GPL-2.0-only */
#ifndef _IP_SET_SKBINFO_H
#define _IP_SET_SKBINFO_H
/* Copyright (C) 2015 Jozsef Kadlecsik <kadlec@netfilter.org> */
#ifdef __KERNEL__
static inline void
ip_set_get_skbinfo(struct ip_set_skbinfo *skbinfo,
const struct ip_set_ext *ext,
struct ip_set_ext *mext, u32 flags)
{
mext->skbinfo = *skbinfo;
}
static inline bool
ip_set_put_skbinfo(struct sk_buff *skb, const struct ip_set_skbinfo *skbinfo)
{
/* Send nonzero parameters only */
return ((skbinfo->skbmark || skbinfo->skbmarkmask) &&
nla_put_net64(skb, IPSET_ATTR_SKBMARK,
cpu_to_be64((u64)skbinfo->skbmark << 32 |
skbinfo->skbmarkmask),
IPSET_ATTR_PAD)) ||
(skbinfo->skbprio &&
nla_put_net32(skb, IPSET_ATTR_SKBPRIO,
cpu_to_be32(skbinfo->skbprio))) ||
(skbinfo->skbqueue &&
nla_put_net16(skb, IPSET_ATTR_SKBQUEUE,
cpu_to_be16(skbinfo->skbqueue)));
}
static inline void
ip_set_init_skbinfo(struct ip_set_skbinfo *skbinfo,
const struct ip_set_ext *ext)
{
*skbinfo = ext->skbinfo;
}
#endif /* __KERNEL__ */
#endif /* _IP_SET_SKBINFO_H */
include/linux/netfilter/ipset/ip_set_timeout.h deleted 100644 → 0
View file @ 43dd16ef
/* SPDX-License-Identifier: GPL-2.0-only */
#ifndef _IP_SET_TIMEOUT_H
#define _IP_SET_TIMEOUT_H
/* Copyright (C) 2003-2013 Jozsef Kadlecsik <kadlec@netfilter.org> */
#ifdef __KERNEL__
/* How often should the gc be run by default */
#define IPSET_GC_TIME (3 * 60)
/* Timeout period depending on the timeout value of the given set */
#define IPSET_GC_PERIOD(timeout) \
((timeout/3) ? min_t(u32, (timeout)/3, IPSET_GC_TIME) : 1)
/* Entry is set with no timeout value */
#define IPSET_ELEM_PERMANENT 0
/* Set is defined with timeout support: timeout value may be 0 */
#define IPSET_NO_TIMEOUT UINT_MAX
/* Max timeout value, see msecs_to_jiffies() in jiffies.h */
#define IPSET_MAX_TIMEOUT (UINT_MAX >> 1)/MSEC_PER_SEC
#define ip_set_adt_opt_timeout(opt, set) \
((opt)->ext.timeout != IPSET_NO_TIMEOUT ? (opt)->ext.timeout : (set)->timeout)
static inline unsigned int
ip_set_timeout_uget(struct nlattr *tb)
{
unsigned int timeout = ip_set_get_h32(tb);
/* Normalize to fit into jiffies */
if (timeout > IPSET_MAX_TIMEOUT)
timeout = IPSET_MAX_TIMEOUT;
return timeout;
}
static inline bool
ip_set_timeout_expired(const unsigned long *t)
{
return *t != IPSET_ELEM_PERMANENT && time_is_before_jiffies(*t);
}
static inline void
ip_set_timeout_set(unsigned long *timeout, u32 value)
{
unsigned long t;
if (!value) {
*timeout = IPSET_ELEM_PERMANENT;
return;
}
t = msecs_to_jiffies(value * MSEC_PER_SEC) + jiffies;
if (t == IPSET_ELEM_PERMANENT)
/* Bingo! :-) */
t--;
*timeout = t;
}
static inline u32
ip_set_timeout_get(const unsigned long *timeout)
{
u32 t;
if (*timeout == IPSET_ELEM_PERMANENT)
return 0;
t = jiffies_to_msecs(*timeout - jiffies)/MSEC_PER_SEC;
/* Zero value in userspace means no timeout */
return t == 0 ? 1 : t;
}
#endif /* __KERNEL__ */
#endif /* _IP_SET_TIMEOUT_H */
net/netfilter/ipset/ip_set_hash_gen.h
View file @ bd96b4c7
......@@ -7,7 +7,7 @@
#include <linux/rcupdate.h>
#include <linux/jhash.h>
#include <linux/types.h>
#include <linux/netfilter/ipset/ip_set_timeout.h>
#include <linux/netfilter/ipset/ip_set.h>
#define __ipset_dereference_protected(p, c) rcu_dereference_protected(p, c)
#define ipset_dereference_protected(p, set) \
......
net/netfilter/xt_set.c
View file @ bd96b4c7
......@@ -14,7 +14,6 @@
#include <linux/netfilter/x_tables.h>
#include <linux/netfilter/ipset/ip_set.h>
#include <linux/netfilter/ipset/ip_set_timeout.h>
#include <uapi/linux/netfilter/xt_set.h>
MODULE_LICENSE("GPL");
......
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