summaryrefslogtreecommitdiff
path: root/include/net/netfilter
diff options
context:
space:
mode:
Diffstat (limited to 'include/net/netfilter')
-rw-r--r--include/net/netfilter/ipv4/nf_conntrack_ipv4.h3
-rw-r--r--include/net/netfilter/nf_conntrack.h17
-rw-r--r--include/net/netfilter/nf_conntrack_l4proto.h13
-rw-r--r--include/net/netfilter/nf_flow_table.h2
-rw-r--r--include/net/netfilter/nf_log.h3
-rw-r--r--include/net/netfilter/nf_reject.h1
-rw-r--r--include/net/netfilter/nf_tables.h24
-rw-r--r--include/net/netfilter/nf_tables_core.h50
8 files changed, 51 insertions, 62 deletions
diff --git a/include/net/netfilter/ipv4/nf_conntrack_ipv4.h b/include/net/netfilter/ipv4/nf_conntrack_ipv4.h
index 2c8c2b023848..8d65ffbf57de 100644
--- a/include/net/netfilter/ipv4/nf_conntrack_ipv4.h
+++ b/include/net/netfilter/ipv4/nf_conntrack_ipv4.h
@@ -13,9 +13,6 @@
extern const struct nf_conntrack_l4proto nf_conntrack_l4proto_tcp;
extern const struct nf_conntrack_l4proto nf_conntrack_l4proto_udp;
extern const struct nf_conntrack_l4proto nf_conntrack_l4proto_icmp;
-#ifdef CONFIG_NF_CT_PROTO_DCCP
-extern const struct nf_conntrack_l4proto nf_conntrack_l4proto_dccp;
-#endif
#ifdef CONFIG_NF_CT_PROTO_SCTP
extern const struct nf_conntrack_l4proto nf_conntrack_l4proto_sctp;
#endif
diff --git a/include/net/netfilter/nf_conntrack.h b/include/net/netfilter/nf_conntrack.h
index 3f02a45773e8..aa0a7c82199e 100644
--- a/include/net/netfilter/nf_conntrack.h
+++ b/include/net/netfilter/nf_conntrack.h
@@ -18,7 +18,6 @@
#include <linux/netfilter/nf_conntrack_common.h>
#include <linux/netfilter/nf_conntrack_tcp.h>
-#include <linux/netfilter/nf_conntrack_dccp.h>
#include <linux/netfilter/nf_conntrack_sctp.h>
#include <linux/netfilter/nf_conntrack_proto_gre.h>
@@ -31,7 +30,6 @@ struct nf_ct_udp {
/* per conntrack: protocol private data */
union nf_conntrack_proto {
/* insert conntrack proto private data here */
- struct nf_ct_dccp dccp;
struct ip_ct_sctp sctp;
struct ip_ct_tcp tcp;
struct nf_ct_udp udp;
@@ -306,8 +304,19 @@ static inline bool nf_ct_is_expired(const struct nf_conn *ct)
/* use after obtaining a reference count */
static inline bool nf_ct_should_gc(const struct nf_conn *ct)
{
- return nf_ct_is_expired(ct) && nf_ct_is_confirmed(ct) &&
- !nf_ct_is_dying(ct);
+ if (!nf_ct_is_confirmed(ct))
+ return false;
+
+ /* load ct->timeout after is_confirmed() test.
+ * Pairs with __nf_conntrack_confirm() which:
+ * 1. Increases ct->timeout value
+ * 2. Inserts ct into rcu hlist
+ * 3. Sets the confirmed bit
+ * 4. Unlocks the hlist lock
+ */
+ smp_acquire__after_ctrl_dep();
+
+ return nf_ct_is_expired(ct) && !nf_ct_is_dying(ct);
}
#define NF_CT_DAY (86400 * HZ)
diff --git a/include/net/netfilter/nf_conntrack_l4proto.h b/include/net/netfilter/nf_conntrack_l4proto.h
index 1f47bef51722..6929f8daf1ed 100644
--- a/include/net/netfilter/nf_conntrack_l4proto.h
+++ b/include/net/netfilter/nf_conntrack_l4proto.h
@@ -117,11 +117,6 @@ int nf_conntrack_tcp_packet(struct nf_conn *ct,
unsigned int dataoff,
enum ip_conntrack_info ctinfo,
const struct nf_hook_state *state);
-int nf_conntrack_dccp_packet(struct nf_conn *ct,
- struct sk_buff *skb,
- unsigned int dataoff,
- enum ip_conntrack_info ctinfo,
- const struct nf_hook_state *state);
int nf_conntrack_sctp_packet(struct nf_conn *ct,
struct sk_buff *skb,
unsigned int dataoff,
@@ -137,7 +132,6 @@ void nf_conntrack_generic_init_net(struct net *net);
void nf_conntrack_tcp_init_net(struct net *net);
void nf_conntrack_udp_init_net(struct net *net);
void nf_conntrack_gre_init_net(struct net *net);
-void nf_conntrack_dccp_init_net(struct net *net);
void nf_conntrack_sctp_init_net(struct net *net);
void nf_conntrack_icmp_init_net(struct net *net);
void nf_conntrack_icmpv6_init_net(struct net *net);
@@ -223,13 +217,6 @@ static inline bool nf_conntrack_tcp_established(const struct nf_conn *ct)
}
#endif
-#ifdef CONFIG_NF_CT_PROTO_DCCP
-static inline struct nf_dccp_net *nf_dccp_pernet(struct net *net)
-{
- return &net->ct.nf_ct_proto.dccp;
-}
-#endif
-
#ifdef CONFIG_NF_CT_PROTO_SCTP
static inline struct nf_sctp_net *nf_sctp_pernet(struct net *net)
{
diff --git a/include/net/netfilter/nf_flow_table.h b/include/net/netfilter/nf_flow_table.h
index d711642e78b5..c003cd194fa2 100644
--- a/include/net/netfilter/nf_flow_table.h
+++ b/include/net/netfilter/nf_flow_table.h
@@ -370,7 +370,7 @@ static inline __be16 __nf_flow_pppoe_proto(const struct sk_buff *skb)
static inline bool nf_flow_pppoe_proto(struct sk_buff *skb, __be16 *inner_proto)
{
- if (!pskb_may_pull(skb, PPPOE_SES_HLEN))
+ if (!pskb_may_pull(skb, ETH_HLEN + PPPOE_SES_HLEN))
return false;
*inner_proto = __nf_flow_pppoe_proto(skb);
diff --git a/include/net/netfilter/nf_log.h b/include/net/netfilter/nf_log.h
index e55eedc84ed7..00506792a06d 100644
--- a/include/net/netfilter/nf_log.h
+++ b/include/net/netfilter/nf_log.h
@@ -59,6 +59,9 @@ extern int sysctl_nf_log_all_netns;
int nf_log_register(u_int8_t pf, struct nf_logger *logger);
void nf_log_unregister(struct nf_logger *logger);
+/* Check if any logger is registered for a given protocol family. */
+bool nf_log_is_registered(u_int8_t pf);
+
int nf_log_set(struct net *net, u_int8_t pf, const struct nf_logger *logger);
void nf_log_unset(struct net *net, const struct nf_logger *logger);
diff --git a/include/net/netfilter/nf_reject.h b/include/net/netfilter/nf_reject.h
index 7c669792fb9c..f1db33bc6bf8 100644
--- a/include/net/netfilter/nf_reject.h
+++ b/include/net/netfilter/nf_reject.h
@@ -34,7 +34,6 @@ static inline bool nf_reject_verify_csum(struct sk_buff *skb, int dataoff,
/* Protocols with partial checksums. */
case IPPROTO_UDPLITE:
- case IPPROTO_DCCP:
return false;
}
return true;
diff --git a/include/net/netfilter/nf_tables.h b/include/net/netfilter/nf_tables.h
index e4d8e451e935..891e43a01bdc 100644
--- a/include/net/netfilter/nf_tables.h
+++ b/include/net/netfilter/nf_tables.h
@@ -459,19 +459,13 @@ struct nft_set_ext;
* control plane functions.
*/
struct nft_set_ops {
- bool (*lookup)(const struct net *net,
+ const struct nft_set_ext * (*lookup)(const struct net *net,
const struct nft_set *set,
+ const u32 *key);
+ const struct nft_set_ext * (*update)(struct nft_set *set,
const u32 *key,
- const struct nft_set_ext **ext);
- bool (*update)(struct nft_set *set,
- const u32 *key,
- struct nft_elem_priv *
- (*new)(struct nft_set *,
- const struct nft_expr *,
- struct nft_regs *),
const struct nft_expr *expr,
- struct nft_regs *regs,
- const struct nft_set_ext **ext);
+ struct nft_regs *regs);
bool (*delete)(const struct nft_set *set,
const u32 *key);
@@ -1142,11 +1136,6 @@ int nft_set_catchall_validate(const struct nft_ctx *ctx, struct nft_set *set);
int nf_tables_bind_chain(const struct nft_ctx *ctx, struct nft_chain *chain);
void nf_tables_unbind_chain(const struct nft_ctx *ctx, struct nft_chain *chain);
-struct nft_hook;
-void nf_tables_chain_device_notify(const struct nft_chain *chain,
- const struct nft_hook *hook,
- const struct net_device *dev, int event);
-
enum nft_chain_types {
NFT_CHAIN_T_DEFAULT = 0,
NFT_CHAIN_T_ROUTE,
@@ -1944,11 +1933,6 @@ static inline u64 nft_net_tstamp(const struct net *net)
#define __NFT_REDUCE_READONLY 1UL
#define NFT_REDUCE_READONLY (void *)__NFT_REDUCE_READONLY
-static inline bool nft_reduce_is_readonly(const struct nft_expr *expr)
-{
- return expr->ops->reduce == NFT_REDUCE_READONLY;
-}
-
void nft_reg_track_update(struct nft_regs_track *track,
const struct nft_expr *expr, u8 dreg, u8 len);
void nft_reg_track_cancel(struct nft_regs_track *track, u8 dreg, u8 len);
diff --git a/include/net/netfilter/nf_tables_core.h b/include/net/netfilter/nf_tables_core.h
index 03b6165756fc..6c2f483d9828 100644
--- a/include/net/netfilter/nf_tables_core.h
+++ b/include/net/netfilter/nf_tables_core.h
@@ -94,34 +94,41 @@ extern const struct nft_set_type nft_set_pipapo_type;
extern const struct nft_set_type nft_set_pipapo_avx2_type;
#ifdef CONFIG_MITIGATION_RETPOLINE
-bool nft_rhash_lookup(const struct net *net, const struct nft_set *set,
- const u32 *key, const struct nft_set_ext **ext);
-bool nft_rbtree_lookup(const struct net *net, const struct nft_set *set,
- const u32 *key, const struct nft_set_ext **ext);
-bool nft_bitmap_lookup(const struct net *net, const struct nft_set *set,
- const u32 *key, const struct nft_set_ext **ext);
-bool nft_hash_lookup_fast(const struct net *net,
- const struct nft_set *set,
- const u32 *key, const struct nft_set_ext **ext);
-bool nft_hash_lookup(const struct net *net, const struct nft_set *set,
- const u32 *key, const struct nft_set_ext **ext);
-bool nft_set_do_lookup(const struct net *net, const struct nft_set *set,
- const u32 *key, const struct nft_set_ext **ext);
+const struct nft_set_ext *
+nft_rhash_lookup(const struct net *net, const struct nft_set *set,
+ const u32 *key);
+const struct nft_set_ext *
+nft_rbtree_lookup(const struct net *net, const struct nft_set *set,
+ const u32 *key);
+const struct nft_set_ext *
+nft_bitmap_lookup(const struct net *net, const struct nft_set *set,
+ const u32 *key);
+const struct nft_set_ext *
+nft_hash_lookup_fast(const struct net *net, const struct nft_set *set,
+ const u32 *key);
+const struct nft_set_ext *
+nft_hash_lookup(const struct net *net, const struct nft_set *set,
+ const u32 *key);
+const struct nft_set_ext *
+nft_set_do_lookup(const struct net *net, const struct nft_set *set,
+ const u32 *key);
#else
-static inline bool
+static inline const struct nft_set_ext *
nft_set_do_lookup(const struct net *net, const struct nft_set *set,
- const u32 *key, const struct nft_set_ext **ext)
+ const u32 *key)
{
- return set->ops->lookup(net, set, key, ext);
+ return set->ops->lookup(net, set, key);
}
#endif
/* called from nft_pipapo_avx2.c */
-bool nft_pipapo_lookup(const struct net *net, const struct nft_set *set,
- const u32 *key, const struct nft_set_ext **ext);
+const struct nft_set_ext *
+nft_pipapo_lookup(const struct net *net, const struct nft_set *set,
+ const u32 *key);
/* called from nft_set_pipapo.c */
-bool nft_pipapo_avx2_lookup(const struct net *net, const struct nft_set *set,
- const u32 *key, const struct nft_set_ext **ext);
+const struct nft_set_ext *
+nft_pipapo_avx2_lookup(const struct net *net, const struct nft_set *set,
+ const u32 *key);
void nft_counter_init_seqcount(void);
@@ -181,4 +188,7 @@ void nft_objref_eval(const struct nft_expr *expr, struct nft_regs *regs,
const struct nft_pktinfo *pkt);
void nft_objref_map_eval(const struct nft_expr *expr, struct nft_regs *regs,
const struct nft_pktinfo *pkt);
+struct nft_elem_priv *nft_dynset_new(struct nft_set *set,
+ const struct nft_expr *expr,
+ struct nft_regs *regs);
#endif /* _NET_NF_TABLES_CORE_H */
generated by cgit (git 2.34.1) at 2025-08-03 11:36:30 +0000