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-rw-r--r--include/linux/netfilter/nf_conntrack_h323.h109
-rw-r--r--include/linux/netfilter/nf_conntrack_sip.h2
-rw-r--r--include/net/net_namespace.h6
-rw-r--r--include/net/netfilter/nf_conntrack_timeout.h2
-rw-r--r--include/net/netfilter/nf_flow_table.h21
-rw-r--r--include/net/netfilter/nf_nat.h2
-rw-r--r--include/net/netfilter/nf_tables.h15
-rw-r--r--include/net/netfilter/nf_tables_core.h10
-rw-r--r--include/net/netns/flow_table.h14
9 files changed, 115 insertions, 66 deletions
diff --git a/include/linux/netfilter/nf_conntrack_h323.h b/include/linux/netfilter/nf_conntrack_h323.h
index 4561ec0fcea4..9e937f64a1ad 100644
--- a/include/linux/netfilter/nf_conntrack_h323.h
+++ b/include/linux/netfilter/nf_conntrack_h323.h
@@ -38,60 +38,63 @@ void nf_conntrack_h245_expect(struct nf_conn *new,
struct nf_conntrack_expect *this);
void nf_conntrack_q931_expect(struct nf_conn *new,
struct nf_conntrack_expect *this);
-extern int (*set_h245_addr_hook) (struct sk_buff *skb, unsigned int protoff,
- unsigned char **data, int dataoff,
- H245_TransportAddress *taddr,
- union nf_inet_addr *addr,
- __be16 port);
-extern int (*set_h225_addr_hook) (struct sk_buff *skb, unsigned int protoff,
- unsigned char **data, int dataoff,
- TransportAddress *taddr,
- union nf_inet_addr *addr,
- __be16 port);
-extern int (*set_sig_addr_hook) (struct sk_buff *skb,
- struct nf_conn *ct,
- enum ip_conntrack_info ctinfo,
- unsigned int protoff, unsigned char **data,
- TransportAddress *taddr, int count);
-extern int (*set_ras_addr_hook) (struct sk_buff *skb,
- struct nf_conn *ct,
- enum ip_conntrack_info ctinfo,
- unsigned int protoff, unsigned char **data,
- TransportAddress *taddr, int count);
-extern int (*nat_rtp_rtcp_hook) (struct sk_buff *skb,
- struct nf_conn *ct,
- enum ip_conntrack_info ctinfo,
- unsigned int protoff, unsigned char **data,
- int dataoff,
- H245_TransportAddress *taddr,
- __be16 port, __be16 rtp_port,
- struct nf_conntrack_expect *rtp_exp,
- struct nf_conntrack_expect *rtcp_exp);
-extern int (*nat_t120_hook) (struct sk_buff *skb, struct nf_conn *ct,
- enum ip_conntrack_info ctinfo,
- unsigned int protoff,
+
+struct nfct_h323_nat_hooks {
+ int (*set_h245_addr)(struct sk_buff *skb, unsigned int protoff,
unsigned char **data, int dataoff,
- H245_TransportAddress *taddr, __be16 port,
- struct nf_conntrack_expect *exp);
-extern int (*nat_h245_hook) (struct sk_buff *skb, struct nf_conn *ct,
- enum ip_conntrack_info ctinfo,
- unsigned int protoff,
+ H245_TransportAddress *taddr,
+ union nf_inet_addr *addr, __be16 port);
+ int (*set_h225_addr)(struct sk_buff *skb, unsigned int protoff,
unsigned char **data, int dataoff,
- TransportAddress *taddr, __be16 port,
- struct nf_conntrack_expect *exp);
-extern int (*nat_callforwarding_hook) (struct sk_buff *skb,
- struct nf_conn *ct,
- enum ip_conntrack_info ctinfo,
- unsigned int protoff,
- unsigned char **data, int dataoff,
- TransportAddress *taddr,
- __be16 port,
- struct nf_conntrack_expect *exp);
-extern int (*nat_q931_hook) (struct sk_buff *skb, struct nf_conn *ct,
- enum ip_conntrack_info ctinfo,
- unsigned int protoff,
- unsigned char **data, TransportAddress *taddr,
- int idx, __be16 port,
- struct nf_conntrack_expect *exp);
+ TransportAddress *taddr,
+ union nf_inet_addr *addr, __be16 port);
+ int (*set_sig_addr)(struct sk_buff *skb,
+ struct nf_conn *ct,
+ enum ip_conntrack_info ctinfo,
+ unsigned int protoff, unsigned char **data,
+ TransportAddress *taddr, int count);
+ int (*set_ras_addr)(struct sk_buff *skb,
+ struct nf_conn *ct,
+ enum ip_conntrack_info ctinfo,
+ unsigned int protoff, unsigned char **data,
+ TransportAddress *taddr, int count);
+ int (*nat_rtp_rtcp)(struct sk_buff *skb,
+ struct nf_conn *ct,
+ enum ip_conntrack_info ctinfo,
+ unsigned int protoff,
+ unsigned char **data, int dataoff,
+ H245_TransportAddress *taddr,
+ __be16 port, __be16 rtp_port,
+ struct nf_conntrack_expect *rtp_exp,
+ struct nf_conntrack_expect *rtcp_exp);
+ int (*nat_t120)(struct sk_buff *skb,
+ struct nf_conn *ct,
+ enum ip_conntrack_info ctinfo,
+ unsigned int protoff,
+ unsigned char **data, int dataoff,
+ H245_TransportAddress *taddr, __be16 port,
+ struct nf_conntrack_expect *exp);
+ int (*nat_h245)(struct sk_buff *skb,
+ struct nf_conn *ct,
+ enum ip_conntrack_info ctinfo,
+ unsigned int protoff,
+ unsigned char **data, int dataoff,
+ TransportAddress *taddr, __be16 port,
+ struct nf_conntrack_expect *exp);
+ int (*nat_callforwarding)(struct sk_buff *skb,
+ struct nf_conn *ct,
+ enum ip_conntrack_info ctinfo,
+ unsigned int protoff,
+ unsigned char **data, int dataoff,
+ TransportAddress *taddr, __be16 port,
+ struct nf_conntrack_expect *exp);
+ int (*nat_q931)(struct sk_buff *skb,
+ struct nf_conn *ct,
+ enum ip_conntrack_info ctinfo,
+ unsigned int protoff,
+ unsigned char **data, TransportAddress *taddr, int idx,
+ __be16 port, struct nf_conntrack_expect *exp);
+};
+extern const struct nfct_h323_nat_hooks __rcu *nfct_h323_nat_hook;
#endif
diff --git a/include/linux/netfilter/nf_conntrack_sip.h b/include/linux/netfilter/nf_conntrack_sip.h
index c620521c42bc..dbc614dfe0d5 100644
--- a/include/linux/netfilter/nf_conntrack_sip.h
+++ b/include/linux/netfilter/nf_conntrack_sip.h
@@ -164,7 +164,7 @@ struct nf_nat_sip_hooks {
unsigned int medialen,
union nf_inet_addr *rtp_addr);
};
-extern const struct nf_nat_sip_hooks *nf_nat_sip_hooks;
+extern const struct nf_nat_sip_hooks __rcu *nf_nat_sip_hooks;
int ct_sip_parse_request(const struct nf_conn *ct, const char *dptr,
unsigned int datalen, unsigned int *matchoff,
diff --git a/include/net/net_namespace.h b/include/net/net_namespace.h
index 20a2992901c2..8c3587d5c308 100644
--- a/include/net/net_namespace.h
+++ b/include/net/net_namespace.h
@@ -26,6 +26,9 @@
#if defined(CONFIG_NF_CONNTRACK) || defined(CONFIG_NF_CONNTRACK_MODULE)
#include <net/netns/conntrack.h>
#endif
+#if IS_ENABLED(CONFIG_NF_FLOW_TABLE)
+#include <net/netns/flow_table.h>
+#endif
#include <net/netns/nftables.h>
#include <net/netns/xfrm.h>
#include <net/netns/mpls.h>
@@ -142,6 +145,9 @@ struct net {
#if defined(CONFIG_NF_TABLES) || defined(CONFIG_NF_TABLES_MODULE)
struct netns_nftables nft;
#endif
+#if IS_ENABLED(CONFIG_NF_FLOW_TABLE)
+ struct netns_ft ft;
+#endif
#endif
#ifdef CONFIG_WEXT_CORE
struct sk_buff_head wext_nlevents;
diff --git a/include/net/netfilter/nf_conntrack_timeout.h b/include/net/netfilter/nf_conntrack_timeout.h
index fea258983d23..9fdaba911de6 100644
--- a/include/net/netfilter/nf_conntrack_timeout.h
+++ b/include/net/netfilter/nf_conntrack_timeout.h
@@ -105,7 +105,7 @@ struct nf_ct_timeout_hooks {
void (*timeout_put)(struct nf_ct_timeout *timeout);
};
-extern const struct nf_ct_timeout_hooks *nf_ct_timeout_hook;
+extern const struct nf_ct_timeout_hooks __rcu *nf_ct_timeout_hook;
#endif
#endif /* _NF_CONNTRACK_TIMEOUT_H */
diff --git a/include/net/netfilter/nf_flow_table.h b/include/net/netfilter/nf_flow_table.h
index 64daafd1fc41..d5326c44b453 100644
--- a/include/net/netfilter/nf_flow_table.h
+++ b/include/net/netfilter/nf_flow_table.h
@@ -335,4 +335,25 @@ static inline __be16 nf_flow_pppoe_proto(const struct sk_buff *skb)
return 0;
}
+#define NF_FLOW_TABLE_STAT_INC(net, count) __this_cpu_inc((net)->ft.stat->count)
+#define NF_FLOW_TABLE_STAT_DEC(net, count) __this_cpu_dec((net)->ft.stat->count)
+#define NF_FLOW_TABLE_STAT_INC_ATOMIC(net, count) \
+ this_cpu_inc((net)->ft.stat->count)
+#define NF_FLOW_TABLE_STAT_DEC_ATOMIC(net, count) \
+ this_cpu_dec((net)->ft.stat->count)
+
+#ifdef CONFIG_NF_FLOW_TABLE_PROCFS
+int nf_flow_table_init_proc(struct net *net);
+void nf_flow_table_fini_proc(struct net *net);
+#else
+static inline int nf_flow_table_init_proc(struct net *net)
+{
+ return 0;
+}
+
+static inline void nf_flow_table_fini_proc(struct net *net)
+{
+}
+#endif /* CONFIG_NF_FLOW_TABLE_PROCFS */
+
#endif /* _NF_FLOW_TABLE_H */
diff --git a/include/net/netfilter/nf_nat.h b/include/net/netfilter/nf_nat.h
index 987111ae5240..e9eb01e99d2f 100644
--- a/include/net/netfilter/nf_nat.h
+++ b/include/net/netfilter/nf_nat.h
@@ -104,7 +104,7 @@ unsigned int
nf_nat_inet_fn(void *priv, struct sk_buff *skb,
const struct nf_hook_state *state);
-static inline int nf_nat_initialized(struct nf_conn *ct,
+static inline int nf_nat_initialized(const struct nf_conn *ct,
enum nf_nat_manip_type manip)
{
if (manip == NF_NAT_MANIP_SRC)
diff --git a/include/net/netfilter/nf_tables.h b/include/net/netfilter/nf_tables.h
index 64cf655c818c..8bfb9c74afbf 100644
--- a/include/net/netfilter/nf_tables.h
+++ b/include/net/netfilter/nf_tables.h
@@ -157,11 +157,26 @@ static inline void nft_reg_store16(u32 *dreg, u16 val)
*(u16 *)dreg = val;
}
+static inline void nft_reg_store_be16(u32 *dreg, __be16 val)
+{
+ nft_reg_store16(dreg, (__force __u16)val);
+}
+
static inline u16 nft_reg_load16(const u32 *sreg)
{
return *(u16 *)sreg;
}
+static inline __be16 nft_reg_load_be16(const u32 *sreg)
+{
+ return (__force __be16)nft_reg_load16(sreg);
+}
+
+static inline __be32 nft_reg_load_be32(const u32 *sreg)
+{
+ return *(__force __be32 *)sreg;
+}
+
static inline void nft_reg_store64(u32 *dreg, u64 val)
{
put_unaligned(val, (u64 *)dreg);
diff --git a/include/net/netfilter/nf_tables_core.h b/include/net/netfilter/nf_tables_core.h
index 0ea7c55cea4d..1223af68cd9a 100644
--- a/include/net/netfilter/nf_tables_core.h
+++ b/include/net/netfilter/nf_tables_core.h
@@ -56,16 +56,6 @@ struct nft_immediate_expr {
u8 dlen;
};
-/* Calculate the mask for the nft_cmp_fast expression. On big endian the
- * mask needs to include the *upper* bytes when interpreting that data as
- * something smaller than the full u32, therefore a cpu_to_le32 is done.
- */
-static inline u32 nft_cmp_fast_mask(unsigned int len)
-{
- return cpu_to_le32(~0U >> (sizeof_field(struct nft_cmp_fast_expr,
- data) * BITS_PER_BYTE - len));
-}
-
extern const struct nft_expr_ops nft_cmp_fast_ops;
extern const struct nft_expr_ops nft_cmp16_fast_ops;
diff --git a/include/net/netns/flow_table.h b/include/net/netns/flow_table.h
new file mode 100644
index 000000000000..1c5fc657e267
--- /dev/null
+++ b/include/net/netns/flow_table.h
@@ -0,0 +1,14 @@
+/* SPDX-License-Identifier: GPL-2.0 */
+#ifndef __NETNS_FLOW_TABLE_H
+#define __NETNS_FLOW_TABLE_H
+
+struct nf_flow_table_stat {
+ unsigned int count_wq_add;
+ unsigned int count_wq_del;
+ unsigned int count_wq_stats;
+};
+
+struct netns_ft {
+ struct nf_flow_table_stat __percpu *stat;
+};
+#endif