aboutsummaryrefslogtreecommitdiffstats
path: root/include/net/netfilter
diff options
context:
space:
mode:
Diffstat (limited to 'include/net/netfilter')
-rw-r--r--include/net/netfilter/nf_conntrack_acct.h6
-rw-r--r--include/net/netfilter/nf_conntrack_core.h15
-rw-r--r--include/net/netfilter/nf_conntrack_ecache.h19
-rw-r--r--include/net/netfilter/nf_conntrack_expect.h7
-rw-r--r--include/net/netfilter/nf_conntrack_extend.h4
-rw-r--r--include/net/netfilter/nf_conntrack_helper.h7
-rw-r--r--include/net/netfilter/nf_conntrack_l3proto.h11
-rw-r--r--include/net/netfilter/nf_conntrack_l4proto.h10
-rw-r--r--include/net/netfilter/nf_conntrack_labels.h58
-rw-r--r--include/net/netfilter/nf_conntrack_timeout.h8
-rw-r--r--include/net/netfilter/nf_conntrack_timestamp.h21
11 files changed, 138 insertions, 28 deletions
diff --git a/include/net/netfilter/nf_conntrack_acct.h b/include/net/netfilter/nf_conntrack_acct.h
index 463ae8e16696..2bdb7a15fe06 100644
--- a/include/net/netfilter/nf_conntrack_acct.h
+++ b/include/net/netfilter/nf_conntrack_acct.h
@@ -57,7 +57,9 @@ static inline void nf_ct_set_acct(struct net *net, bool enable)
net->ct.sysctl_acct = enable;
}
-extern int nf_conntrack_acct_init(struct net *net);
-extern void nf_conntrack_acct_fini(struct net *net);
+extern int nf_conntrack_acct_pernet_init(struct net *net);
+extern void nf_conntrack_acct_pernet_fini(struct net *net);
+extern int nf_conntrack_acct_init(void);
+extern void nf_conntrack_acct_fini(void);
#endif /* _NF_CONNTRACK_ACCT_H */
diff --git a/include/net/netfilter/nf_conntrack_core.h b/include/net/netfilter/nf_conntrack_core.h
index e98aeb3da033..930275fa2ea6 100644
--- a/include/net/netfilter/nf_conntrack_core.h
+++ b/include/net/netfilter/nf_conntrack_core.h
@@ -25,12 +25,19 @@ extern unsigned int nf_conntrack_in(struct net *net,
unsigned int hooknum,
struct sk_buff *skb);
-extern int nf_conntrack_init(struct net *net);
-extern void nf_conntrack_cleanup(struct net *net);
+extern int nf_conntrack_init_net(struct net *net);
+extern void nf_conntrack_cleanup_net(struct net *net);
-extern int nf_conntrack_proto_init(struct net *net);
-extern void nf_conntrack_proto_fini(struct net *net);
+extern int nf_conntrack_proto_pernet_init(struct net *net);
+extern void nf_conntrack_proto_pernet_fini(struct net *net);
+extern int nf_conntrack_proto_init(void);
+extern void nf_conntrack_proto_fini(void);
+
+extern int nf_conntrack_init_start(void);
+extern void nf_conntrack_cleanup_start(void);
+
+extern void nf_conntrack_init_end(void);
extern void nf_conntrack_cleanup_end(void);
extern bool
diff --git a/include/net/netfilter/nf_conntrack_ecache.h b/include/net/netfilter/nf_conntrack_ecache.h
index 5654d292efd4..092dc651689f 100644
--- a/include/net/netfilter/nf_conntrack_ecache.h
+++ b/include/net/netfilter/nf_conntrack_ecache.h
@@ -207,9 +207,11 @@ nf_ct_expect_event(enum ip_conntrack_expect_events event,
nf_ct_expect_event_report(event, exp, 0, 0);
}
-extern int nf_conntrack_ecache_init(struct net *net);
-extern void nf_conntrack_ecache_fini(struct net *net);
+extern int nf_conntrack_ecache_pernet_init(struct net *net);
+extern void nf_conntrack_ecache_pernet_fini(struct net *net);
+extern int nf_conntrack_ecache_init(void);
+extern void nf_conntrack_ecache_fini(void);
#else /* CONFIG_NF_CONNTRACK_EVENTS */
static inline void nf_conntrack_event_cache(enum ip_conntrack_events event,
@@ -232,12 +234,21 @@ static inline void nf_ct_expect_event_report(enum ip_conntrack_expect_events e,
u32 portid,
int report) {}
-static inline int nf_conntrack_ecache_init(struct net *net)
+static inline int nf_conntrack_ecache_pernet_init(struct net *net)
{
return 0;
}
-static inline void nf_conntrack_ecache_fini(struct net *net)
+static inline void nf_conntrack_ecache_pernet_fini(struct net *net)
+{
+}
+
+static inline int nf_conntrack_ecache_init(void)
+{
+ return 0;
+}
+
+static inline void nf_conntrack_ecache_fini(void)
{
}
#endif /* CONFIG_NF_CONNTRACK_EVENTS */
diff --git a/include/net/netfilter/nf_conntrack_expect.h b/include/net/netfilter/nf_conntrack_expect.h
index cc13f377a705..cbbae7621e22 100644
--- a/include/net/netfilter/nf_conntrack_expect.h
+++ b/include/net/netfilter/nf_conntrack_expect.h
@@ -69,8 +69,11 @@ struct nf_conntrack_expect_policy {
#define NF_CT_EXPECT_CLASS_DEFAULT 0
-int nf_conntrack_expect_init(struct net *net);
-void nf_conntrack_expect_fini(struct net *net);
+int nf_conntrack_expect_pernet_init(struct net *net);
+void nf_conntrack_expect_pernet_fini(struct net *net);
+
+int nf_conntrack_expect_init(void);
+void nf_conntrack_expect_fini(void);
struct nf_conntrack_expect *
__nf_ct_expect_find(struct net *net, u16 zone,
diff --git a/include/net/netfilter/nf_conntrack_extend.h b/include/net/netfilter/nf_conntrack_extend.h
index 8b4d1fc29096..977bc8a46444 100644
--- a/include/net/netfilter/nf_conntrack_extend.h
+++ b/include/net/netfilter/nf_conntrack_extend.h
@@ -23,6 +23,9 @@ enum nf_ct_ext_id {
#ifdef CONFIG_NF_CONNTRACK_TIMEOUT
NF_CT_EXT_TIMEOUT,
#endif
+#ifdef CONFIG_NF_CONNTRACK_LABELS
+ NF_CT_EXT_LABELS,
+#endif
NF_CT_EXT_NUM,
};
@@ -33,6 +36,7 @@ enum nf_ct_ext_id {
#define NF_CT_EXT_ZONE_TYPE struct nf_conntrack_zone
#define NF_CT_EXT_TSTAMP_TYPE struct nf_conn_tstamp
#define NF_CT_EXT_TIMEOUT_TYPE struct nf_conn_timeout
+#define NF_CT_EXT_LABELS_TYPE struct nf_conn_labels
/* Extensions: optional stuff which isn't permanently in struct. */
struct nf_ct_ext {
diff --git a/include/net/netfilter/nf_conntrack_helper.h b/include/net/netfilter/nf_conntrack_helper.h
index 9aad956d1008..ce27edf57570 100644
--- a/include/net/netfilter/nf_conntrack_helper.h
+++ b/include/net/netfilter/nf_conntrack_helper.h
@@ -82,8 +82,11 @@ static inline void *nfct_help_data(const struct nf_conn *ct)
return (void *)help->data;
}
-extern int nf_conntrack_helper_init(struct net *net);
-extern void nf_conntrack_helper_fini(struct net *net);
+extern int nf_conntrack_helper_pernet_init(struct net *net);
+extern void nf_conntrack_helper_pernet_fini(struct net *net);
+
+extern int nf_conntrack_helper_init(void);
+extern void nf_conntrack_helper_fini(void);
extern int nf_conntrack_broadcast_help(struct sk_buff *skb,
unsigned int protoff,
diff --git a/include/net/netfilter/nf_conntrack_l3proto.h b/include/net/netfilter/nf_conntrack_l3proto.h
index 6f7c13f4ac03..3bb89eac3fa1 100644
--- a/include/net/netfilter/nf_conntrack_l3proto.h
+++ b/include/net/netfilter/nf_conntrack_l3proto.h
@@ -76,11 +76,16 @@ struct nf_conntrack_l3proto {
extern struct nf_conntrack_l3proto __rcu *nf_ct_l3protos[AF_MAX];
-/* Protocol registration. */
-extern int nf_conntrack_l3proto_register(struct net *net,
+/* Protocol pernet registration. */
+extern int nf_ct_l3proto_pernet_register(struct net *net,
struct nf_conntrack_l3proto *proto);
-extern void nf_conntrack_l3proto_unregister(struct net *net,
+extern void nf_ct_l3proto_pernet_unregister(struct net *net,
struct nf_conntrack_l3proto *proto);
+
+/* Protocol global registration. */
+extern int nf_ct_l3proto_register(struct nf_conntrack_l3proto *proto);
+extern void nf_ct_l3proto_unregister(struct nf_conntrack_l3proto *proto);
+
extern struct nf_conntrack_l3proto *nf_ct_l3proto_find_get(u_int16_t l3proto);
extern void nf_ct_l3proto_put(struct nf_conntrack_l3proto *p);
diff --git a/include/net/netfilter/nf_conntrack_l4proto.h b/include/net/netfilter/nf_conntrack_l4proto.h
index c3be4aef6bf7..914d8d900798 100644
--- a/include/net/netfilter/nf_conntrack_l4proto.h
+++ b/include/net/netfilter/nf_conntrack_l4proto.h
@@ -121,12 +121,16 @@ extern struct nf_conntrack_l4proto *
nf_ct_l4proto_find_get(u_int16_t l3proto, u_int8_t l4proto);
extern void nf_ct_l4proto_put(struct nf_conntrack_l4proto *p);
-/* Protocol registration. */
-extern int nf_conntrack_l4proto_register(struct net *net,
+/* Protocol pernet registration. */
+extern int nf_ct_l4proto_pernet_register(struct net *net,
struct nf_conntrack_l4proto *proto);
-extern void nf_conntrack_l4proto_unregister(struct net *net,
+extern void nf_ct_l4proto_pernet_unregister(struct net *net,
struct nf_conntrack_l4proto *proto);
+/* Protocol global registration. */
+extern int nf_ct_l4proto_register(struct nf_conntrack_l4proto *proto);
+extern void nf_ct_l4proto_unregister(struct nf_conntrack_l4proto *proto);
+
static inline void nf_ct_kfree_compat_sysctl_table(struct nf_proto_net *pn)
{
#if defined(CONFIG_SYSCTL) && defined(CONFIG_NF_CONNTRACK_PROC_COMPAT)
diff --git a/include/net/netfilter/nf_conntrack_labels.h b/include/net/netfilter/nf_conntrack_labels.h
new file mode 100644
index 000000000000..c985695283b3
--- /dev/null
+++ b/include/net/netfilter/nf_conntrack_labels.h
@@ -0,0 +1,58 @@
+#include <linux/types.h>
+#include <net/net_namespace.h>
+#include <linux/netfilter/nf_conntrack_common.h>
+#include <linux/netfilter/nf_conntrack_tuple_common.h>
+#include <net/netfilter/nf_conntrack.h>
+#include <net/netfilter/nf_conntrack_extend.h>
+
+#include <uapi/linux/netfilter/xt_connlabel.h>
+
+struct nf_conn_labels {
+ u8 words;
+ unsigned long bits[];
+};
+
+static inline struct nf_conn_labels *nf_ct_labels_find(const struct nf_conn *ct)
+{
+#ifdef CONFIG_NF_CONNTRACK_LABELS
+ return nf_ct_ext_find(ct, NF_CT_EXT_LABELS);
+#else
+ return NULL;
+#endif
+}
+
+static inline struct nf_conn_labels *nf_ct_labels_ext_add(struct nf_conn *ct)
+{
+#ifdef CONFIG_NF_CONNTRACK_LABELS
+ struct nf_conn_labels *cl_ext;
+ struct net *net = nf_ct_net(ct);
+ u8 words;
+
+ words = ACCESS_ONCE(net->ct.label_words);
+ if (words == 0 || WARN_ON_ONCE(words > 8))
+ return NULL;
+
+ cl_ext = nf_ct_ext_add_length(ct, NF_CT_EXT_LABELS,
+ words * sizeof(long), GFP_ATOMIC);
+ if (cl_ext != NULL)
+ cl_ext->words = words;
+
+ return cl_ext;
+#else
+ return NULL;
+#endif
+}
+
+bool nf_connlabel_match(const struct nf_conn *ct, u16 bit);
+int nf_connlabel_set(struct nf_conn *ct, u16 bit);
+
+int nf_connlabels_replace(struct nf_conn *ct,
+ const u32 *data, const u32 *mask, unsigned int words);
+
+#ifdef CONFIG_NF_CONNTRACK_LABELS
+int nf_conntrack_labels_init(void);
+void nf_conntrack_labels_fini(void);
+#else
+static inline int nf_conntrack_labels_init(void) { return 0; }
+static inline void nf_conntrack_labels_fini(void) {}
+#endif
diff --git a/include/net/netfilter/nf_conntrack_timeout.h b/include/net/netfilter/nf_conntrack_timeout.h
index e41e472d08f2..d23aceb16d94 100644
--- a/include/net/netfilter/nf_conntrack_timeout.h
+++ b/include/net/netfilter/nf_conntrack_timeout.h
@@ -76,15 +76,15 @@ nf_ct_timeout_lookup(struct net *net, struct nf_conn *ct,
}
#ifdef CONFIG_NF_CONNTRACK_TIMEOUT
-extern int nf_conntrack_timeout_init(struct net *net);
-extern void nf_conntrack_timeout_fini(struct net *net);
+extern int nf_conntrack_timeout_init(void);
+extern void nf_conntrack_timeout_fini(void);
#else
-static inline int nf_conntrack_timeout_init(struct net *net)
+static inline int nf_conntrack_timeout_init(void)
{
return 0;
}
-static inline void nf_conntrack_timeout_fini(struct net *net)
+static inline void nf_conntrack_timeout_fini(void)
{
return;
}
diff --git a/include/net/netfilter/nf_conntrack_timestamp.h b/include/net/netfilter/nf_conntrack_timestamp.h
index fc9c82b1f06b..b00461413efd 100644
--- a/include/net/netfilter/nf_conntrack_timestamp.h
+++ b/include/net/netfilter/nf_conntrack_timestamp.h
@@ -48,15 +48,28 @@ static inline void nf_ct_set_tstamp(struct net *net, bool enable)
}
#ifdef CONFIG_NF_CONNTRACK_TIMESTAMP
-extern int nf_conntrack_tstamp_init(struct net *net);
-extern void nf_conntrack_tstamp_fini(struct net *net);
+extern int nf_conntrack_tstamp_pernet_init(struct net *net);
+extern void nf_conntrack_tstamp_pernet_fini(struct net *net);
+
+extern int nf_conntrack_tstamp_init(void);
+extern void nf_conntrack_tstamp_fini(void);
#else
-static inline int nf_conntrack_tstamp_init(struct net *net)
+static inline int nf_conntrack_tstamp_pernet_init(struct net *net)
+{
+ return 0;
+}
+
+static inline void nf_conntrack_tstamp_pernet_fini(struct net *net)
+{
+ return;
+}
+
+static inline int nf_conntrack_tstamp_init(void)
{
return 0;
}
-static inline void nf_conntrack_tstamp_fini(struct net *net)
+static inline void nf_conntrack_tstamp_fini(void)
{
return;
}
Copyright © 1996 – 2023 Jason A. Donenfeld. All Rights Reverse Engineered.