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Diffstat (limited to 'include/net/netlabel.h')
-rw-r--r--include/net/netlabel.h64
1 files changed, 29 insertions, 35 deletions
diff --git a/include/net/netlabel.h b/include/net/netlabel.h
index 9b7d6f2ac9a3..2e5b2f6f9fa0 100644
--- a/include/net/netlabel.h
+++ b/include/net/netlabel.h
@@ -132,6 +132,8 @@ struct netlbl_lsm_secattr_catmap {
#define NETLBL_SECATTR_CACHE 0x00000002
#define NETLBL_SECATTR_MLS_LVL 0x00000004
#define NETLBL_SECATTR_MLS_CAT 0x00000008
+#define NETLBL_SECATTR_CACHEABLE (NETLBL_SECATTR_MLS_LVL | \
+ NETLBL_SECATTR_MLS_CAT)
struct netlbl_lsm_secattr {
u32 flags;
@@ -144,10 +146,9 @@ struct netlbl_lsm_secattr {
};
/*
- * LSM security attribute operations
+ * LSM security attribute operations (inline)
*/
-
/**
* netlbl_secattr_cache_alloc - Allocate and initialize a secattr cache
* @flags: the memory allocation flags
@@ -283,6 +284,9 @@ static inline void netlbl_secattr_free(struct netlbl_lsm_secattr *secattr)
}
#ifdef CONFIG_NETLABEL
+/*
+ * LSM security attribute operations
+ */
int netlbl_secattr_catmap_walk(struct netlbl_lsm_secattr_catmap *catmap,
u32 offset);
int netlbl_secattr_catmap_walk_rng(struct netlbl_lsm_secattr_catmap *catmap,
@@ -294,6 +298,25 @@ int netlbl_secattr_catmap_setrng(struct netlbl_lsm_secattr_catmap *catmap,
u32 start,
u32 end,
gfp_t flags);
+
+/*
+ * LSM protocol operations
+ */
+int netlbl_enabled(void);
+int netlbl_sock_setattr(struct sock *sk,
+ const struct netlbl_lsm_secattr *secattr);
+int netlbl_sock_getattr(struct sock *sk,
+ struct netlbl_lsm_secattr *secattr);
+int netlbl_skbuff_getattr(const struct sk_buff *skb,
+ struct netlbl_lsm_secattr *secattr);
+void netlbl_skbuff_err(struct sk_buff *skb, int error);
+
+/*
+ * LSM label mapping cache operations
+ */
+void netlbl_cache_invalidate(void);
+int netlbl_cache_add(const struct sk_buff *skb,
+ const struct netlbl_lsm_secattr *secattr);
#else
static inline int netlbl_secattr_catmap_walk(
struct netlbl_lsm_secattr_catmap *catmap,
@@ -301,14 +324,12 @@ static inline int netlbl_secattr_catmap_walk(
{
return -ENOENT;
}
-
static inline int netlbl_secattr_catmap_walk_rng(
struct netlbl_lsm_secattr_catmap *catmap,
u32 offset)
{
return -ENOENT;
}
-
static inline int netlbl_secattr_catmap_setbit(
struct netlbl_lsm_secattr_catmap *catmap,
u32 bit,
@@ -316,7 +337,6 @@ static inline int netlbl_secattr_catmap_setbit(
{
return 0;
}
-
static inline int netlbl_secattr_catmap_setrng(
struct netlbl_lsm_secattr_catmap *catmap,
u32 start,
@@ -325,59 +345,33 @@ static inline int netlbl_secattr_catmap_setrng(
{
return 0;
}
-#endif
-
-/*
- * LSM protocol operations
- */
-
-#ifdef CONFIG_NETLABEL
-int netlbl_sock_setattr(struct sock *sk,
- const struct netlbl_lsm_secattr *secattr);
-int netlbl_sock_getattr(struct sock *sk,
- struct netlbl_lsm_secattr *secattr);
-int netlbl_skbuff_getattr(const struct sk_buff *skb,
- struct netlbl_lsm_secattr *secattr);
-void netlbl_skbuff_err(struct sk_buff *skb, int error);
-#else
+static inline int netlbl_enabled(void)
+{
+ return 0;
+}
static inline int netlbl_sock_setattr(struct sock *sk,
const struct netlbl_lsm_secattr *secattr)
{
return -ENOSYS;
}
-
static inline int netlbl_sock_getattr(struct sock *sk,
struct netlbl_lsm_secattr *secattr)
{
return -ENOSYS;
}
-
static inline int netlbl_skbuff_getattr(const struct sk_buff *skb,
struct netlbl_lsm_secattr *secattr)
{
return -ENOSYS;
}
-
static inline void netlbl_skbuff_err(struct sk_buff *skb, int error)
{
return;
}
-#endif /* CONFIG_NETLABEL */
-
-/*
- * LSM label mapping cache operations
- */
-
-#ifdef CONFIG_NETLABEL
-void netlbl_cache_invalidate(void);
-int netlbl_cache_add(const struct sk_buff *skb,
- const struct netlbl_lsm_secattr *secattr);
-#else
static inline void netlbl_cache_invalidate(void)
{
return;
}
-
static inline int netlbl_cache_add(const struct sk_buff *skb,
const struct netlbl_lsm_secattr *secattr)
{