diff options
Diffstat (limited to 'include/net/cipso_ipv4.h')
| -rw-r--r-- | include/net/cipso_ipv4.h | 55 |
1 files changed, 41 insertions, 14 deletions
diff --git a/include/net/cipso_ipv4.h b/include/net/cipso_ipv4.h index a6bb94530cf..9909774eb99 100644 --- a/include/net/cipso_ipv4.h +++ b/include/net/cipso_ipv4.h @@ -40,11 +40,12 @@ #include <linux/net.h> #include <linux/skbuff.h> #include <net/netlabel.h> +#include <asm/atomic.h> /* known doi values */ #define CIPSO_V4_DOI_UNKNOWN 0x00000000 -/* tag types */ +/* standard tag types */ #define CIPSO_V4_TAG_INVALID 0 #define CIPSO_V4_TAG_RBITMAP 1 #define CIPSO_V4_TAG_ENUM 2 @@ -52,10 +53,14 @@ #define CIPSO_V4_TAG_PBITMAP 6 #define CIPSO_V4_TAG_FREEFORM 7 +/* non-standard tag types (tags > 127) */ +#define CIPSO_V4_TAG_LOCAL 128 + /* doi mapping types */ #define CIPSO_V4_MAP_UNKNOWN 0 -#define CIPSO_V4_MAP_STD 1 +#define CIPSO_V4_MAP_TRANS 1 #define CIPSO_V4_MAP_PASS 2 +#define CIPSO_V4_MAP_LOCAL 3 /* limits */ #define CIPSO_V4_MAX_REM_LVLS 255 @@ -79,10 +84,9 @@ struct cipso_v4_doi { } map; u8 tags[CIPSO_V4_TAG_MAXCNT]; - u32 valid; + atomic_t refcount; struct list_head list; struct rcu_head rcu; - struct list_head dom_list; }; /* Standard CIPSO mapping table */ @@ -128,25 +132,26 @@ extern int cipso_v4_rbm_strictvalid; #ifdef CONFIG_NETLABEL int cipso_v4_doi_add(struct cipso_v4_doi *doi_def); -int cipso_v4_doi_remove(u32 doi, - struct netlbl_audit *audit_info, - void (*callback) (struct rcu_head * head)); +void cipso_v4_doi_free(struct cipso_v4_doi *doi_def); +int cipso_v4_doi_remove(u32 doi, struct netlbl_audit *audit_info); struct cipso_v4_doi *cipso_v4_doi_getdef(u32 doi); +void cipso_v4_doi_putdef(struct cipso_v4_doi *doi_def); int cipso_v4_doi_walk(u32 *skip_cnt, int (*callback) (struct cipso_v4_doi *doi_def, void *arg), void *cb_arg); -int cipso_v4_doi_domhsh_add(struct cipso_v4_doi *doi_def, const char *domain); -int cipso_v4_doi_domhsh_remove(struct cipso_v4_doi *doi_def, - const char *domain); #else static inline int cipso_v4_doi_add(struct cipso_v4_doi *doi_def) { return -ENOSYS; } +static inline void cipso_v4_doi_free(struct cipso_v4_doi *doi_def) +{ + return; +} + static inline int cipso_v4_doi_remove(u32 doi, - struct netlbl_audit *audit_info, - void (*callback) (struct rcu_head * head)) + struct netlbl_audit *audit_info) { return 0; } @@ -206,10 +211,15 @@ void cipso_v4_error(struct sk_buff *skb, int error, u32 gateway); int cipso_v4_sock_setattr(struct sock *sk, const struct cipso_v4_doi *doi_def, const struct netlbl_lsm_secattr *secattr); +void cipso_v4_sock_delattr(struct sock *sk); int cipso_v4_sock_getattr(struct sock *sk, struct netlbl_lsm_secattr *secattr); +int cipso_v4_skbuff_setattr(struct sk_buff *skb, + const struct cipso_v4_doi *doi_def, + const struct netlbl_lsm_secattr *secattr); +int cipso_v4_skbuff_delattr(struct sk_buff *skb); int cipso_v4_skbuff_getattr(const struct sk_buff *skb, struct netlbl_lsm_secattr *secattr); -int cipso_v4_validate(unsigned char **option); +int cipso_v4_validate(const struct sk_buff *skb, unsigned char **option); #else static inline void cipso_v4_error(struct sk_buff *skb, int error, @@ -225,19 +235,36 @@ static inline int cipso_v4_sock_setattr(struct sock *sk, return -ENOSYS; } +static inline void cipso_v4_sock_delattr(struct sock *sk) +{ +} + static inline int cipso_v4_sock_getattr(struct sock *sk, struct netlbl_lsm_secattr *secattr) { return -ENOSYS; } +static inline int cipso_v4_skbuff_setattr(struct sk_buff *skb, + const struct cipso_v4_doi *doi_def, + const struct netlbl_lsm_secattr *secattr) +{ + return -ENOSYS; +} + +static inline int cipso_v4_skbuff_delattr(struct sk_buff *skb) +{ + return -ENOSYS; +} + static inline int cipso_v4_skbuff_getattr(const struct sk_buff *skb, struct netlbl_lsm_secattr *secattr) { return -ENOSYS; } -static inline int cipso_v4_validate(unsigned char **option) +static inline int cipso_v4_validate(const struct sk_buff *skb, + unsigned char **option) { return -ENOSYS; } |