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SELinux: Add a capabilities bitmap to SELinux policy version 22

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Add a new policy capabilities bitmap to SELinux policy version 22.  This bitmap
will enable the security server to query the policy to determine which features
it supports.

Signed-off-by: Paul Moore <paul.moore@hp.com>
Signed-off-by: James Morris <jmorris@namei.org>
This commit is contained in:
Paul Moore 2008-01-29 08:38:19 -05:00 • committed by James Morris
parent 224dfbd81e
commit 3bb56b25db
6 changed files with 185 additions and 8 deletions
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15
security/selinux/include/security.h
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@ -25,13 +25,14 @@
#define POLICYDB_VERSION_MLS 19
#define POLICYDB_VERSION_AVTAB 20
#define POLICYDB_VERSION_RANGETRANS 21
#define POLICYDB_VERSION_POLCAP 22
/* Range of policy versions we understand*/
#define POLICYDB_VERSION_MIN POLICYDB_VERSION_BASE
#ifdef CONFIG_SECURITY_SELINUX_POLICYDB_VERSION_MAX
#define POLICYDB_VERSION_MAX CONFIG_SECURITY_SELINUX_POLICYDB_VERSION_MAX_VALUE
#else
#define POLICYDB_VERSION_MAX POLICYDB_VERSION_RANGETRANS
#define POLICYDB_VERSION_MAX POLICYDB_VERSION_POLCAP
#endif
struct netlbl_lsm_secattr;
@ -39,8 +40,19 @@ struct netlbl_lsm_secattr;
extern int selinux_enabled;
extern int selinux_mls_enabled;
/* Policy capabilities */
enum {
POLICYDB_CAPABILITY_NETPEER,
__POLICYDB_CAPABILITY_MAX
};
#define POLICYDB_CAPABILITY_MAX (__POLICYDB_CAPABILITY_MAX - 1)
extern int selinux_policycap_netpeer;
int security_load_policy(void * data, size_t len);
int security_policycap_supported(unsigned int req_cap);
#define SEL_VEC_MAX 32
struct av_decision {
u32 allowed;
@ -91,6 +103,7 @@ int security_get_classes(char ***classes, int *nclasses);
int security_get_permissions(char *class, char ***perms, int *nperms);
int security_get_reject_unknown(void);
int security_get_allow_unknown(void);
int security_get_policycaps(int *len, int **values);
#define SECURITY_FS_USE_XATTR 1 /* use xattr */
#define SECURITY_FS_USE_TRANS 2 /* use transition SIDs, e.g. devpts/tmpfs */