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authorLinus Torvalds <torvalds@linux-foundation.org>2008-04-18 18:18:30 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2008-04-18 18:18:30 -0700
commit3925e6fc1f774048404fdd910b0345b06c699eb4 (patch)
treec9a58417d9492f39f7fe81d4721d674c34dd8be2 /security/selinux/ss/services.c
parent334d094504c2fe1c44211ecb49146ae6bca8c321 (diff)
parent7cea51be4e91edad05bd834f3235b45c57783f0d (diff)
downloadlinux-2.6.34-ux500-3925e6fc1f774048404fdd910b0345b06c699eb4.tar.gz
Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/jmorris/security-testing-2.6
* 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/jmorris/security-testing-2.6: security: fix up documentation for security_module_enable Security: Introduce security= boot parameter Audit: Final renamings and cleanup SELinux: use new audit hooks, remove redundant exports Audit: internally use the new LSM audit hooks LSM/Audit: Introduce generic Audit LSM hooks SELinux: remove redundant exports Netlink: Use generic LSM hook Audit: use new LSM hooks instead of SELinux exports SELinux: setup new inode/ipc getsecid hooks LSM: Introduce inode_getsecid and ipc_getsecid hooks
Diffstat (limited to 'security/selinux/ss/services.c')
-rw-r--r--security/selinux/ss/services.c45
1 files changed, 34 insertions, 11 deletions
diff --git a/security/selinux/ss/services.c b/security/selinux/ss/services.c
index 33425b1ac8d..b341b8fd8c7 100644
--- a/security/selinux/ss/services.c
+++ b/security/selinux/ss/services.c
@@ -57,6 +57,7 @@
#include "netlabel.h"
#include "xfrm.h"
#include "ebitmap.h"
+#include "audit.h"
extern void selnl_notify_policyload(u32 seqno);
unsigned int policydb_loaded_version;
@@ -2296,21 +2297,23 @@ struct selinux_audit_rule {
struct context au_ctxt;
};
-void selinux_audit_rule_free(struct selinux_audit_rule *rule)
+void selinux_audit_rule_free(void *vrule)
{
+ struct selinux_audit_rule *rule = vrule;
+
if (rule) {
context_destroy(&rule->au_ctxt);
kfree(rule);
}
}
-int selinux_audit_rule_init(u32 field, u32 op, char *rulestr,
- struct selinux_audit_rule **rule)
+int selinux_audit_rule_init(u32 field, u32 op, char *rulestr, void **vrule)
{
struct selinux_audit_rule *tmprule;
struct role_datum *roledatum;
struct type_datum *typedatum;
struct user_datum *userdatum;
+ struct selinux_audit_rule **rule = (struct selinux_audit_rule **)vrule;
int rc = 0;
*rule = NULL;
@@ -2397,12 +2400,37 @@ int selinux_audit_rule_init(u32 field, u32 op, char *rulestr,
return rc;
}
-int selinux_audit_rule_match(u32 sid, u32 field, u32 op,
- struct selinux_audit_rule *rule,
+/* Check to see if the rule contains any selinux fields */
+int selinux_audit_rule_known(struct audit_krule *rule)
+{
+ int i;
+
+ for (i = 0; i < rule->field_count; i++) {
+ struct audit_field *f = &rule->fields[i];
+ switch (f->type) {
+ case AUDIT_SUBJ_USER:
+ case AUDIT_SUBJ_ROLE:
+ case AUDIT_SUBJ_TYPE:
+ case AUDIT_SUBJ_SEN:
+ case AUDIT_SUBJ_CLR:
+ case AUDIT_OBJ_USER:
+ case AUDIT_OBJ_ROLE:
+ case AUDIT_OBJ_TYPE:
+ case AUDIT_OBJ_LEV_LOW:
+ case AUDIT_OBJ_LEV_HIGH:
+ return 1;
+ }
+ }
+
+ return 0;
+}
+
+int selinux_audit_rule_match(u32 sid, u32 field, u32 op, void *vrule,
struct audit_context *actx)
{
struct context *ctxt;
struct mls_level *level;
+ struct selinux_audit_rule *rule = vrule;
int match = 0;
if (!rule) {
@@ -2509,7 +2537,7 @@ out:
return match;
}
-static int (*aurule_callback)(void) = NULL;
+static int (*aurule_callback)(void) = audit_update_lsm_rules;
static int aurule_avc_callback(u32 event, u32 ssid, u32 tsid,
u16 class, u32 perms, u32 *retained)
@@ -2534,11 +2562,6 @@ static int __init aurule_init(void)
}
__initcall(aurule_init);
-void selinux_audit_set_callback(int (*callback)(void))
-{
- aurule_callback = callback;
-}
-
#ifdef CONFIG_NETLABEL
/**
* security_netlbl_cache_add - Add an entry to the NetLabel cache