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authorJames Morris <jmorris@namei.org>2006-06-09 09:28:25 +0200
committerDavid S. Miller <davem@sunset.davemloft.net>2006-06-18 06:29:55 +0200
commitc749b29fae74ed59c507d84025b3298202b42609 (patch)
treec06b1fb17cce425692f7ab40b2df8c5b00d8c931 /security
parent[SECMARK]: Add new flask definitions to SELinux (diff)
downloadlinux-c749b29fae74ed59c507d84025b3298202b42609.tar.xz
linux-c749b29fae74ed59c507d84025b3298202b42609.zip
[SECMARK]: Add SELinux exports
Add and export new functions to the in-kernel SELinux API in support of the new secmark-based packet controls. Signed-off-by: James Morris <jmorris@namei.org> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'security')
-rw-r--r--security/selinux/exports.c22
1 files changed, 22 insertions, 0 deletions
diff --git a/security/selinux/exports.c b/security/selinux/exports.c
index ae4c73eb3085..9d7737db5e51 100644
--- a/security/selinux/exports.c
+++ b/security/selinux/exports.c
@@ -72,3 +72,25 @@ void selinux_get_task_sid(struct task_struct *tsk, u32 *sid)
*sid = 0;
}
+int selinux_string_to_sid(char *str, u32 *sid)
+{
+ if (selinux_enabled)
+ return security_context_to_sid(str, strlen(str), sid);
+ else {
+ *sid = 0;
+ return 0;
+ }
+}
+EXPORT_SYMBOL_GPL(selinux_string_to_sid);
+
+int selinux_relabel_packet_permission(u32 sid)
+{
+ if (selinux_enabled) {
+ struct task_security_struct *tsec = current->security;
+
+ return avc_has_perm(tsec->sid, sid, SECCLASS_PACKET,
+ PACKET__RELABELTO, NULL);
+ }
+ return 0;
+}
+EXPORT_SYMBOL_GPL(selinux_relabel_packet_permission);