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authorDavid Howells <dhowells@redhat.com>2008-01-16 02:47:35 +0300
committerJames Morris <jmorris@namei.org>2008-01-25 03:29:53 +0300
commit63cb34492351078479b2d4bae6a881806a396286 (patch)
treed33ab15eda40c5195c4a723d9e49591a9b4950f9 /include/linux/security.h
parentc43e259cc756ece387faae849af0058b56d78466 (diff)
downloadlinux-63cb34492351078479b2d4bae6a881806a396286.tar.xz
security: add a secctx_to_secid() hook
Add a secctx_to_secid() LSM hook to go along with the existing secid_to_secctx() LSM hook. This patch also includes the SELinux implementation for this hook. Signed-off-by: Paul Moore <paul.moore@hp.com> Acked-by: Stephen Smalley <sds@tycho.nsa.gov> Signed-off-by: James Morris <jmorris@namei.org>
Diffstat (limited to 'include/linux/security.h')
-rw-r--r--include/linux/security.h13
1 files changed, 13 insertions, 0 deletions
diff --git a/include/linux/security.h b/include/linux/security.h
index 2e2c63faead7..e4a91cb1b187 100644
--- a/include/linux/security.h
+++ b/include/linux/security.h
@@ -1202,6 +1202,10 @@ struct request_sock;
* Convert secid to security context.
* @secid contains the security ID.
* @secdata contains the pointer that stores the converted security context.
+ * @secctx_to_secid:
+ * Convert security context to secid.
+ * @secid contains the pointer to the generated security ID.
+ * @secdata contains the security context.
*
* @release_secctx:
* Release the security context.
@@ -1396,6 +1400,7 @@ struct security_operations {
int (*getprocattr)(struct task_struct *p, char *name, char **value);
int (*setprocattr)(struct task_struct *p, char *name, void *value, size_t size);
int (*secid_to_secctx)(u32 secid, char **secdata, u32 *seclen);
+ int (*secctx_to_secid)(char *secdata, u32 seclen, u32 *secid);
void (*release_secctx)(char *secdata, u32 seclen);
#ifdef CONFIG_SECURITY_NETWORK
@@ -1634,6 +1639,7 @@ int security_setprocattr(struct task_struct *p, char *name, void *value, size_t
int security_netlink_send(struct sock *sk, struct sk_buff *skb);
int security_netlink_recv(struct sk_buff *skb, int cap);
int security_secid_to_secctx(u32 secid, char **secdata, u32 *seclen);
+int security_secctx_to_secid(char *secdata, u32 seclen, u32 *secid);
void security_release_secctx(char *secdata, u32 seclen);
#else /* CONFIG_SECURITY */
@@ -2308,6 +2314,13 @@ static inline int security_secid_to_secctx(u32 secid, char **secdata, u32 *secle
return -EOPNOTSUPP;
}
+static inline int security_secctx_to_secid(char *secdata,
+ u32 seclen,
+ u32 *secid)
+{
+ return -EOPNOTSUPP;
+}
+
static inline void security_release_secctx(char *secdata, u32 seclen)
{
}