libceph: message signature support
Signed-off-by: Yan, Zheng <zyan@redhat.com>
diff --git a/include/linux/ceph/auth.h b/include/linux/ceph/auth.h
index 5f33868..260d78b 100644
--- a/include/linux/ceph/auth.h
+++ b/include/linux/ceph/auth.h
@@ -13,6 +13,7 @@
struct ceph_auth_client;
struct ceph_authorizer;
+struct ceph_msg;
struct ceph_auth_handshake {
struct ceph_authorizer *authorizer;
@@ -20,6 +21,10 @@
size_t authorizer_buf_len;
void *authorizer_reply_buf;
size_t authorizer_reply_buf_len;
+ int (*sign_message)(struct ceph_auth_handshake *auth,
+ struct ceph_msg *msg);
+ int (*check_message_signature)(struct ceph_auth_handshake *auth,
+ struct ceph_msg *msg);
};
struct ceph_auth_client_ops {
@@ -66,6 +71,11 @@
void (*reset)(struct ceph_auth_client *ac);
void (*destroy)(struct ceph_auth_client *ac);
+
+ int (*sign_message)(struct ceph_auth_handshake *auth,
+ struct ceph_msg *msg);
+ int (*check_message_signature)(struct ceph_auth_handshake *auth,
+ struct ceph_msg *msg);
};
struct ceph_auth_client {
@@ -113,4 +123,20 @@
extern void ceph_auth_invalidate_authorizer(struct ceph_auth_client *ac,
int peer_type);
+static inline int ceph_auth_sign_message(struct ceph_auth_handshake *auth,
+ struct ceph_msg *msg)
+{
+ if (auth->sign_message)
+ return auth->sign_message(auth, msg);
+ return 0;
+}
+
+static inline
+int ceph_auth_check_message_signature(struct ceph_auth_handshake *auth,
+ struct ceph_msg *msg)
+{
+ if (auth->check_message_signature)
+ return auth->check_message_signature(auth, msg);
+ return 0;
+}
#endif