rpcrt4: Allow the authentication details of the client to be transport-specific.

dlls/rpcrt4/rpc_binding.c

@@ -1614,25 +1614,11 @@ RpcBindingInqAuthClientExW( RPC_BINDING_HANDLE ClientBinding, RPC_AUTHZ_HANDLE *
     TRACE("%p %p %p %p %p %p 0x%x\n", ClientBinding, Privs, ServerPrincName, AuthnLevel,
           AuthnSvc, AuthzSvc, Flags);
 
-    if (!bind->AuthInfo) return RPC_S_BINDING_HAS_NO_AUTH;
-
-    if (Privs) *Privs = (RPC_AUTHZ_HANDLE)bind->AuthInfo->identity;
-    if (ServerPrincName)
-    {
-        *ServerPrincName = RPCRT4_strdupW(bind->AuthInfo->server_principal_name);
-        if (!*ServerPrincName) return ERROR_OUTOFMEMORY;
-    }
-    if (AuthnLevel) *AuthnLevel = bind->AuthInfo->AuthnLevel;
-    if (AuthnSvc) *AuthnSvc = bind->AuthInfo->AuthnSvc;
-    if (AuthzSvc)
-    {
-        FIXME("authorization service not implemented\n");
-        *AuthzSvc = RPC_C_AUTHZ_NONE;
-    }
-    if (Flags)
-        FIXME("flags 0x%x not implemented\n", Flags);
+    if (!bind->FromConn) return RPC_S_INVALID_BINDING;
 
-    return RPC_S_OK;
+    return rpcrt4_conn_inquire_auth_client(bind->FromConn, Privs,
+                                           ServerPrincName, AuthnLevel,
+                                           AuthnSvc, AuthzSvc, Flags);
 }
 
 /***********************************************************************

dlls/rpcrt4/rpc_binding.h

@@ -111,6 +111,7 @@ struct connection_ops {
   RPC_STATUS (*secure_packet)(RpcConnection *Connection, enum secure_packet_direction dir, RpcPktHdr *hdr, unsigned int hdr_size, unsigned char *stub_data, unsigned int stub_data_size, RpcAuthVerifier *auth_hdr, unsigned char *auth_value, unsigned int auth_value_size);
   RPC_STATUS (*impersonate_client)(RpcConnection *conn);
   RPC_STATUS (*revert_to_self)(RpcConnection *conn);
+  RPC_STATUS (*inquire_auth_client)(RpcConnection *, RPC_AUTHZ_HANDLE *, RPC_WSTR *, ULONG *, ULONG *, ULONG *, ULONG);
 };
 
 /* don't know what MS's structure looks like */
@@ -230,6 +231,13 @@ static inline RPC_STATUS rpcrt4_conn_revert_to_self(
     return conn->ops->revert_to_self(conn);
 }
 
+static inline RPC_STATUS rpcrt4_conn_inquire_auth_client(
+    RpcConnection *conn, RPC_AUTHZ_HANDLE *privs, RPC_WSTR *server_princ_name,
+    ULONG *authn_level, ULONG *authn_svc, ULONG *authz_svc, ULONG flags)
+{
+    return conn->ops->inquire_auth_client(conn, privs, server_princ_name, authn_level, authn_svc, authz_svc, flags);
+}
+
 /* floors 3 and up */
 RPC_STATUS RpcTransport_GetTopOfTower(unsigned char *tower_data, size_t *tower_size, const char *protseq, const char *networkaddr, const char *endpoint);
 RPC_STATUS RpcTransport_ParseTopOfTower(const unsigned char *tower_data, size_t tower_size, char **protseq, char **networkaddr, char **endpoint);

dlls/rpcrt4/rpc_message.c

@@ -1177,6 +1177,41 @@ RPC_STATUS RPCRT4_default_revert_to_self(RpcConnection *conn)
 }
 
 /***********************************************************************
+ *           RPCRT4_default_inquire_auth_client (internal)
+ *
+ * Default function to retrieve the authentication details that the client
+ * is using to call the server.
+ */
+RPC_STATUS RPCRT4_default_inquire_auth_client(
+    RpcConnection *conn, RPC_AUTHZ_HANDLE *privs, RPC_WSTR *server_princ_name,
+    ULONG *authn_level, ULONG *authn_svc, ULONG *authz_svc, ULONG flags)
+{
+    if (!conn->AuthInfo) return RPC_S_BINDING_HAS_NO_AUTH;
+
+    if (privs)
+    {
+        FIXME("privs not implemented\n");
+        *privs = NULL;
+    }
+    if (server_princ_name)
+    {
+        *server_princ_name = RPCRT4_strdupW(conn->AuthInfo->server_principal_name);
+        if (!*server_princ_name) return ERROR_OUTOFMEMORY;
+    }
+    if (authn_level) *authn_level = conn->AuthInfo->AuthnLevel;
+    if (authn_svc) *authn_svc = conn->AuthInfo->AuthnSvc;
+    if (authz_svc)
+    {
+        FIXME("authorization service not implemented\n");
+        *authz_svc = RPC_C_AUTHZ_NONE;
+    }
+    if (flags)
+        FIXME("flags 0x%x not implemented\n", flags);
+
+    return RPC_S_OK;
+}
+
+/***********************************************************************
  *           RPCRT4_Send (internal)
  * 
  * Transmit a packet over connection in acceptable fragments.

dlls/rpcrt4/rpc_message.h

@@ -55,5 +55,6 @@ BOOL RPCRT4_default_is_authorized(RpcConnection *Connection);
 RPC_STATUS RPCRT4_default_secure_packet(RpcConnection *Connection, enum secure_packet_direction dir, RpcPktHdr *hdr, unsigned int hdr_size, unsigned char *stub_data, unsigned int stub_data_size, RpcAuthVerifier *auth_hdr, unsigned char *auth_value, unsigned int auth_value_size);
 RPC_STATUS RPCRT4_default_impersonate_client(RpcConnection *conn);
 RPC_STATUS RPCRT4_default_revert_to_self(RpcConnection *conn);
+RPC_STATUS RPCRT4_default_inquire_auth_client(RpcConnection *conn, RPC_AUTHZ_HANDLE *privs, RPC_WSTR *server_princ_name, ULONG *authn_level, ULONG *authn_svc, ULONG *authz_svc, ULONG flags);
 
 #endif

dlls/rpcrt4/rpc_transport.c

@@ -2753,6 +2753,7 @@ static const struct connection_ops conn_protseq_list[] = {
     RPCRT4_default_secure_packet,
     rpcrt4_conn_np_impersonate_client,
     rpcrt4_conn_np_revert_to_self,
+    RPCRT4_default_inquire_auth_client,
   },
   { "ncalrpc",
     { EPM_PROTOCOL_NCALRPC, EPM_PROTOCOL_PIPE },
@@ -2772,6 +2773,7 @@ static const struct connection_ops conn_protseq_list[] = {
     rpcrt4_ncalrpc_secure_packet,
     rpcrt4_conn_np_impersonate_client,
     rpcrt4_conn_np_revert_to_self,
+    RPCRT4_default_inquire_auth_client,
   },
   { "ncacn_ip_tcp",
     { EPM_PROTOCOL_NCACN, EPM_PROTOCOL_TCP },
@@ -2791,6 +2793,7 @@ static const struct connection_ops conn_protseq_list[] = {
     RPCRT4_default_secure_packet,
     RPCRT4_default_impersonate_client,
     RPCRT4_default_revert_to_self,
+    RPCRT4_default_inquire_auth_client,
   },
   { "ncacn_http",
     { EPM_PROTOCOL_NCACN, EPM_PROTOCOL_HTTP },
@@ -2810,6 +2813,7 @@ static const struct connection_ops conn_protseq_list[] = {
     RPCRT4_default_secure_packet,
     RPCRT4_default_impersonate_client,
     RPCRT4_default_revert_to_self,
+    RPCRT4_default_inquire_auth_client,
   },
 };