1 files changed, 69 insertions, 0 deletions
diff --git a/sys/security/mac/mac_kdb.c b/sys/security/mac/mac_kdb.c
new file mode 100644
index 000000000000..9082ec7d4580
--- /dev/null
+++ b/sys/security/mac/mac_kdb.c
@@ -0,0 +1,69 @@
+/*-
+ * SPDX-License-Identifier: BSD-2-Clause
+ *
+ * Copyright (c) 2021-2022 Klara Systems
+ *
+ * This software was developed by Mitchell Horne <mhorne@FreeBSD.org>
+ * under sponsorship from Juniper Networks and Klara Systems.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ *
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in the
+ *    documentation and/or other materials provided with the distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
+ * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
+ * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
+ * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
+ * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
+ * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+ * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+ * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
+ * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ */
+#include "opt_mac.h"
+
+#include <sys/param.h>
+#include <sys/kernel.h>
+#include <sys/module.h>
+
+#include <ddb/ddb.h>
+
+#include <security/mac/mac_framework.h>
+#include <security/mac/mac_internal.h>
+#include <security/mac/mac_policy.h>
+
+int
+mac_kdb_check_backend(struct kdb_dbbe *be)
+{
+	int error = 0;
+
+	MAC_POLICY_CHECK_NOSLEEP(kdb_check_backend, be);
+	return (error);
+}
+
+int
+mac_ddb_command_register(struct db_command_table *table, struct db_command *cmd)
+{
+	int error = 0;
+
+	MAC_POLICY_CHECK_NOSLEEP(ddb_command_register, table, cmd);
+	return (error);
+}
+
+int
+mac_ddb_command_exec(struct db_command *cmd, db_expr_t addr,
+    bool have_addr, db_expr_t count, char *modif)
+{
+	int error = 0;
+
+	MAC_POLICY_CHECK_NOSLEEP(ddb_command_exec, cmd, addr, have_addr,
+	    count, modif);
+	return (error);
+}