FreeBSD/Linux Kernel Cross Reference
sys/security/mac/mac_kdb.c

     /*-
      * 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);
    }

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