/*
 * CDDL HEADER START
 *
 * The contents of this file are subject to the terms of the
 * Common Development and Distribution License, Version 1.0 only
 * (the "License").  You may not use this file except in compliance
 * with the License.
 *
 * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
 * or http://www.opensolaris.org/os/licensing.
 * See the License for the specific language governing permissions
 * and limitations under the License.
 *
 * When distributing Covered Code, include this CDDL HEADER in each
 * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
 * If applicable, add the following below this CDDL HEADER, with the
 * fields enclosed by brackets "[]" replaced with your own identifying
 * information: Portions Copyright [yyyy] [name of copyright owner]
 *
 * CDDL HEADER END
 */
/*
 * Copyright 2004 Sun Microsystems, Inc.  All rights reserved.
 * Use is subject to license terms.
 *
 * defines auditd interface uts/common/c2; project private.
 */

#ifndef _AUDIT_DOOR_INFC_H
#define _AUDIT_DOOR_INFC_H

#ifdef __cplusplus
extern "C" {
#endif

/*
 * door buffer
 */

#define AU_DBUF_COMPLETE        0       /* buffer is a complete record */
#define AU_DBUF_FIRST           1       /* first of two or more buffers */
#define AU_DBUF_MIDDLE          2       /* intermediate of 3 or more bufs */
#define AU_DBUF_LAST            3       /* last of two or more buffers */
#define AU_DBUF_NOTIFY          0x8000  /* buffer contains a control message */
#define AU_DBUF_POLICY          1       /* control msg: audit policy changed */
#define AU_DBUF_SHUTDOWN        2       /* control msg: going down */

/*
 * control messages from the kernel to auditd
 *
 * POLICY:      the new audit policy mask is in aub_buf at a uint32_t
 */


#define AU_DMARGIN 8
/*
 * The actual length of buf is based on the dynamic allocation
 * for this structure; any positive value for AU_DMARGIN would do.
 */
typedef struct aub {
        uint32_t        aub_size;
        uint32_t        aub_type;       /* flags AU_DBUF_*      */
        char            aub_buf[AU_DMARGIN];
} au_dbuf_t;

#define AU_DBUF_HEADER  offsetof(au_dbuf_t, aub_buf[0])


#ifdef __cplusplus
}
#endif

#endif  /* _AUDIT_DOOR_INFC_H */