LCOM1920-T02G10

/* $NetBSD: quota.h,v 1.12 2012/01/30 00:56:19 dholland Exp $ */

/*-

  * Copyright (c) 2010 Manuel Bouyer

  * All rights reserved.

  *

  * 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 NETBSD FOUNDATION, INC. AND CONTRIBUTORS

  * ``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 FOUNDATION OR CONTRIBUTORS

  * 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.

  */

#ifndef _SYS_QUOTA_H_

#define _SYS_QUOTA_H_

#include <sys/types.h>

/* quota id types (entities being billed) */

#define QUOTA_IDTYPE_USER        0

#define QUOTA_IDTYPE_GROUP        1

/* quota object types (things being limited) */

#define QUOTA_OBJTYPE_BLOCKS        0

#define QUOTA_OBJTYPE_FILES        1

/* id value for "default" */

#define QUOTA_DEFAULTID                ((id_t)-1)

/* limit value for "no limit" */

#define QUOTA_NOLIMIT                ((uint64_t)0xffffffffffffffffULL)

/* time value for "no time" */

#define QUOTA_NOTIME                ((time_t)-1)

/*

 * Semantic restrictions. These are hints applications can use

 * to help produce comprehensible error diagnostics when something

 * unsupported is attempted.

 */

#define QUOTA_RESTRICT_NEEDSQUOTACHECK        0x1        /* quotacheck(8) required */

#define QUOTA_RESTRICT_UNIFORMGRACE        0x2        /* grace time is global */

#define QUOTA_RESTRICT_32BIT                0x4        /* values limited to 2^32 */

#define QUOTA_RESTRICT_READONLY                0x8        /* updates not supported */

/*

 * Structure used to describe the key part of a quota record.

 */

struct quotakey {

        int qk_idtype;                /* type of id (user, group, etc.) */

        id_t qk_id;                /* actual id number */

        int qk_objtype;                /* type of fs object (blocks, files, etc.) */

};

/*

 * Structure used to describe the value part of a quota record.

 */

struct quotaval {

        uint64_t qv_hardlimit;        /* absolute limit */

        uint64_t qv_softlimit;        /* overflowable limit */

        uint64_t qv_usage;        /* current usage */

        time_t qv_expiretime;        /* time when softlimit grace expires */

        time_t qv_grace;        /* allowed time for overflowing soft limit */

};

#endif /* _SYS_QUOTA_H_ */