dklb.h revision 7c478bd95313f5f23a4c958a745db2134aa03244
/*
* 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.
*/
#ifndef _SYS_DKTP_DKLB_H
#define _SYS_DKTP_DKLB_H
#pragma ident "%Z%%M% %I% %E% SMI"
#ifdef __cplusplus
extern "C" {
#endif
struct dklb_ext {
ushort_t lb_numpart;
ushort_t lb_flag;
};
#define DKLB_VALLB 0x0001
struct dklb_obj {
opaque_t lb_data;
struct dklb_objops *lb_ops;
struct dklb_ext *lb_ext;
struct dklb_ext lb_extblk;
};
struct dklb_objops {
int (*lb_init)(opaque_t, opaque_t, void *);
int (*lb_free)(struct dklb_obj *);
int (*lb_open)(opaque_t, dev_t, dev_info_t *);
int (*lb_ioctl)(opaque_t, int, intptr_t, int, cred_t *, int *);
void (*lb_partinfo)(opaque_t, daddr_t *, long *, int);
void *lb_resv[2];
};
#define DKLB_NUMPART(X) (((struct dklb_obj *)(X))->lb_ext->lb_numpart)
#define DKLB_VALIDLB(X) (((struct dklb_obj *)(X))->lb_ext->lb_flag & DKLB_VALLB)
#define DKLB_INIT(X, dkobjp, lkarg) \
(*((struct dklb_obj *)(X))->lb_ops->lb_init) \
(((struct dklb_obj *)(X))->lb_data, (dkobjp), (lkarg))
#define DKLB_FREE(X) (*((struct dklb_obj *)(X))->lb_ops->lb_free) ((X))
#define DKLB_OPEN(X, dev, dip) (*((struct dklb_obj *)(X))->lb_ops->lb_open) \
(((struct dklb_obj *)(X))->lb_data, dev, dip)
#define DKLB_IOCTL(X, cmd, arg, flag, cred_p, rval_p) \
(*((struct dklb_obj *)(X))->lb_ops->lb_ioctl) \
(((struct dklb_obj *)(X))->lb_data, (cmd), (arg), (flag), \
(cred_p), (rval_p))
#define DKLB_PARTINFO(X, nblk, srtsec, part) \
(*((struct dklb_obj *)(X))->lb_ops->lb_partinfo)\
(((struct dklb_obj *)(X))->lb_data, (nblk), (srtsec), (part))
#define PCFDISK 0
#ifdef __cplusplus
}
#endif
#endif /* _SYS_DKTP_DKLB_H */