ds_impl.h revision 24db46411fd54f70c35b94bb952eb7ba040e43b4
/*
* CDDL HEADER START
*
* The contents of this file are subject to the terms of the
* Common Development and Distribution License (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 2007 Sun Microsystems, Inc. All rights reserved.
* Use is subject to license terms.
*/
#ifndef _DS_IMPL_H
#define _DS_IMPL_H
#pragma ident "%Z%%M% %I% %E% SMI"
#include <dlfcn.h>
#include <libnvpair.h>
#include <sys/types.h>
#ifdef __cplusplus
extern "C" {
#endif
struct disk_status;
typedef struct ds_transport {
void *(*dt_open)(struct disk_status *);
void (*dt_close)(void *);
int (*dt_scan)(void *);
} ds_transport_t;
struct disk_status {
char *ds_path; /* path to device */
int ds_fd; /* device file descriptor */
ds_transport_t *ds_transport; /* associated transport */
void *ds_data; /* transport-specific data */
int ds_faults; /* mask of current faults */
nvlist_t *ds_overtemp; /* overtemp */
nvlist_t *ds_predfail; /* predict fail */
nvlist_t *ds_testfail; /* self test fail */
int ds_error; /* last error */
nvlist_t *ds_state; /* protocol state */
};
#define DS_FAULT_OVERTEMP 0x1
#define DS_FAULT_PREDFAIL 0x2
#define DS_FAULT_TESTFAIL 0x4
extern void dprintf(const char *, ...);
extern void ddump(const char *, const void *, size_t);
extern boolean_t ds_debug;
extern int ds_set_errno(struct disk_status *, int);
#ifdef __cplusplus
}
#endif
#endif /* _DS_IMPL_H */