1 /* 2 * CDDL HEADER START 3 * 4 * The contents of this file are subject to the terms of the 5 * Common Development and Distribution License (the "License"). 6 * You may not use this file except in compliance with the License. 7 * 8 * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE 9 * or http://www.opensolaris.org/os/licensing. 10 * See the License for the specific language governing permissions 11 * and limitations under the License. 12 * 13 * When distributing Covered Code, include this CDDL HEADER in each 14 * file and include the License file at usr/src/OPENSOLARIS.LICENSE. 15 * If applicable, add the following below this CDDL HEADER, with the 16 * fields enclosed by brackets "[]" replaced with your own identifying 17 * information: Portions Copyright [yyyy] [name of copyright owner] 18 * 19 * CDDL HEADER END 20 */ 21 /* 22 * Copyright 2007 Sun Microsystems, Inc. All rights reserved. 23 * Use is subject to license terms. 24 */ 25 26 #ifndef _LIBDISKSTATUS_H 27 #define _LIBDISKSTATUS_H 28 29 #pragma ident "%Z%%M% %I% %E% SMI" 30 31 #include <libnvpair.h> 32 #include <sys/types.h> 33 34 #ifdef __cplusplus 35 extern "C" { 36 #endif 37 38 typedef struct disk_status disk_status_t; 39 40 /* 41 * Error definitions 42 */ 43 #define EDS_BASE 2000 44 45 enum { 46 EDS_NOMEM = EDS_BASE, /* memory allocation failure */ 47 EDS_CANT_OPEN, /* failed to open device */ 48 EDS_NO_TRANSPORT, /* no supported transport */ 49 EDS_NOT_SUPPORTED, /* status information not supported */ 50 EDS_NOT_SIMULATOR, /* not a valid simulator file */ 51 EDS_IO /* I/O error */ 52 }; 53 54 /* 55 * Basic library functions 56 */ 57 extern disk_status_t *disk_status_open(const char *, int *); 58 extern void disk_status_close(disk_status_t *); 59 extern const char *disk_status_errmsg(int); 60 extern void disk_status_set_debug(boolean_t); 61 extern int disk_status_errno(disk_status_t *); 62 63 /* 64 * Miscellaneous functions. 65 */ 66 extern const char *disk_status_path(disk_status_t *); 67 68 /* 69 * Main entry point. 70 */ 71 extern nvlist_t *disk_status_get(disk_status_t *); 72 73 /* 74 * Utility function to simulate predictive failure (device-specific). 75 */ 76 extern int disk_status_test_predfail(disk_status_t *); 77 78 #ifdef __cplusplus 79 } 80 #endif 81 82 #endif /* _LIBDISKSTATUS_H */ 83