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 * Copyright 2016 Nexenta Systems, Inc. All rights reserved. 25 */ 26 27 #ifndef _DS_IMPL_H 28 #define _DS_IMPL_H 29 30 #include <dlfcn.h> 31 #include <libnvpair.h> 32 #include <sys/types.h> 33 34 #ifdef __cplusplus 35 extern "C" { 36 #endif 37 38 struct disk_status; 39 40 typedef struct ds_transport { 41 void *(*dt_open)(struct disk_status *); 42 void (*dt_close)(void *); 43 int (*dt_scan)(void *); 44 } ds_transport_t; 45 46 struct disk_status { 47 char *ds_path; /* path to device */ 48 int ds_fd; /* device file descriptor */ 49 ds_transport_t *ds_transport; /* associated transport */ 50 void *ds_data; /* transport-specific data */ 51 int ds_faults; /* mask of current faults */ 52 nvlist_t *ds_overtemp; /* overtemp */ 53 nvlist_t *ds_predfail; /* predict fail */ 54 nvlist_t *ds_testfail; /* self test fail */ 55 nvlist_t *ds_ssmwearout; /* SSM wearout fail */ 56 int ds_error; /* last error */ 57 nvlist_t *ds_state; /* protocol state */ 58 }; 59 60 #define DS_FAULT_OVERTEMP 0x1 61 #define DS_FAULT_PREDFAIL 0x2 62 #define DS_FAULT_TESTFAIL 0x4 63 #define DS_FAULT_SSMWEAROUT 0x8 64 65 extern void dprintf(const char *, ...); 66 extern void ddump(const char *, const void *, size_t); 67 extern boolean_t ds_debug; 68 69 extern int ds_set_errno(struct disk_status *, int); 70 71 #ifdef __cplusplus 72 } 73 #endif 74 75 #endif /* _DS_IMPL_H */ 76