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/*
23 * Copyright 2008 Sun Microsystems, Inc.  All rights reserved.
24 * Use is subject to license terms.
25 */
26
27#ifndef	_LIBSCSI_IMPL_H
28#define	_LIBSCSI_IMPL_H
29
30#pragma ident	"%Z%%M%	%I%	%E% SMI"
31
32#ifdef	__cplusplus
33extern "C" {
34#endif
35
36#include <libscsi.h>
37
38#define	LIBSCSI_ENGINE_EXT	".so"
39
40#define	LIBSCSI_ERRMSGLEN	512
41
42typedef struct libscsi_engine_impl {
43	const libscsi_engine_t *lsei_engine;
44	void *lsei_dl_hdl;
45	struct libscsi_engine_impl *lsei_next;
46} libscsi_engine_impl_t;
47
48typedef struct libscsi_action_impl {
49	libscsi_hdl_t *lsai_hdl;
50	uint_t lsai_flags;
51	uint32_t lsai_timeout;
52	uint8_t *lsai_cdb;
53	size_t lsai_cdb_len;
54	size_t lsai_data_len;
55	size_t lsai_data_alloc;
56	uint8_t *lsai_data;
57	sam4_status_t lsai_status;
58	size_t lsai_sense_len;
59	uint8_t *lsai_sense_data;
60	uint8_t lsai_buf[1];
61} libscsi_action_impl_t;
62
63struct libscsi_hdl {
64	uint_t lsh_version;
65	libscsi_errno_t lsh_errno;
66	char lsh_errmsg[LIBSCSI_ERRMSGLEN];
67	libscsi_engine_impl_t *lsh_engines;
68	uint_t lsh_targets;
69};
70
71struct libscsi_target {
72	const libscsi_engine_t *lst_engine;
73	char *lst_vendor;
74	char *lst_product;
75	char *lst_revision;
76	void *lst_priv;
77	uint_t lst_mtbf_cdb;
78	uint_t lst_mtbf_read;
79	uint_t lst_mtbf_write;
80	struct libscsi_hdl *lst_hdl;
81};
82
83#define	VERIFY(x)	((void)((x) || libscsi_assert(#x, __FILE__, __LINE__)))
84
85#ifdef DEBUG
86#define	ASSERT(x)	VERIFY(x)
87#else
88#define	ASSERT(x)
89#endif
90
91#define	LXOR(l, r)	(((l) != 0) ^ ((r) != 0))
92
93extern int libscsi_assert(const char *, const char *, int);
94extern int libscsi_get_inquiry(struct libscsi_hdl *, struct libscsi_target *);
95
96#ifdef	__cplusplus
97}
98#endif
99
100#endif	/* _LIBSCSI_IMPL_H */
101