xref: /titanic_41/usr/src/lib/lvm/libmeta/common/hdrs/meta_set_prv.h (revision 7c478bd95313f5f23a4c958a745db2134aa03244)
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, Version 1.0 only
6  * (the "License").  You may not use this file except in compliance
7  * with the License.
8  *
9  * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
10  * or http://www.opensolaris.org/os/licensing.
11  * See the License for the specific language governing permissions
12  * and limitations under the License.
13  *
14  * When distributing Covered Code, include this CDDL HEADER in each
15  * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
16  * If applicable, add the following below this CDDL HEADER, with the
17  * fields enclosed by brackets "[]" replaced with your own identifying
18  * information: Portions Copyright [yyyy] [name of copyright owner]
19  *
20  * CDDL HEADER END
21  */
22 /*
23  * Copyright 2004 Sun Microsystems, Inc.  All rights reserved.
24  * Use is subject to license terms.
25  */
26 
27 #ifndef	_META_SET_COM_H
28 #define	_META_SET_COM_H
29 
30 #pragma ident	"%Z%%M%	%I%	%E% SMI"
31 
32 #include <meta.h>
33 #include <ctype.h>
34 #include <sys/lvm/md_convert.h>
35 
36 #ifdef	__cplusplus
37 extern "C" {
38 #endif
39 
40 #define	RB_PREEMPT	if (md_got_sig()) goto rollback
41 #ifdef DEBUG
42 #define	RB_TEST(tstpt, tag, ep)	if (rb_test(tstpt, tag, (ep)) < 0) \
43 					goto rollback;
44 #else	/* !DEBUG */
45 #define	RB_TEST(tstpt, tag, ep)
46 #endif	/* DEBUG */
47 
48 /* meta_setup.c */
49 extern int	procsigs(int block, sigset_t *oldsigs, md_error_t *ep);
50 
51 #ifdef DEBUG
52 extern int	rb_test(int rbt_sel_tpt, char *rbt_sel_tag, md_error_t *ep);
53 #endif	/* DEBUG */
54 
55 /*
56  * Flag values used by the nodehasset() function.
57  */
58 #define	NHS_N_EQ	0x00000001	/* name == */
59 #define	NHS_NS_EQ	0x00000002	/* name, setno == */
60 #define	NHS_NST_EQ	0x00000004	/* name, setno, TS == */
61 #define	NHS_NSTG_EQ	0x00000008	/* name, setno, TS, genid == */
62 #define	NHS_NST_EQ_G_GT	0x00000010	/* name, setno, TS ==, genid > */
63 
64 /*
65  * Node, set, and mediator names can be any printable characters
66  * (isprint()) except for the characters in the #define that follows.
67  */
68 #define	INVALID_IN_NAMES	" *?/"
69 
70 /* meta_set_prv.c */
71 extern	int		checkdrive_onnode(mdsetname_t *sp, mddrivename_t *dnp,
72 			    char *node, md_error_t *ep);
73 extern	side_t		getnodeside(char *node, md_set_desc *sd);
74 extern	int		halt_set(mdsetname_t *sp, md_error_t *ep);
75 extern	md_drive_desc	*metadrivedesc_append(md_drive_desc **dd,
76 			    mddrivename_t *dnp, int dbcnt, int dbsize,
77 			    md_timeval32_t timestamp, ulong_t genid,
78 			    uint_t flags);
79 extern	int		nodehasset(mdsetname_t *sp, char *node,
80 			    uint_t match_flag, md_error_t *ep);
81 extern	int		nodesuniq(mdsetname_t *sp, int cnt, char **strings,
82 			    md_error_t *ep);
83 extern	int		own_set(mdsetname_t *sp, char **owner_of_set,
84 			    int forceflg, md_error_t *ep);
85 extern	void		resync_genid(mdsetname_t *sp, md_set_desc *sd,
86 			    ulong_t max_genid, int node_c, char **node_v);
87 extern	int		setup_db_bydd(mdsetname_t *sp, md_drive_desc *dd,
88 			    int force, md_error_t *ep);
89 extern	int		snarf_set(mdsetname_t *sp, bool_t stale_bool,
90 				md_error_t *ep);
91 
92 #ifdef	__cplusplus
93 }
94 #endif
95 
96 #endif	/* _META_SET_COM_H */
97