usr/src/lib/lvm/libmeta/common/hdrs/meta_set_prv.h

   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 */