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      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 (c) 1998, 2000 by Sun Microsystems, Inc.
     24  * All rights reserved.
     25  */
     26 
     27 #ifndef	_METADYN_H
     28 #define	_METADYN_H
     29 
     30 #pragma ident	"%Z%%M%	%I%	%E% SMI"
     31 
     32 #ifdef	__cplusplus
     33 extern "C" {
     34 #endif
     35 
     36 #define	METALDPATH_DEFAULT "/usr/lib"
     37 #define	METATOOLLDPATH_DEFAULT "/usr/sadm/lib/lvm"
     38 
     39 typedef enum {
     40 	/*
     41 	 * Conversion of driver name from cinfo should have occurred,
     42 	 * but something prevented that from taking place.
     43 	 */
     44 	Convert_Error,
     45 
     46 	/*
     47 	 * The library being called doesn't handle this driver so nothing
     48 	 * was done.
     49 	 */
     50 	Convert_Noop,
     51 
     52 	/*
     53 	 * Conversion completed without errors.
     54 	 */
     55 	Convert_Okay
     56 } meta_convert_e;
     57 
     58 meta_convert_e convert_path(mdname_t *, struct dk_cinfo *, mdcinfo_t *,
     59     md_error_t *);
     60 
     61 typedef enum {
     62 	/*
     63 	 * While trying to determine information regarding the enclosure,
     64 	 * such as tray, bus, or world wide number and error occurred.
     65 	 */
     66 	Enclosure_Error,
     67 
     68 	/*
     69 	 * This library doesn't handle this device name. No changes have been
     70 	 * made to the structures.
     71 	 */
     72 	Enclosure_Noop,
     73 
     74 	/*
     75 	 * Successfully determined all pertinent information regarding
     76 	 * the enclosure.
     77 	 */
     78 	Enclosure_Okay
     79 } meta_enclosure_e;
     80 
     81 meta_enclosure_e get_enclosure(mdname_t *, mdcinfo_t *, md_error_t *);
     82 
     83 typedef enum {
     84 	/*
     85 	 * When one library tries to load another and finds the second
     86 	 * library already locked, lock_and_load will return this value.
     87 	 */
     88 	Library_Locked,
     89 
     90 	/*
     91 	 * If all goes well during a library load we'll receive this
     92 	 * return code.
     93 	 */
     94 	Library_Unlocked,
     95 
     96 	/*
     97 	 * Failed to even open the requested library
     98 	 */
     99 	Library_Open_Error
    100 } meta_library_e;
    101 
    102 meta_library_e lock_and_load(const char *, void **);
    103 void unlock_and_unload(void *);
    104 
    105 char *get_phys_name(char *);
    106 
    107 #ifdef	__cplusplus
    108 }
    109 #endif
    110 
    111 #endif	/* _METADYN_H */
    112