xref: /titanic_41/usr/src/cmd/lvm/rpc.metamhd/mhd_metamhd.c (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 (c) 1994, 2000 by Sun Microsystems, Inc.
24  * All rights reserved.
25  */
26 
27 #pragma ident	"%Z%%M%	%I%	%E% SMI"
28 
29 #include "mhd_local.h"
30 
31 /*
32  * list drives
33  */
34 /*ARGSUSED*/
35 bool_t
mhd_list_1_svc(mhd_list_args_t * argp,mhd_list_res_t * resp,struct svc_req * rqstp)36 mhd_list_1_svc(
37 	mhd_list_args_t		*argp,
38 	mhd_list_res_t		*resp,
39 	struct svc_req		*rqstp		/* RPC stuff */
40 )
41 {
42 	mhd_error_t		*mhep = &resp->status;
43 	int			err;
44 
45 	/* setup, check permissions */
46 	(void) memset(resp, 0, sizeof (*resp));
47 	if ((err = mhd_init(rqstp, R_OK, mhep)) < 0)
48 		return (FALSE);
49 	else if (err != 0)
50 		return (TRUE);
51 
52 	/* doit */
53 	(void) mhd_list_drives(argp->path, argp->flags, resp, mhep);
54 	return (TRUE);
55 }
56 
57 /*
58  * take ownership of drives
59  */
60 /*ARGSUSED*/
61 bool_t
mhd_tkown_1_svc(mhd_tkown_args_t * argp,mhd_error_t * mhep,struct svc_req * rqstp)62 mhd_tkown_1_svc(
63 	mhd_tkown_args_t	*argp,
64 	mhd_error_t		*mhep,
65 	struct svc_req		*rqstp		/* RPC stuff */
66 )
67 {
68 	int			err;
69 
70 	/* setup, check permissions */
71 	if ((err = mhd_init(rqstp, W_OK, mhep)) < 0)
72 		return (FALSE);
73 	else if (err != 0)
74 		return (TRUE);
75 
76 	/* doit */
77 	(void) mhd_reserve_drives(&argp->set, &argp->timeouts, argp->ff_mode,
78 	    argp->options, mhep);
79 	return (TRUE);
80 }
81 
82 /*
83  * release ownership of drives
84  */
85 /*ARGSUSED*/
86 bool_t
mhd_relown_1_svc(mhd_relown_args_t * argp,mhd_error_t * mhep,struct svc_req * rqstp)87 mhd_relown_1_svc(
88 	mhd_relown_args_t	*argp,
89 	mhd_error_t		*mhep,
90 	struct svc_req		*rqstp		/* RPC stuff */
91 )
92 {
93 	int			err;
94 
95 	/* setup, check permissions */
96 	if ((err = mhd_init(rqstp, W_OK, mhep)) < 0)
97 		return (FALSE);
98 	else if (err != 0)
99 		return (TRUE);
100 
101 	/* doit */
102 	(void) mhd_release_drives(&argp->set, argp->options, mhep);
103 	return (TRUE);
104 }
105 
106 /*
107  * status drives
108  */
109 /*ARGSUSED*/
110 bool_t
mhd_status_1_svc(mhd_status_args_t * argp,mhd_status_res_t * resp,struct svc_req * rqstp)111 mhd_status_1_svc(
112 	mhd_status_args_t	*argp,
113 	mhd_status_res_t	*resp,
114 	struct svc_req		*rqstp		/* RPC stuff */
115 )
116 {
117 	mhd_error_t		*mhep = &resp->status;
118 	mhd_drive_status_t	*status = NULL;
119 	int			cnt;
120 	int			err;
121 
122 	/* setup, check permissions */
123 	(void) memset(resp, 0, sizeof (*resp));
124 	if ((err = mhd_init(rqstp, W_OK, mhep)) < 0)
125 		return (FALSE);
126 	else if (err != 0)
127 		return (TRUE);
128 
129 	/* doit */
130 	if ((cnt = mhd_status_drives(&argp->set, argp->options,
131 	    &status, mhep)) < 0) {
132 		return (TRUE);
133 	}
134 	resp->results.results_len = cnt;
135 	resp->results.results_val = status;
136 	return (TRUE);
137 }
138