xref: /titanic_41/usr/src/cmd/lvm/rpc.metamedd/med_svc_subr.c (revision fa9e4066f08beec538e775443c5be79dd423fcab)
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) 1993, 2000 by Sun Microsystems, Inc.
24  * All rights reserved.
25  */
26 
27 #pragma ident	"%Z%%M%	%I%	%E% SMI"
28 
29 #include "med_local.h"
30 
31 /*
32  * return a response
33  */
34 /*ARGSUSED*/
35 bool_t
36 med_null_1_svc(
37 	void		*argp,
38 	med_err_t	*res,
39 	struct svc_req	*rqstp		/* RPC stuff */
40 )
41 {
42 	/* Initialization */
43 	*res = med_null_err;
44 
45 	/* do nothing */
46 	return (TRUE);
47 }
48 
49 /*
50  * Update the mediator data file.
51  */
52 /*ARGSUSED*/
53 bool_t
54 med_upd_data_1_svc(
55 	med_upd_data_args_t	*argp,
56 	med_err_t		*res,
57 	struct svc_req		*rqstp		/* RPC stuff */
58 )
59 {
60 	int			err;
61 
62 	/* Initialization */
63 	*res = med_null_err;
64 
65 	/* setup, check permissions */
66 	if ((err = med_init(rqstp, W_OK, res)) < 0)
67 		return (FALSE);
68 	else if (err != 0)
69 		return (TRUE);
70 
71 	/* doit */
72 	if (med_db_init(res))
73 		goto out;
74 
75 	(void) med_db_put_data(&argp->med, &argp->med_data, res);
76 
77 out:
78 	return (TRUE);
79 }
80 
81 /*
82  * Get the mediator data
83  */
84 /*ARGSUSED*/
85 bool_t
86 med_get_data_1_svc(
87 	med_args_t			*argp,
88 	med_get_data_res_t		*res,
89 	struct svc_req			*rqstp		/* RPC stuff */
90 )
91 {
92 	int				err;
93 	med_data_t			*meddp;
94 	med_err_t			*medep = &res->med_status;
95 
96 	/* Initialization */
97 	(void) memset(res, 0, sizeof (*res));
98 	*medep = med_null_err;
99 
100 	/* setup, check permissions */
101 	if ((err = med_init(rqstp, R_OK, medep)) < 0)
102 		return (FALSE);
103 	else if (err != 0)
104 		return (TRUE);
105 
106 	/* doit */
107 	if (med_db_init(medep))
108 		goto out;
109 
110 	if ((meddp = med_db_get_data(&argp->med, medep)) == NULL)
111 		goto out;
112 
113 	res->med_data = *meddp;			/* structure assignment */
114 
115 out:
116 	return (TRUE);
117 }
118 
119 /*
120  * Update the mediator record.
121  */
122 /*ARGSUSED*/
123 bool_t
124 med_upd_rec_1_svc(
125 	med_upd_rec_args_t	*argp,
126 	med_err_t		*res,
127 	struct svc_req		*rqstp		/* RPC stuff */
128 )
129 {
130 	int			err;
131 
132 	/* Initialization */
133 	*res = med_null_err;
134 
135 	/* setup, check permissions */
136 	if ((err = med_init(rqstp, W_OK, res)) < 0)
137 		return (FALSE);
138 	else if (err != 0)
139 		return (TRUE);
140 
141 	/* doit */
142 	if (med_db_init(res))
143 		goto out;
144 
145 	(void) med_db_put_rec(&argp->med, &argp->med_rec, res);
146 
147 out:
148 	return (TRUE);
149 }
150 
151 /*
152  * Get the mediator record
153  */
154 /*ARGSUSED*/
155 bool_t
156 med_get_rec_1_svc(
157 	med_args_t			*argp,
158 	med_get_rec_res_t		*res,
159 	struct svc_req			*rqstp		/* RPC stuff */
160 )
161 {
162 	med_rec_t			*medrp;
163 	int				err;
164 	med_err_t			*medep = &res->med_status;
165 
166 	/* Initialization */
167 	(void) memset(res, 0, sizeof (*res));
168 	*medep = med_null_err;
169 
170 	/* setup, check permissions */
171 	if ((err = med_init(rqstp, R_OK, medep)) < 0)
172 		return (FALSE);
173 	else if (err != 0)
174 		return (TRUE);
175 
176 	/* doit */
177 	if (med_db_init(medep))
178 		goto out;
179 
180 	if ((medrp = med_db_get_rec(&argp->med, medep)) == NULL)
181 		goto out;
182 
183 	res->med_rec = *medrp;			/* structure assignment */
184 
185 out:
186 	return (TRUE);
187 }
188 
189 /*
190  * return the official host name for the callee
191  */
192 /*ARGSUSED*/
193 bool_t
194 med_hostname_1_svc(
195 	void 			*argp,
196 	med_hnm_res_t 		*res,
197 	struct svc_req		*rqstp		/* RPC stuff */
198 )
199 {
200 	med_err_t		*medep = &res->med_status;
201 	int			err;
202 
203 	/* Initialization */
204 	(void) memset(res, 0, sizeof (*res));
205 	*medep = med_null_err;
206 
207 	/* setup, check permissions */
208 	if ((err = med_init(rqstp, R_OK, medep)) < 0)
209 		return (FALSE);
210 	else if (err != 0)
211 		return (TRUE);
212 
213 	/* doit */
214 	res->med_hnm = Strdup(mynode());
215 
216 	return (TRUE);
217 }
218