amq_svc.c revision 51292 
1/*
2 * Copyright (c) 1997-1999 Erez Zadok
3 * Copyright (c) 1990 Jan-Simon Pendry
4 * Copyright (c) 1990 Imperial College of Science, Technology & Medicine
5 * Copyright (c) 1990 The Regents of the University of California.
6 * All rights reserved.
7 *
8 * This code is derived from software contributed to Berkeley by
9 * Jan-Simon Pendry at Imperial College, London.
10 *
11 * Redistribution and use in source and binary forms, with or without
12 * modification, are permitted provided that the following conditions
13 * are met:
14 * 1. Redistributions of source code must retain the above copyright
15 *    notice, this list of conditions and the following disclaimer.
16 * 2. Redistributions in binary form must reproduce the above copyright
17 *    notice, this list of conditions and the following disclaimer in the
18 *    documentation and/or other materials provided with the distribution.
19 * 3. All advertising materials mentioning features or use of this software
20 *    must display the following acknowledgment:
21 *      This product includes software developed by the University of
22 *      California, Berkeley and its contributors.
23 * 4. Neither the name of the University nor the names of its contributors
24 *    may be used to endorse or promote products derived from this software
25 *    without specific prior written permission.
26 *
27 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
28 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
29 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
30 * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
31 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
32 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
33 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
34 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
35 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
36 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
37 * SUCH DAMAGE.
38 *
39 *      %W% (Berkeley) %G%
40 *
41 * $Id: amq_svc.c,v 1.3 1999/08/24 21:31:06 ezk Exp $
42 *
43 */
44
45#ifdef HAVE_CONFIG_H
46# include <config.h>
47#endif /* HAVE_CONFIG_H */
48#include <am_defs.h>
49#include <amd.h>
50
51/* typedefs */
52typedef char *(*amqsvcproc_t)(voidp, struct svc_req *);
53
54
55void
56amq_program_1(struct svc_req *rqstp, SVCXPRT *transp)
57{
58  union {
59    amq_string amqproc_mnttree_1_arg;
60    amq_string amqproc_umnt_1_arg;
61    amq_setopt amqproc_setopt_1_arg;
62#ifdef ENABLE_AMQ_MOUNT
63    amq_string amqproc_mount_1_arg;
64#endif /* ENABLE_AMQ_MOUNT */
65  } argument;
66  char *result;
67  xdrproc_t xdr_argument, xdr_result;
68  amqsvcproc_t local;
69
70  switch (rqstp->rq_proc) {
71
72  case AMQPROC_NULL:
73    xdr_argument = (xdrproc_t) xdr_void;
74    xdr_result = (xdrproc_t) xdr_void;
75    local = (amqsvcproc_t) amqproc_null_1_svc;
76    break;
77
78  case AMQPROC_MNTTREE:
79    xdr_argument = (xdrproc_t) xdr_amq_string;
80    xdr_result = (xdrproc_t) xdr_amq_mount_tree_p;
81    local = (amqsvcproc_t) amqproc_mnttree_1_svc;
82    break;
83
84  case AMQPROC_UMNT:
85    xdr_argument = (xdrproc_t) xdr_amq_string;
86    xdr_result = (xdrproc_t) xdr_void;
87    local = (amqsvcproc_t) amqproc_umnt_1_svc;
88    break;
89
90  case AMQPROC_STATS:
91    xdr_argument = (xdrproc_t) xdr_void;
92    xdr_result = (xdrproc_t) xdr_amq_mount_stats;
93    local = (amqsvcproc_t) amqproc_stats_1_svc;
94    break;
95
96  case AMQPROC_EXPORT:
97    xdr_argument = (xdrproc_t) xdr_void;
98    xdr_result = (xdrproc_t) xdr_amq_mount_tree_list;
99    local = (amqsvcproc_t) amqproc_export_1_svc;
100    break;
101
102  case AMQPROC_SETOPT:
103    xdr_argument = (xdrproc_t) xdr_amq_setopt;
104    xdr_result = (xdrproc_t) xdr_int;
105    local = (amqsvcproc_t) amqproc_setopt_1_svc;
106    break;
107
108  case AMQPROC_GETMNTFS:
109    xdr_argument = (xdrproc_t) xdr_void;
110    xdr_result = (xdrproc_t) xdr_amq_mount_info_qelem;
111    local = (amqsvcproc_t) amqproc_getmntfs_1_svc;
112    break;
113
114#ifdef ENABLE_AMQ_MOUNT
115  case AMQPROC_MOUNT:
116    xdr_argument = (xdrproc_t) xdr_amq_string;
117    xdr_result = (xdrproc_t) xdr_int;
118    local = (amqsvcproc_t) amqproc_mount_1_svc;
119    break;
120#endif /* ENABLE_AMQ_MOUNT */
121
122  case AMQPROC_GETVERS:
123    xdr_argument = (xdrproc_t) xdr_void;
124    xdr_result = (xdrproc_t) xdr_amq_string;
125    local = (amqsvcproc_t) amqproc_getvers_1_svc;
126    break;
127
128  case AMQPROC_GETPID:
129    xdr_argument = (xdrproc_t) xdr_void;
130    xdr_result = (xdrproc_t) xdr_int;
131    local = (amqsvcproc_t) amqproc_getpid_1_svc;
132    break;
133
134  default:
135    svcerr_noproc(transp);
136    return;
137  }
138
139  memset((char *) &argument, 0, sizeof(argument));
140  if (!svc_getargs(transp,
141		   (XDRPROC_T_TYPE) xdr_argument,
142		   (SVC_IN_ARG_TYPE) & argument)) {
143    svcerr_decode(transp);
144    return;
145  }
146
147  result = (*local) (&argument, rqstp);
148
149  if (result != NULL && !svc_sendreply(transp,
150				       (XDRPROC_T_TYPE) xdr_result,
151				       result)) {
152    svcerr_systemerr(transp);
153  }
154
155  if (!svc_freeargs(transp,
156		    (XDRPROC_T_TYPE) xdr_argument,
157		    (SVC_IN_ARG_TYPE) & argument)) {
158    plog(XLOG_FATAL, "unable to free rpc arguments in amqprog_1");
159    going_down(1);
160  }
161}
162