1 /* @(#)svc_simple.c 2.2 88/08/01 4.0 RPCSRC */
3 * Sun RPC is a product of Sun Microsystems, Inc. and is provided for
4 * unrestricted use provided that this legend is included on all tape
5 * media and as a part of the software program in whole or part. Users
6 * may copy or modify Sun RPC without charge, but are not authorized
7 * to license or distribute it to anyone else except as part of a product or
8 * program developed by the user.
10 * SUN RPC IS PROVIDED AS IS WITH NO WARRANTIES OF ANY KIND INCLUDING THE
11 * WARRANTIES OF DESIGN, MERCHANTIBILITY AND FITNESS FOR A PARTICULAR
12 * PURPOSE, OR ARISING FROM A COURSE OF DEALING, USAGE OR TRADE PRACTICE.
14 * Sun RPC is provided with no support and without any obligation on the
15 * part of Sun Microsystems, Inc. to assist in its use, correction,
16 * modification or enhancement.
18 * SUN MICROSYSTEMS, INC. SHALL HAVE NO LIABILITY WITH RESPECT TO THE
19 * INFRINGEMENT OF COPYRIGHTS, TRADE SECRETS OR ANY PATENTS BY SUN RPC
20 * OR ANY PART THEREOF.
22 * In no event will Sun Microsystems, Inc. be liable for any lost revenue
23 * or profits or other special, indirect and consequential damages, even if
24 * Sun has been advised of the possibility of such damages.
26 * Sun Microsystems, Inc.
28 * Mountain View, California 94043
31 static char sccsid
[] = "@(#)svc_simple.c 1.18 87/08/11 Copyr 1984 Sun Micro";
36 * Simplified front end to rpc.
38 * Copyright (C) 1984, Sun Microsystems, Inc.
47 #include "rpc_private.h"
48 #include <rpc/pmap_clnt.h>
49 #include <sys/socket.h>
54 # include <libio/iolibio.h>
55 # define fputs(s, f) _IO_fputs (s, f)
61 char *(*p_progname
) (char *);
64 xdrproc_t p_inproc
, p_outproc
;
65 struct proglst_
*p_nxt
;
67 #ifdef __UCLIBC_HAS_THREADS__
68 #define proglst (*(struct proglst_ **)&RPC_THREAD_VARIABLE(svcsimple_proglst_s))
70 static struct proglst_
*proglst
;
74 static void universal (struct svc_req
*rqstp
, SVCXPRT
*transp_s
);
75 #ifdef __UCLIBC_HAS_THREADS__
76 #define transp (*(SVCXPRT **)&RPC_THREAD_VARIABLE(svcsimple_transp_s))
78 static SVCXPRT
*transp
;
81 int registerrpc (u_long prognum
, u_long versnum
, u_long procnum
,
82 char *(*progname
) (char *), xdrproc_t inproc
, xdrproc_t outproc
);
84 registerrpc (u_long prognum
, u_long versnum
, u_long procnum
,
85 char *(*progname
) (char *), xdrproc_t inproc
, xdrproc_t outproc
)
90 if (procnum
== NULLPROC
)
93 (void) asprintf (&buf
, _("can't reassign procedure number %ld\n"),
99 transp
= svcudp_create (RPC_ANYSOCK
);
102 buf
= strdup (_("couldn't create an rpc server\n"));
106 (void) pmap_unset ((u_long
) prognum
, (u_long
) versnum
);
107 if (!svc_register (transp
, (u_long
) prognum
, (u_long
) versnum
,
108 universal
, IPPROTO_UDP
))
110 (void) asprintf (&buf
, _("couldn't register prog %ld vers %ld\n"),
114 pl
= (struct proglst_
*) malloc (sizeof (struct proglst_
));
117 buf
= strdup (_("registerrpc: out of memory\n"));
120 pl
->p_progname
= progname
;
121 pl
->p_prognum
= prognum
;
122 pl
->p_procnum
= procnum
;
123 pl
->p_inproc
= inproc
;
124 pl
->p_outproc
= outproc
;
131 if (_IO_fwide (stderr
, 0) > 0)
132 (void) __fwprintf (stderr
, L
"%s", buf
);
135 (void) fputs (buf
, stderr
);
141 universal (struct svc_req
*rqstp
, SVCXPRT
*transp_l
)
145 char xdrbuf
[UDPMSGSIZE
];
150 * enforce "procnum 0 is echo" convention
152 if (rqstp
->rq_proc
== NULLPROC
)
154 if (svc_sendreply (transp_l
, (xdrproc_t
)xdr_void
, (char *) NULL
) == FALSE
)
156 write (STDERR_FILENO
, "xxx\n", 4);
161 prog
= rqstp
->rq_prog
;
162 proc
= rqstp
->rq_proc
;
163 for (pl
= proglst
; pl
!= NULL
; pl
= pl
->p_nxt
)
164 if (pl
->p_prognum
== prog
&& pl
->p_procnum
== proc
)
166 /* decode arguments into a CLEAN buffer */
167 memset (xdrbuf
, 0, sizeof (xdrbuf
)); /* required ! */
168 if (!svc_getargs (transp_l
, pl
->p_inproc
, xdrbuf
))
170 svcerr_decode (transp_l
);
173 outdata
= (*(pl
->p_progname
)) (xdrbuf
);
174 if (outdata
== NULL
&& pl
->p_outproc
!= (xdrproc_t
)xdr_void
)
175 /* there was an error */
177 if (!svc_sendreply (transp_l
, pl
->p_outproc
, outdata
))
179 (void) asprintf (&buf
,
180 _("trouble replying to prog %d\n"),
184 /* free the decoded arguments */
185 (void) svc_freeargs (transp_l
, pl
->p_inproc
, xdrbuf
);
188 (void) asprintf (&buf
, _("never registered prog %d\n"), prog
);
190 if (_IO_fwide (stderr
, 0) > 0)
191 __fwprintf (stderr
, L
"%s", buf
);