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/*
* Copyright (c) 1990 Jan-Simon Pendry
* Copyright (c) 1990 Imperial College of Science, Technology & Medicine
* Copyright (c) 1990, 1993
* The Regents of the University of California. All rights reserved.
*
* This code is derived from software contributed to Berkeley by
* Jan-Simon Pendry at Imperial College, London.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* 3. All advertising materials mentioning features or use of this software
* must display the following acknowledgement:
* This product includes software developed by the University of
* California, Berkeley and its contributors.
* 4. Neither the name of the University nor the names of its contributors
* may be used to endorse or promote products derived from this software
* without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*
* from: @(#)misc_rpc.c 8.1 (Berkeley) 6/6/93
* $Id: misc_rpc.c,v 1.3 2002/02/13 22:43:44 pvalchev Exp $
*/
/*
* Additions to Sun RPC.
*/
#include "am.h"
void rpc_msg_init P((struct rpc_msg *mp, u_long prog, u_long vers, u_long proc));
void rpc_msg_init(mp, prog, vers, proc)
struct rpc_msg *mp;
unsigned long prog, vers, proc;
{
/*
* Initialise the message
*/
bzero((voidp) mp, sizeof(*mp));
mp->rm_xid = 0;
mp->rm_direction = CALL;
mp->rm_call.cb_rpcvers = RPC_MSG_VERSION;
mp->rm_call.cb_prog = prog;
mp->rm_call.cb_vers = vers;
mp->rm_call.cb_proc = proc;
}
/*
* Field reply to call to mountd
*/
int pickup_rpc_reply P((voidp pkt, int len, voidp where, xdrproc_t where_xdr));
int pickup_rpc_reply(pkt, len, where, where_xdr)
voidp pkt;
int len;
voidp where;
xdrproc_t where_xdr;
{
XDR reply_xdr;
int ok;
struct rpc_err err;
struct rpc_msg reply_msg;
int error = 0;
/*bzero((voidp) &err, sizeof(err));*/
bzero((voidp) &reply_msg, sizeof(reply_msg));
reply_msg.acpted_rply.ar_results.where = (caddr_t) where;
reply_msg.acpted_rply.ar_results.proc = where_xdr;
xdrmem_create(&reply_xdr, pkt, len, XDR_DECODE);
ok = xdr_replymsg(&reply_xdr, &reply_msg);
if (!ok) {
error = EIO;
goto drop;
}
_seterr_reply(&reply_msg, &err);
if (err.re_status != RPC_SUCCESS) {
error = EIO;
goto drop;
}
drop:
if (reply_msg.rm_reply.rp_stat == MSG_ACCEPTED &&
reply_msg.acpted_rply.ar_verf.oa_base) {
reply_xdr.x_op = XDR_FREE;
(void)xdr_opaque_auth(&reply_xdr,
&reply_msg.acpted_rply.ar_verf);
}
xdr_destroy(&reply_xdr);
return error;
}
int make_rpc_packet P((char *buf, int buflen, unsigned long proc,
struct rpc_msg *mp, voidp arg, xdrproc_t arg_xdr, AUTH *auth));
int make_rpc_packet(buf, buflen, proc, mp, arg, arg_xdr, auth)
char *buf;
int buflen;
unsigned long proc;
struct rpc_msg *mp;
voidp arg;
xdrproc_t arg_xdr;
AUTH *auth;
{
XDR msg_xdr;
int len;
xdrmem_create(&msg_xdr, buf, buflen, XDR_ENCODE);
/*
* Basic protocol header
*/
if (!xdr_callhdr(&msg_xdr, mp))
return -EIO;
/*
* Called procedure number
*/
if (!xdr_u_long(&msg_xdr, &proc))
return -EIO;
/*
* Authorization
*/
if (!AUTH_MARSHALL(auth, &msg_xdr))
return -EIO;
/*
* Arguments
*/
if (!(*arg_xdr)(&msg_xdr, arg))
return -EIO;
/*
* Determine length
*/
len = xdr_getpos(&msg_xdr);
/*
* Throw away xdr
*/
xdr_destroy(&msg_xdr);
return len;
}
/*
* Early RPC seems to be missing these..
* Extracted from the RPC 3.9 sources as indicated
*/
#ifdef NEED_XDR_POINTER
/* @(#)xdr_reference.c 1.1 87/11/04 3.9 RPCSRC */
/*
* Sun RPC is a product of Sun Microsystems, Inc. and is provided for
* unrestricted use provided that this legend is included on all tape
* media and as a part of the software program in whole or part. Users
* may copy or modify Sun RPC without charge, but are not authorized
* to license or distribute it to anyone else except as part of a product or
* program developed by the user.
*
* SUN RPC IS PROVIDED AS IS WITH NO WARRANTIES OF ANY KIND INCLUDING THE
* WARRANTIES OF DESIGN, MERCHANTIBILITY AND FITNESS FOR A PARTICULAR
* PURPOSE, OR ARISING FROM A COURSE OF DEALING, USAGE OR TRADE PRACTICE.
*
* Sun RPC is provided with no support and without any obligation on the
* part of Sun Microsystems, Inc. to assist in its use, correction,
* modification or enhancement.
*
* SUN MICROSYSTEMS, INC. SHALL HAVE NO LIABILITY WITH RESPECT TO THE
* INFRINGEMENT OF COPYRIGHTS, TRADE SECRETS OR ANY PATENTS BY SUN RPC
* OR ANY PART THEREOF.
*
* In no event will Sun Microsystems, Inc. be liable for any lost revenue
* or profits or other special, indirect and consequential damages, even if
* Sun has been advised of the possibility of such damages.
*
* Sun Microsystems, Inc.
* 2550 Garcia Avenue
* Mountain View, California 94043
*/
/*
* xdr_pointer():
*
* XDR a pointer to a possibly recursive data structure. This
* differs with xdr_reference in that it can serialize/deserialiaze
* trees correctly.
*
* What's sent is actually a union:
*
* union object_pointer switch (boolean b) {
* case TRUE: object_data data;
* case FALSE: void nothing;
* }
*
* > objpp: Pointer to the pointer to the object.
* > obj_size: size of the object.
* > xdr_obj: routine to XDR an object.
*
*/
bool_t
xdr_pointer(xdrs,objpp,obj_size,xdr_obj)
register XDR *xdrs;
char **objpp;
u_int obj_size;
xdrproc_t xdr_obj;
{
bool_t more_data;
more_data = (*objpp != NULL);
if (! xdr_bool(xdrs,&more_data)) {
return (FALSE);
}
if (! more_data) {
*objpp = NULL;
return (TRUE);
}
return (xdr_reference(xdrs,objpp,obj_size,xdr_obj));
}
#endif /* NEED_XDR_POINTER */
#ifdef NEED_CLNT_SPERRNO
/* @(#)clnt_perror.c 1.1 87/11/04 3.9 RPCSRC */
/*
* Sun RPC is a product of Sun Microsystems, Inc. and is provided for
* unrestricted use provided that this legend is included on all tape
* media and as a part of the software program in whole or part. Users
* may copy or modify Sun RPC without charge, but are not authorized
* to license or distribute it to anyone else except as part of a product or
* program developed by the user.
*
* SUN RPC IS PROVIDED AS IS WITH NO WARRANTIES OF ANY KIND INCLUDING THE
* WARRANTIES OF DESIGN, MERCHANTIBILITY AND FITNESS FOR A PARTICULAR
* PURPOSE, OR ARISING FROM A COURSE OF DEALING, USAGE OR TRADE PRACTICE.
*
* Sun RPC is provided with no support and without any obligation on the
* part of Sun Microsystems, Inc. to assist in its use, correction,
* modification or enhancement.
*
* SUN MICROSYSTEMS, INC. SHALL HAVE NO LIABILITY WITH RESPECT TO THE
* INFRINGEMENT OF COPYRIGHTS, TRADE SECRETS OR ANY PATENTS BY SUN RPC
* OR ANY PART THEREOF.
*
* In no event will Sun Microsystems, Inc. be liable for any lost revenue
* or profits or other special, indirect and consequential damages, even if
* Sun has been advised of the possibility of such damages.
*
* Sun Microsystems, Inc.
* 2550 Garcia Avenue
* Mountain View, California 94043
*/
struct rpc_errtab {
enum clnt_stat status;
char *message;
};
static struct rpc_errtab rpc_errlist[] = {
{ RPC_SUCCESS,
"RPC: Success" },
{ RPC_CANTENCODEARGS,
"RPC: Can't encode arguments" },
{ RPC_CANTDECODERES,
"RPC: Can't decode result" },
{ RPC_CANTSEND,
"RPC: Unable to send" },
{ RPC_CANTRECV,
"RPC: Unable to receive" },
{ RPC_TIMEDOUT,
"RPC: Timed out" },
{ RPC_VERSMISMATCH,
"RPC: Incompatible versions of RPC" },
{ RPC_AUTHERROR,
"RPC: Authentication error" },
{ RPC_PROGUNAVAIL,
"RPC: Program unavailable" },
{ RPC_PROGVERSMISMATCH,
"RPC: Program/version mismatch" },
{ RPC_PROCUNAVAIL,
"RPC: Procedure unavailable" },
{ RPC_CANTDECODEARGS,
"RPC: Server can't decode arguments" },
{ RPC_SYSTEMERROR,
"RPC: Remote system error" },
{ RPC_UNKNOWNHOST,
"RPC: Unknown host" },
/* { RPC_UNKNOWNPROTO,
"RPC: Unknown protocol" },*/
{ RPC_PMAPFAILURE,
"RPC: Port mapper failure" },
{ RPC_PROGNOTREGISTERED,
"RPC: Program not registered"},
{ RPC_FAILED,
"RPC: Failed (unspecified error)"}
};
/*
* This interface for use by clntrpc
*/
char *
clnt_sperrno(stat)
enum clnt_stat stat;
{
int i;
for (i = 0; i < sizeof(rpc_errlist)/sizeof(struct rpc_errtab); i++) {
if (rpc_errlist[i].status == stat) {
return (rpc_errlist[i].message);
}
}
return ("RPC: (unknown error code)");
}
#endif /* NEED_CLNT_SPERRNO */
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