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/* $OpenBSD: print-sunrpc.c,v 1.19 2015/01/16 06:40:21 deraadt Exp $ */
/*
* Copyright (c) 1992, 1993, 1994, 1995, 1996
* The Regents of the University of California. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that: (1) source code distributions
* retain the above copyright notice and this paragraph in its entirety, (2)
* distributions including binary code include the above copyright notice and
* this paragraph in its entirety in the documentation or other materials
* provided with the distribution, and (3) all advertising materials mentioning
* features or use of this software display the following acknowledgement:
* ``This product includes software developed by the University of California,
* Lawrence Berkeley Laboratory and its contributors.'' 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 ``AS IS'' AND WITHOUT ANY EXPRESS OR IMPLIED
* WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
*/
#include <sys/time.h>
#include <sys/socket.h>
struct mbuf;
struct rtentry;
#include <net/if.h>
#include <netinet/in.h>
#include <netinet/if_ether.h>
#include <netinet/ip.h>
#include <netinet/ip_var.h>
#include <rpc/rpc.h>
#ifdef HAVE_RPC_RPCENT_H
#include <rpc/rpcent.h>
#endif
#include <rpc/pmap_prot.h>
#include <ctype.h>
#include <netdb.h>
#include <stdio.h>
#include <string.h>
#include "interface.h"
#include "addrtoname.h"
#include "privsep.h"
static struct tok proc2str[] = {
{ PMAPPROC_NULL, "null" },
{ PMAPPROC_SET, "set" },
{ PMAPPROC_UNSET, "unset" },
{ PMAPPROC_GETPORT, "getport" },
{ PMAPPROC_DUMP, "dump" },
{ PMAPPROC_CALLIT, "call" },
{ 0, NULL }
};
/* Forwards */
static char *progstr(u_int32_t);
void
sunrpcrequest_print(register const u_char *bp, register u_int length,
register const u_char *bp2)
{
register const struct rpc_msg *rp;
register const struct ip *ip;
u_int32_t x;
rp = (struct rpc_msg *)bp;
ip = (struct ip *)bp2;
printf("xid 0x%x %d", (u_int32_t)ntohl(rp->rm_xid), length);
printf(" %s", tok2str(proc2str, " proc #%u",
(u_int32_t)ntohl(rp->rm_call.cb_proc)));
x = ntohl(rp->rm_call.cb_rpcvers);
if (x != 2)
printf(" [rpcver %u]", x);
switch (ntohl(rp->rm_call.cb_proc)) {
case PMAPPROC_SET:
case PMAPPROC_UNSET:
case PMAPPROC_GETPORT:
case PMAPPROC_CALLIT:
x = ntohl(rp->rm_call.cb_prog);
if (!nflag)
printf(" %s", progstr(x));
else
printf(" %u", x);
printf(".%u", (u_int32_t)ntohl(rp->rm_call.cb_vers));
break;
}
}
static char *
progstr(prog)
u_int32_t prog;
{
char progname[32];
static char buf[32];
static int lastprog = 0;
if (lastprog != 0 && prog == lastprog)
return (buf);
lastprog = prog;
if (priv_getrpcbynumber(prog, progname, sizeof(progname)) == 0)
snprintf(buf, sizeof(buf), "#%u", prog);
else
strlcpy(buf, progname, sizeof(buf));
return (buf);
}
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