b6cbf7203b
This patch imports the unmodified current version of NetBSD libc. The NetBSD includes are in /nbsd_include, while the libc code itself is split between lib/nbsd_libc and common/lib/libc.
686 lines
18 KiB
C
686 lines
18 KiB
C
/* $NetBSD: clnt_bcast.c,v 1.22 2010/03/07 23:49:14 dholland Exp $ */
|
|
|
|
/*
|
|
* 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
|
|
*/
|
|
/*
|
|
* Copyright (c) 1986-1991 by Sun Microsystems Inc.
|
|
*/
|
|
|
|
/* #ident "@(#)clnt_bcast.c 1.18 94/05/03 SMI" */
|
|
|
|
#include <sys/cdefs.h>
|
|
#if defined(LIBC_SCCS) && !defined(lint)
|
|
#if 0
|
|
static char sccsid[] = "@(#)clnt_bcast.c 1.15 89/04/21 Copyr 1988 Sun Micro";
|
|
#else
|
|
__RCSID("$NetBSD: clnt_bcast.c,v 1.22 2010/03/07 23:49:14 dholland Exp $");
|
|
#endif
|
|
#endif
|
|
|
|
/*
|
|
* clnt_bcast.c
|
|
* Client interface to broadcast service.
|
|
*
|
|
* Copyright (C) 1988, Sun Microsystems, Inc.
|
|
*
|
|
* The following is kludged-up support for simple rpc broadcasts.
|
|
* Someday a large, complicated system will replace these routines.
|
|
*/
|
|
|
|
#include "namespace.h"
|
|
#include <sys/types.h>
|
|
#include <sys/socket.h>
|
|
#include <sys/queue.h>
|
|
#include <net/if.h>
|
|
#include <netinet/in.h>
|
|
#include <ifaddrs.h>
|
|
#include <sys/poll.h>
|
|
#include <rpc/rpc.h>
|
|
#ifdef PORTMAP
|
|
#include <rpc/pmap_prot.h>
|
|
#include <rpc/pmap_clnt.h>
|
|
#include <rpc/pmap_rmt.h>
|
|
#endif
|
|
#include <rpc/nettype.h>
|
|
#include <arpa/inet.h>
|
|
#ifdef RPC_DEBUG
|
|
#include <stdio.h>
|
|
#endif
|
|
#include <assert.h>
|
|
#include <errno.h>
|
|
#include <stdlib.h>
|
|
#include <unistd.h>
|
|
#include <netdb.h>
|
|
#include <err.h>
|
|
#include <string.h>
|
|
|
|
#include "rpc_internal.h"
|
|
|
|
#define MAXBCAST 20 /* Max no of broadcasting transports */
|
|
#define INITTIME 4000 /* Time to wait initially */
|
|
#define WAITTIME 8000 /* Maximum time to wait */
|
|
|
|
/*
|
|
* If nettype is NULL, it broadcasts on all the available
|
|
* datagram_n transports. May potentially lead to broadacst storms
|
|
* and hence should be used with caution, care and courage.
|
|
*
|
|
* The current parameter xdr packet size is limited by the max tsdu
|
|
* size of the transport. If the max tsdu size of any transport is
|
|
* smaller than the parameter xdr packet, then broadcast is not
|
|
* sent on that transport.
|
|
*
|
|
* Also, the packet size should be less the packet size of
|
|
* the data link layer (for ethernet it is 1400 bytes). There is
|
|
* no easy way to find out the max size of the data link layer and
|
|
* we are assuming that the args would be smaller than that.
|
|
*
|
|
* The result size has to be smaller than the transport tsdu size.
|
|
*
|
|
* If PORTMAP has been defined, we send two packets for UDP, one for
|
|
* rpcbind and one for portmap. For those machines which support
|
|
* both rpcbind and portmap, it will cause them to reply twice, and
|
|
* also here it will get two responses ... inefficient and clumsy.
|
|
*/
|
|
|
|
#ifdef __weak_alias
|
|
__weak_alias(rpc_broadcast_exp,_rpc_broadcast_exp)
|
|
__weak_alias(rpc_broadcast,_rpc_broadcast)
|
|
#endif
|
|
|
|
struct broadif {
|
|
int index;
|
|
struct sockaddr_storage broadaddr;
|
|
TAILQ_ENTRY(broadif) link;
|
|
};
|
|
|
|
typedef TAILQ_HEAD(, broadif) broadlist_t;
|
|
|
|
int __rpc_getbroadifs __P((int, int, int, broadlist_t *));
|
|
void __rpc_freebroadifs __P((broadlist_t *));
|
|
int __rpc_broadenable __P((int, int, struct broadif *));
|
|
|
|
int __rpc_lowvers = 0;
|
|
|
|
int
|
|
__rpc_getbroadifs(int af, int proto, int socktype, broadlist_t *list)
|
|
{
|
|
int count = 0;
|
|
struct broadif *bip;
|
|
struct ifaddrs *ifap, *ifp;
|
|
#ifdef INET6
|
|
struct sockaddr_in6 *sin6;
|
|
#endif
|
|
struct sockaddr_in *gbsin;
|
|
struct addrinfo hints, *res;
|
|
|
|
_DIAGASSERT(list != NULL);
|
|
|
|
if (getifaddrs(&ifp) < 0)
|
|
return 0;
|
|
|
|
memset(&hints, 0, sizeof hints);
|
|
|
|
hints.ai_family = af;
|
|
hints.ai_protocol = proto;
|
|
hints.ai_socktype = socktype;
|
|
|
|
if (getaddrinfo(NULL, "sunrpc", &hints, &res) != 0) {
|
|
freeifaddrs(ifp);
|
|
return 0;
|
|
}
|
|
|
|
for (ifap = ifp; ifap != NULL; ifap = ifap->ifa_next) {
|
|
if (ifap->ifa_addr->sa_family != af ||
|
|
!(ifap->ifa_flags & IFF_UP))
|
|
continue;
|
|
bip = malloc(sizeof(*bip));
|
|
if (bip == NULL)
|
|
break;
|
|
bip->index = if_nametoindex(ifap->ifa_name);
|
|
if (
|
|
#ifdef INET6
|
|
af != AF_INET6 &&
|
|
#endif
|
|
(ifap->ifa_flags & IFF_BROADCAST) &&
|
|
ifap->ifa_broadaddr) {
|
|
memcpy(&bip->broadaddr, ifap->ifa_broadaddr,
|
|
(size_t)ifap->ifa_broadaddr->sa_len);
|
|
gbsin = (struct sockaddr_in *)(void *)&bip->broadaddr;
|
|
gbsin->sin_port =
|
|
((struct sockaddr_in *)
|
|
(void *)res->ai_addr)->sin_port;
|
|
} else
|
|
#ifdef INET6
|
|
if (af == AF_INET6 && (ifap->ifa_flags & IFF_MULTICAST)) {
|
|
sin6 = (struct sockaddr_in6 *)(void *)&bip->broadaddr;
|
|
inet_pton(af, RPCB_MULTICAST_ADDR, &sin6->sin6_addr);
|
|
sin6->sin6_family = af;
|
|
sin6->sin6_len = sizeof *sin6;
|
|
sin6->sin6_port =
|
|
((struct sockaddr_in6 *)
|
|
(void *)res->ai_addr)->sin6_port;
|
|
sin6->sin6_scope_id = bip->index;
|
|
} else
|
|
#endif
|
|
{
|
|
free(bip);
|
|
continue;
|
|
}
|
|
TAILQ_INSERT_TAIL(list, bip, link);
|
|
count++;
|
|
}
|
|
freeifaddrs(ifp);
|
|
freeaddrinfo(res);
|
|
|
|
return count;
|
|
}
|
|
|
|
void
|
|
__rpc_freebroadifs(broadlist_t *list)
|
|
{
|
|
struct broadif *bip, *next;
|
|
|
|
_DIAGASSERT(list != NULL);
|
|
|
|
bip = TAILQ_FIRST(list);
|
|
|
|
while (bip != NULL) {
|
|
next = TAILQ_NEXT(bip, link);
|
|
free(bip);
|
|
bip = next;
|
|
}
|
|
}
|
|
|
|
int
|
|
/*ARGSUSED*/
|
|
__rpc_broadenable(int af, int s, struct broadif *bip)
|
|
{
|
|
int o = 1;
|
|
|
|
#if 0
|
|
_DIAGASSERT(bip != NULL);
|
|
|
|
if (af == AF_INET6) {
|
|
fprintf(stderr, "set v6 multicast if to %d\n", bip->index);
|
|
if (setsockopt(s, IPPROTO_IPV6, IPV6_MULTICAST_IF, &bip->index,
|
|
sizeof bip->index) < 0)
|
|
return -1;
|
|
} else
|
|
#endif
|
|
if (setsockopt(s, SOL_SOCKET, SO_BROADCAST, &o, sizeof o) < 0)
|
|
return -1;
|
|
|
|
return 0;
|
|
}
|
|
|
|
|
|
enum clnt_stat
|
|
rpc_broadcast_exp(prog, vers, proc, xargs, argsp, xresults, resultsp,
|
|
eachresult, inittime, waittime, nettype)
|
|
rpcprog_t prog; /* program number */
|
|
rpcvers_t vers; /* version number */
|
|
rpcproc_t proc; /* procedure number */
|
|
xdrproc_t xargs; /* xdr routine for args */
|
|
const char * argsp; /* pointer to args */
|
|
xdrproc_t xresults; /* xdr routine for results */
|
|
caddr_t resultsp; /* pointer to results */
|
|
resultproc_t eachresult; /* call with each result obtained */
|
|
int inittime; /* how long to wait initially */
|
|
int waittime; /* maximum time to wait */
|
|
const char *nettype; /* transport type */
|
|
{
|
|
enum clnt_stat stat = RPC_SUCCESS; /* Return status */
|
|
XDR xdr_stream; /* XDR stream */
|
|
XDR *xdrs = &xdr_stream;
|
|
struct rpc_msg msg; /* RPC message */
|
|
char *outbuf = NULL; /* Broadcast msg buffer */
|
|
char *inbuf = NULL; /* Reply buf */
|
|
ssize_t inlen;
|
|
u_int maxbufsize = 0;
|
|
AUTH *sys_auth = authunix_create_default();
|
|
size_t i;
|
|
void *handle;
|
|
char uaddress[1024]; /* A self imposed limit */
|
|
char *uaddrp = uaddress;
|
|
int pmap_reply_flag; /* reply recvd from PORTMAP */
|
|
/* An array of all the suitable broadcast transports */
|
|
struct {
|
|
int fd; /* File descriptor */
|
|
int af;
|
|
int proto;
|
|
struct netconfig *nconf; /* Netconfig structure */
|
|
u_int asize; /* Size of the addr buf */
|
|
u_int dsize; /* Size of the data buf */
|
|
struct sockaddr_storage raddr; /* Remote address */
|
|
broadlist_t nal;
|
|
} fdlist[MAXBCAST];
|
|
struct pollfd pfd[MAXBCAST];
|
|
size_t fdlistno = 0;
|
|
struct r_rpcb_rmtcallargs barg; /* Remote arguments */
|
|
struct r_rpcb_rmtcallres bres; /* Remote results */
|
|
size_t outlen;
|
|
struct netconfig *nconf;
|
|
int msec;
|
|
int pollretval;
|
|
int fds_found;
|
|
struct timespec ts;
|
|
|
|
#ifdef PORTMAP
|
|
size_t outlen_pmap = 0;
|
|
u_long port; /* Remote port number */
|
|
int pmap_flag = 0; /* UDP exists ? */
|
|
char *outbuf_pmap = NULL;
|
|
struct rmtcallargs barg_pmap; /* Remote arguments */
|
|
struct rmtcallres bres_pmap; /* Remote results */
|
|
u_int udpbufsz = 0;
|
|
#endif /* PORTMAP */
|
|
|
|
if (sys_auth == NULL) {
|
|
return (RPC_SYSTEMERROR);
|
|
}
|
|
/*
|
|
* initialization: create a fd, a broadcast address, and send the
|
|
* request on the broadcast transport.
|
|
* Listen on all of them and on replies, call the user supplied
|
|
* function.
|
|
*/
|
|
|
|
if (nettype == NULL)
|
|
nettype = "datagram_n";
|
|
if ((handle = __rpc_setconf(nettype)) == NULL) {
|
|
AUTH_DESTROY(sys_auth);
|
|
return (RPC_UNKNOWNPROTO);
|
|
}
|
|
while ((nconf = __rpc_getconf(handle)) != NULL) {
|
|
int fd;
|
|
struct __rpc_sockinfo si;
|
|
|
|
if (nconf->nc_semantics != NC_TPI_CLTS)
|
|
continue;
|
|
if (fdlistno >= MAXBCAST)
|
|
break; /* No more slots available */
|
|
if (!__rpc_nconf2sockinfo(nconf, &si))
|
|
continue;
|
|
|
|
TAILQ_INIT(&fdlist[fdlistno].nal);
|
|
if (__rpc_getbroadifs(si.si_af, si.si_proto, si.si_socktype,
|
|
&fdlist[fdlistno].nal) == 0)
|
|
continue;
|
|
|
|
fd = socket(si.si_af, si.si_socktype, si.si_proto);
|
|
if (fd < 0) {
|
|
stat = RPC_CANTSEND;
|
|
continue;
|
|
}
|
|
fdlist[fdlistno].af = si.si_af;
|
|
fdlist[fdlistno].proto = si.si_proto;
|
|
fdlist[fdlistno].fd = fd;
|
|
fdlist[fdlistno].nconf = nconf;
|
|
fdlist[fdlistno].asize = __rpc_get_a_size(si.si_af);
|
|
pfd[fdlistno].events = POLLIN | POLLPRI |
|
|
POLLRDNORM | POLLRDBAND;
|
|
pfd[fdlistno].fd = fdlist[fdlistno].fd = fd;
|
|
fdlist[fdlistno].dsize = __rpc_get_t_size(si.si_af, si.si_proto,
|
|
0);
|
|
|
|
if (maxbufsize <= fdlist[fdlistno].dsize)
|
|
maxbufsize = fdlist[fdlistno].dsize;
|
|
|
|
#ifdef PORTMAP
|
|
if (si.si_af == AF_INET && si.si_proto == IPPROTO_UDP) {
|
|
udpbufsz = fdlist[fdlistno].dsize;
|
|
if ((outbuf_pmap = malloc(udpbufsz)) == NULL) {
|
|
close(fd);
|
|
stat = RPC_SYSTEMERROR;
|
|
goto done_broad;
|
|
}
|
|
pmap_flag = 1;
|
|
}
|
|
#endif
|
|
fdlistno++;
|
|
}
|
|
|
|
if (fdlistno == 0) {
|
|
if (stat == RPC_SUCCESS)
|
|
stat = RPC_UNKNOWNPROTO;
|
|
goto done_broad;
|
|
}
|
|
if (maxbufsize == 0) {
|
|
if (stat == RPC_SUCCESS)
|
|
stat = RPC_CANTSEND;
|
|
goto done_broad;
|
|
}
|
|
inbuf = malloc(maxbufsize);
|
|
outbuf = malloc(maxbufsize);
|
|
if ((inbuf == NULL) || (outbuf == NULL)) {
|
|
stat = RPC_SYSTEMERROR;
|
|
goto done_broad;
|
|
}
|
|
|
|
/* Serialize all the arguments which have to be sent */
|
|
msg.rm_xid = __RPC_GETXID();
|
|
msg.rm_direction = CALL;
|
|
msg.rm_call.cb_rpcvers = RPC_MSG_VERSION;
|
|
msg.rm_call.cb_prog = RPCBPROG;
|
|
msg.rm_call.cb_vers = RPCBVERS;
|
|
msg.rm_call.cb_proc = RPCBPROC_CALLIT;
|
|
barg.prog = prog;
|
|
barg.vers = vers;
|
|
barg.proc = proc;
|
|
barg.args.args_val = argsp;
|
|
barg.xdr_args = xargs;
|
|
bres.addr = uaddrp;
|
|
bres.results.results_val = resultsp;
|
|
bres.xdr_res = xresults;
|
|
msg.rm_call.cb_cred = sys_auth->ah_cred;
|
|
msg.rm_call.cb_verf = sys_auth->ah_verf;
|
|
xdrmem_create(xdrs, outbuf, maxbufsize, XDR_ENCODE);
|
|
if ((!xdr_callmsg(xdrs, &msg)) ||
|
|
(!xdr_rpcb_rmtcallargs(xdrs,
|
|
(struct rpcb_rmtcallargs *)(void *)&barg))) {
|
|
stat = RPC_CANTENCODEARGS;
|
|
goto done_broad;
|
|
}
|
|
outlen = xdr_getpos(xdrs);
|
|
xdr_destroy(xdrs);
|
|
|
|
#ifdef PORTMAP
|
|
/* Prepare the packet for version 2 PORTMAP */
|
|
if (pmap_flag) {
|
|
msg.rm_xid++; /* One way to distinguish */
|
|
msg.rm_call.cb_prog = PMAPPROG;
|
|
msg.rm_call.cb_vers = PMAPVERS;
|
|
msg.rm_call.cb_proc = PMAPPROC_CALLIT;
|
|
barg_pmap.prog = prog;
|
|
barg_pmap.vers = vers;
|
|
barg_pmap.proc = proc;
|
|
barg_pmap.args_ptr = argsp;
|
|
barg_pmap.xdr_args = xargs;
|
|
bres_pmap.port_ptr = &port;
|
|
bres_pmap.xdr_results = xresults;
|
|
bres_pmap.results_ptr = resultsp;
|
|
xdrmem_create(xdrs, outbuf_pmap, udpbufsz, XDR_ENCODE);
|
|
if ((! xdr_callmsg(xdrs, &msg)) ||
|
|
(! xdr_rmtcall_args(xdrs, &barg_pmap))) {
|
|
stat = RPC_CANTENCODEARGS;
|
|
goto done_broad;
|
|
}
|
|
outlen_pmap = xdr_getpos(xdrs);
|
|
xdr_destroy(xdrs);
|
|
}
|
|
#endif /* PORTMAP */
|
|
|
|
/*
|
|
* Basic loop: broadcast the packets to transports which
|
|
* support data packets of size such that one can encode
|
|
* all the arguments.
|
|
* Wait a while for response(s).
|
|
* The response timeout grows larger per iteration.
|
|
*/
|
|
for (msec = inittime; msec <= waittime; msec += msec) {
|
|
struct broadif *bip;
|
|
|
|
/* Broadcast all the packets now */
|
|
for (i = 0; i < fdlistno; i++) {
|
|
if (fdlist[i].dsize < outlen) {
|
|
stat = RPC_CANTSEND;
|
|
continue;
|
|
}
|
|
for (bip = TAILQ_FIRST(&fdlist[i].nal); bip != NULL;
|
|
bip = TAILQ_NEXT(bip, link)) {
|
|
void *addr;
|
|
|
|
addr = &bip->broadaddr;
|
|
|
|
__rpc_broadenable(fdlist[i].af, fdlist[i].fd,
|
|
bip);
|
|
|
|
/*
|
|
* Only use version 3 if lowvers is not set
|
|
*/
|
|
|
|
if (!__rpc_lowvers)
|
|
if ((size_t)sendto(fdlist[i].fd, outbuf,
|
|
outlen, 0, (struct sockaddr*)addr,
|
|
(size_t)fdlist[i].asize) !=
|
|
outlen) {
|
|
warn("clnt_bcast: cannot send"
|
|
" broadcast packet");
|
|
stat = RPC_CANTSEND;
|
|
continue;
|
|
}
|
|
#ifdef RPC_DEBUG
|
|
if (!__rpc_lowvers)
|
|
fprintf(stderr, "Broadcast packet sent "
|
|
"for %s\n",
|
|
fdlist[i].nconf->nc_netid);
|
|
#endif
|
|
#ifdef PORTMAP
|
|
/*
|
|
* Send the version 2 packet also
|
|
* for UDP/IP
|
|
*/
|
|
if (pmap_flag &&
|
|
fdlist[i].proto == IPPROTO_UDP) {
|
|
if ((size_t)sendto(fdlist[i].fd,
|
|
outbuf_pmap, outlen_pmap, 0, addr,
|
|
(size_t)fdlist[i].asize) !=
|
|
outlen_pmap) {
|
|
warnx("clnt_bcast: "
|
|
"Cannot send "
|
|
"broadcast packet");
|
|
stat = RPC_CANTSEND;
|
|
continue;
|
|
}
|
|
}
|
|
#ifdef RPC_DEBUG
|
|
fprintf(stderr, "PMAP Broadcast packet "
|
|
"sent for %s\n",
|
|
fdlist[i].nconf->nc_netid);
|
|
#endif
|
|
#endif /* PORTMAP */
|
|
}
|
|
/* End for sending all packets on this transport */
|
|
} /* End for sending on all transports */
|
|
|
|
if (eachresult == NULL) {
|
|
stat = RPC_SUCCESS;
|
|
goto done_broad;
|
|
}
|
|
|
|
/*
|
|
* Get all the replies from these broadcast requests
|
|
*/
|
|
recv_again:
|
|
ts.tv_sec = msec / 1000;
|
|
ts.tv_nsec = (msec % 1000) * 1000000;
|
|
|
|
switch (pollretval = pollts(pfd, fdlistno, &ts, NULL)) {
|
|
case 0: /* timed out */
|
|
stat = RPC_TIMEDOUT;
|
|
continue;
|
|
case -1: /* some kind of error - we ignore it */
|
|
goto recv_again;
|
|
} /* end of poll results switch */
|
|
|
|
for (i = fds_found = 0;
|
|
i < fdlistno && fds_found < pollretval; i++) {
|
|
bool_t done = FALSE;
|
|
|
|
if (pfd[i].revents == 0)
|
|
continue;
|
|
else if (pfd[i].revents & POLLNVAL) {
|
|
/*
|
|
* Something bad has happened to this descri-
|
|
* ptor. We can cause pollts() to ignore
|
|
* it simply by using a negative fd. We do that
|
|
* rather than compacting the pfd[] and fdlist[]
|
|
* arrays.
|
|
*/
|
|
pfd[i].fd = -1;
|
|
fds_found++;
|
|
continue;
|
|
} else
|
|
fds_found++;
|
|
#ifdef RPC_DEBUG
|
|
fprintf(stderr, "response for %s\n",
|
|
fdlist[i].nconf->nc_netid);
|
|
#endif
|
|
try_again:
|
|
inlen = recvfrom(fdlist[i].fd, inbuf, fdlist[i].dsize,
|
|
0, (struct sockaddr *)(void *)&fdlist[i].raddr,
|
|
&fdlist[i].asize);
|
|
if (inlen < 0) {
|
|
if (errno == EINTR)
|
|
goto try_again;
|
|
warnx("clnt_bcast: Cannot receive reply to "
|
|
"broadcast");
|
|
stat = RPC_CANTRECV;
|
|
continue;
|
|
}
|
|
if (inlen < (ssize_t)sizeof(u_int32_t))
|
|
continue; /* Drop that and go ahead */
|
|
/*
|
|
* see if reply transaction id matches sent id.
|
|
* If so, decode the results. If return id is xid + 1
|
|
* it was a PORTMAP reply
|
|
*/
|
|
if (*((u_int32_t *)(void *)(inbuf)) ==
|
|
*((u_int32_t *)(void *)(outbuf))) {
|
|
pmap_reply_flag = 0;
|
|
msg.acpted_rply.ar_verf = _null_auth;
|
|
msg.acpted_rply.ar_results.where =
|
|
(caddr_t)(void *)&bres;
|
|
msg.acpted_rply.ar_results.proc =
|
|
(xdrproc_t)xdr_rpcb_rmtcallres;
|
|
#ifdef PORTMAP
|
|
} else if (pmap_flag &&
|
|
*((u_int32_t *)(void *)(inbuf)) ==
|
|
*((u_int32_t *)(void *)(outbuf_pmap))) {
|
|
pmap_reply_flag = 1;
|
|
msg.acpted_rply.ar_verf = _null_auth;
|
|
msg.acpted_rply.ar_results.where =
|
|
(caddr_t)(void *)&bres_pmap;
|
|
msg.acpted_rply.ar_results.proc =
|
|
(xdrproc_t)xdr_rmtcallres;
|
|
#endif /* PORTMAP */
|
|
} else
|
|
continue;
|
|
xdrmem_create(xdrs, inbuf, (u_int)inlen, XDR_DECODE);
|
|
if (xdr_replymsg(xdrs, &msg)) {
|
|
if ((msg.rm_reply.rp_stat == MSG_ACCEPTED) &&
|
|
(msg.acpted_rply.ar_stat == SUCCESS)) {
|
|
struct netbuf taddr, *np;
|
|
struct sockaddr_in *bsin;
|
|
|
|
#ifdef PORTMAP
|
|
if (pmap_flag && pmap_reply_flag) {
|
|
bsin = (struct sockaddr_in *)
|
|
(void *)&fdlist[i].raddr;
|
|
bsin->sin_port =
|
|
htons((u_short)port);
|
|
taddr.len = taddr.maxlen =
|
|
fdlist[i].raddr.ss_len;
|
|
taddr.buf = &fdlist[i].raddr;
|
|
done = (*eachresult)(resultsp,
|
|
&taddr, fdlist[i].nconf);
|
|
} else {
|
|
#endif
|
|
#ifdef RPC_DEBUG
|
|
fprintf(stderr, "uaddr %s\n",
|
|
uaddrp);
|
|
#endif
|
|
np = uaddr2taddr(
|
|
fdlist[i].nconf, uaddrp);
|
|
done = (*eachresult)(resultsp,
|
|
np, fdlist[i].nconf);
|
|
free(np);
|
|
#ifdef PORTMAP
|
|
}
|
|
#endif
|
|
}
|
|
/* otherwise, we just ignore the errors ... */
|
|
}
|
|
/* else some kind of deserialization problem ... */
|
|
|
|
xdrs->x_op = XDR_FREE;
|
|
msg.acpted_rply.ar_results.proc = (xdrproc_t) xdr_void;
|
|
(void) xdr_replymsg(xdrs, &msg);
|
|
(void) (*xresults)(xdrs, resultsp);
|
|
XDR_DESTROY(xdrs);
|
|
if (done) {
|
|
stat = RPC_SUCCESS;
|
|
goto done_broad;
|
|
} else {
|
|
goto recv_again;
|
|
}
|
|
} /* The recv for loop */
|
|
} /* The giant for loop */
|
|
|
|
done_broad:
|
|
if (inbuf)
|
|
(void) free(inbuf);
|
|
if (outbuf)
|
|
(void) free(outbuf);
|
|
#ifdef PORTMAP
|
|
if (outbuf_pmap)
|
|
(void) free(outbuf_pmap);
|
|
#endif
|
|
for (i = 0; i < fdlistno; i++) {
|
|
(void) close(fdlist[i].fd);
|
|
__rpc_freebroadifs(&fdlist[i].nal);
|
|
}
|
|
AUTH_DESTROY(sys_auth);
|
|
(void) __rpc_endconf(handle);
|
|
|
|
return (stat);
|
|
}
|
|
|
|
|
|
enum clnt_stat
|
|
rpc_broadcast(prog, vers, proc, xargs, argsp, xresults, resultsp,
|
|
eachresult, nettype)
|
|
rpcprog_t prog; /* program number */
|
|
rpcvers_t vers; /* version number */
|
|
rpcproc_t proc; /* procedure number */
|
|
xdrproc_t xargs; /* xdr routine for args */
|
|
const char * argsp; /* pointer to args */
|
|
xdrproc_t xresults; /* xdr routine for results */
|
|
caddr_t resultsp; /* pointer to results */
|
|
resultproc_t eachresult; /* call with each result obtained */
|
|
const char *nettype; /* transport type */
|
|
{
|
|
enum clnt_stat dummy;
|
|
|
|
dummy = rpc_broadcast_exp(prog, vers, proc, xargs, argsp,
|
|
xresults, resultsp, eachresult,
|
|
INITTIME, WAITTIME, nettype);
|
|
return (dummy);
|
|
}
|