/*
* clnt_udp.c, Implements a UDP/IP based, client side RPC.
*
- * Copyright (C) 1984, Sun Microsystems, Inc.
+ * Copyright (c) 2010, Oracle America, Inc.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are
* copyright notice, this list of conditions and the following
* disclaimer in the documentation and/or other materials
* provided with the distribution.
- * * Neither the name of Sun Microsystems, Inc. nor the names of its
+ * * Neither the name of the "Oracle America, Inc." nor the names of its
* contributors may be used to endorse or promote products derived
* from this software without specific prior written permission.
*
#include <sys/ioctl.h>
#include <netdb.h>
#include <errno.h>
+#include <stdint.h>
#include <rpc/pmap_clnt.h>
#include <net/if.h>
#include <ifaddrs.h>
-#ifdef USE_IN_LIBIO
-# include <wchar.h>
-#endif
+#include <wchar.h>
#include <fcntl.h>
#ifdef IP_RECVERR
#include <kernel-features.h>
-extern bool_t xdr_opaque_auth (XDR *, struct opaque_auth *);
extern u_long _create_xid (void);
/*
call_msg.rm_call.cb_rpcvers = RPC_MSG_VERSION;
call_msg.rm_call.cb_prog = program;
call_msg.rm_call.cb_vers = version;
- INTUSE(xdrmem_create) (&(cu->cu_outxdrs), cu->cu_outbuf, sendsz, XDR_ENCODE);
- if (!INTUSE(xdr_callhdr) (&(cu->cu_outxdrs), &call_msg))
+ xdrmem_create (&(cu->cu_outxdrs), cu->cu_outbuf, sendsz, XDR_ENCODE);
+ if (!xdr_callhdr (&(cu->cu_outxdrs), &call_msg))
{
goto fooy;
}
cu->cu_xdrpos = XDR_GETPOS (&(cu->cu_outxdrs));
if (*sockp < 0)
{
- int dontblock = 1;
-
-#ifdef SOCK_NONBLOCK
-# ifndef __ASSUME_SOCK_CLOEXEC
- if (__have_sock_cloexec >= 0)
-# endif
- {
- *sockp = __socket (AF_INET, SOCK_DGRAM|SOCK_NONBLOCK|flags,
- IPPROTO_UDP);
-# ifndef __ASSUME_SOCK_CLOEXEC
- if (__have_sock_cloexec == 0)
- __have_sock_cloexec = *sockp >= 0 || errno != EINVAL ? 1 : -1;
-# endif
- }
-#endif
-#ifndef __ASSUME_SOCK_CLOEXEC
-# ifdef SOCK_CLOEXEC
- if (__have_sock_cloexec < 0)
-# endif
- {
- *sockp = __socket (AF_INET, SOCK_DGRAM, IPPROTO_UDP);
-# ifdef SOCK_CLOEXEC
- if (flags & SOCK_CLOEXEC)
- __fcntl (*sockp, F_SETFD, FD_CLOEXEC);
-# endif
- }
-#endif
- if (__builtin_expect (*sockp < 0, 0))
+ *sockp = __socket (AF_INET, SOCK_DGRAM|SOCK_NONBLOCK|flags, IPPROTO_UDP);
+ if (__glibc_unlikely (*sockp < 0))
{
struct rpc_createerr *ce = &get_rpc_createerr ();
ce->cf_stat = RPC_SYSTEMERROR;
}
/* attempt to bind to prov port */
(void) bindresvport (*sockp, (struct sockaddr_in *) 0);
-#ifndef __ASSUME_SOCK_CLOEXEC
-# ifdef SOCK_CLOEXEC
- if (__have_sock_cloexec < 0)
-# endif
- /* the sockets rpc controls are non-blocking */
- (void) __ioctl (*sockp, FIONBIO, (char *) &dontblock);
-#endif
#ifdef IP_RECVERR
{
int on = 1;
cu->cu_closeit = FALSE;
}
cu->cu_sock = *sockp;
- cl->cl_auth = INTUSE(authnone_create) ();
+ cl->cl_auth = authnone_create ();
return cl;
fooy:
if (cu)
mem_free ((caddr_t) cl, sizeof (CLIENT));
return (CLIENT *) NULL;
}
-INTDEF (__libc_clntudp_bufcreate)
+#ifdef EXPORT_RPC_SYMBOLS
+libc_hidden_def (__libc_clntudp_bufcreate)
+#else
+libc_hidden_nolink_sunrpc (__libc_clntudp_bufcreate, GLIBC_PRIVATE)
+#endif
CLIENT *
clntudp_bufcreate (struct sockaddr_in *raddr, u_long program, u_long version,
struct timeval wait, int *sockp, u_int sendsz,
u_int recvsz)
{
- return INTUSE(__libc_clntudp_bufcreate) (raddr, program, version, wait,
- sockp, sendsz, recvsz, 0);
+ return __libc_clntudp_bufcreate (raddr, program, version, wait,
+ sockp, sendsz, recvsz, 0);
}
-INTDEF (clntudp_bufcreate)
+libc_hidden_nolink_sunrpc (clntudp_bufcreate, GLIBC_2_0)
CLIENT *
clntudp_create (raddr, program, version, wait, sockp)
struct timeval wait;
int *sockp;
{
- return INTUSE(__libc_clntudp_bufcreate) (raddr, program, version, wait,
- sockp, UDPMSGSIZE, UDPMSGSIZE, 0);
+ return __libc_clntudp_bufcreate (raddr, program, version, wait,
+ sockp, UDPMSGSIZE, UDPMSGSIZE, 0);
}
-INTDEF (clntudp_create)
+#ifdef EXPORT_RPC_SYMBOLS
+libc_hidden_def (clntudp_create)
+#else
+libc_hidden_nolink_sunrpc (clntudp_create, GLIBC_2_0)
+#endif
static int
is_network_up (int sock)
continue;
/* see if reply transaction id matches sent id.
- Don't do this if we only wait for a replay */
+ Don't do this if we only wait for a replay */
if (xargs != NULL
- && (*((u_int32_t *) (cu->cu_inbuf))
- != *((u_int32_t *) (cu->cu_outbuf))))
+ && memcmp (cu->cu_inbuf, cu->cu_outbuf, sizeof (u_int32_t)) != 0)
continue;
/* we now assume we have the proper reply */
break;
/*
* now decode and validate the response
*/
- INTUSE(xdrmem_create) (&reply_xdrs, cu->cu_inbuf, (u_int) inlen, XDR_DECODE);
- ok = INTUSE(xdr_replymsg) (&reply_xdrs, &reply_msg);
+ xdrmem_create (&reply_xdrs, cu->cu_inbuf, (u_int) inlen, XDR_DECODE);
+ ok = xdr_replymsg (&reply_xdrs, &reply_msg);
/* XDR_DESTROY(&reply_xdrs); save a few cycles on noop destroy */
if (ok)
{
if (reply_msg.acpted_rply.ar_verf.oa_base != NULL)
{
xdrs->x_op = XDR_FREE;
- (void) INTUSE(xdr_opaque_auth) (xdrs,
- &(reply_msg.acpted_rply.ar_verf));
+ (void) xdr_opaque_auth (xdrs, &(reply_msg.acpted_rply.ar_verf));
}
} /* end successful completion */
else
clntudp_control (CLIENT *cl, int request, char *info)
{
struct cu_data *cu = (struct cu_data *) cl->cl_private;
+ u_long ul;
+ u_int32_t ui32;
switch (request)
{
* first element in the call structure *.
* This will get the xid of the PREVIOUS call
*/
- *(u_long *)info = ntohl(*(u_long *)cu->cu_outbuf);
+ memcpy (&ui32, cu->cu_outbuf, sizeof (ui32));
+ ul = ntohl (ui32);
+ memcpy (info, &ul, sizeof (ul));
break;
case CLSET_XID:
/* This will set the xid of the NEXT call */
- *(u_long *)cu->cu_outbuf = htonl(*(u_long *)info - 1);
+ memcpy (&ul, info, sizeof (ul));
+ ui32 = htonl (ul - 1);
+ memcpy (cu->cu_outbuf, &ui32, sizeof (ui32));
/* decrement by 1 as clntudp_call() increments once */
+ break;
case CLGET_VERS:
/*
* This RELIES on the information that, in the call body,
* the version number field is the fifth field from the
- * begining of the RPC header. MUST be changed if the
+ * beginning of the RPC header. MUST be changed if the
* call_struct is changed
*/
- *(u_long *)info = ntohl(*(u_long *)(cu->cu_outbuf +
- 4 * BYTES_PER_XDR_UNIT));
+ memcpy (&ui32, cu->cu_outbuf + 4 * BYTES_PER_XDR_UNIT, sizeof (ui32));
+ ul = ntohl (ui32);
+ memcpy (info, &ul, sizeof (ul));
break;
case CLSET_VERS:
- *(u_long *)(cu->cu_outbuf + 4 * BYTES_PER_XDR_UNIT)
- = htonl(*(u_long *)info);
+ memcpy (&ul, info, sizeof (ul));
+ ui32 = htonl (ul);
+ memcpy (cu->cu_outbuf + 4 * BYTES_PER_XDR_UNIT, &ui32, sizeof (ui32));
break;
case CLGET_PROG:
/*
* This RELIES on the information that, in the call body,
* the program number field is the field from the
- * begining of the RPC header. MUST be changed if the
+ * beginning of the RPC header. MUST be changed if the
* call_struct is changed
*/
- *(u_long *)info = ntohl(*(u_long *)(cu->cu_outbuf +
- 3 * BYTES_PER_XDR_UNIT));
+ memcpy (&ui32, cu->cu_outbuf + 3 * BYTES_PER_XDR_UNIT, sizeof (ui32));
+ ul = ntohl (ui32);
+ memcpy (info, &ul, sizeof (ul));
break;
case CLSET_PROG:
- *(u_long *)(cu->cu_outbuf + 3 * BYTES_PER_XDR_UNIT)
- = htonl(*(u_long *)info);
+ memcpy (&ul, info, sizeof (ul));
+ ui32 = htonl (ul);
+ memcpy (cu->cu_outbuf + 3 * BYTES_PER_XDR_UNIT, &ui32, sizeof (ui32));
break;
/* The following are only possible with TI-RPC */
case CLGET_SVC_ADDR: