+++ /dev/null
-/*
- * Copyright (c) 2009, Sun Microsystems, Inc.
- * All rights reserved.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions are met:
- * - Redistributions of source code must retain the above copyright notice,
- * this list of conditions and the following disclaimer.
- * - 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.
- * - Neither the name of Sun Microsystems, Inc. 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 COPYRIGHT HOLDERS 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 COPYRIGHT HOLDER 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.
- */
-
-/*
- * Copyright (c) 1986-1996,1998 by Sun Microsystems, Inc.
- * All rights reserved.
- */
-
-/* NFSv4.1 client for Windows
- * Copyright © 2012 The Regents of the University of Michigan
- *
- * Olga Kornievskaia <aglo@umich.edu>
- * Casey Bodley <cbodley@umich.edu>
- *
- * This library is free software; you can redistribute it and/or modify it
- * under the terms of the GNU Lesser General Public License as published by
- * the Free Software Foundation; either version 2.1 of the License, or (at
- * your option) any later version.
- *
- * This library is distributed in the hope that it will be useful, but
- * without any warranty; without even the implied warranty of merchantability
- * or fitness for a particular purpose. See the GNU Lesser General Public
- * License for more details.
- *
- * You should have received a copy of the GNU Lesser General Public License
- * along with this library; if not, write to the Free Software Foundation,
- * Inc., 51 Franklin Street, Fifth Floor, Boston, MA
- */
-
-#include <wintirpc.h>
-//#include <pthread.h>
-#include <reentrant.h>
-#include <sys/types.h>
-//#include <sys/fcntl.h>
-#include <fcntl.h>
-//#include <sys/socket.h>
-//#include <netinet/in.h>
-//#include <netinet/tcp.h>
-#include <stdio.h>
-#include <errno.h>
-#include <string.h>
-#include <stdlib.h>
-//#include <netdb.h>
-//#include <syslog.h>
-#include <rpc/rpc.h>
-#include <rpc/nettype.h>
-//#include <unistd.h>
-#include "rpc_com.h"
-
-extern bool_t __rpc_is_local_host(const char *);
-#if 0 /* WINDOWS */
-int __rpc_raise_fd(int);
-#endif
-
-#ifndef NETIDLEN
-#define NETIDLEN 32
-#endif
-
-/*
- * Generic client creation with version checking the value of
- * vers_out is set to the highest server supported value
- * vers_low <= vers_out <= vers_high AND an error results
- * if this can not be done.
- *
- * It calls clnt_create_vers_timed() with a NULL value for the timeout
- * pointer, which indicates that the default timeout should be used.
- */
-CLIENT *
-clnt_create_vers(const char *hostname, const rpcprog_t prog, rpcvers_t *vers_out,
- const rpcvers_t vers_low, const rpcvers_t vers_high, const char *nettype)
-{
-
- return (clnt_create_vers_timed(hostname, prog, vers_out, vers_low,
- vers_high, nettype, NULL));
-}
-
-/*
- * This the routine has the same definition as clnt_create_vers(),
- * except it takes an additional timeout parameter - a pointer to
- * a timeval structure. A NULL value for the pointer indicates
- * that the default timeout value should be used.
- */
-CLIENT *
-clnt_create_vers_timed(const char *hostname, const rpcprog_t prog,
- rpcvers_t *vers_out, const rpcvers_t vers_low_in, const rpcvers_t vers_high_in,
- const char *nettype, const struct timeval *tp)
-{
- CLIENT *clnt;
- struct timeval to;
- enum clnt_stat rpc_stat;
- struct rpc_err rpcerr;
- rpcvers_t vers_high = vers_high_in;
- rpcvers_t vers_low = vers_low_in;
-
- clnt = clnt_create_timed(hostname, prog, vers_high, nettype, tp);
- if (clnt == NULL) {
- return (NULL);
- }
- to.tv_sec = 10;
- to.tv_usec = 0;
- rpc_stat = clnt_call(clnt, NULLPROC, (xdrproc_t)xdr_void,
- (char *)NULL, (xdrproc_t)xdr_void, (char *)NULL, to);
- if (rpc_stat == RPC_SUCCESS) {
- *vers_out = vers_high;
- return (clnt);
- }
- while (rpc_stat == RPC_PROGVERSMISMATCH && vers_high > vers_low) {
- unsigned int minvers, maxvers;
-
- clnt_geterr(clnt, &rpcerr);
- minvers = rpcerr.re_vers.low;
- maxvers = rpcerr.re_vers.high;
- if (maxvers < vers_high)
- vers_high = maxvers;
- else
- vers_high--;
- if (minvers > vers_low)
- vers_low = minvers;
- if (vers_low > vers_high) {
- goto error;
- }
- CLNT_CONTROL(clnt, CLSET_VERS, (char *)&vers_high);
- rpc_stat = clnt_call(clnt, NULLPROC, (xdrproc_t)xdr_void,
- (char *)NULL, (xdrproc_t)xdr_void,
- (char *)NULL, to);
- if (rpc_stat == RPC_SUCCESS) {
- *vers_out = vers_high;
- return (clnt);
- }
- }
- clnt_geterr(clnt, &rpcerr);
-
-error:
- rpc_createerr.cf_stat = rpc_stat;
- rpc_createerr.cf_error = rpcerr;
- clnt_destroy(clnt);
- return (NULL);
-}
-
-/*
- * Top level client creation routine.
- * Generic client creation: takes (servers name, program-number, nettype) and
- * returns client handle. Default options are set, which the user can
- * change using the rpc equivalent of _ioctl()'s.
- *
- * It tries for all the netids in that particular class of netid until
- * it succeeds.
- * XXX The error message in the case of failure will be the one
- * pertaining to the last create error.
- *
- * It calls clnt_create_timed() with the default timeout.
- */
-CLIENT *
-clnt_create(const char *hostname, const rpcprog_t prog, const rpcvers_t vers,
- const char *nettype)
-{
-
- return (clnt_create_timed(hostname, prog, vers, nettype, NULL));
-}
-
-/*
- * This the routine has the same definition as clnt_create(),
- * except it takes an additional timeout parameter - a pointer to
- * a timeval structure. A NULL value for the pointer indicates
- * that the default timeout value should be used.
- *
- * This function calls clnt_tp_create_timed().
- */
-CLIENT *
-clnt_create_timed(const char *hostname, const rpcprog_t prog, const rpcvers_t vers,
- const char *netclass, const struct timeval *tp)
-{
- struct netconfig *nconf;
- CLIENT *clnt = NULL;
- void *handle;
- enum clnt_stat save_cf_stat = RPC_SUCCESS;
- struct rpc_err save_cf_error;
- char nettype_array[NETIDLEN];
- char *nettype = &nettype_array[0];
-
- if (netclass == NULL)
- nettype = NULL;
- else {
- size_t len = strlen(netclass);
- if (len >= sizeof (nettype_array)) {
- rpc_createerr.cf_stat = RPC_UNKNOWNPROTO;
- return (NULL);
- }
- strcpy(nettype, netclass);
- }
-
- if ((handle = __rpc_setconf((char *)nettype)) == NULL) {
- rpc_createerr.cf_stat = RPC_UNKNOWNPROTO;
- return (NULL);
- }
- rpc_createerr.cf_stat = RPC_SUCCESS;
- while (clnt == NULL) {
- if ((nconf = __rpc_getconf(handle)) == NULL) {
- if (rpc_createerr.cf_stat == RPC_SUCCESS)
- rpc_createerr.cf_stat = RPC_UNKNOWNPROTO;
- break;
- }
-#ifdef CLNT_DEBUG
- printf("trying netid %s\n", nconf->nc_netid);
-#endif
- clnt = clnt_tp_create_timed(hostname, prog, vers, nconf, tp);
- if (clnt)
- break;
- else {
- /*
- * Since we didn't get a name-to-address
- * translation failure here, we remember
- * this particular error. The object of
- * this is to enable us to return to the
- * caller a more-specific error than the
- * unhelpful ``Name to address translation
- * failed'' which might well occur if we
- * merely returned the last error (because
- * the local loopbacks are typically the
- * last ones in /etc/netconfig and the most
- * likely to be unable to translate a host
- * name). We also check for a more
- * meaningful error than ``unknown host
- * name'' for the same reasons.
- */
- if (rpc_createerr.cf_stat != RPC_N2AXLATEFAILURE &&
- rpc_createerr.cf_stat != RPC_UNKNOWNHOST) {
- save_cf_stat = rpc_createerr.cf_stat;
- save_cf_error = rpc_createerr.cf_error;
- }
- }
- }
-
- /*
- * Attempt to return an error more specific than ``Name to address
- * translation failed'' or ``unknown host name''
- */
- if ((rpc_createerr.cf_stat == RPC_N2AXLATEFAILURE ||
- rpc_createerr.cf_stat == RPC_UNKNOWNHOST) &&
- (save_cf_stat != RPC_SUCCESS)) {
- rpc_createerr.cf_stat = save_cf_stat;
- rpc_createerr.cf_error = save_cf_error;
- }
- __rpc_endconf(handle);
- return (clnt);
-}
-
-/*
- * Generic client creation: takes (servers name, program-number, netconf) and
- * returns client handle. Default options are set, which the user can
- * change using the rpc equivalent of _ioctl()'s : clnt_control()
- * It finds out the server address from rpcbind and calls clnt_tli_create().
- *
- * It calls clnt_tp_create_timed() with the default timeout.
- */
-CLIENT *
-clnt_tp_create(const char *hostname, const rpcprog_t prog, const rpcvers_t vers,
- const struct netconfig *nconf)
-{
- return (clnt_tp_create_timed(hostname, prog, vers, nconf, NULL));
-}
-
-/*
- * This has the same definition as clnt_tp_create(), except it
- * takes an additional parameter - a pointer to a timeval structure.
- * A NULL value for the timeout pointer indicates that the default
- * value for the timeout should be used.
- */
-CLIENT *
-clnt_tp_create_timed(const char *hostname, const rpcprog_t prog, const rpcvers_t vers,
- const struct netconfig *nconf, const struct timeval *tp)
-{
- struct netbuf *svcaddr; /* servers address */
- CLIENT *cl = NULL; /* client handle */
-
- if (nconf == NULL) {
- rpc_createerr.cf_stat = RPC_UNKNOWNPROTO;
- return (NULL);
- }
-
- /*
- * Get the address of the server
- */
- if ((svcaddr = __rpcb_findaddr_timed(prog, vers,
- (struct netconfig *)nconf, (char *)hostname,
- &cl, (struct timeval *)tp)) == NULL) {
- /* appropriate error number is set by rpcbind libraries */
- return (NULL);
- }
- if (cl == NULL) {
- cl = clnt_tli_create(RPC_ANYFD, nconf, svcaddr,
- prog, vers, 0, 0, NULL, NULL, NULL);
- } else {
- /* Reuse the CLIENT handle and change the appropriate fields */
- if (CLNT_CONTROL(cl, CLSET_SVC_ADDR, (void *)svcaddr) == TRUE) {
- if (cl->cl_netid == NULL)
- cl->cl_netid = strdup(nconf->nc_netid);
- if (cl->cl_tp == NULL)
- cl->cl_tp = strdup(nconf->nc_device);
- (void) CLNT_CONTROL(cl, CLSET_PROG, (void *)&prog);
- (void) CLNT_CONTROL(cl, CLSET_VERS, (void *)&vers);
- } else {
- CLNT_DESTROY(cl);
- cl = clnt_tli_create(RPC_ANYFD, nconf, svcaddr,
- prog, vers, 0, 0, NULL, NULL, NULL);
- }
- }
- free(svcaddr->buf);
- free(svcaddr);
- return (cl);
-}
-
-/*
- * Generic client creation: returns client handle.
- * Default options are set, which the user can
- * change using the rpc equivalent of _ioctl()'s : clnt_control().
- * If fd is RPC_ANYFD, it will be opened using nconf.
- * It will be bound if not so.
- * If sizes are 0; appropriate defaults will be chosen.
- */
-CLIENT *
-clnt_tli_create(const SOCKET fd_in, const struct netconfig *nconf,
- struct netbuf *svcaddr, const rpcprog_t prog, const rpcvers_t vers,
- const uint sendsz, const uint recvsz,
- int (*callback_xdr)(void *, void *),
- int (*callback_function)(void *, void *, void **),
- void *callback_args)
-{
- CLIENT *cl; /* client handle */
- bool_t madefd = FALSE; /* whether fd opened here */
- long servtype;
- BOOL one = TRUE;
- struct __rpc_sockinfo si;
- extern int __rpc_minfd;
- SOCKET fd = fd_in;
-
- if (fd == RPC_ANYFD) {
- if (nconf == NULL) {
- rpc_createerr.cf_stat = RPC_UNKNOWNPROTO;
- return (NULL);
- }
-
- fd = __rpc_nconf2fd(nconf);
-
- if (fd == INVALID_SOCKET)
- goto err;
-#if 0
- if (fd < __rpc_minfd)
- fd = __rpc_raise_fd(fd);
-#endif
- madefd = TRUE;
- servtype = nconf->nc_semantics;
- bindresvport(fd, NULL);
- if (!__rpc_fd2sockinfo(fd, &si))
- goto err;
- } else {
- if (!__rpc_fd2sockinfo(fd, &si))
- goto err;
- servtype = __rpc_socktype2seman(si.si_socktype);
- if (servtype == -1) {
- rpc_createerr.cf_stat = RPC_UNKNOWNPROTO;
- return (NULL);
- }
- }
-
- if (si.si_af != ((struct sockaddr *)svcaddr->buf)->sa_family) {
- rpc_createerr.cf_stat = RPC_UNKNOWNHOST; /* XXX */
- goto err1;
- }
-
- switch (servtype) {
- case NC_TPI_COTS:
- cl = clnt_vc_create(fd, svcaddr, prog, vers, sendsz, recvsz,
- callback_xdr, callback_function, callback_args);
- break;
- case NC_TPI_COTS_ORD:
- if (nconf &&
- ((strcmp(nconf->nc_protofmly, "inet") == 0) ||
- (strcmp(nconf->nc_protofmly, "inet6") == 0))) {
- setsockopt(fd, IPPROTO_TCP, TCP_NODELAY, (const char *)&one,
- sizeof (one));
- }
- cl = clnt_vc_create(fd, svcaddr, prog, vers, sendsz, recvsz,
- callback_xdr, callback_function, callback_args);
- break;
- case NC_TPI_CLTS:
- cl = clnt_dg_create(fd, svcaddr, prog, vers, sendsz, recvsz);
- break;
- default:
- goto err;
- }
-
- if (cl == NULL)
- goto err1; /* borrow errors from clnt_dg/vc creates */
- if (nconf) {
- cl->cl_netid = strdup(nconf->nc_netid);
- cl->cl_tp = strdup(nconf->nc_device);
- } else {
- cl->cl_netid = "";
- cl->cl_tp = "";
- }
- if (madefd) {
- (void) CLNT_CONTROL(cl, CLSET_FD_CLOSE, NULL);
-/* (void) CLNT_CONTROL(cl, CLSET_POP_TIMOD, NULL); */
- };
-
- return (cl);
-
-err:
- rpc_createerr.cf_stat = RPC_SYSTEMERROR;
- rpc_createerr.cf_error.re_errno = errno;
-err1: if (madefd)
- (void)closesocket(fd);
- return (NULL);
-}
-
-#if 0 /* WINDOWS */
-/*
- * To avoid conflicts with the "magic" file descriptors (0, 1, and 2),
- * we try to not use them. The __rpc_raise_fd() routine will dup
- * a descriptor to a higher value. If we fail to do it, we continue
- * to use the old one (and hope for the best).
- */
-int __rpc_minfd = 3;
-
-int
-__rpc_raise_fd(int fd)
-{
- int nfd;
-
- if (fd >= __rpc_minfd)
- return (fd);
-
- if ((nfd = fcntl(fd, F_DUPFD, __rpc_minfd)) == -1)
- return (fd);
-
- if (fsync(nfd) == -1) {
- closesocket(nfd);
- return (fd);
- }
-
- if (closesocket(fd) == -1) {
- /* this is okay, we will syslog an error, then use the new fd */
- (void) syslog(LOG_ERR,
- "could not close() fd %d; mem & fd leak", fd);
- }
-
- return (nfd);
-}
-#endif
\ No newline at end of file
projects / reactos.git / blobdiff