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hush/nfsmount.c
Eric Andersen 1c43d0c5af Stuff
1999-11-18 07:58:07 +00:00

1310 lines
31 KiB
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/*
* nfsmount.c -- Linux NFS mount
* Copyright (C) 1993 Rick Sladkey <jrs@world.std.com>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2, or (at your option)
* any later version.
*
* This program 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 General Public License for more details.
*
* Wed Feb 8 12:51:48 1995, biro@yggdrasil.com (Ross Biro): allow all port
* numbers to be specified on the command line.
*
* Fri, 8 Mar 1996 18:01:39, Swen Thuemmler <swen@uni-paderborn.de>:
* Omit the call to connect() for Linux version 1.3.11 or later.
*
* Wed Oct 1 23:55:28 1997: Dick Streefland <dick_streefland@tasking.com>
* Implemented the "bg", "fg" and "retry" mount options for NFS.
*
* 1999-02-22 Arkadiusz Mi¶kiewicz <misiek@misiek.eu.org>
* - added Native Language Support
*
*/
/*
* nfsmount.c,v 1.1.1.1 1993/11/18 08:40:51 jrs Exp
*/
#include <unistd.h>
#include <stdio.h>
#include <string.h>
#include <errno.h>
#include <netdb.h>
#include <rpc/rpc.h>
#include <rpc/pmap_prot.h>
#include <rpc/pmap_clnt.h>
#include <sys/socket.h>
#include <sys/time.h>
#include <sys/utsname.h>
#include <sys/stat.h>
#include <netinet/in.h>
#include <arpa/inet.h>
#include "nfsmount.h"
#include <linux/nfs.h>
/* we suppose that libc-dev is providing NFSv3 headers (kernel >= 2.2) */
#include <linux/nfs_mount.h>
#define _
#define HAVE_inet_aton
#define MS_REMOUNT 32 /* Alter flags of a mounted FS */
#define sloppy 0
#define EX_FAIL 1
#define EX_BG 1
#define xstrdup strdup
#define xstrndup strndup
static char *nfs_strerror(int stat);
#define MAKE_VERSION(p,q,r) (65536*(p) + 256*(q) + (r))
static int
linux_version_code(void) {
struct utsname my_utsname;
int p, q, r;
if (uname(&my_utsname) == 0) {
p = atoi(strtok(my_utsname.release, "."));
q = atoi(strtok(NULL, "."));
r = atoi(strtok(NULL, "."));
return MAKE_VERSION(p,q,r);
}
return 0;
}
/*
* nfs_mount_version according to the kernel sources seen at compile time.
*/
static int nfs_mount_version = NFS_MOUNT_VERSION;
/*
* Unfortunately, the kernel prints annoying console messages
* in case of an unexpected nfs mount version (instead of
* just returning some error). Therefore we'll have to try
* and figure out what version the kernel expects.
*
* Variables:
* KERNEL_NFS_MOUNT_VERSION: kernel sources at compile time
* NFS_MOUNT_VERSION: these nfsmount sources at compile time
* nfs_mount_version: version this source and running kernel can handle
*/
static void
find_kernel_nfs_mount_version(void) {
int kernel_version = linux_version_code();
if (kernel_version) {
if (kernel_version < MAKE_VERSION(2,1,32))
nfs_mount_version = 1;
else
nfs_mount_version = 3;
}
if (nfs_mount_version > NFS_MOUNT_VERSION)
nfs_mount_version = NFS_MOUNT_VERSION;
}
int nfsmount(const char *spec, const char *node, unsigned long *flags,
char **extra_opts, char **mount_opts, int running_bg)
{
static char *prev_bg_host;
char hostdir[1024];
CLIENT *mclient;
char *hostname;
char *dirname;
char *old_opts;
char *mounthost=NULL;
char new_opts[1024];
fhandle root_fhandle;
struct timeval total_timeout;
enum clnt_stat clnt_stat;
static struct nfs_mount_data data;
char *opt, *opteq;
int val;
struct hostent *hp;
struct sockaddr_in server_addr;
struct sockaddr_in mount_server_addr;
int msock, fsock;
struct timeval retry_timeout;
struct fhstatus status;
struct stat statbuf;
char *s;
int port;
int mountport;
int bg;
int soft;
int intr;
int posix;
int nocto;
int noac;
int nolock;
int retry;
int tcp;
int mountprog;
int mountvers;
int nfsprog;
int nfsvers;
int retval;
time_t t;
time_t prevt;
time_t timeout;
find_kernel_nfs_mount_version();
retval = EX_FAIL;
msock = fsock = -1;
mclient = NULL;
if (strlen(spec) >= sizeof(hostdir)) {
fprintf(stderr, _("mount: "
"excessively long host:dir argument\n"));
goto fail;
}
strcpy(hostdir, spec);
if ((s = strchr(hostdir, ':'))) {
hostname = hostdir;
dirname = s + 1;
*s = '\0';
/* Ignore all but first hostname in replicated mounts
until they can be fully supported. (mack@sgi.com) */
if ((s = strchr(hostdir, ','))) {
*s = '\0';
fprintf(stderr, _("mount: warning: "
"multiple hostnames not supported\n"));
}
} else {
fprintf(stderr, _("mount: "
"directory to mount not in host:dir format\n"));
goto fail;
}
server_addr.sin_family = AF_INET;
#ifdef HAVE_inet_aton
if (!inet_aton(hostname, &server_addr.sin_addr))
#endif
{
if ((hp = gethostbyname(hostname)) == NULL) {
fprintf(stderr, _("mount: can't get address for %s\n"),
hostname);
goto fail;
} else {
if (hp->h_length > sizeof(struct in_addr)) {
fprintf(stderr,
_("mount: got bad hp->h_length\n"));
hp->h_length = sizeof(struct in_addr);
}
memcpy(&server_addr.sin_addr,
hp->h_addr, hp->h_length);
}
}
memcpy (&mount_server_addr, &server_addr, sizeof (mount_server_addr));
/* add IP address to mtab options for use when unmounting */
s = inet_ntoa(server_addr.sin_addr);
old_opts = *extra_opts;
if (!old_opts)
old_opts = "";
if (strlen(old_opts) + strlen(s) + 10 >= sizeof(new_opts)) {
fprintf(stderr, _("mount: "
"excessively long option argument\n"));
goto fail;
}
sprintf(new_opts, "%s%saddr=%s",
old_opts, *old_opts ? "," : "", s);
*extra_opts = xstrdup(new_opts);
/* Set default options.
* rsize/wsize (and bsize, for ver >= 3) are left 0 in order to
* let the kernel decide.
* timeo is filled in after we know whether it'll be TCP or UDP. */
memset(&data, 0, sizeof(data));
data.retrans = 3;
data.acregmin = 3;
data.acregmax = 60;
data.acdirmin = 30;
data.acdirmax = 60;
#if NFS_MOUNT_VERSION >= 2
data.namlen = NAME_MAX;
#endif
bg = 0;
soft = 0;
intr = 0;
posix = 0;
nocto = 0;
nolock = 0;
noac = 0;
retry = 10000; /* 10000 minutes ~ 1 week */
tcp = 0;
mountprog = MOUNTPROG;
mountvers = MOUNTVERS;
port = 0;
mountport = 0;
nfsprog = NFS_PROGRAM;
nfsvers = NFS_VERSION;
/* parse options */
for (opt = strtok(old_opts, ","); opt; opt = strtok(NULL, ",")) {
if ((opteq = strchr(opt, '='))) {
val = atoi(opteq + 1);
*opteq = '\0';
if (!strcmp(opt, "rsize"))
data.rsize = val;
else if (!strcmp(opt, "wsize"))
data.wsize = val;
else if (!strcmp(opt, "timeo"))
data.timeo = val;
else if (!strcmp(opt, "retrans"))
data.retrans = val;
else if (!strcmp(opt, "acregmin"))
data.acregmin = val;
else if (!strcmp(opt, "acregmax"))
data.acregmax = val;
else if (!strcmp(opt, "acdirmin"))
data.acdirmin = val;
else if (!strcmp(opt, "acdirmax"))
data.acdirmax = val;
else if (!strcmp(opt, "actimeo")) {
data.acregmin = val;
data.acregmax = val;
data.acdirmin = val;
data.acdirmax = val;
}
else if (!strcmp(opt, "retry"))
retry = val;
else if (!strcmp(opt, "port"))
port = val;
else if (!strcmp(opt, "mountport"))
mountport = val;
else if (!strcmp(opt, "mounthost"))
mounthost=xstrndup(opteq+1,
strcspn(opteq+1," \t\n\r,"));
else if (!strcmp(opt, "mountprog"))
mountprog = val;
else if (!strcmp(opt, "mountvers"))
mountvers = val;
else if (!strcmp(opt, "nfsprog"))
nfsprog = val;
else if (!strcmp(opt, "nfsvers") ||
!strcmp(opt, "vers"))
nfsvers = val;
else if (!strcmp(opt, "proto")) {
if (!strncmp(opteq+1, "tcp", 3))
tcp = 1;
else if (!strncmp(opteq+1, "udp", 3))
tcp = 0;
else
printf(_("Warning: Unrecognized proto= option.\n"));
} else if (!strcmp(opt, "namlen")) {
#if NFS_MOUNT_VERSION >= 2
if (nfs_mount_version >= 2)
data.namlen = val;
else
#endif
printf(_("Warning: Option namlen is not supported.\n"));
} else if (!strcmp(opt, "addr"))
/* ignore */;
else {
printf(_("unknown nfs mount parameter: "
"%s=%d\n"), opt, val);
goto fail;
}
}
else {
val = 1;
if (!strncmp(opt, "no", 2)) {
val = 0;
opt += 2;
}
if (!strcmp(opt, "bg"))
bg = val;
else if (!strcmp(opt, "fg"))
bg = !val;
else if (!strcmp(opt, "soft"))
soft = val;
else if (!strcmp(opt, "hard"))
soft = !val;
else if (!strcmp(opt, "intr"))
intr = val;
else if (!strcmp(opt, "posix"))
posix = val;
else if (!strcmp(opt, "cto"))
nocto = !val;
else if (!strcmp(opt, "ac"))
noac = !val;
else if (!strcmp(opt, "tcp"))
tcp = val;
else if (!strcmp(opt, "udp"))
tcp = !val;
else if (!strcmp(opt, "lock")) {
if (nfs_mount_version >= 3)
nolock = !val;
else
printf(_("Warning: option nolock is not supported.\n"));
} else {
if (!sloppy) {
printf(_("unknown nfs mount option: "
"%s%s\n"), val ? "" : "no", opt);
goto fail;
}
}
}
}
data.flags = (soft ? NFS_MOUNT_SOFT : 0)
| (intr ? NFS_MOUNT_INTR : 0)
| (posix ? NFS_MOUNT_POSIX : 0)
| (nocto ? NFS_MOUNT_NOCTO : 0)
| (noac ? NFS_MOUNT_NOAC : 0);
#if NFS_MOUNT_VERSION >= 2
if (nfs_mount_version >= 2)
data.flags |= (tcp ? NFS_MOUNT_TCP : 0);
#endif
#if NFS_MOUNT_VERSION >= 3
if (nfs_mount_version >= 3)
data.flags |= (nolock ? NFS_MOUNT_NONLM : 0);
#endif
/* Adjust options if none specified */
if (!data.timeo)
data.timeo = tcp ? 70 : 7;
#ifdef NFS_MOUNT_DEBUG
printf("rsize = %d, wsize = %d, timeo = %d, retrans = %d\n",
data.rsize, data.wsize, data.timeo, data.retrans);
printf("acreg (min, max) = (%d, %d), acdir (min, max) = (%d, %d)\n",
data.acregmin, data.acregmax, data.acdirmin, data.acdirmax);
printf("port = %d, bg = %d, retry = %d, flags = %.8x\n",
port, bg, retry, data.flags);
printf("mountprog = %d, mountvers = %d, nfsprog = %d, nfsvers = %d\n",
mountprog, mountvers, nfsprog, nfsvers);
printf("soft = %d, intr = %d, posix = %d, nocto = %d, noac = %d\n",
(data.flags & NFS_MOUNT_SOFT) != 0,
(data.flags & NFS_MOUNT_INTR) != 0,
(data.flags & NFS_MOUNT_POSIX) != 0,
(data.flags & NFS_MOUNT_NOCTO) != 0,
(data.flags & NFS_MOUNT_NOAC) != 0);
#if NFS_MOUNT_VERSION >= 2
printf("tcp = %d\n",
(data.flags & NFS_MOUNT_TCP) != 0);
#endif
#endif
data.version = nfs_mount_version;
*mount_opts = (char *) &data;
if (*flags & MS_REMOUNT)
return 0;
/*
* If the previous mount operation on the same host was
* backgrounded, and the "bg" for this mount is also set,
* give up immediately, to avoid the initial timeout.
*/
if (bg && !running_bg &&
prev_bg_host && strcmp(hostname, prev_bg_host) == 0) {
if (retry > 0)
retval = EX_BG;
return retval;
}
/* create mount deamon client */
/* See if the nfs host = mount host. */
if (mounthost) {
if (mounthost[0] >= '0' && mounthost[0] <= '9') {
mount_server_addr.sin_family = AF_INET;
mount_server_addr.sin_addr.s_addr = inet_addr(hostname);
} else {
if ((hp = gethostbyname(mounthost)) == NULL) {
fprintf(stderr, _("mount: can't get address for %s\n"),
hostname);
goto fail;
} else {
if (hp->h_length > sizeof(struct in_addr)) {
fprintf(stderr,
_("mount: got bad hp->h_length?\n"));
hp->h_length = sizeof(struct in_addr);
}
mount_server_addr.sin_family = AF_INET;
memcpy(&mount_server_addr.sin_addr,
hp->h_addr, hp->h_length);
}
}
}
/*
* The following loop implements the mount retries. On the first
* call, "running_bg" is 0. When the mount times out, and the
* "bg" option is set, the exit status EX_BG will be returned.
* For a backgrounded mount, there will be a second call by the
* child process with "running_bg" set to 1.
*
* The case where the mount point is not present and the "bg"
* option is set, is treated as a timeout. This is done to
* support nested mounts.
*
* The "retry" count specified by the user is the number of
* minutes to retry before giving up.
*
* Only the first error message will be displayed.
*/
retry_timeout.tv_sec = 3;
retry_timeout.tv_usec = 0;
total_timeout.tv_sec = 20;
total_timeout.tv_usec = 0;
timeout = time(NULL) + 60 * retry;
prevt = 0;
t = 30;
val = 1;
for (;;) {
if (bg && stat(node, &statbuf) == -1) {
if (running_bg) {
sleep(val); /* 1, 2, 4, 8, 16, 30, ... */
val *= 2;
if (val > 30)
val = 30;
}
} else {
/* be careful not to use too many CPU cycles */
if (t - prevt < 30)
sleep(30);
/* contact the mount daemon via TCP */
mount_server_addr.sin_port = htons(mountport);
msock = RPC_ANYSOCK;
mclient = clnttcp_create(&mount_server_addr,
mountprog, mountvers,
&msock, 0, 0);
/* if this fails, contact the mount daemon via UDP */
if (!mclient) {
mount_server_addr.sin_port = htons(mountport);
msock = RPC_ANYSOCK;
mclient = clntudp_create(&mount_server_addr,
mountprog, mountvers,
retry_timeout, &msock);
}
if (mclient) {
/* try to mount hostname:dirname */
mclient->cl_auth = authunix_create_default();
clnt_stat = clnt_call(mclient, MOUNTPROC_MNT,
(xdrproc_t) xdr_dirpath, (caddr_t) &dirname,
(xdrproc_t) xdr_fhstatus, (caddr_t) &status,
total_timeout);
if (clnt_stat == RPC_SUCCESS)
break; /* we're done */
if (errno != ECONNREFUSED) {
clnt_perror(mclient, "mount");
goto fail; /* don't retry */
}
if (!running_bg && prevt == 0)
clnt_perror(mclient, "mount");
auth_destroy(mclient->cl_auth);
clnt_destroy(mclient);
mclient = 0;
close(msock);
} else {
if (!running_bg && prevt == 0)
clnt_pcreateerror("mount");
}
prevt = t;
}
if (!bg)
goto fail;
if (!running_bg) {
prev_bg_host = xstrdup(hostname);
if (retry > 0)
retval = EX_BG;
goto fail;
}
t = time(NULL);
if (t >= timeout)
goto fail;
}
if (status.fhs_status != 0) {
fprintf(stderr,
_("mount: %s:%s failed, reason given by server: %s\n"),
hostname, dirname, nfs_strerror(status.fhs_status));
goto fail;
}
memcpy((char *) &root_fhandle, (char *) status.fhstatus_u.fhs_fhandle,
sizeof (root_fhandle));
/* create nfs socket for kernel */
if (tcp) {
if (nfs_mount_version < 3) {
printf(_("NFS over TCP is not supported.\n"));
goto fail;
}
fsock = socket(AF_INET, SOCK_STREAM, IPPROTO_TCP);
} else
fsock = socket(AF_INET, SOCK_DGRAM, IPPROTO_UDP);
if (fsock < 0) {
perror(_("nfs socket"));
goto fail;
}
if (bindresvport(fsock, 0) < 0) {
perror(_("nfs bindresvport"));
goto fail;
}
if (port == 0) {
server_addr.sin_port = PMAPPORT;
port = pmap_getport(&server_addr, nfsprog, nfsvers,
tcp ? IPPROTO_TCP : IPPROTO_UDP);
if (port == 0)
port = NFS_PORT;
#ifdef NFS_MOUNT_DEBUG
else
printf(_("used portmapper to find NFS port\n"));
#endif
}
#ifdef NFS_MOUNT_DEBUG
printf(_("using port %d for nfs deamon\n"), port);
#endif
server_addr.sin_port = htons(port);
/*
* connect() the socket for kernels 1.3.10 and below only,
* to avoid problems with multihomed hosts.
* --Swen
*/
if (linux_version_code() <= 66314
&& connect(fsock, (struct sockaddr *) &server_addr,
sizeof (server_addr)) < 0) {
perror(_("nfs connect"));
goto fail;
}
/* prepare data structure for kernel */
data.fd = fsock;
memcpy((char *) &data.root, (char *) &root_fhandle,
sizeof (root_fhandle));
memcpy((char *) &data.addr, (char *) &server_addr, sizeof(data.addr));
strncpy(data.hostname, hostname, sizeof(data.hostname));
/* clean up */
auth_destroy(mclient->cl_auth);
clnt_destroy(mclient);
close(msock);
return 0;
/* abort */
fail:
if (msock != -1) {
if (mclient) {
auth_destroy(mclient->cl_auth);
clnt_destroy(mclient);
}
close(msock);
}
if (fsock != -1)
close(fsock);
return retval;
}
/*
* We need to translate between nfs status return values and
* the local errno values which may not be the same.
*
* Andreas Schwab <schwab@LS5.informatik.uni-dortmund.de>: change errno:
* "after #include <errno.h> the symbol errno is reserved for any use,
* it cannot even be used as a struct tag or field name".
*/
#ifndef EDQUOT
#define EDQUOT ENOSPC
#endif
static struct {
enum nfs_stat stat;
int errnum;
} nfs_errtbl[] = {
{ NFS_OK, 0 },
{ NFSERR_PERM, EPERM },
{ NFSERR_NOENT, ENOENT },
{ NFSERR_IO, EIO },
{ NFSERR_NXIO, ENXIO },
{ NFSERR_ACCES, EACCES },
{ NFSERR_EXIST, EEXIST },
{ NFSERR_NODEV, ENODEV },
{ NFSERR_NOTDIR, ENOTDIR },
{ NFSERR_ISDIR, EISDIR },
#ifdef NFSERR_INVAL
{ NFSERR_INVAL, EINVAL }, /* that Sun forgot */
#endif
{ NFSERR_FBIG, EFBIG },
{ NFSERR_NOSPC, ENOSPC },
{ NFSERR_ROFS, EROFS },
{ NFSERR_NAMETOOLONG, ENAMETOOLONG },
{ NFSERR_NOTEMPTY, ENOTEMPTY },
{ NFSERR_DQUOT, EDQUOT },
{ NFSERR_STALE, ESTALE },
#ifdef EWFLUSH
{ NFSERR_WFLUSH, EWFLUSH },
#endif
/* Throw in some NFSv3 values for even more fun (HP returns these) */
{ 71, EREMOTE },
{ -1, EIO }
};
static char *nfs_strerror(int stat)
{
int i;
static char buf[256];
for (i = 0; nfs_errtbl[i].stat != -1; i++) {
if (nfs_errtbl[i].stat == stat)
return strerror(nfs_errtbl[i].errnum);
}
sprintf(buf, _("unknown nfs status return value: %d"), stat);
return buf;
}
#if 0
int
my_getport(struct in_addr server, struct timeval *timeo, ...)
{
struct sockaddr_in sin;
struct pmap pmap;
CLIENT *clnt;
int sock = RPC_ANYSOCK, port;
pmap.pm_prog = prog;
pmap.pm_vers = vers;
pmap.pm_prot = prot;
pmap.pm_port = 0;
sin.sin_family = AF_INET;
sin.sin_addr = server;
sin.sin_port = htons(111);
clnt = clntudp_create(&sin, 100000, 2, *timeo, &sock);
status = clnt_call(clnt, PMAP_GETPORT,
&pmap, (xdrproc_t) xdr_pmap,
&port, (xdrproc_t) xdr_uint);
if (status != SUCCESS) {
/* natter */
port = 0;
}
clnt_destroy(clnt);
close(sock);
return port;
}
#endif
/*
* Please do not edit this file.
* It was generated using rpcgen.
*/
#include <rpc/types.h>
#include <rpc/xdr.h>
/*
* 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 or with the express written consent of
* Sun Microsystems, Inc.
*
* 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) 1985, 1990 by Sun Microsystems, Inc.
*/
/* from @(#)mount.x 1.3 91/03/11 TIRPC 1.0 */
bool_t
xdr_fhandle(XDR *xdrs, fhandle objp)
{
if (!xdr_opaque(xdrs, objp, FHSIZE)) {
return (FALSE);
}
return (TRUE);
}
bool_t
xdr_fhstatus(XDR *xdrs, fhstatus *objp)
{
if (!xdr_u_int(xdrs, &objp->fhs_status)) {
return (FALSE);
}
switch (objp->fhs_status) {
case 0:
if (!xdr_fhandle(xdrs, objp->fhstatus_u.fhs_fhandle)) {
return (FALSE);
}
break;
default:
break;
}
return (TRUE);
}
bool_t
xdr_dirpath(XDR *xdrs, dirpath *objp)
{
if (!xdr_string(xdrs, objp, MNTPATHLEN)) {
return (FALSE);
}
return (TRUE);
}
bool_t
xdr_name(XDR *xdrs, name *objp)
{
if (!xdr_string(xdrs, objp, MNTNAMLEN)) {
return (FALSE);
}
return (TRUE);
}
bool_t
xdr_mountlist(XDR *xdrs, mountlist *objp)
{
if (!xdr_pointer(xdrs, (char **)objp, sizeof(struct mountbody), (xdrproc_t)xdr_mountbody)) {
return (FALSE);
}
return (TRUE);
}
bool_t
xdr_mountbody(XDR *xdrs, mountbody *objp)
{
if (!xdr_name(xdrs, &objp->ml_hostname)) {
return (FALSE);
}
if (!xdr_dirpath(xdrs, &objp->ml_directory)) {
return (FALSE);
}
if (!xdr_mountlist(xdrs, &objp->ml_next)) {
return (FALSE);
}
return (TRUE);
}
bool_t
xdr_groups(XDR *xdrs, groups *objp)
{
if (!xdr_pointer(xdrs, (char **)objp, sizeof(struct groupnode), (xdrproc_t)xdr_groupnode)) {
return (FALSE);
}
return (TRUE);
}
bool_t
xdr_groupnode(XDR *xdrs, groupnode *objp)
{
if (!xdr_name(xdrs, &objp->gr_name)) {
return (FALSE);
}
if (!xdr_groups(xdrs, &objp->gr_next)) {
return (FALSE);
}
return (TRUE);
}
bool_t
xdr_exports(XDR *xdrs, exports *objp)
{
if (!xdr_pointer(xdrs, (char **)objp, sizeof(struct exportnode), (xdrproc_t)xdr_exportnode)) {
return (FALSE);
}
return (TRUE);
}
bool_t
xdr_exportnode(XDR *xdrs, exportnode *objp)
{
if (!xdr_dirpath(xdrs, &objp->ex_dir)) {
return (FALSE);
}
if (!xdr_groups(xdrs, &objp->ex_groups)) {
return (FALSE);
}
if (!xdr_exports(xdrs, &objp->ex_next)) {
return (FALSE);
}
return (TRUE);
}
bool_t
xdr_ppathcnf(XDR *xdrs, ppathcnf *objp)
{
register long *buf;
int i;
if (xdrs->x_op == XDR_ENCODE) {
buf = (long*)XDR_INLINE(xdrs,6 * BYTES_PER_XDR_UNIT);
if (buf == NULL) {
if (!xdr_int(xdrs, &objp->pc_link_max)) {
return (FALSE);
}
if (!xdr_short(xdrs, &objp->pc_max_canon)) {
return (FALSE);
}
if (!xdr_short(xdrs, &objp->pc_max_input)) {
return (FALSE);
}
if (!xdr_short(xdrs, &objp->pc_name_max)) {
return (FALSE);
}
if (!xdr_short(xdrs, &objp->pc_path_max)) {
return (FALSE);
}
if (!xdr_short(xdrs, &objp->pc_pipe_buf)) {
return (FALSE);
}
}
else {
IXDR_PUT_LONG(buf,objp->pc_link_max);
IXDR_PUT_SHORT(buf,objp->pc_max_canon);
IXDR_PUT_SHORT(buf,objp->pc_max_input);
IXDR_PUT_SHORT(buf,objp->pc_name_max);
IXDR_PUT_SHORT(buf,objp->pc_path_max);
IXDR_PUT_SHORT(buf,objp->pc_pipe_buf);
}
if (!xdr_u_char(xdrs, &objp->pc_vdisable)) {
return (FALSE);
}
if (!xdr_char(xdrs, &objp->pc_xxx)) {
return (FALSE);
}
buf = (long*)XDR_INLINE(xdrs, 2 * BYTES_PER_XDR_UNIT);
if (buf == NULL) {
if (!xdr_vector(xdrs, (char *)objp->pc_mask, 2, sizeof(short), (xdrproc_t)xdr_short)) {
return (FALSE);
}
}
else {
{ register short *genp;
for ( i = 0,genp=objp->pc_mask;
i < 2; i++){
IXDR_PUT_SHORT(buf,*genp++);
}
};
}
return (TRUE);
} else if (xdrs->x_op == XDR_DECODE) {
buf = (long*)XDR_INLINE(xdrs,6 * BYTES_PER_XDR_UNIT);
if (buf == NULL) {
if (!xdr_int(xdrs, &objp->pc_link_max)) {
return (FALSE);
}
if (!xdr_short(xdrs, &objp->pc_max_canon)) {
return (FALSE);
}
if (!xdr_short(xdrs, &objp->pc_max_input)) {
return (FALSE);
}
if (!xdr_short(xdrs, &objp->pc_name_max)) {
return (FALSE);
}
if (!xdr_short(xdrs, &objp->pc_path_max)) {
return (FALSE);
}
if (!xdr_short(xdrs, &objp->pc_pipe_buf)) {
return (FALSE);
}
}
else {
objp->pc_link_max = IXDR_GET_LONG(buf);
objp->pc_max_canon = IXDR_GET_SHORT(buf);
objp->pc_max_input = IXDR_GET_SHORT(buf);
objp->pc_name_max = IXDR_GET_SHORT(buf);
objp->pc_path_max = IXDR_GET_SHORT(buf);
objp->pc_pipe_buf = IXDR_GET_SHORT(buf);
}
if (!xdr_u_char(xdrs, &objp->pc_vdisable)) {
return (FALSE);
}
if (!xdr_char(xdrs, &objp->pc_xxx)) {
return (FALSE);
}
buf = (long*)XDR_INLINE(xdrs, 2 * BYTES_PER_XDR_UNIT);
if (buf == NULL) {
if (!xdr_vector(xdrs, (char *)objp->pc_mask, 2, sizeof(short), (xdrproc_t)xdr_short)) {
return (FALSE);
}
}
else {
{ register short *genp;
for ( i = 0,genp=objp->pc_mask;
i < 2; i++){
*genp++ = IXDR_GET_SHORT(buf);
}
};
}
return(TRUE);
}
if (!xdr_int(xdrs, &objp->pc_link_max)) {
return (FALSE);
}
if (!xdr_short(xdrs, &objp->pc_max_canon)) {
return (FALSE);
}
if (!xdr_short(xdrs, &objp->pc_max_input)) {
return (FALSE);
}
if (!xdr_short(xdrs, &objp->pc_name_max)) {
return (FALSE);
}
if (!xdr_short(xdrs, &objp->pc_path_max)) {
return (FALSE);
}
if (!xdr_short(xdrs, &objp->pc_pipe_buf)) {
return (FALSE);
}
if (!xdr_u_char(xdrs, &objp->pc_vdisable)) {
return (FALSE);
}
if (!xdr_char(xdrs, &objp->pc_xxx)) {
return (FALSE);
}
if (!xdr_vector(xdrs, (char *)objp->pc_mask, 2, sizeof(short), (xdrproc_t)xdr_short)) {
return (FALSE);
}
return (TRUE);
}
/*
* 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 or with the express written consent of
* Sun Microsystems, Inc.
*
* 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) 1985, 1990 by Sun Microsystems, Inc.
*/
/* from @(#)mount.x 1.3 91/03/11 TIRPC 1.0 */
#include <string.h> /* for memset() */
/* Default timeout can be changed using clnt_control() */
static struct timeval TIMEOUT = { 25, 0 };
void *
mountproc_null_1(argp, clnt)
void *argp;
CLIENT *clnt;
{
static char clnt_res;
memset((char *)&clnt_res, 0, sizeof(clnt_res));
if (clnt_call(clnt, MOUNTPROC_NULL, (xdrproc_t) xdr_void, argp, (xdrproc_t) xdr_void, &clnt_res, TIMEOUT) != RPC_SUCCESS) {
return (NULL);
}
return ((void *)&clnt_res);
}
fhstatus *
mountproc_mnt_1(argp, clnt)
dirpath *argp;
CLIENT *clnt;
{
static fhstatus clnt_res;
memset((char *)&clnt_res, 0, sizeof(clnt_res));
if (clnt_call(clnt, MOUNTPROC_MNT, (xdrproc_t) xdr_dirpath,
(caddr_t) argp, (xdrproc_t) xdr_fhstatus,
(caddr_t) &clnt_res, TIMEOUT) != RPC_SUCCESS) {
return (NULL);
}
return (&clnt_res);
}
mountlist *
mountproc_dump_1(argp, clnt)
void *argp;
CLIENT *clnt;
{
static mountlist clnt_res;
memset((char *)&clnt_res, 0, sizeof(clnt_res));
if (clnt_call(clnt, MOUNTPROC_DUMP, (xdrproc_t) xdr_void,
(caddr_t) argp, (xdrproc_t) xdr_mountlist,
(caddr_t) &clnt_res, TIMEOUT) != RPC_SUCCESS) {
return (NULL);
}
return (&clnt_res);
}
void *
mountproc_umnt_1(argp, clnt)
dirpath *argp;
CLIENT *clnt;
{
static char clnt_res;
memset((char *)&clnt_res, 0, sizeof(clnt_res));
if (clnt_call(clnt, MOUNTPROC_UMNT, (xdrproc_t) xdr_dirpath,
(caddr_t) argp, (xdrproc_t) xdr_void,
(caddr_t) &clnt_res, TIMEOUT) != RPC_SUCCESS) {
return (NULL);
}
return ((void *)&clnt_res);
}
void *
mountproc_umntall_1(argp, clnt)
void *argp;
CLIENT *clnt;
{
static char clnt_res;
memset((char *)&clnt_res, 0, sizeof(clnt_res));
if (clnt_call(clnt, MOUNTPROC_UMNTALL, (xdrproc_t) xdr_void,
(caddr_t) argp, (xdrproc_t) xdr_void,
(caddr_t) &clnt_res, TIMEOUT) != RPC_SUCCESS) {
return (NULL);
}
return ((void *)&clnt_res);
}
exports *
mountproc_export_1(argp, clnt)
void *argp;
CLIENT *clnt;
{
static exports clnt_res;
memset((char *)&clnt_res, 0, sizeof(clnt_res));
if (clnt_call(clnt, MOUNTPROC_EXPORT, (xdrproc_t) xdr_void,
(caddr_t) argp, (xdrproc_t) xdr_exports,
(caddr_t) &clnt_res, TIMEOUT) != RPC_SUCCESS) {
return (NULL);
}
return (&clnt_res);
}
exports *
mountproc_exportall_1(argp, clnt)
void *argp;
CLIENT *clnt;
{
static exports clnt_res;
memset((char *)&clnt_res, 0, sizeof(clnt_res));
if (clnt_call(clnt, MOUNTPROC_EXPORTALL, (xdrproc_t) xdr_void,
(caddr_t) argp, (xdrproc_t) xdr_exports,
(caddr_t) &clnt_res, TIMEOUT) != RPC_SUCCESS) {
return (NULL);
}
return (&clnt_res);
}
void *
mountproc_null_2(argp, clnt)
void *argp;
CLIENT *clnt;
{
static char clnt_res;
memset((char *)&clnt_res, 0, sizeof(clnt_res));
if (clnt_call(clnt, MOUNTPROC_NULL, (xdrproc_t) xdr_void, argp, (xdrproc_t) xdr_void, &clnt_res, TIMEOUT) != RPC_SUCCESS) {
return (NULL);
}
return ((void *)&clnt_res);
}
fhstatus *
mountproc_mnt_2(argp, clnt)
dirpath *argp;
CLIENT *clnt;
{
static fhstatus clnt_res;
memset((char *)&clnt_res, 0, sizeof(clnt_res));
if (clnt_call(clnt, MOUNTPROC_MNT, (xdrproc_t) xdr_dirpath,
(caddr_t) argp, (xdrproc_t) xdr_fhstatus,
(caddr_t) &clnt_res, TIMEOUT) != RPC_SUCCESS) {
return (NULL);
}
return (&clnt_res);
}
mountlist *
mountproc_dump_2(argp, clnt)
void *argp;
CLIENT *clnt;
{
static mountlist clnt_res;
memset((char *)&clnt_res, 0, sizeof(clnt_res));
if (clnt_call(clnt, MOUNTPROC_DUMP, (xdrproc_t) xdr_void, argp,
(xdrproc_t) xdr_mountlist, (caddr_t) &clnt_res,
TIMEOUT) != RPC_SUCCESS) {
return (NULL);
}
return (&clnt_res);
}
void *
mountproc_umnt_2(argp, clnt)
dirpath *argp;
CLIENT *clnt;
{
static char clnt_res;
memset((char *)&clnt_res, 0, sizeof(clnt_res));
if (clnt_call(clnt, MOUNTPROC_UMNT, (xdrproc_t) xdr_dirpath,
(caddr_t) argp, (xdrproc_t) xdr_void,
(caddr_t) &clnt_res, TIMEOUT) != RPC_SUCCESS) {
return (NULL);
}
return ((void *)&clnt_res);
}
void *
mountproc_umntall_2(argp, clnt)
void *argp;
CLIENT *clnt;
{
static char clnt_res;
memset((char *)&clnt_res, 0, sizeof(clnt_res));
if (clnt_call(clnt, MOUNTPROC_UMNTALL, (xdrproc_t) xdr_void,
(caddr_t) argp, (xdrproc_t) xdr_void,
(caddr_t) &clnt_res, TIMEOUT) != RPC_SUCCESS) {
return (NULL);
}
return ((void *)&clnt_res);
}
exports *
mountproc_export_2(argp, clnt)
void *argp;
CLIENT *clnt;
{
static exports clnt_res;
memset((char *)&clnt_res, 0, sizeof(clnt_res));
if (clnt_call(clnt, MOUNTPROC_EXPORT, (xdrproc_t) xdr_void,
argp, (xdrproc_t) xdr_exports, (caddr_t) &clnt_res,
TIMEOUT) != RPC_SUCCESS) {
return (NULL);
}
return (&clnt_res);
}
exports *
mountproc_exportall_2(argp, clnt)
void *argp;
CLIENT *clnt;
{
static exports clnt_res;
memset((char *)&clnt_res, 0, sizeof(clnt_res));
if (clnt_call(clnt, MOUNTPROC_EXPORTALL, (xdrproc_t) xdr_void, argp,
(xdrproc_t) xdr_exports, (caddr_t) &clnt_res,
TIMEOUT) != RPC_SUCCESS) {
return (NULL);
}
return (&clnt_res);
}
ppathcnf *
mountproc_pathconf_2(argp, clnt)
dirpath *argp;
CLIENT *clnt;
{
static ppathcnf clnt_res;
memset((char *)&clnt_res, 0, sizeof(clnt_res));
if (clnt_call(clnt, MOUNTPROC_PATHCONF, (xdrproc_t) xdr_dirpath,
(caddr_t) argp, (xdrproc_t) xdr_ppathcnf,
(caddr_t) &clnt_res, TIMEOUT) != RPC_SUCCESS) {
return (NULL);
}
return (&clnt_res);
}
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