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1291 lines
31 KiB
C
1291 lines
31 KiB
C
/* vi: set sw=4 ts=4: */
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/*
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* nfsmount.c -- Linux NFS mount
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* Copyright (C) 1993 Rick Sladkey <jrs@world.std.com>
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2, or (at your option)
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* any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* Wed Feb 8 12:51:48 1995, biro@yggdrasil.com (Ross Biro): allow all port
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* numbers to be specified on the command line.
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*
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* Fri, 8 Mar 1996 18:01:39, Swen Thuemmler <swen@uni-paderborn.de>:
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* Omit the call to connect() for Linux version 1.3.11 or later.
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*
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* Wed Oct 1 23:55:28 1997: Dick Streefland <dick_streefland@tasking.com>
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* Implemented the "bg", "fg" and "retry" mount options for NFS.
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*
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* 1999-02-22 Arkadiusz Mi¶kiewicz <misiek@misiek.eu.org>
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* - added Native Language Support
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*
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*/
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/*
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* nfsmount.c,v 1.1.1.1 1993/11/18 08:40:51 jrs Exp
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*/
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#include <unistd.h>
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#include <stdio.h>
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#include <string.h>
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#include <errno.h>
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#include <netdb.h>
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#include <rpc/rpc.h>
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#include <rpc/pmap_prot.h>
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#include <rpc/pmap_clnt.h>
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#include <sys/socket.h>
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#include <sys/time.h>
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#include <sys/utsname.h>
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#include <sys/stat.h>
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#include <netinet/in.h>
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#include <arpa/inet.h>
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#include "nfsmount.h"
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#include <linux/nfs.h>
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/* we suppose that libc-dev is providing NFSv3 headers (kernel >= 2.2) */
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#include <linux/nfs_mount.h>
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#define _
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#define HAVE_inet_aton
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#define MS_REMOUNT 32 /* Alter flags of a mounted FS */
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#define sloppy 0
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#define EX_FAIL 1
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#define EX_BG 1
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#define xstrdup strdup
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#define xstrndup strndup
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static char *nfs_strerror(int stat);
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#define MAKE_VERSION(p,q,r) (65536*(p) + 256*(q) + (r))
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static int linux_version_code(void)
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{
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struct utsname my_utsname;
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int p, q, r;
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if (uname(&my_utsname) == 0) {
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p = atoi(strtok(my_utsname.release, "."));
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q = atoi(strtok(NULL, "."));
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r = atoi(strtok(NULL, "."));
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return MAKE_VERSION(p, q, r);
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}
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return 0;
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}
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/*
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* nfs_mount_version according to the kernel sources seen at compile time.
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*/
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static int nfs_mount_version = NFS_MOUNT_VERSION;
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/*
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* Unfortunately, the kernel prints annoying console messages
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* in case of an unexpected nfs mount version (instead of
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* just returning some error). Therefore we'll have to try
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* and figure out what version the kernel expects.
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*
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* Variables:
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* KERNEL_NFS_MOUNT_VERSION: kernel sources at compile time
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* NFS_MOUNT_VERSION: these nfsmount sources at compile time
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* nfs_mount_version: version this source and running kernel can handle
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*/
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static void find_kernel_nfs_mount_version(void)
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{
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int kernel_version = linux_version_code();
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if (kernel_version) {
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if (kernel_version < MAKE_VERSION(2, 1, 32))
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nfs_mount_version = 1;
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else
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nfs_mount_version = 3;
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}
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if (nfs_mount_version > NFS_MOUNT_VERSION)
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nfs_mount_version = NFS_MOUNT_VERSION;
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}
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int nfsmount(const char *spec, const char *node, unsigned long *flags,
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char **extra_opts, char **mount_opts, int running_bg)
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{
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static char *prev_bg_host;
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char hostdir[1024];
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CLIENT *mclient;
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char *hostname;
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char *dirname;
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char *old_opts;
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char *mounthost = NULL;
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char new_opts[1024];
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fhandle root_fhandle;
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struct timeval total_timeout;
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enum clnt_stat clnt_stat;
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static struct nfs_mount_data data;
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char *opt, *opteq;
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int val;
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struct hostent *hp;
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struct sockaddr_in server_addr;
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struct sockaddr_in mount_server_addr;
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int msock, fsock;
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struct timeval retry_timeout;
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struct fhstatus status;
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struct stat statbuf;
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char *s;
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int port;
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int mountport;
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int bg;
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int soft;
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int intr;
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int posix;
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int nocto;
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int noac;
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int nolock;
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int retry;
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int tcp;
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int mountprog;
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int mountvers;
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int nfsprog;
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int nfsvers;
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int retval;
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time_t t;
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time_t prevt;
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time_t timeout;
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find_kernel_nfs_mount_version();
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retval = EX_FAIL;
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msock = fsock = -1;
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mclient = NULL;
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if (strlen(spec) >= sizeof(hostdir)) {
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fprintf(stderr, _("mount: "
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"excessively long host:dir argument\n"));
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goto fail;
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}
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strcpy(hostdir, spec);
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if ((s = strchr(hostdir, ':'))) {
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hostname = hostdir;
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dirname = s + 1;
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*s = '\0';
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/* Ignore all but first hostname in replicated mounts
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until they can be fully supported. (mack@sgi.com) */
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if ((s = strchr(hostdir, ','))) {
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*s = '\0';
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fprintf(stderr, _("mount: warning: "
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"multiple hostnames not supported\n"));
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}
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} else {
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fprintf(stderr, _("mount: "
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"directory to mount not in host:dir format\n"));
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goto fail;
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}
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server_addr.sin_family = AF_INET;
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#ifdef HAVE_inet_aton
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if (!inet_aton(hostname, &server_addr.sin_addr))
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#endif
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{
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if ((hp = gethostbyname(hostname)) == NULL) {
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fprintf(stderr, _("mount: can't get address for %s\n"),
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hostname);
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goto fail;
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} else {
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if (hp->h_length > sizeof(struct in_addr)) {
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fprintf(stderr, _("mount: got bad hp->h_length\n"));
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hp->h_length = sizeof(struct in_addr);
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}
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memcpy(&server_addr.sin_addr, hp->h_addr, hp->h_length);
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}
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}
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memcpy(&mount_server_addr, &server_addr, sizeof(mount_server_addr));
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/* add IP address to mtab options for use when unmounting */
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s = inet_ntoa(server_addr.sin_addr);
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old_opts = *extra_opts;
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if (!old_opts)
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old_opts = "";
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if (strlen(old_opts) + strlen(s) + 10 >= sizeof(new_opts)) {
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fprintf(stderr, _("mount: " "excessively long option argument\n"));
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goto fail;
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}
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sprintf(new_opts, "%s%saddr=%s", old_opts, *old_opts ? "," : "", s);
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*extra_opts = xstrdup(new_opts);
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/* Set default options.
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* rsize/wsize (and bsize, for ver >= 3) are left 0 in order to
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* let the kernel decide.
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* timeo is filled in after we know whether it'll be TCP or UDP. */
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memset(&data, 0, sizeof(data));
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data.retrans = 3;
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data.acregmin = 3;
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data.acregmax = 60;
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data.acdirmin = 30;
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data.acdirmax = 60;
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#if NFS_MOUNT_VERSION >= 2
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data.namlen = NAME_MAX;
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#endif
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bg = 0;
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soft = 0;
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intr = 0;
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posix = 0;
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nocto = 0;
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nolock = 0;
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noac = 0;
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retry = 10000; /* 10000 minutes ~ 1 week */
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tcp = 0;
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mountprog = MOUNTPROG;
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mountvers = MOUNTVERS;
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port = 0;
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mountport = 0;
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nfsprog = NFS_PROGRAM;
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nfsvers = NFS_VERSION;
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/* parse options */
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for (opt = strtok(old_opts, ","); opt; opt = strtok(NULL, ",")) {
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if ((opteq = strchr(opt, '='))) {
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val = atoi(opteq + 1);
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*opteq = '\0';
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if (!strcmp(opt, "rsize"))
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data.rsize = val;
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else if (!strcmp(opt, "wsize"))
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data.wsize = val;
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else if (!strcmp(opt, "timeo"))
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data.timeo = val;
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else if (!strcmp(opt, "retrans"))
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data.retrans = val;
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else if (!strcmp(opt, "acregmin"))
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data.acregmin = val;
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else if (!strcmp(opt, "acregmax"))
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data.acregmax = val;
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else if (!strcmp(opt, "acdirmin"))
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data.acdirmin = val;
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else if (!strcmp(opt, "acdirmax"))
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data.acdirmax = val;
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else if (!strcmp(opt, "actimeo")) {
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data.acregmin = val;
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data.acregmax = val;
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data.acdirmin = val;
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data.acdirmax = val;
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} else if (!strcmp(opt, "retry"))
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retry = val;
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else if (!strcmp(opt, "port"))
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port = val;
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else if (!strcmp(opt, "mountport"))
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mountport = val;
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else if (!strcmp(opt, "mounthost"))
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mounthost = xstrndup(opteq + 1,
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strcspn(opteq + 1, " \t\n\r,"));
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else if (!strcmp(opt, "mountprog"))
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mountprog = val;
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else if (!strcmp(opt, "mountvers"))
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mountvers = val;
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else if (!strcmp(opt, "nfsprog"))
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nfsprog = val;
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else if (!strcmp(opt, "nfsvers") || !strcmp(opt, "vers"))
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nfsvers = val;
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else if (!strcmp(opt, "proto")) {
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if (!strncmp(opteq + 1, "tcp", 3))
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tcp = 1;
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else if (!strncmp(opteq + 1, "udp", 3))
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tcp = 0;
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else
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printf(_("Warning: Unrecognized proto= option.\n"));
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} else if (!strcmp(opt, "namlen")) {
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#if NFS_MOUNT_VERSION >= 2
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if (nfs_mount_version >= 2)
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data.namlen = val;
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else
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#endif
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printf(_
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("Warning: Option namlen is not supported.\n"));
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} else if (!strcmp(opt, "addr"))
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/* ignore */ ;
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else {
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printf(_("unknown nfs mount parameter: "
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"%s=%d\n"), opt, val);
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goto fail;
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}
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} else {
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val = 1;
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if (!strncmp(opt, "no", 2)) {
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val = 0;
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opt += 2;
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}
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if (!strcmp(opt, "bg"))
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bg = val;
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else if (!strcmp(opt, "fg"))
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bg = !val;
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else if (!strcmp(opt, "soft"))
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soft = val;
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else if (!strcmp(opt, "hard"))
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soft = !val;
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else if (!strcmp(opt, "intr"))
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intr = val;
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else if (!strcmp(opt, "posix"))
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posix = val;
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else if (!strcmp(opt, "cto"))
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nocto = !val;
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else if (!strcmp(opt, "ac"))
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noac = !val;
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else if (!strcmp(opt, "tcp"))
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tcp = val;
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else if (!strcmp(opt, "udp"))
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tcp = !val;
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else if (!strcmp(opt, "lock")) {
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if (nfs_mount_version >= 3)
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nolock = !val;
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else
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printf(_
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("Warning: option nolock is not supported.\n"));
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} else {
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if (!sloppy) {
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printf(_("unknown nfs mount option: "
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"%s%s\n"), val ? "" : "no", opt);
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goto fail;
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}
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}
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}
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}
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data.flags = (soft ? NFS_MOUNT_SOFT : 0)
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| (intr ? NFS_MOUNT_INTR : 0)
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| (posix ? NFS_MOUNT_POSIX : 0)
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| (nocto ? NFS_MOUNT_NOCTO : 0)
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| (noac ? NFS_MOUNT_NOAC : 0);
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#if NFS_MOUNT_VERSION >= 2
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if (nfs_mount_version >= 2)
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data.flags |= (tcp ? NFS_MOUNT_TCP : 0);
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#endif
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#if NFS_MOUNT_VERSION >= 3
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if (nfs_mount_version >= 3)
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data.flags |= (nolock ? NFS_MOUNT_NONLM : 0);
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#endif
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/* Adjust options if none specified */
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if (!data.timeo)
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data.timeo = tcp ? 70 : 7;
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#ifdef NFS_MOUNT_DEBUG
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printf("rsize = %d, wsize = %d, timeo = %d, retrans = %d\n",
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data.rsize, data.wsize, data.timeo, data.retrans);
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printf("acreg (min, max) = (%d, %d), acdir (min, max) = (%d, %d)\n",
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data.acregmin, data.acregmax, data.acdirmin, data.acdirmax);
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printf("port = %d, bg = %d, retry = %d, flags = %.8x\n",
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port, bg, retry, data.flags);
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printf("mountprog = %d, mountvers = %d, nfsprog = %d, nfsvers = %d\n",
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mountprog, mountvers, nfsprog, nfsvers);
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printf("soft = %d, intr = %d, posix = %d, nocto = %d, noac = %d\n",
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(data.flags & NFS_MOUNT_SOFT) != 0,
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(data.flags & NFS_MOUNT_INTR) != 0,
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(data.flags & NFS_MOUNT_POSIX) != 0,
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(data.flags & NFS_MOUNT_NOCTO) != 0,
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(data.flags & NFS_MOUNT_NOAC) != 0);
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#if NFS_MOUNT_VERSION >= 2
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printf("tcp = %d\n", (data.flags & NFS_MOUNT_TCP) != 0);
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#endif
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#endif
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data.version = nfs_mount_version;
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*mount_opts = (char *) &data;
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if (*flags & MS_REMOUNT)
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return 0;
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/*
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* If the previous mount operation on the same host was
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* backgrounded, and the "bg" for this mount is also set,
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* give up immediately, to avoid the initial timeout.
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*/
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if (bg && !running_bg &&
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prev_bg_host && strcmp(hostname, prev_bg_host) == 0) {
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if (retry > 0)
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retval = EX_BG;
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return retval;
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}
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/* create mount deamon client */
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/* See if the nfs host = mount host. */
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if (mounthost) {
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if (mounthost[0] >= '0' && mounthost[0] <= '9') {
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mount_server_addr.sin_family = AF_INET;
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mount_server_addr.sin_addr.s_addr = inet_addr(hostname);
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} else {
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if ((hp = gethostbyname(mounthost)) == NULL) {
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fprintf(stderr, _("mount: can't get address for %s\n"),
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hostname);
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goto fail;
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} else {
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if (hp->h_length > sizeof(struct in_addr)) {
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fprintf(stderr, _("mount: got bad hp->h_length?\n"));
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hp->h_length = sizeof(struct in_addr);
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}
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mount_server_addr.sin_family = AF_INET;
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memcpy(&mount_server_addr.sin_addr,
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hp->h_addr, hp->h_length);
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}
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}
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}
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|
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/*
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* The following loop implements the mount retries. On the first
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* call, "running_bg" is 0. When the mount times out, and the
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* "bg" option is set, the exit status EX_BG will be returned.
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* For a backgrounded mount, there will be a second call by the
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* child process with "running_bg" set to 1.
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*
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* The case where the mount point is not present and the "bg"
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* option is set, is treated as a timeout. This is done to
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* support nested mounts.
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*
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* The "retry" count specified by the user is the number of
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* minutes to retry before giving up.
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*
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* Only the first error message will be displayed.
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*/
|
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retry_timeout.tv_sec = 3;
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retry_timeout.tv_usec = 0;
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total_timeout.tv_sec = 20;
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total_timeout.tv_usec = 0;
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timeout = time(NULL) + 60 * retry;
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prevt = 0;
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t = 30;
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val = 1;
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for (;;) {
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if (bg && stat(node, &statbuf) == -1) {
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if (running_bg) {
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sleep(val); /* 1, 2, 4, 8, 16, 30, ... */
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val *= 2;
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if (val > 30)
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val = 30;
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}
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} else {
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/* be careful not to use too many CPU cycles */
|
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if (t - prevt < 30)
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sleep(30);
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|
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/* contact the mount daemon via TCP */
|
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mount_server_addr.sin_port = htons(mountport);
|
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msock = RPC_ANYSOCK;
|
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mclient = clnttcp_create(&mount_server_addr,
|
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mountprog, mountvers, &msock, 0, 0);
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|
|
/* if this fails, contact the mount daemon via UDP */
|
|
if (!mclient) {
|
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mount_server_addr.sin_port = htons(mountport);
|
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msock = RPC_ANYSOCK;
|
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mclient = clntudp_create(&mount_server_addr,
|
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mountprog, mountvers,
|
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retry_timeout, &msock);
|
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}
|
|
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);
|
|
}
|