1/* $NetBSD: mount_svr4.c,v 1.1.1.3 2015/01/17 16:34:16 christos Exp $ */ 2 3/* 4 * Copyright (c) 1997-2014 Erez Zadok 5 * Copyright (c) 1990 Jan-Simon Pendry 6 * Copyright (c) 1990 Imperial College of Science, Technology & Medicine 7 * Copyright (c) 1990 The Regents of the University of California. 8 * All rights reserved. 9 * 10 * This code is derived from software contributed to Berkeley by 11 * Jan-Simon Pendry at Imperial College, London. 12 * 13 * Redistribution and use in source and binary forms, with or without 14 * modification, are permitted provided that the following conditions 15 * are met: 16 * 1. Redistributions of source code must retain the above copyright 17 * notice, this list of conditions and the following disclaimer. 18 * 2. Redistributions in binary form must reproduce the above copyright 19 * notice, this list of conditions and the following disclaimer in the 20 * documentation and/or other materials provided with the distribution. 21 * 3. Neither the name of the University nor the names of its contributors 22 * may be used to endorse or promote products derived from this software 23 * without specific prior written permission. 24 * 25 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 26 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 27 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 28 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 29 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 30 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 31 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 32 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 33 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 34 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 35 * SUCH DAMAGE. 36 * 37 * 38 * File: am-utils/conf/mount/mount_svr4.c 39 * 40 */ 41 42/* 43 * SVR4: 44 * Solaris 2.x (SunOS 5.x) and HPUX-11 Mount helper. 45 * -Erez Zadok <ezk@cs.columbia.edu> 46 */ 47 48#ifdef HAVE_CONFIG_H 49# include <config.h> 50#endif /* HAVE_CONFIG_H */ 51#include <am_defs.h> 52#include <amu.h> 53 54 55/* 56 * On Solaris 8 with in-kernel mount table, pass mount options to kernel to 57 * have them evaluated. They will also show up in /etc/mnttab. 58 */ 59#if defined(MNT2_GEN_OPT_OPTIONSTR) && defined(MAX_MNTOPT_STR) 60# define sys_mount(fsname, dir, flags, type, data, datasize) \ 61 mount((fsname), (dir), (MNT2_GEN_OPT_OPTIONSTR | flags), (type), \ 62 (data), (datasize), mountopts, sizeof(mountopts)) 63#else /* not defined(MNT2_GEN_OPT_OPTIONSTR) && defined(MAX_MNTOPT_STR) */ 64# define sys_mount(fsname, dir, flags, type, data, datasize) \ 65 mount((fsname), (dir), (flags), (type), (data), (datasize)) 66#endif /* not defined(MNT2_GEN_OPT_OPTIONSTR) && defined(MAX_MNTOPT_STR) */ 67 68 69/* 70 * Map from conventional mount arguments 71 * to Solaris 2.x (SunOS 5.x) style arguments. 72 */ 73int 74mount_svr4(char *fsname, char *dir, int flags, MTYPE_TYPE type, caddr_t data, const char *optstr) 75{ 76#if defined(MNT2_GEN_OPT_OPTIONSTR) && defined(MAX_MNTOPT_STR) 77 char mountopts[MAX_MNTOPT_STR]; 78 79 /* 80 * Save a copy of the mount options. The kernel will overwrite them with 81 * those it recognizes. 82 */ 83 xstrlcpy(mountopts, optstr, MAX_MNTOPT_STR); 84#endif /* defined(MNT2_GEN_OPT_OPTIONSTR) && defined(MAX_MNTOPT_STR) */ 85 86#if defined(MOUNT_TYPE_NFS3) && defined(MNTTAB_TYPE_NFS3) 87 if (STREQ(type, MOUNT_TYPE_NFS3)) { 88 return sys_mount(fsname, dir, (MNT2_GEN_OPT_DATA | flags), 89 type, (char *) data, sizeof(nfs_args_t)); 90 } 91#endif /* defined(MOUNT_TYPE_NFS3) && defined(MNTTAB_TYPE_NFS3) */ 92 93#if defined(MOUNT_TYPE_NFS) && defined(MNTTAB_TYPE_NFS) 94 if (STREQ(type, MOUNT_TYPE_NFS)) { 95 return sys_mount(fsname, dir, (MNT2_GEN_OPT_DATA | flags), 96 type, (char *) data, sizeof(nfs_args_t)); 97 } 98#endif /* defined(MOUNT_TYPE_NFS) && defined(MNTTAB_TYPE_NFS) */ 99 100#if defined(MOUNT_TYPE_AUTOFS) && defined(MNTTAB_TYPE_AUTOFS) 101 if (STREQ(type, MOUNT_TYPE_AUTOFS)) { 102 return sys_mount(fsname, dir, (MNT2_GEN_OPT_DATA | flags), 103 type, (char *) data, sizeof(autofs_args_t)); 104 } 105#endif /* defined(MOUNT_TYPE_AUTOFS) && defined(MNTTAB_TYPE_AUTOFS) */ 106 107#if defined(MOUNT_TYPE_UFS) && defined(MNTTAB_TYPE_UFS) 108 if (STREQ(type, MOUNT_TYPE_UFS)) 109 return sys_mount(fsname, dir, (MNT2_GEN_OPT_DATA | flags), 110 type, (char *) data, sizeof(ufs_args_t)); 111#endif /* defined(MOUNT_TYPE_UFS) && defined(MNTTAB_TYPE_UFS) */ 112 113#if defined(MOUNT_TYPE_PCFS) && defined(MNTTAB_TYPE_PCFS) 114 if (STREQ(type, MOUNT_TYPE_PCFS)) 115 return sys_mount(fsname, dir, (MNT2_GEN_OPT_DATA | flags), 116 type, (char *) data, sizeof(pcfs_args_t)); 117#endif /* defined(MOUNT_TYPE_PCFS) && defined(MNTTAB_TYPE_PCFS) */ 118 119#if defined(MOUNT_TYPE_CDFS) && defined(MNTTAB_TYPE_CDFS) 120 /* 121 * HSFS on Solaris allows for 3 HSFSMNT_* flags to be passed 122 * as arguments to the mount(). These flags are bit fields in an 123 * integer, and that integer is passed as the "data" of this system 124 * call. The flags are described in <sys/fs/hsfs_rrip.h>. However, 125 * Solaris does not have an interface to these. It does not define 126 * a structure hsfs_args or anything that one can figure out what 127 * arguments to pass to mount(2) for this type of filesystem. 128 * Therefore, until Sun does, no arguments are passed to this mount 129 * below. 130 * -Erez Zadok <ezk@cs.columbia.edu>. 131 */ 132 if (STREQ(type, MOUNT_TYPE_CDFS)) 133 return sys_mount(fsname, dir, (MNT2_GEN_OPT_FSS | flags), 134 type, (char *) NULL, 0); 135#endif /* defined(MOUNT_TYPE_CDFS) && defined(MNTTAB_TYPE_CDFS) */ 136 137#if defined(MOUNT_TYPE_LOFS) && defined(MNTTAB_TYPE_LOFS) 138 if (STREQ(type, MOUNT_TYPE_LOFS)) 139 return sys_mount(fsname, dir, (MNT2_GEN_OPT_FSS | flags), 140 type, (char *) NULL, 0); 141#endif /* defined(MOUNT_TYPE_LOFS) && defined(MNTTAB_TYPE_LOFS) */ 142 143#ifdef HAVE_FS_CACHEFS 144# if defined(MOUNT_TYPE_CACHEFS) && defined(MNTTAB_TYPE_CACHEFS) 145 if (STREQ(type, MOUNT_TYPE_CACHEFS)) 146 return sys_mount(fsname, dir, (MNT2_GEN_OPT_DATA | flags), 147 type, (char *) data, sizeof(cachefs_args_t)); 148# endif /* defined(MOUNT_TYPE_CACHEFS) && defined(MNTTAB_TYPE_CACHEFS) */ 149#endif /*HAVE_FS_CACHEFS */ 150 151#ifdef HAVE_FS_AUTOFS 152# if defined(MOUNT_TYPE_AUTOFS) && defined(MNTTAB_TYPE_AUTOFS) 153 if (STREQ(type, MOUNT_TYPE_AUTOFS)) 154 return sys_mount(fsname, dir, (MNT2_GEN_OPT_DATA | flags), 155 type, (char *) data, sizeof(autofs_args_t)); 156# endif /* defined(MOUNT_TYPE_AUTOFS) && defined(MNTTAB_TYPE_AUTOFS) */ 157#endif /* HAVE_FS_AUTOFS */ 158 159 return EINVAL; 160} 161