1.\" Copyright (c) 1993, 1994 2.\" The Regents of the University of California. All rights reserved. 3.\" All rights reserved. 4.\" 5.\" This code is derived from software donated to Berkeley by 6.\" Christopher G. Demetriou. 7.\" 8.\" Redistribution and use in source and binary forms, with or without 9.\" modification, are permitted provided that the following conditions 10.\" are met: 11.\" 1. Redistributions of source code must retain the above copyright 12.\" notice, this list of conditions and the following disclaimer. 13.\" 2. Redistributions in binary form must reproduce the above copyright 14.\" notice, this list of conditions and the following disclaimer in the 15.\" documentation and/or other materials provided with the distribution. 16.\" 3. Neither the name of the University nor the names of its contributors 17.\" may be used to endorse or promote products derived from this software 18.\" without specific prior written permission. 19.\" 20.\" THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 21.\" ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 22.\" IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 23.\" ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 24.\" FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 25.\" DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 26.\" OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 27.\" HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 28.\" LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 29.\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 30.\" SUCH DAMAGE. 31.\" 32.Dd January 2, 2024 33.Dt MOUNT_CD9660 8 34.Os 35.Sh NAME 36.Nm mount_cd9660 37.Nd mount an ISO-9660 file system 38.Sh SYNOPSIS 39.Nm 40.Op Fl begjrv 41.Op Fl C Ar charset 42.Op Fl G Ar gid 43.Op Fl m Ar mask 44.Op Fl M Ar mask 45.Op Fl o Ar options 46.Op Fl s Ar startsector 47.Op Fl U Ar uid 48.Ar special node 49.Sh DESCRIPTION 50The 51.Nm 52utility attaches the ISO-9660 file system residing on the device 53.Pa special 54to the global file system namespace at the location indicated by 55.Pa node . 56This command is normally executed by 57.Xr mount 8 58at boot time. 59.Pp 60The options are as follows: 61.Bl -tag -width indent 62.It Fl b 63Relax checking for Supplementary Volume Descriptor Flags field 64which is set to a wrong value on some Joliet formatted disks. 65.It Fl e 66Enable the use of extended attributes. 67.It Fl g 68Do not strip version numbers on files. 69(By default, if there are files with different version numbers on the disk, 70only the last one will be listed.) 71In either case, files may be opened without explicitly stating a 72version number. 73.It Fl G Ar group 74Set the group of the files in the file system to 75.Ar group . 76The default gid on non-Rockridge volumes is zero. 77.It Fl U Ar user 78Set the owner of the files in the file system to 79.Ar user . 80The default uid on non-Rockridge volumes is zero. 81.It Fl m Ar mask 82Specify the maximum file permissions for files 83in the file system. 84(For example, a 85.Ar mask 86of 87.Li 755 88specifies that, by default, the owner should have 89read, write, and execute permissions for files, but 90others should only have read and execute permissions). 91See 92.Xr chmod 1 93for more information about octal file modes. 94Only the nine low-order bits of 95.Ar mask 96are used. 97The default 98.Ar mask 99on non-Rockridge volumes is 755. 100.It Fl M Ar mask 101Specify the maximum file permissions for directories 102in the file system. 103See the previous option's description for details. 104.It Fl j 105Do not use any Joliet extensions included in the file system. 106.It Fl o 107Options are specified with a 108.Fl o 109flag followed by a comma separated string of options. 110See the 111.Xr mount 8 112man page for possible options and their meanings. 113The following cd9660 specific options are available: 114.Pp 115.Bl -tag -width "brokenjoliet" -compact 116.It Cm extatt 117Same as 118.Fl e . 119.It Cm gens 120Same as 121.Fl g . 122.It Cm nojoliet 123Same as 124.Fl j . 125.It Cm norrip 126Same as 127.Fl r . 128.It Cm brokenjoliet 129Same as 130.Fl b . 131.El 132.It Fl r 133Do not use any Rockridge extensions included in the file system. 134.It Fl s Ar startsector 135Start the file system at 136.Ar startsector . 137Normally, if the underlying device is a CD-ROM drive, 138.Nm 139will try to figure out the last track from the CD-ROM containing 140data, and start the file system there. 141If the device is not a CD-ROM, 142or the table of contents cannot be examined, the file system will be 143started at sector 0. 144This option can be used to override the behaviour. 145Note that 146.Ar startsector 147is measured in CD-ROM blocks, with 2048 bytes each. 148This is the same 149as for example the 150.Cm info 151command of 152.Xr cdcontrol 1 153is printing. 154It is possible to mount an arbitrary session of a multi-session CD by specifying 155the correct 156.Ar startsector 157here. 158.It Fl C Ar charset 159Specify local 160.Ar charset 161to convert Unicode file names when using Joliet extensions. 162.It Fl v 163Be verbose about the starting sector decisions made. 164.El 165.Sh EXAMPLES 166The following command can be used to mount a Kodak Photo-CD: 167.Pp 168.Dl "mount_cd9660 -o rw -v -s 0 /dev/cd0 /cdrom" 169.Sh SEE ALSO 170.Xr cdcontrol 1 , 171.Xr mount 2 , 172.Xr unmount 2 , 173.Xr cd9660 4 , 174.Xr fstab 5 , 175.Xr mdconfig 8 , 176.Xr mount 8 177.Sh HISTORY 178The 179.Nm 180utility first appeared in 181.Bx 4.4 . 182.Pp 183The Unicode conversion routine was added by 184.An Ryuichiro Imura Aq Mt imura@ryu16.org 185in 2003. 186.Sh BUGS 187POSIX device node mapping is currently not supported. 188.Pp 189Version numbers are not stripped if Rockridge extensions are in use. 190In this case, accessing files that do not have Rockridge names without 191version numbers gets the one with the lowest version number and not 192the one with the highest. 193.Pp 194There is no ECMA support. 195