cdvd - Read Primary Volume Descriptor from a CD-ROM
/usr/bin/cdvd [-b] file
Copies the entire Primary Volume Descriptor from a CD-ROM
in binary format to standard output.
Names the block special file for a CD-ROM File System, or
a file or directory within the CD-ROM file hierarchy of a mounted CD-ROM File
The cdvd command reads the Primary Volume Descriptor from a CD-ROM and lists the contents on standard output.
The output is formatted in a table that contains the name of each field of the Primary Volume Descriptor and the corresponding contents of the entry as recorded on the CD-ROM. Note that the Application Use Field is not listed because it may contain non-printable characters.
Users must have read permission for
in order to execute the command.
The following exit values are returned:
The command was successful.
was not found, or
was not within the CD-ROM hierarchy, or not a block special file for a CD-ROM
File System, or access permission was denied.
is a block special
file and a read error has occurred, or the CD-ROM is not recorded according
to the ISO 9660 standard.
Files: cd_cpvd(3), cd_pvd(3)