source: vbox/trunk/doc/manual/en_US/man_VBoxManage-mediumio.xml

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    manpage, user manual, usage: VBoxManage mediumio
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<refentry id="vboxmanage-mediumio" lang="en">
  <refentryinfo>
    <pubdate>$Date: 2023-04-21 21:59:02 +0000 (Fri, 21 Apr 2023) $</pubdate>
    <title>VBoxManage mediumio</title>
  </refentryinfo>

  <refmeta>
    <refentrytitle>VBoxManage-mediumio</refentrytitle>
    <manvolnum>1</manvolnum>
  </refmeta>

  <refnamediv>
    <refname>VBoxManage-mediumio</refname>
    <refpurpose>medium content access</refpurpose>
    <refclass>&product-name;</refclass>
  </refnamediv>

  <refsynopsisdiv>
    <cmdsynopsis id="synopsis-vboxmanage-mediumio-formatfat"> <!-- The 'id' is mandatory and must start with 'synopsis-'. -->
      <command>VBoxManage mediumio</command>
      <group choice="req">
        <arg choice="plain">--disk=<replaceable>uuid|filename</replaceable></arg>
        <arg choice="plain">--dvd=<replaceable>uuid|filename</replaceable></arg>
        <arg choice="plain">--floppy=<replaceable>uuid|filename</replaceable></arg>
      </group>
      <arg>--password-file=<replaceable>-|filename</replaceable></arg>
      <arg choice="plain">formatfat</arg>
      <arg>--quick</arg>
    </cmdsynopsis>
    <cmdsynopsis id="synopsis-vboxmanage-mediumio-cat">
      <command>VBoxManage mediumio</command>
      <group choice="req">
        <arg choice="plain">--disk=<replaceable>uuid|filename</replaceable></arg>
        <arg choice="plain">--dvd=<replaceable>uuid|filename</replaceable></arg>
        <arg choice="plain">--floppy=<replaceable>uuid|filename</replaceable></arg>
      </group>
      <arg>--password-file=<replaceable>-|filename</replaceable></arg>
      <arg choice="plain">cat</arg>
      <arg>--hex</arg>
      <arg>--offset=<replaceable>byte-offset</replaceable></arg>
      <arg>--size=<replaceable>bytes</replaceable></arg>
      <arg>--output=<replaceable>-|filename</replaceable></arg>
    </cmdsynopsis>
    <cmdsynopsis id="synopsis-vboxmanage-mediumio-stream">
      <command>VBoxManage mediumio</command>
      <group choice="req">
        <arg choice="plain">--disk=<replaceable>uuid|filename</replaceable></arg>
        <arg choice="plain">--dvd=<replaceable>uuid|filename</replaceable></arg>
        <arg choice="plain">--floppy=<replaceable>uuid|filename</replaceable></arg>
      </group>
      <arg>--password-file=<replaceable>-|filename</replaceable></arg>
      <arg choice="plain">stream</arg>
      <arg>--format=<replaceable>image-format</replaceable></arg>
      <arg>--variant=<replaceable>image-variant</replaceable></arg>
      <arg>--output=<replaceable>-|filename</replaceable></arg>
    </cmdsynopsis>
  </refsynopsisdiv>

  <refsect1 id="vboxmanage-mediumio-description">
    <title>Description</title>

    <refsect2 id="vboxmanage-mediumio-common-options">
      <title>Common options</title>
      <remark role="help-scope" condition="GLOBAL"/>
      <para>The subcommands of <command>mediumio</command> all operate on a medium which need to be specified, optionally
        with an encryption password.  The following common options can be placed before or after the sub-command:</para>
      <variablelist>
        <varlistentry>
          <term>--disk=<replaceable>uuid|filename</replaceable></term>
          <listitem><para>Either the UUID or filename of a harddisk image, e.g. VDI, VMDK, VHD, ++.</para></listitem>
        </varlistentry>
        <varlistentry>
          <term>--dvd=<replaceable>uuid|filename</replaceable></term>
          <listitem><para>Either the UUID or filename of a DVD image, e.g. ISO, DMG, CUE.</para></listitem>
        </varlistentry>
        <varlistentry>
          <term>--floppy=<replaceable>uuid|filename</replaceable></term>
          <listitem><para>Either the UUID or filename of a floppy image, e.g. IMG.</para></listitem>
        </varlistentry>
        <varlistentry>
          <term>--password-file=<replaceable>-|filename</replaceable></term>
          <listitem><para>The name of a file containing the medium encryption password.  If <option>-</option>
            is specified, the password will be read from stdin. </para></listitem>
        </varlistentry>
      </variablelist>
    </refsect2>

    <refsect2 id="vboxmanage-mediumio-formatfat">
      <title>mediumio formatfat</title>
      <remark role="help-copy-synopsis"/>
      <para>
        Formats a floppy medium with the FAT file system. This will erase the
        content of the medium.
      </para>
      <variablelist>
        <varlistentry>
          <term><option>--quick</option></term><listitem><para>Quickformat the medium.</para></listitem>
        </varlistentry>
      </variablelist>
    </refsect2>

    <refsect2 id="vboxmanage-mediumio-cat">
      <title>mediumio cat</title>
      <remark role="help-copy-synopsis"/>
      <para>
        Dumps the medium content to stdout or the specified file.
      </para>
      <variablelist>
        <varlistentry>
          <term><option>--hex</option></term><listitem><para>Dump as hex bytes.</para></listitem>
        </varlistentry>
        <varlistentry>
          <term><option>--offset</option></term><listitem><para>The byte offset in the medium to start.</para></listitem>
        </varlistentry>
        <varlistentry>
          <term><option>--size</option></term><listitem><para>The number of bytes to dump.</para></listitem>
        </varlistentry>
        <varlistentry>
          <term><option>--output</option></term>
          <listitem><para>The output filename.  As usual <option>-</option> is take to mean stdout.</para></listitem>
        </varlistentry>
      </variablelist>
    </refsect2>

    <refsect2 id="vboxmanage-mediumio-stream">
      <title>mediumio stream</title>
      <remark role="help-copy-synopsis"/>
      <para>
        Converts the medium to a streamable format and dumps it to the given output.
      </para>
      <variablelist>
        <varlistentry>
          <term><option>--format</option></term><listitem><para>The format of the destination image.</para></listitem>
        </varlistentry>
        <varlistentry>
          <term><option>--variant</option></term><listitem><para>The medium variant for the destination.</para></listitem>
        </varlistentry>
        <varlistentry>
          <term><option>--output</option></term>
          <listitem><para>The output filename.  As usual <option>-</option> is take to mean stdout.</para></listitem>
        </varlistentry>
      </variablelist>
    </refsect2>

  </refsect1>

</refentry>