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Filename : osinfo.rng
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<grammar xmlns="http://relaxng.org/ns/structure/1.0" datatypeLibrary="http://www.w3.org/2001/XMLSchema-datatypes">
  <!-- Schema distributed with osinfo-db-20250124 -->

  <start>
    <ref name='libosinfo'/>
  </start>

  <define name='libosinfo'>
    <element name='libosinfo'>
      <attribute name='version'>
        <choice>
          <value>0.0.1</value>
        </choice>
      </attribute>

      <zeroOrMore>
        <choice>
          <ref name='datamap'/>
          <ref name='device'/>
          <ref name='os'/>
          <ref name='platform'/>
          <ref name='deployment'/>
          <ref name='install-script'/>
        </choice>
      </zeroOrMore>
    </element>
  </define>

  <define name='datamap'>
    <element name='datamap'>
      <attribute name='id'>
        <ref name='url'/>
      </attribute>
      <oneOrMore>
        <element name='entry'>
          <attribute name='inval'>
            <text/>
          </attribute>
          <attribute name='outval'>
            <text/>
          </attribute>
        </element>
      </oneOrMore>
    </element>
  </define>

  <define name='device'>
    <element name='device'>
      <attribute name='id'>
        <ref name='url'/>
      </attribute>
      <interleave>
        <oneOrMore>
          <element name='name'>
            <optional>
              <attribute name='xml:lang'>
                <text/>
              </attribute>
            </optional>
            <text/>
          </element>
        </oneOrMore>
        <optional>
          <element name='bus-type'>
            <choice>
              <value>isa</value>
              <value>pci</value>
              <value>usb</value>
              <value>xen</value>
              <value>ps2</value>
            </choice>
          </element>
        </optional>
        <optional>
          <element name='class'>
            <choice>
              <value>audio</value>
              <value>block</value>
              <value>console</value>
              <value>chipset</value>
              <value>controller.usb</value>
              <value>filesystem</value>
              <value>input</value>
              <value>memory.balloon</value>
              <value>net</value>
              <value>video</value>
              <value>watchdog</value>
              <value>rng</value>
            </choice>
          </element>
        </optional>
        <zeroOrMore>
          <element name='vendor'>
            <optional>
              <attribute name='xml:lang'>
                <text/>
              </attribute>
            </optional>
            <text/>
          </element>
        </zeroOrMore>
        <optional>
          <element name='vendor-id'>
            <ref name='hexid'/>
          </element>
        </optional>
        <optional>
          <element name='product'>
            <text/>
          </element>
        </optional>
        <optional>
          <element name='product-id'>
            <choice>
              <ref name='hexid'/>
              <ref name='alpha'/>
            </choice>
          </element>
        </optional>
        <optional>
          <element name='subsystem'>
            <text/>
          </element>
        </optional>
      </interleave>
    </element>
  </define>

  <define name="product-attr">
    <attribute name='id'>
      <ref name='url'/>
    </attribute>
  </define>

  <define name="product-content">
    <interleave>
      <oneOrMore>
        <element name='vendor'>
          <optional>
            <attribute name='xml:lang'>
              <text/>
            </attribute>
          </optional>
          <text/>
        </element>
      </oneOrMore>
      <oneOrMore>
        <element name='name'>
          <optional>
            <attribute name='xml:lang'>
              <text/>
            </attribute>
          </optional>
          <text/>
        </element>
      </oneOrMore>
      <oneOrMore>
        <element name='short-id'>
          <text/>
        </element>
      </oneOrMore>
      <optional>
        <element name='version'>
          <text/>
        </element>
      </optional>
      <optional>
        <element name='codename'>
          <text/>
        </element>
      </optional>
      <optional>
        <element name='family'>
          <text/>
        </element>
      </optional>
      <optional>
        <element name='distro'>
          <text/>
        </element>
      </optional>
    </interleave>
  </define>

  <define name="product-dates">
    <interleave>
      <optional>
        <element name='release-date'>
          <ref name='date'/>
        </element>
      </optional>
      <optional>
        <element name='eol-date'>
          <ref name='date'/>
        </element>
      </optional>
    </interleave>
  </define>

  <define name="product-rel">
    <interleave>
      <zeroOrMore>
        <element name="upgrades">
          <attribute name='id'>
            <ref name="url"/>
          </attribute>
        </element>
      </zeroOrMore>
      <zeroOrMore>
        <element name="derives-from">
          <attribute name='id'>
            <ref name="url"/>
          </attribute>
        </element>
      </zeroOrMore>
      <optional>
        <element name="clones">
          <attribute name='id'>
            <ref name="url"/>
          </attribute>
        </element>
      </optional>
    </interleave>
  </define>

  <define name='variant'>
    <element name='variant'>
      <attribute name='id'>
      </attribute>
      <oneOrMore>
        <element name='name'>
          <optional>
            <attribute name='xml:lang'>
              <text/>
            </attribute>
          </optional>
          <text/>
        </element>
      </oneOrMore>
    </element>
  </define>

  <define name='devices-rel'>
    <element name='devices'>
      <zeroOrMore>
        <element name='device'>
          <attribute name='id'>
            <ref name='url'/>
          </attribute>
          <optional>
            <attribute name='supported'>
              <ref name='bool'/>
            </attribute>
          </optional>
          <optional>
            <element name='driver'>
              <text/>
            </element>
          </optional>
        </element>
      </zeroOrMore>
    </element>
  </define>

  <define name='resource-attr'>
    <interleave>
      <optional>
        <element name='cpu'>
          <ref name='num'/>
        </element>
      </optional>
      <optional>
        <element name='n-cpus'>
          <ref name='num'/>
        </element>
      </optional>
      <optional>
        <element name='ram'>
          <ref name='num'/>
        </element>
      </optional>
      <optional>
        <element name='storage'>
          <ref name='num'/>
        </element>
      </optional>
    </interleave>
  </define>

  <define name='resources'>
    <element name='resources'>
      <attribute name='arch'>
        <ref name='archnamesorall'/>
      </attribute>
      <optional>
        <attribute name='inherit'>
          <ref name='bool'/>
        </attribute>
      </optional>
      <interleave>
        <optional>
          <element name='network-install'>
            <ref name='resource-attr'/>
          </element>
        </optional>
        <optional>
          <element name='minimum'>
            <ref name='resource-attr'/>
          </element>
        </optional>
        <optional>
          <element name='recommended'>
            <ref name='resource-attr'/>
          </element>
        </optional>
        <optional>
          <element name='maximum'>
            <ref name='resource-attr'/>
          </element>
        </optional>
      </interleave>
    </element>
  </define>

  <define name='iso'>
    <element name='iso'>
      <interleave>
        <optional>
          <element name='volume-id'>
            <text/>
          </element>
        </optional>
        <optional>
          <element name='publisher-id'>
            <text/>
          </element>
        </optional>
        <optional>
          <element name='application-id'>
            <text/>
          </element>
        </optional>
        <optional>
          <element name='system-id'>
            <text/>
          </element>
        </optional>
        <optional>
          <element name='volume-size'>
            <ref name='num'/>
          </element>
        </optional>
        <zeroOrMore>
          <ref name='media-lang'/>
        </zeroOrMore>
      </interleave>
    </element>
  </define>

  <define name='media'>
    <element name='media'>
      <attribute name='arch'>
        <ref name='archnamesorall'/>
      </attribute>
      <optional>
        <attribute name="live">
          <ref name='bool'/>
        </attribute>
      </optional>
      <optional>
        <attribute name="installer">
          <ref name='bool'/>
        </attribute>
      </optional>
      <optional>
        <attribute name='installer-script'>
          <ref name='bool'/>
        </attribute>
      </optional>
      <optional>
        <attribute name='installer-reboots'>
          <ref name='num'/>
        </attribute>
      </optional>
      <optional>
        <attribute name='eject-after-install'>
          <ref name='bool'/>
        </attribute>
      </optional>
      <interleave>
        <optional>
          <element name='variant'>
            <attribute name='id'>
            </attribute>
          </element>
        </optional>
        <optional>
          <element name='url'>
            <ref name='url'/>
          </element>
        </optional>
        <optional>
          <ref name='iso'/>
        </optional>
        <optional>
          <element name='initrd'>
            <text/>
          </element>
        </optional>
        <optional>
          <element name='kernel'>
            <text/>
          </element>
        </optional>
        <optional>
          <zeroOrMore>
            <ref name='installer'/>
          </zeroOrMore>
        </optional>
      </interleave>
    </element>
  </define>

  <define name='media-lang'>
    <element name='l10n-language'>
      <optional>
        <attribute name="regex">
          <ref name='bool'/>
        </attribute>
      </optional>
      <optional>
        <attribute name="l10n-language-map">
          <ref name='url'/>
        </attribute>
      </optional>
      <text/>
    </element>
  </define>

  <define name='treeinfo'>
    <element name='treeinfo'>
      <interleave>
        <optional>
          <element name='family'>
            <text/>
          </element>
        </optional>
        <optional>
          <element name='variant'>
            <text/>
          </element>
        </optional>
        <optional>
          <element name='version'>
            <text/>
          </element>
        </optional>
        <optional>
          <element name='arch'>
            <text/>
          </element>
        </optional>
      </interleave>
    </element>
  </define>

  <define name='tree'>
    <element name='tree'>
      <attribute name='arch'>
        <ref name='archnamesorall'/>
      </attribute>
      <interleave>
        <optional>
          <element name='variant'>
            <attribute name='id'>
            </attribute>
          </element>
        </optional>
        <optional>
          <element name='url'>
            <ref name='url'/>
          </element>
        </optional>
        <optional>
          <ref name='treeinfo'/>
        </optional>
        <optional>
          <element name='initrd'>
            <text/>
          </element>
        </optional>
        <optional>
          <element name='kernel'>
            <text/>
          </element>
        </optional>
        <optional>
          <element name='boot-iso'>
            <text/>
          </element>
        </optional>
      </interleave>
    </element>
  </define>

  <define name='image'>
    <element name='image'>
      <attribute name='arch'>
        <ref name='archnames'/>
      </attribute>
      <attribute name='format'>
        <ref name='imageformats'/>
      </attribute>
      <optional>
        <attribute name='cloud-init'>
          <ref name='bool'/>
        </attribute>
      </optional>
      <interleave>
        <optional>
          <element name='variant'>
            <attribute name='id'>
            </attribute>
          </element>
        </optional>
        <optional>
          <element name='url'>
            <ref name='url'/>
          </element>
        </optional>
      </interleave>
    </element>
  </define>

  <define name='installer'>
    <element name='installer'>
      <zeroOrMore>
        <element name="script">
          <attribute name='id'>
            <ref name='url'/>
          </attribute>
        </element>
      </zeroOrMore>
    </element>
  </define>

  <define name='driver'>
    <element name='driver'>
      <attribute name='arch'>
        <ref name='archnames'/>
      </attribute>
      <attribute name='location'>
        <text/>
      </attribute>
      <optional>
        <attribute name="pre-installable">
          <ref name='bool'/>
        </attribute>
      </optional>
      <optional>
        <attribute name="signed">
          <ref name='bool'/>
        </attribute>
      </optional>
      <optional>
        <attribute name="priority">
          <ref name='num'/>
        </attribute>
      </optional>
      <interleave>
        <zeroOrMore>
          <element name='file'>
            <text/>
          </element>
        </zeroOrMore>
        <oneOrMore>
          <element name='device'>
            <attribute name='id'>
              <ref name='url'/>
            </attribute>
          </element>
        </oneOrMore>
      </interleave>
    </element>
  </define>

  <define name='firmware'>
    <element name='firmware'>
      <attribute name='arch'>
        <ref name='archnames'/>
      </attribute>
      <attribute name='type'>
        <ref name='firmware-types'/>
      </attribute>
      <optional>
        <attribute name='supported'>
          <ref name='bool'/>
        </attribute>
      </optional>
    </element>
  </define>

  <define name='os'>
    <element name='os'>
      <interleave>
        <ref name='product-attr'/>
        <ref name='product-content'/>
        <ref name='product-dates'/>
        <ref name='product-rel'/>
        <optional>
          <ref name='devices-rel'/>
        </optional>
        <optional>
          <ref name='release-status'/>
        </optional>
        <zeroOrMore>
          <ref name='variant'/>
        </zeroOrMore>
        <zeroOrMore>
          <ref name='resources'/>
        </zeroOrMore>
        <zeroOrMore>
          <ref name='media'/>
        </zeroOrMore>
        <zeroOrMore>
          <ref name='tree'/>
        </zeroOrMore>
        <zeroOrMore>
          <ref name='image'/>
        </zeroOrMore>
        <zeroOrMore>
          <ref name='installer'/>
        </zeroOrMore>
        <zeroOrMore>
          <ref name='driver'/>
        </zeroOrMore>
        <zeroOrMore>
          <ref name='firmware'/>
        </zeroOrMore>
        <optional>
          <element name="kernel-url-argument">
            <text/>
          </element>
        </optional>
        <optional>
          <element name="cloud-image-username">
            <text/>
          </element>
        </optional>
      </interleave>
    </element>
  </define>

  <define name='platform'>
    <element name='platform'>
      <interleave>
        <ref name='product-attr'/>
        <ref name='product-content'/>
        <ref name='product-dates'/>
        <ref name='product-rel'/>
        <optional>
          <ref name='devices-rel'/>
        </optional>
      </interleave>
    </element>
  </define>

  <define name='deployment'>
    <element name='deployment'>
      <attribute name='id'>
        <ref name='url'/>
      </attribute>
      <interleave>
        <element name='os'>
          <attribute name='id'>
            <ref name='url'/>
          </attribute>
        </element>
        <element name='platform'>
          <attribute name='id'>
            <ref name='url'/>
          </attribute>
        </element>
        <ref name='devices-rel'/>
      </interleave>
    </element>
  </define>

  <define name='install-script'>
    <element name='install-script'>
      <interleave>
        <element name='profile'>
          <text/>
        </element>
        <optional>
          <element name='path-format'>
            <ref name='path-formats'/>
          </element>
        </optional>
        <optional>
          <element name='expected-filename'>
            <text/>
          </element>
        </optional>
        <optional>
          <ref name='avatar-format'/>
        </optional>
        <optional>
          <element name='config'>
            <oneOrMore>
              <element name='param'>
                <attribute name="name"/>
                <attribute name="policy">
                  <ref name='policies'/>
                </attribute>
                <optional>
                  <attribute name="value-map"/>
                </optional>
              </element>
            </oneOrMore>
          </element>
        </optional>
        <optional>
          <element name='product-key-format'>
            <text/>
          </element>
        </optional>
        <optional>
          <element name='needs-internet'>
            <ref name='bool'/>
          </element>
        </optional>
        <optional>
          <element name='can-pre-install-drivers'>
            <ref name='bool'/>
          </element>
        </optional>
        <optional>
          <element name='pre-install-drivers-signing-req'>
            <ref name='driver-signing-reqs'/>
          </element>
        </optional>
        <optional>
          <element name='can-post-install-drivers'>
            <ref name='bool'/>
          </element>
        </optional>
        <optional>
          <element name='post-install-drivers-signing-req'>
            <ref name='driver-signing-reqs'/>
          </element>
        </optional>
        <zeroOrMore>
          <ref name='injection-method'/>
        </zeroOrMore>
        <element name='template'>
          <choice>
            <group>
              <attribute name="uri"/>
              <empty/>
            </group>
            <ref name="customElement"/>
          </choice>
        </element>
        <ref name='product-attr'/>
        <ref name='product-rel'/>
      </interleave>
    </element>
  </define>

  <define name='avatar-format'>
    <element name='avatar-format'>
      <interleave>
        <oneOrMore>
          <element name="mime-type">
            <text/>
          </element>
        </oneOrMore>
        <optional>
          <element name="width">
            <ref name='num'/>
          </element>
        </optional>
        <optional>
          <element name="height">
            <ref name='num'/>
          </element>
        </optional>
        <optional>
          <element name="alpha">
            <ref name='bool'/>
          </element>
        </optional>
      </interleave>
    </element>
  </define>

  <define name="customElement">
    <element>
      <anyName/>
      <zeroOrMore>
        <choice>
          <attribute>
            <anyName/>
          </attribute>
          <text/>
          <ref name="customElement"/>
        </choice>
      </zeroOrMore>
    </element>
  </define>

  <define name='archnamesorall'>
    <choice>
      <value>all</value>
      <ref name='archnames'/>
    </choice>
  </define>
  <define name='archnames'>
    <choice>
      <value>aarch64</value>
      <value>alpha</value>
      <value>armv6l</value>
      <value>armv7l</value>
      <value>cris</value>
      <value>i686</value>
      <value>ia64</value>
      <value>loongarch64</value>
      <value>lm32</value>
      <value>m68k</value>
      <value>microblaze</value>
      <value>microblazeel</value>
      <value>mips</value>
      <value>mipsel</value>
      <value>mips64</value>
      <value>mips64el</value>
      <value>openrisc</value>
      <value>parisc</value>
      <value>parisc64</value>
      <value>ppc</value>
      <value>ppc64</value>
      <value>ppc64le</value>
      <value>ppcemb</value>
      <value>riscv32</value>
      <value>riscv64</value>
      <value>s390</value>
      <value>s390x</value>
      <value>sh4</value>
      <value>sh4eb</value>
      <value>sparc</value>
      <value>sparc64</value>
      <value>unicore32</value>
      <value>x86_64</value>
      <value>xtensa</value>
      <value>xtensaeb</value>
    </choice>
  </define>

  <define name='imageformats'>
    <choice>
      <value>qcow2</value>
      <value>raw</value>
      <value>vhdx</value>
      <value>vmdk</value>
      <value>containerdisk</value>
    </choice>
  </define>

  <define name='date'>
    <data type="string">
      <param name="pattern">[0-9]{4}-[0-9]{2}-[0-9]{2}</param>
    </data>
  </define>

  <define name='hexid'>
    <data type="string">
      <param name="pattern">[0-9a-fA-F]+</param>
    </data>
  </define>

  <define name='alpha'>
    <data type="string">
      <param name="pattern">[a-zA-Z]+</param>
    </data>
  </define>

  <define name='bool'>
    <choice>
      <data type='string'>
        <param name='pattern'>true|false</param>
      </data>
      <empty/>
    </choice>
  </define>

  <define name='num'>
    <data type="string">
      <param name="pattern">[0-9]+</param>
    </data>
  </define>

  <define name='url'>
    <data type="string">
      <param name="pattern">\w+://.*</param>
    </data>
  </define>

  <define name='policies'>
    <data type="string">
      <param name="pattern">required|optional</param>
    </data>
  </define>

  <define name='path-formats'>
    <data type="string">
      <param name="pattern">dos|unix</param>
    </data>
  </define>
  <define name='driver-signing-reqs'>
    <data type="string">
      <param name="pattern">strict|warn|none</param>
    </data>
  </define>

  <define name='release-status'>
    <element name='release-status'>
      <data type="string">
        <param name="pattern">snapshot|prerelease|released|rolling</param>
      </data>
    </element>
  </define>

  <define name='injection-method'>
    <element name='injection-method'>
      <data type="string">
        <param name="pattern">cdrom|disk|floppy|initrd|web</param>
      </data>
    </element>
  </define>

  <define name='firmware-types'>
    <choice>
      <value>bios</value>
      <value>efi</value>
    </choice>
  </define>
</grammar>