-- XSD schema extracted from ITU-T X.1142 (06/2006)

<?xml version="1.0" encoding="UTF-8"?>
<schema
    targetNamespace="urn:oasis:xacml:2.0:saml:protocol:schema:os"
    xmlns:xs="http://www.23.org/2001/XMLSchema"
    xmlns="http://www.w3.org/2001/XMLSchema"
    xmlns:saml="urn:oasis:names:tc:SAML:2.0:assertion"
    xmlns:samlp="urn:oasis:names:tc:SAML:2.0:protocol"
    xmlns:xacml-context="urn:oasis:names:tc:xacml:2.0:context:schema:os"
    xmlns:xacml="urn:oasis:names:tc:xacml:2.0:policy:schema:os"
    elementFormDefault="unqualified"
    attributeFormDefault="unqualified"
    blockDefault="substitution"
    version="2.0">
  <xs:import namespace="urn:oasis:names:tc:SAML:2.0:assertion"
      schemaLocation="http://www.oasis-open.org/committees/tc_home.php?wg_abbrev=security"/>
  <xs:import namespace="urn:oasis:names:tc:SAML:2.0:protocol"
      schemaLocation="http://www.oasis-open.org/committees/tc_home.php?wg_abbrev=security"/>
  <xs:import namespace="urn:oasis:names:tc:xacml:2.0:context:schema:os"
      schemaLocation="http://docs.oasis-open.org/xacml/2.0/access_control-xacml-2.0-context-schema-os.xsd"/>
  <xs:import namespace="urn:oasis:names:tc:xacml:2.0:policy:schema:os"
      schemaLocation="http://docs.oasis-open.org/xacml/2.0/access_control-xacml-2.0-policy-schema-os.xsd"/>
  <xs:annotation>
    <xs:documentation>
        Document identifier: access_control-xacml-2.0-saml-protocol-schema-os.xsd
        Location: http://docs.oasis-open.org/xacml/2.0/access_control-xacml-2.0-saml-protocol-schema-os.xsd
    </xs:documentation>
  </xs:annotation>
  <!--    -->
  <xs:element name="XACMLAuthzDecisionQuery"
           type="XACMLAuthzDecisionQueryType"/>
  <xs:complexType name="XACMLAuthzDecisionQueryType">
    <xs:complexContent>
      <xs:extension base="samlp:RequestAbstractType">
        <xs:sequence>
          <xs:element ref="xacml-context:Request"/>
        </xs:sequence>
        <xs:attribute name="InputContextOnly"
                      type="boolean"
                      use="optional"
                      default="false"/>
        <xs:attribute name="ReturnContext"
                      type="boolean"
                      use="optional"
                      default="false"/>
      </xs:extension>
    </xs:complexContent>
  </xs:complexType>
  <!--    -->
  <xs:element name="XACMLPolicyQuery"
           type="XACMLPolicyQueryType"/>
  <xs:complexType name="XACMLPolicyQueryType">
    <xs:complexContent>
      <xs:extension base="samlp:RequestAbstractType">
        <xs:choice minOccurs="0" maxOccurs="unbounded">>
          <xs:element ref="xacml-context:Request"/>
          <xs:element ref="xacml:Target"/>
          <xs:element ref="xacml:PolicySetIdReference"/>
          <xs:element ref="xacml:PolicyIdReference"/>
        </xs:choice>
      </xs:extension>
    </xs:complexContent>
  </xs:complexType>
</schema>