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

<?xml version="1.0" encoding="UTF-8"?>
<xs:schema targetNamespace="urn:oasis:names:tc:xacml:2.0:context:schema:os" 
xmlns:xacml="urn:oasis:names:tc:xacml:2.0:policy:schema:os" 
xmlns:xacml-context="urn:oasis:names:tc:xacml:2.0:context:schema:os" xmlns:xs="http://www.w3.org/2001/XMLSchema" 
elementFormDefault="qualified" attributeFormDefault="unqualified">
	<xs:import namespace="urn:oasis:names:tc:xacml:2.0:policy:schema:os" 
	schemaLocation="http://docs.oasis-open.org/xacml/access_control-xacml-2.0-policy-schema-os.xsd"/>
	<!-- 	-->
	<xs:element name="Request" type="xacml-context:RequestType"/>
	<xs:complexType name="RequestType">
		<xs:sequence>
			<xs:element ref="xacml-context:Subject" maxOccurs="unbounded"/>
			<xs:element ref="xacml-context:Resource" maxOccurs="unbounded"/>
			<xs:element ref="xacml-context:Action"/>
			<xs:element ref="xacml-context:Environment"/>
		</xs:sequence>
	</xs:complexType>
	<!-- -->
	<xs:element name="Response" type="xacml-context:ResponseType"/>
	<xs:complexType name="ResponseType">
		<xs:sequence>
			<xs:element ref="xacml-context:Result" maxOccurs="unbounded"/>
		</xs:sequence>
	</xs:complexType>
	<!-- -->
	<xs:element name="Subject" type="xacml-context:SubjectType"/>
	<xs:complexType name="SubjectType">
		<xs:sequence>
			<xs:element ref="xacml-context:Attribute" minOccurs="0" maxOccurs="unbounded"/>
		</xs:sequence>
		<xs:attribute name="SubjectCategory" type="xs:anyURI" 
		default="urn:oasis:names:tc:xacml:1.0:subject-category:access-subject"/>
	</xs:complexType>
	<!-- -->
	<xs:element name="Resource" type="xacml-context:ResourceType"/>
	<xs:complexType name="ResourceType">
		<xs:sequence>
			<xs:element ref="xacml-context:ResourceContent" minOccurs="0"/>
			<xs:element ref="xacml-context:Attribute" minOccurs="0" maxOccurs="unbounded"/>
		</xs:sequence>
	</xs:complexType>
	<!-- -->
	<xs:element name="ResourceContent" type="xacml-context:ResourceContentType"/>
	<xs:complexType name="ResourceContentType" mixed="true">
		<xs:sequence>
			<xs:any namespace="##any" processContents="lax" minOccurs="0" maxOccurs="unbounded"/>
		</xs:sequence>
		<xs:anyAttribute namespace="##any" processContents="lax"/>
	</xs:complexType>
	<!-- -->
	<xs:element name="Action" type="xacml-context:ActionType"/>
	<xs:complexType name="ActionType">
		<xs:sequence>
			<xs:element ref="xacml-context:Attribute" minOccurs="0" maxOccurs="unbounded"/>
		</xs:sequence>
	</xs:complexType>
	<!-- -->
	<xs:element name="Environment" type="xacml-context:EnvironmentType"/>
	<xs:complexType name="EnvironmentType">
		<xs:sequence>
			<xs:element ref="xacml-context:Attribute" minOccurs="0" maxOccurs="unbounded"/>
		</xs:sequence>
	</xs:complexType>
	<!-- -->
	<xs:element name="Attribute" type="xacml-context:AttributeType"/>
	<xs:complexType name="AttributeType">
		<xs:sequence>
			<xs:element ref="xacml-context:AttributeValue" maxOccurs="unbounded"/>
		</xs:sequence>
		<xs:attribute name="AttributeId" type="xs:anyURI" use="required"/>
		<xs:attribute name="DataType" type="xs:anyURI" use="required"/>
		<xs:attribute name="Issuer" type="xs:string" use="optional"/>
	</xs:complexType>
	<!-- -->
	<xs:element name="AttributeValue" type="xacml-context:AttributeValueType"/>
	<xs:complexType name="AttributeValueType" mixed="true">
		<xs:sequence>
			<xs:any namespace="##any" processContents="lax" minOccurs="0" maxOccurs="unbounded"/>
		</xs:sequence>
		<xs:anyAttribute namespace="##any" processContents="lax"/>
	</xs:complexType>
	<!-- -->
	<xs:element name="Result" type="xacml-context:ResultType"/>
	<xs:complexType name="ResultType">
		<xs:sequence>
			<xs:element ref="xacml-context:Decision"/>
			<xs:element ref="xacml-context:Status" minOccurs="0"/>
			<xs:element ref="xacml:Obligations" minOccurs="0"/>
		</xs:sequence>
		<xs:attribute name="ResourceId" type="xs:string" use="optional"/>
	</xs:complexType>
	<!-- -->
	<xs:element name="Decision" type="xacml-context:DecisionType"/>
	<xs:simpleType name="DecisionType">
		<xs:restriction base="xs:string">
			<xs:enumeration value="Permit"/>
			<xs:enumeration value="Deny"/>
			<xs:enumeration value="Indeterminate"/>
			<xs:enumeration value="NotApplicable"/>
		</xs:restriction>
	</xs:simpleType>
	<!-- -->
	<xs:element name="Status" type="xacml-context:StatusType"/>
	<xs:complexType name="StatusType">
		<xs:sequence>
			<xs:element ref="xacml-context:StatusCode"/>
			<xs:element ref="xacml-context:StatusMessage" minOccurs="0"/>
			<xs:element ref="xacml-context:StatusDetail" minOccurs="0"/>
		</xs:sequence>
	</xs:complexType>
	<!-- -->
	<xs:element name="StatusCode" type="xacml-context:StatusCodeType"/>
	<xs:complexType name="StatusCodeType">
		<xs:sequence>
			<xs:element ref="xacml-context:StatusCode" minOccurs="0"/>
		</xs:sequence>
		<xs:attribute name="Value" type="xs:anyURI" use="required"/>
	</xs:complexType>
	<!-- -->
	<xs:element name="StatusMessage" type="xs:string"/>
	<!-- -->
	<xs:element name="StatusDetail" type="xacml-context:StatusDetailType"/>
	<xs:complexType name="StatusDetailType">
		<xs:sequence>
			<xs:any namespace="##any" processContents="lax" minOccurs="0" maxOccurs="unbounded"/>
		</xs:sequence>
	</xs:complexType>
	<!-- -->
	<xs:element name="MissingAttributeDetail" type="xacml-context:MissingAttributeDetailType"/>
	<xs:complexType name="MissingAttributeDetailType">
		<xs:sequence>
			<xs:element ref="xacml-context:AttributeValue" minOccurs="0" maxOccurs="unbounded"/>
		</xs:sequence>
		<xs:attribute name="AttributeId" type="xs:anyURI" use="required"/>
		<xs:attribute name="DataType" type="xs:anyURI" use="required"/>
		<xs:attribute name="Issuer" type="xs:string" use="optional"/>
	</xs:complexType>
	<!-- -->
</xs:schema>