<?xml version="1.0" encoding="utf-8" ?>
<xs:schema targetNamespace="http://www.microsoft.com/networking/LAN/policy/v1"
   xmlns="http://www.microsoft.com/networking/LAN/policy/v1"
   xmlns:xs="http://www.w3.org/2001/XMLSchema"
   elementFormDefault="qualified">

  <!-- type definitions section -->
  <!-- type definition for name and description -->
  <xs:simpleType name="nameType">
    <xs:restriction base="xs:string">
      <xs:minLength value="1" />
      <xs:maxLength value="255" />
    </xs:restriction>
  </xs:simpleType>

  <!-- element definitions section -->
  <xs:element name="LANPolicy">
    <xs:complexType>
      <xs:sequence>
        <!-- this is the name of the policy -->
        <xs:element name="name" type="nameType" />
        <!-- brief description of the policy, optional -->
        <xs:element name="description" type="nameType" minOccurs="0" />

        <!-- A/C flags -->
        <xs:element name="globalFlags">
          <xs:complexType>
            <xs:sequence>
              <xs:element name="enableAutoConfig" type="xs:boolean" />

              <!-- flag to indicate whether to disable explicit credentials (namespace: http://www.microsoft.com/networking/LAN/policy/v2) -->
              <xs:element name="enableExplicitCreds" type="xs:boolean" minOccurs="0"  maxOccurs="1"/>
              
              <!-- value of block timeout period (namespace: http://www.microsoft.com/networking/LAN/policy/v2) -->
              <!-- the default value is 20 minutes when element not present -->
              <xs:element name="blockPeriod" minOccurs="0" maxOccurs="1">
                <xs:simpleType>
                  <xs:restriction base="xs:integer">
                    <xs:minInclusive value="0" />
                    <xs:maxInclusive value="60" />
                  </xs:restriction>
                </xs:simpleType>
              </xs:element>

              <!-- extension point for other namespaces -->
              <xs:any namespace="##other" processContents="lax" minOccurs="0" maxOccurs="unbounded" />
            </xs:sequence>
          </xs:complexType>
        </xs:element>

        <!--
            List of profiles within the policy. It is optional. 
            When enableAutoConfig is set to "false", this element SHALL be absent.
            When present, the list shall contain at least one profile.
        -->
        <xs:element name="profileList" minOccurs="0">
          <xs:complexType>
            <xs:sequence>
              <!--
                  Placeholder to hook in profile namespace, code must enforce only the profile
                  namespace is imported here. All other namespaces shall be ignored.
                  Current implementation only allows one profile in the list. Code must enforce
                  that only one profile exists in the policy. If more than one profile exists
                  in the policy, only the first one in the list will be applied.
              -->
              <xs:any namespace="##other" processContents="lax" maxOccurs="unbounded" />
            </xs:sequence>
          </xs:complexType>
        </xs:element>

        <!-- extension placeholder for future LAN policy settings, not used in this version -->
        <xs:any namespace="##other" processContents="lax" minOccurs="0" maxOccurs="unbounded" />

      </xs:sequence>
    </xs:complexType>
  </xs:element>
</xs:schema>