DdsDcpsGuid.idl

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/*
 *
 *
 * Distributed under the OpenDDS License.
 * See: http://www.opendds.org/license.html
 */

#ifndef OPENDDS_DDSDCPSGUID_IDL
#define OPENDDS_DDSDCPSGUID_IDL

module OpenDDS
{
  module DCPS
  {
    // Vendor Id value from RTPS specification.
    typedef octet GuidVendorId_t[2];

    // GUID prefix bytes - uniquely specify the participant.
    typedef octet GuidPrefix_t[12];

    // Key portion of Entity identifier.
    typedef octet EntityKey_t[3];

    // Uniquely identify each entity within a participant.
    @final
    struct EntityId_t {
      @key EntityKey_t entityKey;
      @key octet entityKind;
    };

    const octet ENTITYKIND_BUILTIN_UNKNOWN         = 0xc0;
    const octet ENTITYKIND_BUILTIN_PARTICIPANT     = 0xc1;
    const octet ENTITYKIND_BUILTIN_WRITER_WITH_KEY = 0xc2;
    const octet ENTITYKIND_BUILTIN_WRITER_NO_KEY   = 0xc3;
    const octet ENTITYKIND_BUILTIN_READER_NO_KEY   = 0xc4;
    const octet ENTITYKIND_BUILTIN_READER_WITH_KEY = 0xc7;
    const octet ENTITYKIND_BUILTIN_TOPIC           = 0xc5;

    const octet ENTITYKIND_USER_UNKNOWN         = 0x00;
    const octet ENTITYKIND_USER_WRITER_WITH_KEY = 0x02;
    const octet ENTITYKIND_USER_WRITER_NO_KEY   = 0x03;
    const octet ENTITYKIND_USER_READER_NO_KEY   = 0x04;
    const octet ENTITYKIND_USER_READER_WITH_KEY = 0x07;

    // Vendor specific Kinds have the following bit pattern: 01xx_xxxx
    const octet ENTITYKIND_OPENDDS_SUBSCRIBER   = 0x41;
    const octet ENTITYKIND_OPENDDS_PUBLISHER    = 0x42;

    const octet ENTITYKIND_OPENDDS_TOPIC        = 0x45;
    const octet ENTITYKIND_OPENDDS_USER         = 0x4a;

    // Used in testing.
    const octet ENTITYKIND_OPENDDS_NIL_WRITER = 0x4e;

    // The actual GUID itself.
    @final
    struct GUID_t {
      @key GuidPrefix_t guidPrefix;
      @key EntityId_t entityId;
    };

    typedef sequence<GUID_t> GUIDSeq;

}; }; // module OpenDDS::DCPS

#endif /* OPENDDS_DCPS_GUID_IDL */