Line data    Source code

       1              : /*
       2              :  *
       3              :  *    Copyright (c) 2021 Project CHIP Authors
       4              :  *
       5              :  *    Licensed under the Apache License, Version 2.0 (the "License");
       6              :  *    you may not use this file except in compliance with the License.
       7              :  *    You may obtain a copy of the License at
       8              :  *
       9              :  *        http://www.apache.org/licenses/LICENSE-2.0
      10              :  *
      11              :  *    Unless required by applicable law or agreed to in writing, software
      12              :  *    distributed under the License is distributed on an "AS IS" BASIS,
      13              :  *    WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
      14              :  *    See the License for the specific language governing permissions and
      15              :  *    limitations under the License.
      16              :  */
      17              : 
      18              : #pragma once
      19              : 
      20              : #include <cstdint>
      21              : 
      22              : namespace chip {
      23              : 
      24              : using GroupId = uint16_t;
      25              : 
      26              : inline constexpr GroupId kUndefinedGroupId = 0;
      27              : 
      28              : inline constexpr GroupId kMinUniversalGroupId = 0xFF00;
      29              : inline constexpr GroupId kMaxUniversalGroupId = 0xFFFF;
      30              : 
      31              : inline constexpr GroupId kMinApplicationGroupId = 0x0001;
      32              : inline constexpr GroupId kMaxApplicationGroupId = 0xFEFF;
      33              : 
      34              : inline constexpr GroupId kAllNodes     = 0xFFFF;
      35              : inline constexpr GroupId kAllNonSleepy = 0xFFFE;
      36              : inline constexpr GroupId kAllProxies   = 0xFFFD;
      37              : 
      38              : inline constexpr GroupId kMinUniversalGroupIdReserved = 0xFF00;
      39              : inline constexpr GroupId kMaxUniversalGroupIdReserved = 0xFFFC;
      40              : 
      41              : constexpr bool IsOperationalGroupId(GroupId aGroupId)
      42              : {
      43              :     return (aGroupId != kUndefinedGroupId) &&
      44              :         ((aGroupId < kMinUniversalGroupIdReserved) || (aGroupId > kMaxUniversalGroupIdReserved));
      45              : }
      46              : 
      47              : constexpr bool IsApplicationGroupId(GroupId aGroupId)
      48              : {
      49              :     return (aGroupId >= kMinApplicationGroupId) && (aGroupId <= kMaxApplicationGroupId);
      50              : }
      51              : 
      52              : constexpr bool IsUniversalGroupId(GroupId aGroupId)
      53              : {
      54              :     return (aGroupId >= kMinUniversalGroupId);
      55              : }
      56              : 
      57           90 : constexpr bool IsValidGroupId(GroupId aGroupId)
      58              : {
      59           90 :     return aGroupId != kUndefinedGroupId;
      60              : }
      61              : 
      62              : } // namespace chip