Line data    Source code

       1              : /*
       2              :  *
       3              :  *    Copyright (c) 2026 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 <stdint.h>
      21              : #include <stdlib.h>
      22              : 
      23              : namespace chip {
      24              : namespace Thread {
      25              : 
      26              : class DiscoveryCode
      27              : {
      28              : public:
      29              :     DiscoveryCode() : mCode(0) {}
      30              : 
      31              :     // This is initializing the DiscoveryCode with a 12-bit discriminator
      32              :     DiscoveryCode(uint16_t discriminator);
      33              : 
      34              :     // This is initializing the DiscoveryCode with a 4-bit short discriminator
      35            1 :     DiscoveryCode(uint8_t discriminator) : DiscoveryCode(static_cast<uint16_t>(discriminator << 8)) {}
      36              : 
      37            1 :     uint64_t AsUInt64Short() const { return (mCode & 0xffff'ffff'ffff'000fULL); }
      38            2 :     uint64_t AsUInt64() const { return mCode; }
      39              :     bool IsAny() const { return mCode == 0; }
      40              : 
      41              : private:
      42              :     uint64_t mCode;
      43              : };
      44              : 
      45              : } // namespace Thread
      46              : } // namespace chip