Line data    Source code

       1             : /**
       2             :  *
       3             :  *    Copyright (c) 2021 Project CHIP Authors
       4             :  *    Licensed under the Apache License, Version 2.0 (the "License");
       5             :  *    you may not use this file except in compliance with the License.
       6             :  *    You may obtain a copy of the License at
       7             :  *
       8             :  *        http://www.apache.org/licenses/LICENSE-2.0
       9             :  *
      10             :  *    Unless required by applicable law or agreed to in writing, software
      11             :  *    distributed under the License is distributed on an "AS IS" BASIS,
      12             :  *    WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
      13             :  *    See the License for the specific language governing permissions and
      14             :  *    limitations under the License.
      15             :  */
      16             : 
      17             : #include "InvokeRequests.h"
      18             : 
      19             : #include "MessageDefHelper.h"
      20             : 
      21             : #include <inttypes.h>
      22             : #include <stdarg.h>
      23             : #include <stdio.h>
      24             : 
      25             : #include <app/AppConfig.h>
      26             : 
      27             : namespace chip {
      28             : namespace app {
      29             : #if CHIP_CONFIG_IM_PRETTY_PRINT
      30          40 : CHIP_ERROR InvokeRequests::Parser::PrettyPrint() const
      31             : {
      32          40 :     CHIP_ERROR err         = CHIP_NO_ERROR;
      33          40 :     size_t numCommandDatas = 0;
      34             :     TLV::TLVReader reader;
      35             : 
      36          40 :     PRETTY_PRINT("InvokeRequests =");
      37          40 :     PRETTY_PRINT("[");
      38             : 
      39             :     // make a copy of the reader
      40          40 :     reader.Init(mReader);
      41             : 
      42          84 :     while (CHIP_NO_ERROR == (err = reader.Next()))
      43             :     {
      44          44 :         VerifyOrReturnError(TLV::AnonymousTag() == reader.GetTag(), CHIP_ERROR_INVALID_TLV_TAG);
      45             :         {
      46          44 :             CommandDataIB::Parser commandData;
      47          44 :             ReturnErrorOnFailure(commandData.Init(reader));
      48          44 :             PRETTY_PRINT_INCDEPTH();
      49          44 :             ReturnErrorOnFailure(commandData.PrettyPrint());
      50          44 :             PRETTY_PRINT_DECDEPTH();
      51             :         }
      52             : 
      53          44 :         ++numCommandDatas;
      54             :     }
      55             : 
      56          40 :     PRETTY_PRINT("],");
      57          40 :     PRETTY_PRINT_BLANK_LINE();
      58             : 
      59             :     // if we have exhausted this container
      60          40 :     if (CHIP_END_OF_TLV == err)
      61             :     {
      62             :         // if we have at least one data element
      63          40 :         if (numCommandDatas > 0)
      64             :         {
      65          40 :             err = CHIP_NO_ERROR;
      66             :         }
      67             :     }
      68          40 :     ReturnErrorOnFailure(err);
      69          40 :     return reader.ExitContainer(mOuterContainerType);
      70             : }
      71             : #endif // CHIP_CONFIG_IM_PRETTY_PRINT
      72             : 
      73          36 : CHIP_ERROR InvokeRequests::Builder::InitWithEndBufferReserved(TLV::TLVWriter * const apWriter, const uint8_t aContextTagToUse)
      74             : {
      75          36 :     ReturnErrorOnFailure(Init(apWriter, aContextTagToUse));
      76          36 :     ReturnErrorOnFailure(GetWriter()->ReserveBuffer(GetSizeToEndInvokeRequests()));
      77          36 :     mIsEndBufferReserved = true;
      78          36 :     return CHIP_NO_ERROR;
      79             : }
      80             : 
      81          47 : CommandDataIB::Builder & InvokeRequests::Builder::CreateCommandData()
      82             : {
      83          47 :     if (mError == CHIP_NO_ERROR)
      84             :     {
      85          47 :         mError = mCommandData.Init(mpWriter);
      86             :     }
      87          47 :     return mCommandData;
      88             : }
      89             : 
      90          41 : CHIP_ERROR InvokeRequests::Builder::EndOfInvokeRequests()
      91             : {
      92             :     // If any changes are made to how we end the invoke requests that involves how many bytes are
      93             :     // needed, a corresponding change to GetSizeToEndInvokeRequests indicating the new size that
      94             :     // will be required.
      95          41 :     if (mIsEndBufferReserved)
      96             :     {
      97          34 :         ReturnErrorOnFailure(GetWriter()->UnreserveBuffer(GetSizeToEndInvokeRequests()));
      98          34 :         mIsEndBufferReserved = false;
      99             :     }
     100          41 :     EndOfContainer();
     101          41 :     return GetError();
     102             : }
     103             : 
     104          70 : uint32_t InvokeRequests::Builder::GetSizeToEndInvokeRequests()
     105             : {
     106          70 :     uint32_t kEndOfContainerSize = 1;
     107          70 :     return kEndOfContainerSize;
     108             : }
     109             : } // namespace app
     110             : } // namespace chip