Line data    Source code

       1              : /**
       2              :  *
       3              :  *    Copyright (c) 2020-2021 Project CHIP Authors
       4              :  *    Copyright (c) 2018 Google LLC.
       5              :  *    Copyright (c) 2016-2017 Nest Labs, Inc.
       6              :  *    Licensed under the Apache License, Version 2.0 (the "License");
       7              :  *    you may not use this file except in compliance with the License.
       8              :  *    You may obtain a copy of the License at
       9              :  *
      10              :  *        http://www.apache.org/licenses/LICENSE-2.0
      11              :  *
      12              :  *    Unless required by applicable law or agreed to in writing, software
      13              :  *    distributed under the License is distributed on an "AS IS" BASIS,
      14              :  *    WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
      15              :  *    See the License for the specific language governing permissions and
      16              :  *    limitations under the License.
      17              :  */
      18              : 
      19              : #include "AttributeDataIB.h"
      20              : 
      21              : #include "MessageDefHelper.h"
      22              : 
      23              : #include <inttypes.h>
      24              : #include <stdarg.h>
      25              : #include <stdio.h>
      26              : 
      27              : #include <app/AppConfig.h>
      28              : 
      29              : namespace chip {
      30              : namespace app {
      31              : #if CHIP_CONFIG_IM_PRETTY_PRINT
      32         6921 : CHIP_ERROR AttributeDataIB::Parser::PrettyPrint() const
      33              : {
      34         6921 :     CHIP_ERROR err = CHIP_NO_ERROR;
      35         6921 :     TLV::TLVReader reader;
      36              : 
      37         6921 :     PRETTY_PRINT("AttributeDataIB =");
      38         6921 :     PRETTY_PRINT("{");
      39              : 
      40              :     // make a copy of the Path reader
      41         6921 :     reader.Init(mReader);
      42              : 
      43        25208 :     while (CHIP_NO_ERROR == (err = reader.Next()))
      44              :     {
      45        18287 :         if (!TLV::IsContextTag(reader.GetTag()))
      46              :         {
      47            0 :             continue;
      48              :         }
      49        18287 :         uint32_t tagNum = TLV::TagNumFromTag(reader.GetTag());
      50        18287 :         switch (tagNum)
      51              :         {
      52         4445 :         case to_underlying(Tag::kDataVersion):
      53         4445 :             VerifyOrReturnError(TLV::kTLVType_UnsignedInteger == reader.GetType(), CHIP_ERROR_WRONG_TLV_TYPE);
      54              : #if CHIP_DETAIL_LOGGING
      55              :             {
      56              :                 chip::DataVersion version;
      57         4445 :                 ReturnErrorOnFailure(reader.Get(version));
      58         4445 :                 PRETTY_PRINT("\tDataVersion = 0x%" PRIx32 ",", version);
      59              :             }
      60              : #endif // CHIP_DETAIL_LOGGING
      61         4445 :             break;
      62         6921 :         case to_underlying(Tag::kPath): {
      63         6921 :             AttributePathIB::Parser path;
      64         6921 :             ReturnErrorOnFailure(path.Init(reader));
      65              : 
      66         6921 :             PRETTY_PRINT_INCDEPTH();
      67         6921 :             ReturnErrorOnFailure(path.PrettyPrint());
      68         6921 :             PRETTY_PRINT_DECDEPTH();
      69              :         }
      70         6921 :         break;
      71         6921 :         case to_underlying(Tag::kData):
      72         6921 :             PRETTY_PRINT_INCDEPTH();
      73         6921 :             ReturnErrorOnFailure(CheckIMPayload(reader, 0, "Data"));
      74         6921 :             PRETTY_PRINT_DECDEPTH();
      75         6921 :             break;
      76            0 :         default:
      77            0 :             PRETTY_PRINT("Unknown tag num %" PRIu32, tagNum);
      78            0 :             break;
      79              :         }
      80              :     }
      81         6921 :     PRETTY_PRINT("},");
      82         6921 :     PRETTY_PRINT_BLANK_LINE();
      83              : 
      84              :     // if we have exhausted this container
      85         6921 :     if (CHIP_END_OF_TLV == err)
      86              :     {
      87         6921 :         err = CHIP_NO_ERROR;
      88              :     }
      89         6921 :     ReturnErrorOnFailure(err);
      90         6921 :     return reader.ExitContainer(mOuterContainerType);
      91              : }
      92              : #endif // CHIP_CONFIG_IM_PRETTY_PRINT
      93              : 
      94         6963 : CHIP_ERROR AttributeDataIB::Parser::GetPath(AttributePathIB::Parser * const apPath) const
      95              : {
      96         6963 :     TLV::TLVReader reader;
      97         6963 :     ReturnErrorOnFailure(mReader.FindElementWithTag(TLV::ContextTag(Tag::kPath), reader));
      98         6963 :     return apPath->Init(reader);
      99              : }
     100              : 
     101         6951 : CHIP_ERROR AttributeDataIB::Parser::GetDataVersion(chip::DataVersion * const apVersion) const
     102              : {
     103         6951 :     return GetUnsignedInteger(to_underlying(Tag::kDataVersion), apVersion);
     104              : }
     105              : 
     106         6959 : CHIP_ERROR AttributeDataIB::Parser::GetData(TLV::TLVReader * const apReader) const
     107              : {
     108         6959 :     return mReader.FindElementWithTag(TLV::ContextTag(Tag::kData), *apReader);
     109              : }
     110              : 
     111         8673 : AttributePathIB::Builder & AttributeDataIB::Builder::CreatePath()
     112              : {
     113         8673 :     if (mError == CHIP_NO_ERROR)
     114              :     {
     115         8637 :         mError = mPath.Init(mpWriter, to_underlying(Tag::kPath));
     116              :     }
     117         8673 :     return mPath;
     118              : }
     119              : 
     120         4728 : AttributeDataIB::Builder & AttributeDataIB::Builder::DataVersion(const chip::DataVersion aDataVersion)
     121              : {
     122              :     // skip if error has already been set
     123         4728 :     if (mError == CHIP_NO_ERROR)
     124              :     {
     125         4728 :         mError = mpWriter->Put(TLV::ContextTag(Tag::kDataVersion), aDataVersion);
     126              :     }
     127         4728 :     return *this;
     128              : }
     129              : 
     130         7139 : CHIP_ERROR AttributeDataIB::Builder::EndOfAttributeDataIB()
     131              : {
     132         7139 :     EndOfContainer();
     133         7139 :     return GetError();
     134              : }
     135              : } // namespace app
     136              : } // namespace chip