blob: 758147df71bbb73c4632fe849f7451c400d982f6 [file] [log] [blame]
/**
*
* Copyright (c) 2021 Project CHIP Authors
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#include "StatusResponseMessage.h"
#include "MessageDefHelper.h"
#include "protocols/interaction_model/Constants.h"
using namespace chip::Protocols::InteractionModel;
namespace chip {
namespace app {
#if CHIP_CONFIG_IM_ENABLE_SCHEMA_CHECK
CHIP_ERROR StatusResponseMessage::Parser::CheckSchemaValidity() const
{
CHIP_ERROR err = CHIP_NO_ERROR;
int tagPresenceMask = 0;
TLV::TLVReader reader;
PRETTY_PRINT("StatusResponseMessage =");
PRETTY_PRINT("{");
// make a copy of the reader
reader.Init(mReader);
while (CHIP_NO_ERROR == (err = reader.Next()))
{
if (!TLV::IsContextTag(reader.GetTag()))
{
continue;
}
uint32_t tagNum = TLV::TagNumFromTag(reader.GetTag());
switch (tagNum)
{
case to_underlying(Tag::kStatus):
VerifyOrReturnError(!(tagPresenceMask & (1 << to_underlying(Tag::kStatus))), CHIP_ERROR_INVALID_TLV_TAG);
tagPresenceMask |= (1 << to_underlying(Tag::kStatus));
VerifyOrReturnError(TLV::kTLVType_UnsignedInteger == reader.GetType(), CHIP_ERROR_WRONG_TLV_TYPE);
#if CHIP_DETAIL_LOGGING
{
uint8_t status;
ReturnErrorOnFailure(reader.Get(status));
PRETTY_PRINT("\tStatus = " ChipLogFormatIMStatus ",", ChipLogValueIMStatus(static_cast<Status>(status)));
}
#endif // CHIP_DETAIL_LOGGING
break;
case kInteractionModelRevisionTag:
ReturnErrorOnFailure(MessageParser::CheckInteractionModelRevision(reader));
break;
default:
PRETTY_PRINT("Unknown tag num %" PRIu32, tagNum);
break;
}
}
PRETTY_PRINT("}");
PRETTY_PRINT_BLANK_LINE();
if (CHIP_END_OF_TLV == err)
{
const int requiredFields = (1 << to_underlying(Tag::kStatus));
err =
(tagPresenceMask & requiredFields) == requiredFields ? CHIP_NO_ERROR : CHIP_ERROR_IM_MALFORMED_STATUS_RESPONSE_MESSAGE;
}
ReturnErrorOnFailure(err);
return reader.ExitContainer(mOuterContainerType);
}
#endif // CHIP_CONFIG_IM_ENABLE_SCHEMA_CHECK
CHIP_ERROR StatusResponseMessage::Parser::GetStatus(Protocols::InteractionModel::Status & aStatus) const
{
uint16_t status = 0;
CHIP_ERROR err = GetUnsignedInteger(to_underlying(Tag::kStatus), &status);
aStatus = static_cast<Protocols::InteractionModel::Status>(status);
return err;
}
StatusResponseMessage::Builder & StatusResponseMessage::Builder::Status(const Protocols::InteractionModel::Status aStatus)
{
// skip if error has already been set
if (mError == CHIP_NO_ERROR)
{
mError = mpWriter->Put(TLV::ContextTag(to_underlying(Tag::kStatus)), aStatus);
}
if (mError == CHIP_NO_ERROR)
{
mError = MessageBuilder::EncodeInteractionModelRevision();
}
if (mError == CHIP_NO_ERROR)
{
EndOfContainer();
}
return *this;
}
} // namespace app
} // namespace chip