blob: 975b1c60a94d36186a5842f249afe589e61c81d2 [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.
*/
/**
* @file
* This file implements the handler for echo messages.
*/
#include <app/server/EchoHandler.h>
#include <lib/core/ErrorStr.h>
#include <protocols/echo/Echo.h>
namespace {
// The EchoServer object.
chip::Protocols::Echo::EchoServer gEchoServer;
/**
* Callback handler when a CHIP EchoRequest is received.
*
* @param [in] ec The exchange context holding the incoming message.
* @param [in] payload The buffer holding the message. This function guarantees
* that it will free the buffer before returning.
*
*/
void HandleEchoRequestReceived(chip::Messaging::ExchangeContext * ec, chip::System::PacketBufferHandle && payload)
{
ChipLogProgress(AppServer, "Echo Request, len=%" PRIu32 "... sending response.\n",
static_cast<uint32_t>(payload->DataLength()));
}
} // namespace
CHIP_ERROR InitEchoHandler(chip::Messaging::ExchangeManager * exchangeMgr)
{
CHIP_ERROR err = CHIP_NO_ERROR;
err = gEchoServer.Init(exchangeMgr);
SuccessOrExit(err);
// Arrange to get a callback whenever an Echo Request is received.
gEchoServer.SetEchoRequestReceived(HandleEchoRequestReceived);
exit:
if (err != CHIP_NO_ERROR)
{
ChipLogError(AppServer, "EchoServer failed, err:%s\n", chip::ErrorStr(err));
}
return err;
}