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/*
* Copyright 2019 The Android Open Source Project
*
* 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.
*/
#pragma once
#include "common/contextual_callback.h"
#include "l2cap/psm.h"
#include "os/handler.h"
#include "os/log.h"
namespace bluetooth {
namespace l2cap {
namespace classic {
namespace internal {
class DynamicChannelServiceManagerImpl;
}
class DynamicChannelService {
public:
DynamicChannelService() = default;
using OnUnregisteredCallback = common::ContextualOnceCallback<void()>;
/**
* Unregister a service from L2CAP module. This operation cannot fail.
* All channels opened for this service will be closed.
*
* @param on_unregistered will be triggered when unregistration is complete
*/
void Unregister(OnUnregisteredCallback on_unregistered);
friend internal::DynamicChannelServiceManagerImpl;
Psm GetPsm() const;
protected:
DynamicChannelService(Psm psm, internal::DynamicChannelServiceManagerImpl* manager, os::Handler* handler)
: psm_(psm), manager_(manager), l2cap_layer_handler_(handler) {
ASSERT(IsPsmValid(psm));
ASSERT(manager_ != nullptr);
ASSERT(l2cap_layer_handler_ != nullptr);
}
private:
Psm psm_ = kDefaultPsm;
internal::DynamicChannelServiceManagerImpl* manager_ = nullptr;
os::Handler* l2cap_layer_handler_;
DISALLOW_COPY_AND_ASSIGN(DynamicChannelService);
};
} // namespace classic
} // namespace l2cap
} // namespace bluetooth
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