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/*
* Author: Sven Gothel <sgothel@jausoft.com>
* Copyright (c) 2020 Gothel Software e.K.
* Copyright (c) 2020 ZAFENA AB
*
* Permission is hereby granted, free of charge, to any person obtaining
* a copy of this software and associated documentation files (the
* "Software"), to deal in the Software without restriction, including
* without limitation the rights to use, copy, modify, merge, publish,
* distribute, sublicense, and/or sell copies of the Software, and to
* permit persons to whom the Software is furnished to do so, subject to
* the following conditions:
*
* The above copyright notice and this permission notice shall be
* included in all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
* NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
* LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
* OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
* WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
*/
#ifndef GATT_SERVICE_HPP_
#define GATT_SERVICE_HPP_
#include <cstring>
#include <string>
#include <memory>
#include <cstdint>
#include <vector>
#include <mutex>
#include <atomic>
#include "UUID.hpp"
#include "BTTypes.hpp"
#include "OctetTypes.hpp"
#include "ATTPDUTypes.hpp"
#include "DBTTypes.hpp"
#include "GATTCharacteristic.hpp"
#include "JavaUplink.hpp"
/**
* - - - - - - - - - - - - - - -
*
* Module GATTService:
*
* - BT Core Spec v5.2: Vol 3, Part G Generic Attribute Protocol (GATT)
* - BT Core Spec v5.2: Vol 3, Part G GATT: 2.6 GATT Profile Hierarchy
*/
namespace direct_bt {
class GATTHandler; // forward
class DBTDevice; // forward
/**
* Representing a complete [Primary] Service Declaration
* including its list of Characteristic Declarations,
* which also may include its client config if available.
*/
class GATTService : public DBTObject {
private:
/** Service's GATTHandler weak back-reference */
std::weak_ptr<GATTHandler> wbr_handler;
/**
* For an unknown reason, using the virtual function 'toString()'
* while constructing an exception message causes a SIGSEGV.
* <p>
* This method represents a non-virtual variation,
* which also does not call any other virtual function.
* </p>
*/
std::string toSafeString() const noexcept;
public:
const bool isPrimary;
/**
* Service start handle
* <p>
* Attribute handles are unique for each device (server) (BT Core Spec v5.2: Vol 3, Part F Protocol..: 3.2.2 Attribute Handle).
* </p>
*/
const uint16_t startHandle;
/**
* Service end handle
* <p>
* Attribute handles are unique for each device (server) (BT Core Spec v5.2: Vol 3, Part F Protocol..: 3.2.2 Attribute Handle).
* </p>
*/
const uint16_t endHandle;
/** Service type UUID */
std::shared_ptr<const uuid_t> type;
/** List of Characteristic Declarations as shared reference */
std::vector<GATTCharacteristicRef> characteristicList;
GATTService(const std::shared_ptr<GATTHandler> &handler, const bool isPrimary,
const uint16_t startHandle, const uint16_t endHandle, std::shared_ptr<const uuid_t> type) noexcept
: wbr_handler(handler), isPrimary(isPrimary), startHandle(startHandle), endHandle(endHandle), type(type), characteristicList() {
characteristicList.reserve(10);
}
std::string get_java_class() const noexcept override {
return java_class();
}
static std::string java_class() noexcept {
return std::string(JAVA_DBT_PACKAGE "DBTGattService");
}
std::shared_ptr<GATTHandler> getGATTHandlerUnchecked() const noexcept { return wbr_handler.lock(); }
std::shared_ptr<GATTHandler> getGATTHandlerChecked() const;
std::shared_ptr<DBTDevice> getDeviceUnchecked() const noexcept;
std::shared_ptr<DBTDevice> getDeviceChecked() const;
std::string toString() const noexcept override;
};
inline bool operator==(const GATTService& lhs, const GATTService& rhs) noexcept
{ return lhs.startHandle == rhs.startHandle && lhs.endHandle == rhs.endHandle; /** unique attribute handles */ }
inline bool operator!=(const GATTService& lhs, const GATTService& rhs) noexcept
{ return !(lhs == rhs); }
} // namespace direct_bt
#endif /* GATT_SERVICE_HPP_ */
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