mbed-os/connectivity/nfc/include/nfc/NFCRemoteInitiator.h

110 lines
3.0 KiB
C++

/* mbed Microcontroller Library
* Copyright (c) 2018 ARM Limited
* SPDX-License-Identifier: Apache-2.0
*
* 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.
*/
#ifndef MBED_NFC_REMOTE_INITIATOR_H
#define MBED_NFC_REMOTE_INITIATOR_H
#include <stdint.h>
#include "NFCDefinitions.h"
#include "NFCRemoteEndpoint.h"
#include "NFCNDEFCapable.h"
#include "stack/tech/iso7816/iso7816_app.h"
#include "platform/Span.h"
namespace mbed {
namespace nfc {
/**
* @addtogroup nfc
* @{
*/
class NFCController;
/**
* This class represents a remote NFC initiator (the local controller being in target mode).
*
* An initiator can be a NFC reader, a NFC-enabled phone or other NFC device capable of generating a RF field.
*/
class NFCRemoteInitiator : public NFCRemoteEndpoint, public NFCNDEFCapable {
public:
/**
* Create a NFCRemoteInitiator.
* @param[in] controller the NFCController instance that detected this endpoint
* @param[in] buffer a bytes array used to store NDEF messages
*/
NFCRemoteInitiator(NFCController *controller, const Span<uint8_t> &buffer);
virtual ~NFCRemoteInitiator();
/**
* The NFCRemoteInitiator delegate. Users of the NFCRemoteInitiator class need to implement this delegate's methods to receive events.
*/
struct Delegate : NFCRemoteEndpoint::Delegate, NFCNDEFCapable::Delegate {
protected:
~Delegate() {}
};
/**
* Set the delegate that will receive events generated by the initiator.
*
* @param[in] delegate the delegate instance to use
*/
void set_delegate(Delegate *delegate);
/**
* Retrieve the NFC tag type exposed by the controller to communicate with the initiator.
*
* @return the relevant NFC tag type
*/
virtual nfc_tag_type_t nfc_tag_type() const = 0;
/**
* Retrieve whether ISO7816 applications are supported by the underlying technology.
*
* @return whether ISO7816 applications are supported
*/
virtual bool is_iso7816_supported() const = 0;
/**
* Register an ISO7816 application to be used by the initiator.
*
* @param[in] application a pointer to an nfc_tech_iso7816_app_t instance as defined by the MuNFC stack
*/
virtual void add_iso7816_application(nfc_tech_iso7816_app_t *application) = 0;
protected:
virtual void connected();
virtual void disconnected();
private:
// NFCNDEFCapable implementation
virtual NFCNDEFCapable::Delegate *ndef_capable_delegate();
Delegate *_delegate;
};
/**
* @}
*/
} // namespace nfc
} // namespace mbed
#endif