xref: /aosp_15_r20/hardware/interfaces/nfc/1.0/default/Nfc.h (revision 4d7e907c777eeecc4c5bd7cf640a754fac206ff7)

#ifndef ANDROID_HARDWARE_NFC_V1_0_NFC_H
#define ANDROID_HARDWARE_NFC_V1_0_NFC_H

#include <android/hardware/nfc/1.0/INfc.h>
#include <hidl/Status.h>
#include <hardware/hardware.h>
#include <hardware/nfc.h>
namespace android {
namespace hardware {
namespace nfc {
namespace V1_0 {
namespace implementation {

using ::android::hardware::nfc::V1_0::INfc;
using ::android::hardware::nfc::V1_0::INfcClientCallback;
using ::android::hardware::Return;
using ::android::hardware::Void;
using ::android::hardware::hidl_vec;
using ::android::hardware::hidl_string;
using ::android::sp;

struct Nfc : public INfc, public hidl_death_recipient {
    Nfc(nfc_nci_device_t* device);
    ::android::hardware::Return<NfcStatus> open(
        const sp<INfcClientCallback>& clientCallback) override;
    ::android::hardware::Return<uint32_t> write(const hidl_vec<uint8_t>& data) override;
    ::android::hardware::Return<NfcStatus> coreInitialized(const hidl_vec<uint8_t>& data) override;
    ::android::hardware::Return<NfcStatus> prediscover() override;
    ::android::hardware::Return<NfcStatus> close() override;
    ::android::hardware::Return<NfcStatus> controlGranted() override;
    ::android::hardware::Return<NfcStatus> powerCycle() override;

    static void eventCallback(uint8_t event, uint8_t status) {
        if (mCallback != nullptr) {
            auto ret = mCallback->sendEvent((::android::hardware::nfc::V1_0::NfcEvent)event,
                                            (::android::hardware::nfc::V1_0::NfcStatus)status);
            if (!ret.isOk()) {
                ALOGW("Failed to call back into NFC process.");
            }
        }
    }
    static void dataCallback(uint16_t data_len, uint8_t* p_data) {
        hidl_vec<uint8_t> data;
        data.setToExternal(p_data, data_len);
        if (mCallback != nullptr) {
            auto ret = mCallback->sendData(data);
            if (!ret.isOk()) {
                ALOGW("Failed to call back into NFC process.");
            }
        }
    }

    virtual void serviceDied(uint64_t /*cookie*/,
                             const wp<::android::hidl::base::V1_0::IBase>& /*who*/) {
        close();
    }

   private:
    static sp<INfcClientCallback> mCallback;
    const nfc_nci_device_t*       mDevice;
};

extern "C" INfc* HIDL_FETCH_INfc(const char* name);

}  // namespace implementation
}  // namespace V1_0
}  // namespace nfc
}  // namespace hardware
}  // namespace android

#endif  // ANDROID_HARDWARE_NFC_V1_0_NFC_H