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106 lines
2.9 KiB
106 lines
2.9 KiB
7 months ago
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#define LOG_TAG "android.hardware.nfc@1.0-impl"
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#include <log/log.h>
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#include <hardware/hardware.h>
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#include <hardware/nfc.h>
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#include "Nfc.h"
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namespace android {
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namespace hardware {
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namespace nfc {
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namespace V1_0 {
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namespace implementation {
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sp<INfcClientCallback> Nfc::mCallback = nullptr;
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Nfc::Nfc(nfc_nci_device_t* device) : mDevice(device) {}
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// Methods from ::android::hardware::nfc::V1_0::INfc follow.
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::android::hardware::Return<NfcStatus> Nfc::open(const sp<INfcClientCallback>& clientCallback) {
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mCallback = clientCallback;
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if (mDevice == nullptr || mCallback == nullptr) {
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return NfcStatus::FAILED;
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}
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mCallback->linkToDeath(this, 0 /*cookie*/);
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int ret = mDevice->open(mDevice, eventCallback, dataCallback);
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return ret == 0 ? NfcStatus::OK : NfcStatus::FAILED;
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}
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::android::hardware::Return<uint32_t> Nfc::write(const hidl_vec<uint8_t>& data) {
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if (mDevice == nullptr) {
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return -1;
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}
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return mDevice->write(mDevice, data.size(), &data[0]);
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}
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::android::hardware::Return<NfcStatus> Nfc::coreInitialized(const hidl_vec<uint8_t>& data) {
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hidl_vec<uint8_t> copy = data;
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if (mDevice == nullptr || copy.size() == 0) {
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return NfcStatus::FAILED;
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}
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int ret = mDevice->core_initialized(mDevice, ©[0]);
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return ret == 0 ? NfcStatus::OK : NfcStatus::FAILED;
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}
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::android::hardware::Return<NfcStatus> Nfc::prediscover() {
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if (mDevice == nullptr) {
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return NfcStatus::FAILED;
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}
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return mDevice->pre_discover(mDevice) ? NfcStatus::FAILED : NfcStatus::OK;
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}
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::android::hardware::Return<NfcStatus> Nfc::close() {
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if (mDevice == nullptr || mCallback == nullptr) {
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return NfcStatus::FAILED;
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}
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mCallback->unlinkToDeath(this);
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return mDevice->close(mDevice) ? NfcStatus::FAILED : NfcStatus::OK;
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}
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::android::hardware::Return<NfcStatus> Nfc::controlGranted() {
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if (mDevice == nullptr) {
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return NfcStatus::FAILED;
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}
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return mDevice->control_granted(mDevice) ? NfcStatus::FAILED : NfcStatus::OK;
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}
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::android::hardware::Return<NfcStatus> Nfc::powerCycle() {
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if (mDevice == nullptr) {
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return NfcStatus::FAILED;
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}
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return mDevice->power_cycle(mDevice) ? NfcStatus::FAILED : NfcStatus::OK;
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}
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INfc* HIDL_FETCH_INfc(const char * /*name*/) {
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nfc_nci_device_t* nfc_device;
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int ret = 0;
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const hw_module_t* hw_module = nullptr;
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ret = hw_get_module (NFC_NCI_HARDWARE_MODULE_ID, &hw_module);
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if (ret == 0) {
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ret = nfc_nci_open (hw_module, &nfc_device);
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if (ret != 0) {
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ALOGE ("nfc_nci_open failed: %d", ret);
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}
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}
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else
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ALOGE ("hw_get_module %s failed: %d", NFC_NCI_HARDWARE_MODULE_ID, ret);
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if (ret == 0) {
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return new Nfc(nfc_device);
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} else {
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ALOGE("Passthrough failed to load legacy HAL.");
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return nullptr;
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}
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}
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} // namespace implementation
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} // namespace V1_0
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} // namespace nfc
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} // namespace hardware
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} // namespace android
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