1 /******************************************************************************
2  *
3  *  Copyright 2018 NXP
4  *
5  *  Licensed under the Apache License, Version 2.0 (the "License");
6  *  you may not use this file except in compliance with the License.
7  *  You may obtain a copy of the License at
8  *
9  *  http://www.apache.org/licenses/LICENSE-2.0
10  *
11  *  Unless required by applicable law or agreed to in writing, software
12  *  distributed under the License is distributed on an "AS IS" BASIS,
13  *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
14  *  See the License for the specific language governing permissions and
15  *  limitations under the License.
16  *
17  ******************************************************************************/
18 
19 #ifndef ANDROID_HARDWARE_NFC_V1_1_NFC_H
20 #define ANDROID_HARDWARE_NFC_V1_1_NFC_H
21 
22 #include <android/hardware/nfc/1.1/INfc.h>
23 #include <android/hardware/nfc/1.1/types.h>
24 #include <hidl/MQDescriptor.h>
25 #include <hidl/Status.h>
26 #include <log/log.h>
27 
28 namespace android {
29 namespace hardware {
30 namespace nfc {
31 namespace V1_1 {
32 namespace implementation {
33 
34 using ::android::sp;
35 using ::android::hardware::hidl_array;
36 using ::android::hardware::hidl_memory;
37 using ::android::hardware::hidl_string;
38 using ::android::hardware::hidl_vec;
39 using ::android::hardware::Return;
40 using ::android::hardware::Void;
41 using ::android::hardware::nfc::V1_1::INfc;
42 using ::android::hidl::base::V1_0::IBase;
43 struct Nfc : public V1_1::INfc, public hidl_death_recipient {
44  public:
45   // Methods from ::android::hardware::nfc::V1_0::INfc follow.
46   Return<V1_0::NfcStatus> open(
47       const sp<V1_0::INfcClientCallback>& clientCallback) override;
48   Return<V1_0::NfcStatus> open_1_1(
49       const sp<V1_1::INfcClientCallback>& clientCallback) override;
50   Return<uint32_t> write(const hidl_vec<uint8_t>& data) override;
51   Return<V1_0::NfcStatus> coreInitialized(
52       const hidl_vec<uint8_t>& data) override;
53   Return<V1_0::NfcStatus> prediscover() override;
54   Return<V1_0::NfcStatus> close() override;
55   Return<V1_0::NfcStatus> controlGranted() override;
56   Return<V1_0::NfcStatus> powerCycle() override;
57 
58   // Methods from ::android::hardware::nfc::V1_1::INfc follow.
59   Return<void> factoryReset();
60   Return<V1_0::NfcStatus> closeForPowerOffCase();
61   Return<void> getConfig(getConfig_cb config);
62 
63   // Methods from ::android::hidl::base::V1_0::IBase follow.
64 
eventCallbackNfc65   static void eventCallback(uint8_t event, uint8_t status) {
66     if (mCallbackV1_1 != nullptr) {
67       auto ret = mCallbackV1_1->sendEvent_1_1((V1_1::NfcEvent)event,
68                                               (V1_0::NfcStatus)status);
69       if (!ret.isOk()) {
70         ALOGW("failed to send event!!!");
71       }
72     } else if (mCallbackV1_0 != nullptr) {
73       auto ret = mCallbackV1_0->sendEvent((V1_0::NfcEvent)event,
74                                           (V1_0::NfcStatus)status);
75       if (!ret.isOk()) {
76         ALOGE("failed to send event!!!");
77       }
78     }
79   }
80 
dataCallbackNfc81   static void dataCallback(uint16_t data_len, uint8_t* p_data) {
82     hidl_vec<uint8_t> data;
83     data.setToExternal(p_data, data_len);
84     if (mCallbackV1_1 != nullptr) {
85       auto ret = mCallbackV1_1->sendData(data);
86       if (!ret.isOk()) {
87         ALOGW("failed to send data!!!");
88       }
89     } else if (mCallbackV1_0 != nullptr) {
90       auto ret = mCallbackV1_0->sendData(data);
91       if (!ret.isOk()) {
92         ALOGE("failed to send data!!!");
93       }
94     }
95   }
96 
serviceDiedNfc97   virtual void serviceDied(uint64_t /*cookie*/, const wp<IBase>& /*who*/) {
98     close();
99   }
100 
101  private:
102   static sp<V1_1::INfcClientCallback> mCallbackV1_1;
103   static sp<V1_0::INfcClientCallback> mCallbackV1_0;
104 };
105 
106 }  // namespace implementation
107 }  // namespace V1_1
108 }  // namespace nfc
109 }  // namespace hardware
110 }  // namespace android
111 
112 #endif  // ANDROID_HARDWARE_NFC_V1_1_NFC_H
113