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1 /*
2  * Copyright (C) 2022 Huawei Device Co., Ltd.
3  * Licensed under the Apache License, Version 2.0 (the "License");
4  * you may not use this file except in compliance with the License.
5  * You may obtain a copy of the License at
6  *
7  *     http://www.apache.org/licenses/LICENSE-2.0
8  *
9  * Unless required by applicable law or agreed to in writing, software
10  * distributed under the License is distributed on an "AS IS" BASIS,
11  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
12  * See the License for the specific language governing permissions and
13  * limitations under the License.
14  */
15 #ifndef I_NFC_SERVICE_H
16 #define I_NFC_SERVICE_H
17 
18 #include "element_name.h"
19 #include "infcc_host.h"
20 #include "tag_dispatcher.h"
21 
22 namespace OHOS {
23 namespace NFC {
24 enum class NfcCommonEvent {
25     // tags found
26     MSG_TAG_FOUND = 0,
27     MSG_TAG_DEBOUNCE,
28 
29     // screen changed
30     MSG_SCREEN_CHANGED,
31 
32     // package updated
33     MSG_PACKAGE_UPDATED,
34 
35     // card emulation
36     MSG_ROUTE_AID,
37     MSG_COMMIT_ROUTING,
38     MSG_COMPUTE_ROUTING_PARAMS,
39 
40     // field activated
41     MSG_FIELD_ACTIVATED,
42 
43     // field deactivated
44     MSG_FIELD_DEACTIVATED,
45 
46     // notify field on
47     MSG_NOTIFY_FIELD_ON,
48 
49     // notify field off
50     MSG_NOTIFY_FIELD_OFF,
51     MSG_NOTIFY_FIELD_OFF_TIMEOUT,
52 };
53 
54 enum class ScreenState {
55     SCREEN_STATE_UNKNOWN = 0x00,
56     SCREEN_STATE_OFF_UNLOCKED = 0x01,
57     SCREEN_STATE_OFF_LOCKED = 0x02,
58     SCREEN_STATE_ON_LOCKED = 0x04,
59     SCREEN_STATE_ON_UNLOCKED = 0x08,
60     // Polling mask
61     SCREEN_POLLING_TAG_MASK = 0x10,
62     SCREEN_POLLING_READER_MASK = 0x40
63 };
64 
65 class INfcService {
66 public:
~INfcService()67     virtual ~INfcService() {}
68 
69     virtual bool IsNfcEnabled() = 0;
70     virtual int GetNfcState() = 0;
71     virtual int GetScreenState() = 0;
72     virtual int GetNciVersion() = 0;
73     virtual std::weak_ptr<NFC::NCI::INfccHost> GetNfccHost() = 0;
74     virtual std::weak_ptr<TAG::TagDispatcher> GetTagDispatcher() = 0;
75     virtual OHOS::sptr<IRemoteObject> GetTagServiceIface() = 0;
76     virtual bool EnableForegroundDispatch(AppExecFwk::ElementName element, std::vector<uint32_t> &discTech,
77         const sptr<KITS::IForegroundCallback> &callback) = 0;
78     virtual bool DisableForegroundDispatch(AppExecFwk::ElementName element) = 0;
79     virtual bool DisableForegroundByDeathRcpt() = 0;
80     virtual bool IsForegroundEnabled() = 0;
81     virtual void SendTagToForeground(KITS::TagInfoParcelable tagInfo) = 0;
82 };
83 }  // namespace NFC
84 }  // namespace OHOS
85 #endif  // I_NFC_SERVICE_H
86