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
16 #include <hdf_base.h>
17 #include <hdf_device_desc.h>
18 #include <hdf_log.h>
19 #include <hdf_sbuf_ipc.h>
20 #include "v1_0/nfc_interface_stub.h"
21
22 #define HDF_LOG_TAG hdf_nfc_dal
23
24 using namespace OHOS::HDI::Nfc::V1_0;
25 using namespace OHOS::HDI::Nfc;
26
27 struct HdfNfcInterfaceHost {
28 struct IDeviceIoService ioservice;
29 OHOS::sptr<OHOS::IRemoteObject> stub;
30 };
31
NfcInterfaceDriverDispatch(struct HdfDeviceIoClient * client,int cmdId,struct HdfSBuf * data,struct HdfSBuf * reply)32 static int32_t NfcInterfaceDriverDispatch(struct HdfDeviceIoClient *client, int cmdId, struct HdfSBuf *data,
33 struct HdfSBuf *reply)
34 {
35 auto *hdfNfcInterfaceHost =
36 CONTAINER_OF(client->device->service, struct HdfNfcInterfaceHost, ioservice);
37
38 OHOS::MessageParcel *dataParcel = nullptr;
39 OHOS::MessageParcel *replyParcel = nullptr;
40 OHOS::MessageOption option;
41
42 if (SbufToParcel(data, &dataParcel) != HDF_SUCCESS) {
43 HDF_LOGE("%{public}s:invalid data sbuf object to dispatch", __func__);
44 return HDF_ERR_INVALID_PARAM;
45 }
46 if (SbufToParcel(reply, &replyParcel) != HDF_SUCCESS) {
47 HDF_LOGE("%{public}s:invalid reply sbuf object to dispatch", __func__);
48 return HDF_ERR_INVALID_PARAM;
49 }
50
51 return hdfNfcInterfaceHost->stub->SendRequest(cmdId, *dataParcel, *replyParcel, option);
52 }
53
HdfNfcInterfaceDriverInit(struct HdfDeviceObject * deviceObject)54 static int HdfNfcInterfaceDriverInit(struct HdfDeviceObject *deviceObject)
55 {
56 HDF_LOGI("HdfNfcInterfaceDriverInit enter");
57 return HDF_SUCCESS;
58 }
59
HdfNfcInterfaceDriverBind(struct HdfDeviceObject * deviceObject)60 static int HdfNfcInterfaceDriverBind(struct HdfDeviceObject *deviceObject)
61 {
62 HDF_LOGI("HdfNfcInterfaceDriverBind enter");
63
64 auto *hdfNfcInterfaceHost = new (std::nothrow) HdfNfcInterfaceHost;
65 if (hdfNfcInterfaceHost == nullptr) {
66 HDF_LOGE("%{public}s: failed to create HdfNfcInterfaceDriverBind Object!", __func__);
67 return HDF_FAILURE;
68 }
69
70 hdfNfcInterfaceHost->ioservice.Dispatch = NfcInterfaceDriverDispatch;
71 hdfNfcInterfaceHost->ioservice.Open = nullptr;
72 hdfNfcInterfaceHost->ioservice.Release = nullptr;
73
74 auto serviceImpl = INfcInterface::Get(true);
75 if (serviceImpl == nullptr) {
76 HDF_LOGE("%{public}s: failed to get of implement service", __func__);
77 delete hdfNfcInterfaceHost;
78 return HDF_FAILURE;
79 }
80
81 hdfNfcInterfaceHost->stub = OHOS::HDI::ObjectCollector::GetInstance().GetOrNewObject(serviceImpl,
82 INfcInterface::GetDescriptor());
83 if (hdfNfcInterfaceHost->stub == nullptr) {
84 HDF_LOGE("%{public}s: failed to get stub object", __func__);
85 delete hdfNfcInterfaceHost;
86 return HDF_FAILURE;
87 }
88
89 deviceObject->service = &hdfNfcInterfaceHost->ioservice;
90 HDF_LOGI("HdfNfcInterfaceDriverBind Success");
91 return HDF_SUCCESS;
92 }
93
HdfNfcInterfaceDriverRelease(struct HdfDeviceObject * deviceObject)94 static void HdfNfcInterfaceDriverRelease(struct HdfDeviceObject *deviceObject)
95 {
96 HDF_LOGI("HdfNfcInterfaceDriverRelease enter");
97 if (deviceObject->service == nullptr) {
98 HDF_LOGE("HdfNfcInterfaceDriverRelease not initted");
99 return;
100 }
101
102 auto *hdfNfcInterfaceHost =
103 CONTAINER_OF(deviceObject->service, struct HdfNfcInterfaceHost, ioservice);
104 delete hdfNfcInterfaceHost;
105 HDF_LOGI("HdfNfcInterfaceDriverRelease Success");
106 }
107
108 static struct HdfDriverEntry g_nfcinterfaceDriverEntry = {
109 .moduleVersion = 1,
110 .moduleName = "nfc_service",
111 .Bind = HdfNfcInterfaceDriverBind,
112 .Init = HdfNfcInterfaceDriverInit,
113 .Release = HdfNfcInterfaceDriverRelease,
114 };
115
116 #ifdef __cplusplus
117 extern "C" {
118 #endif /* __cplusplus */
119 HDF_INIT(g_nfcinterfaceDriverEntry);
120 #ifdef __cplusplus
121 }
122 #endif /* __cplusplus */
123