1 /*
2 * Copyright (c) 2022-2024 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_sbuf_ipc.h>
19
20 #include "v4_0/user_auth_interface_service.h"
21 #include "v4_0/user_auth_interface_stub.h"
22
23 #include "iam_logger.h"
24 #include "useriam_common.h"
25 #include "user_auth_hdi.h"
26
27 #undef LOG_TAG
28 #define LOG_TAG "USER_AUTH_HDI"
29
30 namespace {
31 struct HdfUserAuthInterfaceHost {
32 struct IDeviceIoService ioService;
33 OHOS::sptr<OHOS::IRemoteObject> stub;
34 };
35
36 using UserAuthInterfaceService = OHOS::HDI::UserAuth::V4_0::UserAuthInterfaceService;
37 using IUserAuthInterface = OHOS::HDI::UserAuth::V4_0::IUserAuthInterface;
38
UserAuthInterfaceDriverDispatch(struct HdfDeviceIoClient * client,int cmdId,struct HdfSBuf * data,struct HdfSBuf * reply)39 int32_t UserAuthInterfaceDriverDispatch(struct HdfDeviceIoClient *client, int cmdId, struct HdfSBuf *data,
40 struct HdfSBuf *reply)
41 {
42 if (client == nullptr || data == nullptr || reply == nullptr || client->device == nullptr ||
43 client->device->service == nullptr) {
44 IAM_LOGE("invalid param");
45 return HDF_ERR_INVALID_PARAM;
46 }
47
48 auto *hdfUserAuthInterfaceHost = CONTAINER_OF(client->device->service, struct HdfUserAuthInterfaceHost, ioService);
49 if (hdfUserAuthInterfaceHost == nullptr || hdfUserAuthInterfaceHost->stub == nullptr) {
50 IAM_LOGE("hdfUserAuthInterfaceHost is invalid");
51 return HDF_ERR_INVALID_PARAM;
52 }
53
54 OHOS::MessageParcel *dataParcel = nullptr;
55 OHOS::MessageParcel *replyParcel = nullptr;
56 OHOS::MessageOption option;
57 if (SbufToParcel(data, &dataParcel) != HDF_SUCCESS) {
58 IAM_LOGE("invalid data sbuf object to dispatch");
59 return HDF_ERR_INVALID_PARAM;
60 }
61 if (SbufToParcel(reply, &replyParcel) != HDF_SUCCESS) {
62 IAM_LOGE("invalid reply sbuf object to dispatch");
63 return HDF_ERR_INVALID_PARAM;
64 }
65
66 return hdfUserAuthInterfaceHost->stub->SendRequest(cmdId, *dataParcel, *replyParcel, option);
67 }
68
HdfUserAuthInterfaceDriverInit(struct HdfDeviceObject * deviceObject)69 int HdfUserAuthInterfaceDriverInit(struct HdfDeviceObject *deviceObject)
70 {
71 IAM_LOGI("HdfUserAuthInterfaceDriverInit enter");
72 if (deviceObject == nullptr) {
73 IAM_LOGE("deviceObject is nullptr");
74 return HDF_ERR_INVALID_PARAM;
75 }
76 if (!HdfDeviceSetClass(deviceObject, DEVICE_CLASS_USERAUTH)) {
77 IAM_LOGE("set pin auth hdf class failed");
78 return HDF_FAILURE;
79 }
80 return HDF_SUCCESS;
81 }
82
HdfUserAuthInterfaceDriverBind(struct HdfDeviceObject * deviceObject)83 int HdfUserAuthInterfaceDriverBind(struct HdfDeviceObject *deviceObject)
84 {
85 IAM_LOGI("HdfUserAuthInterfaceDriverBind enter");
86 if (deviceObject == nullptr) {
87 IAM_LOGE("deviceObject is nullptr");
88 return HDF_ERR_INVALID_PARAM;
89 }
90 auto *hdfUserAuthInterfaceHost = new (std::nothrow) HdfUserAuthInterfaceHost;
91 if (hdfUserAuthInterfaceHost == nullptr) {
92 IAM_LOGE("failed to create create HdfUserAuthInterfaceHost object");
93 return HDF_FAILURE;
94 }
95
96 hdfUserAuthInterfaceHost->ioService.Dispatch = UserAuthInterfaceDriverDispatch;
97 hdfUserAuthInterfaceHost->ioService.Open = nullptr;
98 hdfUserAuthInterfaceHost->ioService.Release = nullptr;
99
100 OHOS::sptr<UserAuthInterfaceService> serviceImpl(new (std::nothrow) UserAuthInterfaceService());
101 if (serviceImpl == nullptr) {
102 IAM_LOGE("failed to get of implement service");
103 delete hdfUserAuthInterfaceHost;
104 return HDF_FAILURE;
105 }
106
107 hdfUserAuthInterfaceHost->stub = OHOS::HDI::ObjectCollector::GetInstance().GetOrNewObject(
108 serviceImpl, IUserAuthInterface::GetDescriptor());
109 if (hdfUserAuthInterfaceHost->stub == nullptr) {
110 IAM_LOGE("failed to get stub object");
111 delete hdfUserAuthInterfaceHost;
112 return HDF_FAILURE;
113 }
114
115 deviceObject->service = &hdfUserAuthInterfaceHost->ioService;
116 OHOS::UserIam::Common::Init();
117 return HDF_SUCCESS;
118 }
119
HdfUserAuthInterfaceDriverRelease(struct HdfDeviceObject * deviceObject)120 void HdfUserAuthInterfaceDriverRelease(struct HdfDeviceObject *deviceObject)
121 {
122 IAM_LOGI("HdfUserAuthInterfaceDriverRelease enter");
123 if (deviceObject == nullptr || deviceObject->service == nullptr) {
124 IAM_LOGE("deviceObject is invalid");
125 return;
126 }
127 auto *hdfUserAuthInterfaceHost = CONTAINER_OF(deviceObject->service, struct HdfUserAuthInterfaceHost, ioService);
128 if (hdfUserAuthInterfaceHost == nullptr) {
129 IAM_LOGE("hdfUserAuthInterfaceHost is nullptr");
130 return;
131 }
132 delete hdfUserAuthInterfaceHost;
133 }
134
135 struct HdfDriverEntry g_userAuthInterfaceDriverEntry = {
136 .moduleVersion = 1,
137 .moduleName = "drivers_peripheral_user_auth",
138 .Bind = HdfUserAuthInterfaceDriverBind,
139 .Init = HdfUserAuthInterfaceDriverInit,
140 .Release = HdfUserAuthInterfaceDriverRelease,
141 };
142 } // namespace
143
144 #ifdef __cplusplus
145 extern "C" {
146 #endif /* __cplusplus */
147 HDF_INIT(g_userAuthInterfaceDriverEntry);
148 #ifdef __cplusplus
149 }
150 #endif /* __cplusplus */
151