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_log.h>
17
18 #include "hdf_base.h"
19 #include "hdf_device_desc.h"
20 #include "hdf_sbuf_ipc.h"
21 #include "v1_3/ril_stub.h"
22 #include "hril_hdf.h"
23
24 using namespace OHOS::HDI::Ril::V1_3;
25 using namespace OHOS::HDI::Ril;
26
27 struct HdfRilHost {
28 struct IDeviceIoService ioService;
29 OHOS::sptr<OHOS::IRemoteObject> stub;
30 };
31
RilDriverDispatch(struct HdfDeviceIoClient * client,int cmdId,struct HdfSBuf * data,struct HdfSBuf * reply)32 static int32_t RilDriverDispatch(
33 struct HdfDeviceIoClient *client, int cmdId, struct HdfSBuf *data, struct HdfSBuf *reply)
34 {
35 auto *hdfRilHost = CONTAINER_OF(client->device->service, struct HdfRilHost, ioService);
36
37 OHOS::MessageParcel *dataParcel = nullptr;
38 OHOS::MessageParcel *replyParcel = nullptr;
39 OHOS::MessageOption option;
40
41 if (SbufToParcel(data, &dataParcel) != HDF_SUCCESS) {
42 HDF_LOGE("invalid data sbuf object to dispatch");
43 return HDF_ERR_INVALID_PARAM;
44 }
45 if (SbufToParcel(reply, &replyParcel) != HDF_SUCCESS) {
46 HDF_LOGE("invalid reply sbuf object to dispatch");
47 return HDF_ERR_INVALID_PARAM;
48 }
49 int ret = hdfRilHost->stub->SendRequest(cmdId, *dataParcel, *replyParcel, option);
50 return ret;
51 }
52
HdfRilDriverInit(struct HdfDeviceObject * deviceObject)53 static int32_t HdfRilDriverInit(struct HdfDeviceObject *deviceObject)
54 {
55 InitRilAdapter();
56 return HDF_SUCCESS;
57 }
58
HdfRilDriverBind(struct HdfDeviceObject * deviceObject)59 static int32_t HdfRilDriverBind(struct HdfDeviceObject *deviceObject)
60 {
61 auto *hdfRilHost = new (std::nothrow) HdfRilHost;
62 if (hdfRilHost == nullptr) {
63 HDF_LOGE("%{public}s: failed to create HdfRilHost object", __func__);
64 return HDF_FAILURE;
65 }
66
67 hdfRilHost->ioService.Dispatch = RilDriverDispatch;
68 hdfRilHost->ioService.Open = nullptr;
69 hdfRilHost->ioService.Release = nullptr;
70
71 auto serviceImpl = V1_3::IRil::Get(true);
72 if (serviceImpl == nullptr) {
73 HDF_LOGE("%{public}s: failed to get of implement service", __func__);
74 delete hdfRilHost;
75 hdfRilHost = nullptr;
76 return HDF_FAILURE;
77 }
78
79 hdfRilHost->stub =
80 OHOS::HDI::ObjectCollector::GetInstance().GetOrNewObject(serviceImpl, V1_3::IRil::GetDescriptor());
81 if (hdfRilHost->stub == nullptr) {
82 HDF_LOGE("%{public}s: failed to get stub object", __func__);
83 delete hdfRilHost;
84 hdfRilHost = nullptr;
85 return HDF_FAILURE;
86 }
87
88 if (deviceObject == nullptr) {
89 HDF_LOGE("%{public}s: failed to get device object", __func__);
90 delete hdfRilHost;
91 hdfRilHost = nullptr;
92 return HDF_FAILURE;
93 }
94 deviceObject->service = &hdfRilHost->ioService;
95 return HDF_SUCCESS;
96 }
97
HdfRilDriverRelease(struct HdfDeviceObject * deviceObject)98 static void HdfRilDriverRelease(struct HdfDeviceObject *deviceObject)
99 {
100 if (deviceObject == nullptr || deviceObject->service == nullptr) {
101 HDF_LOGE("HdfRilDriverRelease not initted");
102 return;
103 }
104 ReleaseRilAdapter();
105 auto *hdfRilHost = CONTAINER_OF(deviceObject->service, struct HdfRilHost, ioService);
106 delete hdfRilHost;
107 }
108
109 static struct HdfDriverEntry g_RilDriverEntry = {
110 .moduleVersion = 1,
111 .moduleName = "ril_service",
112 .Bind = HdfRilDriverBind,
113 .Init = HdfRilDriverInit,
114 .Release = HdfRilDriverRelease,
115 };
116
117 #ifndef __cplusplus
118 extern "C" {
119 #endif
120 HDF_INIT(g_RilDriverEntry);
121 #ifndef __cplusplus
122 }
123 #endif