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 "device_security_level_proxy.h"
17
18 #include <cstdint>
19 #include <functional>
20 #include <new>
21 #include <type_traits>
22
23 #include "hilog/log_cpp.h"
24 #include "ipc_types.h"
25 #include "iremote_broker.h"
26 #include "iremote_object.h"
27 #include "message_option.h"
28 #include "message_parcel.h"
29 #include "refbase.h"
30 #include "singleton.h"
31
32 #include "device_security_defines.h"
33 #include "device_security_level_defines.h"
34 #include "idevice_security_level.h"
35 namespace OHOS {
36 namespace Security {
37 namespace DeviceSecurityLevel {
38 using namespace OHOS::HiviewDFX;
DeviceSecurityLevelProxy(const sptr<IRemoteObject> & impl)39 DeviceSecurityLevelProxy::DeviceSecurityLevelProxy(const sptr<IRemoteObject> &impl)
40 : IRemoteProxy<IDeviceSecurityLevel>(impl)
41 {
42 }
43
RequestDeviceSecurityLevel(const DeviceIdentify & identify,const RequestOption & option,const sptr<IRemoteObject> & callback,uint64_t cookie)44 int32_t DeviceSecurityLevelProxy::RequestDeviceSecurityLevel(const DeviceIdentify &identify,
45 const RequestOption &option, const sptr<IRemoteObject> &callback, uint64_t cookie)
46 {
47 MessageParcel data;
48 MessageParcel reply;
49
50 auto length = identify.length;
51 if (length == 0 || length > DEVICE_ID_MAX_LEN) {
52 HiLog::Error(LABEL, "RequestDeviceSecurityLevel invalid para len.");
53 return ERR_INVALID_LEN_PARA;
54 }
55
56 if (!data.WriteInterfaceToken(GetDescriptor())) {
57 HiLog::Error(LABEL, "RequestDeviceSecurityLevel write descriptor failed");
58 return ERR_INVALID_PARA;
59 }
60
61 /* DeviceIdentify */
62 data.WriteUint32(length);
63 data.WriteBuffer(identify.identity, DEVICE_ID_MAX_LEN);
64 /* option */
65 data.WriteUint64(option.challenge);
66 data.WriteUint32(option.timeout);
67 data.WriteUint32(option.extra);
68
69 /* callback */
70 data.WriteRemoteObject(callback);
71 /* cookie */
72 data.WriteUint32(cookie);
73
74 MessageOption ipcOption = {MessageOption::TF_SYNC};
75 auto result = Remote()->SendRequest(CMD_GET_DEVICE_SECURITY_LEVEL, data, reply, ipcOption);
76 if (result != ERR_NONE) {
77 HiLog::Error(LABEL, "RequestDeviceSecurityLevelSendRequest send failed, ret is %{public}d", result);
78 return result;
79 }
80
81 if (reply.GetReadableBytes() < sizeof(uint32_t)) {
82 HiLog::Error(LABEL, "RequestDeviceSecurityLevelSendRequest result length error");
83 return ERR_IPC_RET_PARCEL_ERR;
84 }
85
86 auto status = reply.ReadUint32();
87 if (status != cookie) {
88 HiLog::Error(LABEL, "RequestDeviceSecurityLevelSendRequest result value error, ret is %{public}u", status);
89 return ERR_IPC_REMOTE_OBJ_ERR;
90 }
91
92 return SUCCESS;
93 }
94 } // namespace DeviceSecurityLevel
95 } // namespace Security
96 } // namespace OHOS
97