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 "bundle_mgr_proxy_native.h"
17
18 #include "app_log_wrapper.h"
19 #include "if_system_ability_manager.h"
20 #include "ipc_skeleton.h"
21 #include "iservice_registry.h"
22 #include "string_ex.h"
23 #include "system_ability_definition.h"
24
25 namespace OHOS {
26 namespace AppExecFwk {
27 namespace {
28 const std::u16string BMS_PROXY_INTERFACE_TOKEN = u"ohos.appexecfwk.BundleMgr";
29 }
30
GetBmsProxy()31 sptr<IRemoteObject> BundleMgrProxyNative::GetBmsProxy()
32 {
33 auto samgrProxy = SystemAbilityManagerClient::GetInstance().GetSystemAbilityManager();
34 if (samgrProxy == nullptr) {
35 APP_LOGE("fail to get samgr.");
36 return nullptr;
37 }
38 return samgrProxy->GetSystemAbility(BUNDLE_MGR_SERVICE_SYS_ABILITY_ID);
39 }
40
GetBundleInfoForSelf(int32_t flags,BundleInfo & bundleInfo)41 bool BundleMgrProxyNative::GetBundleInfoForSelf(int32_t flags, BundleInfo &bundleInfo)
42 {
43 APP_LOGI("begin to get bundle info for self");
44 MessageParcel data;
45 if (!data.WriteInterfaceToken(BMS_PROXY_INTERFACE_TOKEN)) {
46 APP_LOGE("fail to GetBundleInfoForSelf due to write InterfaceToken fail");
47 return false;
48 }
49 if (!data.WriteInt32(flags)) {
50 APP_LOGE("fail to GetBundleInfoForSelf due to write flag fail");
51 return false;
52 }
53 if (!GetParcelableInfo<BundleInfo>(GET_BUNDLE_INFO_FOR_SELF_NATIVE, data, bundleInfo)) {
54 APP_LOGE("fail to GetBundleInfoForSelf from server");
55 return false;
56 }
57 return true;
58 }
59
SendTransactCmd(uint32_t code,MessageParcel & data,MessageParcel & reply)60 bool BundleMgrProxyNative::SendTransactCmd(uint32_t code, MessageParcel &data, MessageParcel &reply)
61 {
62 MessageOption option(MessageOption::TF_SYNC);
63
64 sptr<IRemoteObject> remote = GetBmsProxy();
65 if (remote == nullptr) {
66 APP_LOGE("fail to send transact cmd %{public}d due to remote object", code);
67 return false;
68 }
69 int32_t result = remote->SendRequest(static_cast<uint32_t>(code), data, reply, option);
70 if (result != NO_ERROR) {
71 APP_LOGE("receive error transact code %{public}d in transact cmd %{public}d", result, code);
72 return false;
73 }
74 return true;
75 }
76
77 template<typename T>
GetParcelableInfo(uint32_t code,MessageParcel & data,T & parcelableInfo)78 bool BundleMgrProxyNative::GetParcelableInfo(uint32_t code, MessageParcel &data, T &parcelableInfo)
79 {
80 MessageParcel reply;
81 if (!SendTransactCmd(code, data, reply)) {
82 return false;
83 }
84
85 int32_t res = reply.ReadInt32();
86 if (res != NO_ERROR) {
87 APP_LOGE("reply result failed");
88 return false;
89 }
90 std::unique_ptr<T> info(reply.ReadParcelable<T>());
91 if (info == nullptr) {
92 APP_LOGE("readParcelableInfo failed");
93 return false;
94 }
95 parcelableInfo = *info;
96 APP_LOGD("get parcelable info success");
97 return true;
98 }
99 } // namespace AppExecFwk
100 } // namespace OHOS