1 /*
2 * Copyright (c) 2023 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_checker.h"
17
18 #include "accesstoken_kit.h"
19 #include "global.h"
20
21 namespace OHOS {
22 namespace MiscServices {
23 using namespace Security::AccessToken;
IsCurrentIme(uint32_t tokenID,const std::string & currentIme)24 bool BundleChecker::IsCurrentIme(uint32_t tokenID, const std::string ¤tIme)
25 {
26 std::string bundleName = GetBundleNameByToken(tokenID);
27 if (bundleName.empty()) {
28 return false;
29 }
30 if (currentIme.empty() || bundleName.empty()) {
31 IMSA_HILOGE("empty string");
32 return false;
33 }
34 if (bundleName != currentIme) {
35 IMSA_HILOGE(
36 "not current ime, caller: %{public}s, current ime: %{public}s", bundleName.c_str(), currentIme.c_str());
37 return false;
38 }
39 IMSA_HILOGD("checked ime successfully");
40 return true;
41 }
42
CheckPermission(uint32_t tokenID,const std::string & permission)43 bool BundleChecker::CheckPermission(uint32_t tokenID, const std::string &permission)
44 {
45 if (AccessTokenKit::VerifyAccessToken(tokenID, permission) != PERMISSION_GRANTED) {
46 IMSA_HILOGE("Permission [%{public}s] not granted", permission.c_str());
47 return false;
48 }
49 IMSA_HILOGD("verify AccessToken success");
50 return true;
51 }
52
GetBundleNameByToken(uint32_t tokenID)53 std::string BundleChecker::GetBundleNameByToken(uint32_t tokenID)
54 {
55 auto tokenType = AccessTokenKit::GetTokenTypeFlag(tokenID);
56 if (tokenType != TOKEN_HAP) {
57 IMSA_HILOGE("invalid token");
58 return "";
59 }
60 HapTokenInfo info;
61 int ret = AccessTokenKit::GetHapTokenInfo(tokenID, info);
62 if (ret != ErrorCode::NO_ERROR) {
63 IMSA_HILOGE("failed to get hap info, ret: %{public}d", ret);
64 return "";
65 }
66 return info.bundleName;
67 }
68 } // namespace MiscServices
69 } // namespace OHOS
70