1 /*
2 * Copyright (C) 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 <string>
17 #include <cstdbool>
18 #include <cstdint>
19
20 #include "DataProtectionKit/dlp_permission_api.h"
21 #include "hilog/log.h"
22 #include "napi/native_api.h"
23 #include "native_common.h"
24
OsGetDlpPermissionInfoA(napi_env env, napi_callback_info info)25 static napi_value OsGetDlpPermissionInfoA(napi_env env, napi_callback_info info)
26 {
27 DLP_FileAccess dlpFileAccess = NO_PERMISSION; //表示DLP文件授权类型
28 uint32_t flags = 0; //表示DLP文件的详细操作权限
29 DLP_ErrCode ret = OH_DLP_GetDlpPermissionInfo(&dlpFileAccess, &flags);
30 if (ret == DLP_ErrCode::ERR_OH_SUCCESS) {
31 napi_value result[2] = {nullptr};
32 napi_create_int32(env, dlpFileAccess, &result[0]);
33 napi_create_int32(env, flags, &result[1]);
34 return result[1];
35 }
36 napi_value result = nullptr;
37 napi_create_int32(env, ret, &result);
38 return result;
39 }
40
OsGetOriginalFileNameA(napi_env env, napi_callback_info info)41 static napi_value OsGetOriginalFileNameA(napi_env env, napi_callback_info info)
42 {
43 const char *fileName = "test.txt.dlp"; //表示dlp文件名，用以获取原始文件名
44 char *originalFileName = NULL; //表示原始文件名
45 DLP_ErrCode ret = OH_DLP_GetOriginalFileName(fileName, &originalFileName);
46 if (ret == DLP_ErrCode::ERR_OH_SUCCESS) {
47 napi_value result = nullptr;
48 napi_create_string_utf8(env, originalFileName, NAPI_AUTO_LENGTH, &result);
49 return result;
50 }
51 napi_value result = nullptr;
52 napi_create_int32(env, ret, &result);
53 free(originalFileName); //处理完后手动释放originalFileName
54 return result;
55 }
56
OsIsInSandboxA(napi_env env, napi_callback_info info)57 static napi_value OsIsInSandboxA(napi_env env, napi_callback_info info)
58 {
59 bool isInSandbox = false; //true 表示当前应用在沙箱中，false 表示应用不在沙箱
60 DLP_ErrCode ret = OH_DLP_IsInSandbox(&isInSandbox);
61 if (ret == DLP_ErrCode::ERR_OH_SUCCESS) {
62 napi_value result = nullptr;
63 napi_get_boolean(env, isInSandbox, &result);
64 return result;
65 }
66 napi_value result = nullptr;
67 napi_create_int32(env, ret, &result);
68 return result;
69 }
70
OsSetSandboxAppConfigA(napi_env env, napi_callback_info info)71 static napi_value OsSetSandboxAppConfigA(napi_env env, napi_callback_info info)
72 {
73 const char *configInfo = "configInfo"; //沙箱应用配置信息，用户可将配置信息json化后传入
74 DLP_ErrCode ret = OH_DLP_SetSandboxAppConfig(configInfo);
75
76 napi_value result = nullptr;
77 napi_create_int32(env, ret, &result);
78 return result;
79 }
80
OsGetSandboxAppConfigA(napi_env env, napi_callback_info info)81 static napi_value OsGetSandboxAppConfigA(napi_env env, napi_callback_info info)
82 {
83 char *configInfo = NULL; //输出json化后的沙箱应用配置信息
84 DLP_ErrCode ret = OH_DLP_GetSandboxAppConfig(&configInfo);
85 if (ret == DLP_ErrCode::ERR_OH_SUCCESS) {
86 napi_value result = nullptr;
87 napi_create_string_utf8(env, configInfo, NAPI_AUTO_LENGTH, &result);
88 return result;
89 }
90 napi_value result = nullptr;
91 napi_create_int32(env, ret, &result);
92 free(configInfo); //处理完后手动释放configInfo
93 return result;
94 }
95
OsCleanSandboxAppConfigA(napi_env env, napi_callback_info info)96 static napi_value OsCleanSandboxAppConfigA(napi_env env, napi_callback_info info)
97 {
98 DLP_ErrCode ret = OH_DLP_CleanSandboxAppConfig();
99
100 napi_value result = nullptr;
101 napi_create_int32(env, ret, &result);
102 return result;
103 }
104
105 EXTERN_C_START
Init(napi_env env, napi_value exports)106 static napi_value Init(napi_env env, napi_value exports)
107 {
108 napi_property_descriptor desc[] = {
109 {"osGetDlpPermissionInfoA", nullptr, OsGetDlpPermissionInfoA, nullptr,
110 nullptr, nullptr, napi_default, nullptr},
111 {"osGetOriginalFileNameA", nullptr, OsGetOriginalFileNameA, nullptr,
112 nullptr, nullptr, napi_default, nullptr},
113 {"osIsInSandboxA", nullptr, OsIsInSandboxA, nullptr,
114 nullptr, nullptr, napi_default, nullptr},
115 {"osSetSandboxAppConfigA", nullptr, OsSetSandboxAppConfigA, nullptr,
116 nullptr, nullptr, napi_default, nullptr},
117 {"osGetSandboxAppConfigA", nullptr, OsGetSandboxAppConfigA, nullptr,
118 nullptr, nullptr, napi_default, nullptr},
119 {"osCleanSandboxAppConfigA", nullptr, OsCleanSandboxAppConfigA, nullptr,
120 nullptr, nullptr, napi_default, nullptr}
121 };
122
123 napi_define_properties(env, exports, sizeof(desc) / sizeof(desc[0]), desc);
124 return exports;
125 }
126 EXTERN_C_END
127
128 static napi_module demoModule = {
129 .nm_version = 1,
130 .nm_flags = 0,
131 .nm_filename = nullptr,
132 // 模块对外接口注册函数
133 .nm_register_func = Init,
134 // 自定义模块
135 .nm_modname = "entry",
136 .nm_priv = ((void*)0),
137 .reserved = {0},
138 };
139
RegisterEntryModule(void)140 extern "C" __attribute__((constructor)) void RegisterEntryModule(void)
141 {
142 napi_module_register(&demoModule);
143 }
144