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 "dev_slinfo_list.h"
17 #include "dev_slinfo_adpt.h"
18 #include "dev_slinfo_log.h"
19 
20 #ifdef __cplusplus
21 extern "C" {
22 #endif
23 
24 #define DATASL_API __attribute__ ((visibility ("default")))
25 
GetHighestSecLevelByUdid(DEVSLQueryParams * queryParams,uint32_t * dataLevel)26 static int32_t GetHighestSecLevelByUdid(DEVSLQueryParams *queryParams, uint32_t *dataLevel)
27 {
28     int32_t ret;
29     int32_t devLevel = DEFAULT_DEV_SEC_LEVEL;
30 
31     if ((queryParams->udidLen <= 0u) || (queryParams->udidLen > 64u)) {
32         return DEVSL_ERR_BAD_PARAMETERS;
33     }
34 
35     ret = GetDeviceSecLevelByUdid(queryParams->udid, queryParams->udidLen, &devLevel);
36     if (ret != DEVSL_SUCCESS) {
37         *dataLevel = DATA_SEC_LEVEL0;
38         DATA_SEC_LOG_ERROR("GetHighestSecLevelByUdid: get device security level failed, error code: %d", ret);
39         return ret;
40     }
41 
42     *dataLevel = GetDataSecLevelByDevSecLevel(devLevel);
43     return ret;
44 }
45 
DATASL_OnStart(void)46 DATASL_API int32_t DATASL_OnStart(void)
47 {
48     int32_t ret;
49 
50     DATA_SEC_LOG_INFO("Enter DATASL_Onstart...");
51     ret = StartDevslEnv();
52     if (ret != DEVSL_SUCCESS) {
53         DATA_SEC_LOG_ERROR("DATASL_Onstart: StartDevslEnv - failed, error code is %d", ret);
54         FinishDevslEnv();
55         return DEVSL_ERROR;
56     }
57     DATA_SEC_LOG_INFO("DATASL_Onstart done!");
58     return DEVSL_SUCCESS;
59 }
60 
DATASL_OnStop(void)61 DATASL_API void DATASL_OnStop(void)
62 {
63     DATA_SEC_LOG_INFO("Enter DATASL_OnStop...");
64     FinishDevslEnv();
65     DATA_SEC_LOG_INFO("DATASL_OnStop done!");
66     return;
67 }
68 
DATASL_GetHighestSecLevel(DEVSLQueryParams * queryParams,uint32_t * levelInfo)69 DATASL_API int32_t DATASL_GetHighestSecLevel(DEVSLQueryParams *queryParams, uint32_t *levelInfo)
70 {
71     int32_t ret;
72     DATA_SEC_LOG_INFO("Enter DATASL_GetHighestSecLevel...");
73     if ((queryParams == NULL) || (levelInfo == NULL)) {
74         return DEVSL_ERR_BAD_PARAMETERS;
75     }
76 
77     ret = GetHighestSecLevelByUdid(queryParams, levelInfo);
78 
79     DATA_SEC_LOG_INFO("DATASL_GetHighestSecLevel done!");
80     return ret;
81 }
82 
GetHighestSecLevelByUdidAsync(DEVSLQueryParams * queryParams)83 static int32_t GetHighestSecLevelByUdidAsync(DEVSLQueryParams *queryParams)
84 {
85     DATA_SEC_LOG_INFO("Enter GetHighestSecLevelByUdidAsync...");
86     int32_t ret;
87 
88     ret = GetDeviceSecLevelByUdidAsync(queryParams->udid, queryParams->udidLen);
89     if (ret != DEVSL_SUCCESS) {
90         DATA_SEC_LOG_ERROR("GetHighestSecLevelByUdidAsync: get device security level failed, error code: %d", ret);
91         return ret;
92     }
93 
94     DATA_SEC_LOG_INFO("GetHighestSecLevelByUdidAsync done!");
95     return ret;
96 }
97 
DATASL_GetHighestSecLevelAsync(DEVSLQueryParams * queryParams,HigestSecInfoCallback * callback)98 DATASL_API int32_t DATASL_GetHighestSecLevelAsync(DEVSLQueryParams *queryParams, HigestSecInfoCallback *callback)
99 {
100     DATA_SEC_LOG_INFO("Enter DATASL_GetHighestSecLevelAsync...");
101     int32_t ret;
102 
103     if ((queryParams == NULL) || (callback == NULL) || (queryParams->udidLen <= 0u) || (queryParams->udidLen > 64u)) {
104         return DEVSL_ERR_BAD_PARAMETERS;
105     }
106 
107     ret = UpdateCallbackListParams(queryParams, callback);
108     if (ret != DEVSL_SUCCESS) {
109         DATA_SEC_LOG_ERROR("DATASL_GetHighestSecLevelAsync: Update Callback list params failed, error code: %d", ret);
110         return ret;
111     }
112 
113     ret = GetHighestSecLevelByUdidAsync(queryParams);
114     DATA_SEC_LOG_INFO("DATASL_GetHighestSecLevelAsync done!");
115     return ret;
116 }
117 
118 #ifdef __cplusplus
119 }
120 #endif