1 /*
2 * Copyright (c) 2021 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 "dm_napi_common.h"
17
18 #include <securec.h>
19 #include <string>
20
21 #include "accesstoken_kit.h"
22 #include "bundle_constants.h"
23 #include "ipc_skeleton.h"
24
25 namespace OHOS {
SetMemberInt32(napi_env env,napi_value result,const char * key,int32_t value)26 napi_status SetMemberInt32(napi_env env, napi_value result, const char *key, int32_t value)
27 {
28 napi_value num;
29 GNAPI_INNER(napi_create_int32(env, value, &num));
30 GNAPI_INNER(napi_set_named_property(env, result, key, num));
31 return napi_ok;
32 }
33
SetMemberUint32(napi_env env,napi_value result,const char * key,uint32_t value)34 napi_status SetMemberUint32(napi_env env, napi_value result, const char *key, uint32_t value)
35 {
36 napi_value num;
37 GNAPI_INNER(napi_create_uint32(env, value, &num));
38 GNAPI_INNER(napi_set_named_property(env, result, key, num));
39 return napi_ok;
40 }
41
SetMemberUndefined(napi_env env,napi_value result,const char * key)42 napi_status SetMemberUndefined(napi_env env, napi_value result, const char *key)
43 {
44 napi_value undefined;
45 GNAPI_INNER(napi_get_undefined(env, &undefined));
46 GNAPI_INNER(napi_set_named_property(env, result, key, undefined));
47 return napi_ok;
48 }
49
CheckCallingPermission(const std::string & permission)50 bool CheckCallingPermission(const std::string &permission)
51 {
52 WLOGI("CheckCallingPermission, permission:%{public}s", permission.c_str());
53 if (!permission.empty() &&
54 Security::AccessToken::AccessTokenKit::VerifyAccessToken(IPCSkeleton::GetCallingTokenID(), permission)
55 != AppExecFwk::Constants::PERMISSION_GRANTED) {
56 WLOGFE("%{public}s permission not granted.", permission.c_str());
57 return false;
58 }
59 WLOGI("CheckCallingPermission end.");
60 return true;
61 }
62
SetErrorInfo(napi_env env,Rosen::DmErrorCode wret,const std::string & errMessage,napi_value result[],int count)63 void SetErrorInfo(napi_env env, Rosen::DmErrorCode wret, const std::string& errMessage, napi_value result[], int count)
64 {
65 if (count != 2 || result == nullptr) { // input param number is 2
66 GNAPI_LOG("Error, input param number must be 2");
67 return;
68 }
69 napi_value code = nullptr;
70 napi_value message = nullptr;
71 napi_create_int32(env, static_cast<int32_t>(wret), &code);
72 napi_create_string_utf8(env, errMessage.c_str(), strlen(errMessage.c_str()), &message);
73 napi_create_error(env, code, message, &result[0]);
74 napi_get_undefined(env, &result[1]);
75 }
76
ProcessPromise(napi_env env,Rosen::DmErrorCode wret,napi_deferred deferred,napi_value result[],int count)77 void ProcessPromise(napi_env env, Rosen::DmErrorCode wret, napi_deferred deferred, napi_value result[], int count)
78 {
79 if (count != 2 || result == nullptr) { // input param number is 2
80 GNAPI_LOG("Error, input param number must be 2");
81 return;
82 }
83 GNAPI_LOG("AsyncProcess: Promise");
84 if (wret == Rosen::DmErrorCode::DM_OK) {
85 GNAPI_LOG("AsyncProcess: Promise resolve");
86 napi_resolve_deferred(env, deferred, result[1]);
87 } else {
88 GNAPI_LOG("AsyncProcess: Promise reject");
89 napi_reject_deferred(env, deferred, result[0]);
90 }
91 }
92
ProcessCallback(napi_env env,napi_ref ref,napi_value result[],int count)93 void ProcessCallback(napi_env env, napi_ref ref, napi_value result[], int count)
94 {
95 if (count != 2 || result == nullptr) { // input param number is 2
96 GNAPI_LOG("Error, input param number must be 2");
97 return;
98 }
99 GNAPI_LOG("AsyncProcess Callback");
100 napi_value callback = nullptr;
101 napi_value returnVal = nullptr;
102 napi_get_reference_value(env, ref, &callback);
103 napi_call_function(env, nullptr, callback, 2, result, &returnVal); // 2: callback func input number
104 napi_delete_reference(env, ref);
105 }
106
NAPICall(napi_env env,napi_status status)107 bool NAPICall(napi_env env, napi_status status)
108 {
109 if (status == napi_ok) {
110 return true;
111 }
112
113 const napi_extended_error_info *errorInfo = nullptr;
114 bool isPending = false;
115 napi_get_last_error_info(env, &errorInfo);
116 napi_is_exception_pending(env, &isPending);
117 if (!isPending && errorInfo != nullptr) {
118 const char *errorMessage =
119 errorInfo->error_message != nullptr ? errorInfo->error_message : "empty error message";
120 napi_throw_error(env, nullptr, errorMessage);
121 }
122
123 return false;
124 }
125 } // namespace OHOS
126