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 const int ERROR_CODE_LEN = 16; // 16 is the max len of error code
26
27 namespace OHOS {
SetMemberInt32(napi_env env,napi_value result,const char * key,int32_t value)28 napi_status SetMemberInt32(napi_env env, napi_value result, const char *key, int32_t value)
29 {
30 napi_value num;
31 GNAPI_INNER(napi_create_int32(env, value, &num));
32 GNAPI_INNER(napi_set_named_property(env, result, key, num));
33 return napi_ok;
34 }
35
SetMemberUint32(napi_env env,napi_value result,const char * key,uint32_t value)36 napi_status SetMemberUint32(napi_env env, napi_value result, const char *key, uint32_t value)
37 {
38 napi_value num;
39 GNAPI_INNER(napi_create_uint32(env, value, &num));
40 GNAPI_INNER(napi_set_named_property(env, result, key, num));
41 return napi_ok;
42 }
43
SetMemberUndefined(napi_env env,napi_value result,const char * key)44 napi_status SetMemberUndefined(napi_env env, napi_value result, const char *key)
45 {
46 napi_value undefined;
47 GNAPI_INNER(napi_get_undefined(env, &undefined));
48 GNAPI_INNER(napi_set_named_property(env, result, key, undefined));
49 return napi_ok;
50 }
51
CheckCallingPermission(const std::string & permission)52 bool CheckCallingPermission(const std::string &permission)
53 {
54 WLOGFI("CheckCallingPermission, permission:%{public}s", permission.c_str());
55 if (!permission.empty() &&
56 Security::AccessToken::AccessTokenKit::VerifyAccessToken(IPCSkeleton::GetCallingTokenID(), permission)
57 != AppExecFwk::Constants::PERMISSION_GRANTED) {
58 WLOGFE("%{public}s permission not granted.", permission.c_str());
59 return false;
60 }
61 WLOGFI("CheckCallingPermission end.");
62 return true;
63 }
64
SetErrorInfo(napi_env env,Rosen::DmErrorCode wret,const std::string & errMessage,napi_value result[],int count)65 void SetErrorInfo(napi_env env, Rosen::DmErrorCode wret, const std::string& errMessage, napi_value result[], int count)
66 {
67 if (count != 2 || result == nullptr) { // input param number is 2
68 GNAPI_LOG("Error, input param number must be 2");
69 return;
70 }
71 napi_value code = nullptr;
72 napi_value message = nullptr;
73 char errorCode[ERROR_CODE_LEN];
74 (void)sprintf_s(errorCode, sizeof(errorCode), "%d", static_cast<int32_t>(wret));
75 napi_create_string_utf8(env, errorCode, strlen(errorCode), &code);
76 napi_create_string_utf8(env, errMessage.c_str(), strlen(errMessage.c_str()), &message);
77 napi_create_error(env, code, message, &result[0]);
78 napi_get_undefined(env, &result[1]);
79 }
80
ProcessPromise(napi_env env,Rosen::DmErrorCode wret,napi_deferred deferred,napi_value result[],int count)81 void ProcessPromise(napi_env env, Rosen::DmErrorCode wret, napi_deferred deferred, napi_value result[], int count)
82 {
83 if (count != 2 || result == nullptr) { // input param number is 2
84 GNAPI_LOG("Error, input param number must be 2");
85 return;
86 }
87 GNAPI_LOG("AsyncProcess: Promise");
88 if (wret == Rosen::DmErrorCode::DM_OK) {
89 GNAPI_LOG("AsyncProcess: Promise resolve");
90 napi_resolve_deferred(env, deferred, result[1]);
91 } else {
92 GNAPI_LOG("AsyncProcess: Promise reject");
93 napi_reject_deferred(env, deferred, result[0]);
94 }
95 }
96
ProcessCallback(napi_env env,napi_ref ref,napi_value result[],int count)97 void ProcessCallback(napi_env env, napi_ref ref, napi_value result[], int count)
98 {
99 if (count != 2 || result == nullptr) { // input param number is 2
100 GNAPI_LOG("Error, input param number must be 2");
101 return;
102 }
103 GNAPI_LOG("AsyncProcess Callback");
104 napi_value callback = nullptr;
105 napi_value returnVal = nullptr;
106 napi_get_reference_value(env, ref, &callback);
107 napi_call_function(env, nullptr, callback, 2, result, &returnVal); // 2: callback func input number
108 napi_delete_reference(env, ref);
109 }
110
NAPICall(napi_env env,napi_status status)111 bool NAPICall(napi_env env, napi_status status)
112 {
113 if (status == napi_ok) {
114 return true;
115 }
116
117 const napi_extended_error_info *errorInfo = nullptr;
118 bool isPending = false;
119 napi_get_last_error_info(env, &errorInfo);
120 napi_is_exception_pending(env, &isPending);
121 if (!isPending && errorInfo != nullptr) {
122 const char *errorMessage =
123 errorInfo->error_message != nullptr ? errorInfo->error_message : "empty error message";
124 napi_throw_error(env, nullptr, errorMessage);
125 }
126
127 return false;
128 }
129 } // namespace OHOS
130