xref: /aosp_15_r20/cts/tests/tests/nativeapi/jni/NonProductionReadyNativeApiCheck-jni.cpp (revision b7c941bb3fa97aba169d73cee0bed2de8ac964bf)
1 /*
2  * Copyright (C) 2024 The Android Open Source Project
3  *
4  * Licensed under the Apache License, Version 2.0 (the "License");
5  * you may not use this file except in compliance with the License.
6  * You may obtain a copy of the License at
7  *
8  *      http://www.apache.org/licenses/LICENSE-2.0
9  *
10  * Unless required by applicable law or agreed to in writing, software
11  * distributed under the License is distributed on an "AS IS" BASIS,
12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13  * See the License for the specific language governing permissions and
14  * limitations under the License.
15  */
16 
17 #include <dlfcn.h>
18 #include <jni.h>
19 #include <string.h>
20 
21 extern "C" {
22 
Java_android_nativeapi_cts_NonProductionReadyNativeApiCheck_checkNonProductionReadyNativeApis(JNIEnv * env,jobject obj,jobjectArray nonProductionReadyApis)23 JNIEXPORT jobjectArray JNICALL Java_android_nativeapi_cts_NonProductionReadyNativeApiCheck_checkNonProductionReadyNativeApis(
24     JNIEnv* env, jobject obj, jobjectArray nonProductionReadyApis)
25 {
26     int size = env->GetArrayLength(nonProductionReadyApis);
27     jobjectArray ret = (jobjectArray)env->NewObjectArray(
28         size,
29         env->FindClass("java/lang/String"),
30         env->NewStringUTF(""));
31 
32     for (int i = 0; i < size; i++) {
33         jstring string = (jstring) env->GetObjectArrayElement(nonProductionReadyApis, i);
34         const char* api = env->GetStringUTFChars(string, 0);
35         if (dlsym(RTLD_DEFAULT, api) != nullptr) {
36             env->SetObjectArrayElement(
37                 ret, i, env->NewStringUTF(api));
38         } else {
39             env->SetObjectArrayElement(
40                 ret, i, env->NewStringUTF(""));
41         }
42         env->ReleaseStringUTFChars(string, api);
43         env->DeleteLocalRef(string);
44     }
45 
46     return ret;
47 }
48 
49 }
50