blob: cab0abf58b57d419acc7b4b3f83d48a0de1d95a9 [file] [log] [blame]
/*
* Copyright (C) 2016 The Android Open Source Project
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#include <jni.h>
#include <stdio.h>
#include <android-base/logging.h>
#include <android-base/macros.h>
#include "art_method-inl.h"
#include "java_vm_ext.h"
#include "runtime.h"
namespace art {
constexpr jint TEST_900_ENV_VERSION_NUMBER = 0x900FFFFF;
constexpr uintptr_t ENV_VALUE = 900;
// Allow this library to be used as a plugin too so we can test the stack.
static jint GetEnvHandler(JavaVMExt* vm ATTRIBUTE_UNUSED, void** new_env, jint version) {
printf("%s called in test 900\n", __func__);
if (version != TEST_900_ENV_VERSION_NUMBER) {
return JNI_EVERSION;
}
printf("GetEnvHandler called with version 0x%x\n", version);
*new_env = reinterpret_cast<void*>(ENV_VALUE);
return JNI_OK;
}
extern "C" bool ArtPlugin_Initialize() {
printf("%s called in test 900\n", __func__);
Runtime::Current()->GetJavaVM()->AddEnvironmentHook(GetEnvHandler);
return true;
}
extern "C" bool ArtPlugin_Deinitialize() {
printf("%s called in test 900\n", __func__);
return true;
}
extern "C" JNIEXPORT jint JNICALL Agent_OnLoad(JavaVM* vm,
char* options,
void* reserved ATTRIBUTE_UNUSED) {
printf("Agent_OnLoad called with options \"%s\"\n", options);
if (strcmp("test_900_round_2", options) == 0) {
return 0;
}
uintptr_t env = 0;
jint res = vm->GetEnv(reinterpret_cast<void**>(&env), TEST_900_ENV_VERSION_NUMBER);
if (res != JNI_OK) {
printf("GetEnv(TEST_900_ENV_VERSION_NUMBER) returned non-zero\n");
}
printf("GetEnv returned '%" PRIdPTR "' environment!\n", env);
return 0;
}
extern "C" JNIEXPORT void JNICALL Agent_OnUnload(JavaVM* vm ATTRIBUTE_UNUSED) {
printf("Agent_OnUnload called\n");
}
} // namespace art