/*
* Copyright ( c ) 2019 , 2020 , Oracle and / or its affiliates . All rights reserved .
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER .
*
* This code is free software ; you can redistribute it and / or modify it
* under the terms of the GNU General Public License version 2 only , as
* published by the Free Software Foundation .
*
* This code is distributed in the hope that it will be useful , but WITHOUT
* ANY WARRANTY ; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE . See the GNU General Public License
* version 2 for more details ( a copy is included in the LICENSE file that
* accompanied this code ) .
*
* You should have received a copy of the GNU General Public License version
* 2 along with this work ; if not , write to the Free Software Foundation ,
* Inc . , 51 Franklin St , Fifth Floor , Boston , MA 02110 - 1301 USA .
*
* Please contact Oracle , 500 Oracle Parkway , Redwood Shores , CA 94065 USA
* or visit www . oracle . com if you need additional information or have any
* questions .
*
*/
#include "jni.h"
#include <stdlib.h>
#include <stdio.h>
#include <stdint.h>
JNIEXPORT jbyte JNICALL
Java_TestNative_getByteRaw(JNIEnv *env, jclass cls, jlong addr, jint index) {
jbyte *arr = (jbyte*)(uintptr_t)addr;
return arr[index];
}
JNIEXPORT jbyte JNICALL
Java_TestNative_getByteBuffer(JNIEnv *env, jclass cls, jobject buf, jint index) {
jlong addr = (jlong)(uintptr_t)(*env)->GetDirectBufferAddress(env, buf);
return Java_TestNative_getByteRaw(env, cls, addr, index);
}
JNIEXPORT jchar JNICALL
Java_TestNative_getCharRaw(JNIEnv *env, jclass cls, jlong addr, jint index) {
jchar *arr = (jchar*)(uintptr_t)addr;
return arr[index];
}
JNIEXPORT jchar JNICALL
Java_TestNative_getCharBuffer(JNIEnv *env, jclass cls, jobject buf, jint index) {
jlong addr = (jlong)(uintptr_t)(*env)->GetDirectBufferAddress(env, buf);
return Java_TestNative_getCharRaw(env, cls, addr, index);
}
JNIEXPORT jshort JNICALL
Java_TestNative_getShortRaw(JNIEnv *env, jclass cls, jlong addr, jint index) {
jshort *arr = (jshort*)(uintptr_t)addr;
return arr[index];
}
JNIEXPORT jshort JNICALL
Java_TestNative_getShortBuffer(JNIEnv *env, jclass cls, jobject buf, jint index) {
jlong addr = (jlong)(uintptr_t)(*env)->GetDirectBufferAddress(env, buf);
return Java_TestNative_getShortRaw(env, cls, addr, index);
}
JNIEXPORT jint JNICALL
Java_TestNative_getIntRaw(JNIEnv *env, jclass cls, jlong addr, jint index) {
jint *arr = (jint*)(uintptr_t)addr;
return arr[index];
}
JNIEXPORT jint JNICALL
Java_TestNative_getIntBuffer(JNIEnv *env, jclass cls, jobject buf, jint index) {
jlong addr = (jlong)(uintptr_t)(*env)->GetDirectBufferAddress(env, buf);
return Java_TestNative_getIntRaw(env, cls, addr, index);
}
JNIEXPORT jfloat JNICALL
Java_TestNative_getFloatRaw(JNIEnv *env, jclass cls, jlong addr, jint index) {
jfloat *arr = (jfloat*)(uintptr_t)addr;
return arr[index];
}
JNIEXPORT jfloat JNICALL
Java_TestNative_getFloatBuffer(JNIEnv *env, jclass cls, jobject buf, jint index) {
jlong addr = (jlong)(uintptr_t)(*env)->GetDirectBufferAddress(env, buf);
return Java_TestNative_getFloatRaw(env, cls, addr, index);
}
JNIEXPORT jlong JNICALL
Java_TestNative_getLongRaw(JNIEnv *env, jclass cls, jlong addr, jint index) {
jlong *arr = (jlong*)(uintptr_t)addr;
return arr[index];
}
JNIEXPORT jlong JNICALL
Java_TestNative_getLongBuffer(JNIEnv *env, jclass cls, jobject buf, jint index) {
jlong addr = (jlong)(uintptr_t)(*env)->GetDirectBufferAddress(env, buf);
return Java_TestNative_getLongRaw(env, cls, addr, index);
}
JNIEXPORT jdouble JNICALL
Java_TestNative_getDoubleRaw(JNIEnv *env, jclass cls, jlong addr, jint index) {
jdouble *arr = (jdouble*)(uintptr_t)addr;
return arr[index];
}
JNIEXPORT jdouble JNICALL
Java_TestNative_getDoubleBuffer(JNIEnv *env, jclass cls, jobject buf, jint index) {
jlong addr = (jlong)(uintptr_t)(*env)->GetDirectBufferAddress(env, buf);
return Java_TestNative_getDoubleRaw(env, cls, addr, index);
}
JNIEXPORT jlong JNICALL
Java_TestNative_getCapacity(JNIEnv *env, jclass cls, jobject buf) {
return (*env)->GetDirectBufferCapacity(env, buf);
}
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