68 lines
2.5 KiB
C
68 lines
2.5 KiB
C
/*
|
|
* Copyright (c) 2006, Swedish Institute of Computer Science.
|
|
* All rights reserved.
|
|
*
|
|
* Redistribution and use in source and binary forms, with or without
|
|
* modification, are permitted provided that the following conditions
|
|
* are met:
|
|
* 1. Redistributions of source code must retain the above copyright
|
|
* notice, this list of conditions and the following disclaimer.
|
|
* 2. Redistributions in binary form must reproduce the above copyright
|
|
* notice, this list of conditions and the following disclaimer in the
|
|
* documentation and/or other materials provided with the distribution.
|
|
* 3. Neither the name of the Institute nor the names of its contributors
|
|
* may be used to endorse or promote products derived from this software
|
|
* without specific prior written permission.
|
|
*
|
|
* THIS SOFTWARE IS PROVIDED BY THE INSTITUTE AND CONTRIBUTORS ``AS IS'' AND
|
|
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
|
|
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
|
|
* ARE DISCLAIMED. IN NO EVENT SHALL THE INSTITUTE OR CONTRIBUTORS BE LIABLE
|
|
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
|
|
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
|
|
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
|
|
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
|
|
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
|
|
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
|
|
* SUCH DAMAGE.
|
|
*
|
|
* $Id: level5.c,v 1.1 2006/08/21 12:13:10 fros4943 Exp $
|
|
*/
|
|
|
|
#include <jni.h>
|
|
#include <stdio.h>
|
|
#include <string.h>
|
|
|
|
int ref_var;
|
|
|
|
int initialized_counter=1;
|
|
int uninitialized_counter;
|
|
|
|
JNIEXPORT void JNICALL
|
|
Java_Level5_doCount(JNIEnv *env, jobject obj)
|
|
{
|
|
fprintf(stderr, ">> DATA_counter=\t%i\tBSS_counter=\t%i\n", initialized_counter++, uninitialized_counter++);
|
|
fflush(stderr);
|
|
}
|
|
JNIEXPORT jint JNICALL
|
|
Java_Level5_getRefAddress(JNIEnv *env, jobject obj)
|
|
{
|
|
return (jint) &ref_var;
|
|
}
|
|
|
|
JNIEXPORT jbyteArray JNICALL
|
|
Java_Level5_getMemory(JNIEnv *env, jobject obj, jint start, jint length)
|
|
{
|
|
jbyteArray ret=(*env)->NewByteArray(env, length);
|
|
(*env)->SetByteArrayRegion(env, ret, 0, (size_t) length, (jbyte *) start);
|
|
|
|
return (ret);
|
|
}
|
|
|
|
JNIEXPORT void JNICALL
|
|
Java_Level5_setMemory(JNIEnv *env, jobject obj, jint start, jint length, jbyteArray mem_arr)
|
|
{
|
|
jbyte *mem = (*env)->GetByteArrayElements(env, mem_arr, 0);
|
|
memcpy((void *) start, mem, length);
|
|
(*env)->ReleaseByteArrayElements(env, mem_arr, mem, 0);
|
|
}
|