mirror of git://gcc.gnu.org/git/gcc.git
76 lines
1.9 KiB
C
76 lines
1.9 KiB
C
#include <stdlib.h>
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#include "directbuffer.h"
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#define BUFFER_SIZE 1024
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static void *address;
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JNIEXPORT jobject JNICALL
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Java_directbuffer_createDirectByteBuffer (JNIEnv *env, jclass k)
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{
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address = malloc (BUFFER_SIZE);
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return (*env)->NewDirectByteBuffer (env, address, 1024);
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}
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static void
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test_buffer (JNIEnv *env, jobject buffer, const char *name, int len)
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{
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void *tmp = (*env)->GetDirectBufferAddress (env, buffer);
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if (address == tmp)
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printf ("PASS: address of %s\n", name);
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else
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printf ("FAIL: address of %s\n", name);
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int tmplen = (*env)->GetDirectBufferCapacity (env, buffer);
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if (len == tmplen)
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printf ("PASS: length of %s\n", name);
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else
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printf ("FAIL: length of %s\n", name);
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}
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JNIEXPORT void JNICALL
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Java_directbuffer_testDirectByteBuffer (JNIEnv *env, jclass k, jobject buffer, jint len)
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{
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test_buffer (env, buffer, "direct java.nio.ByteBuffer", len);
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}
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JNIEXPORT void JNICALL
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Java_directbuffer_testCharBuffer (JNIEnv *env, jclass k, jobject buffer, jint len)
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{
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test_buffer (env, buffer, "java.nio.CharBuffer view", len);
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}
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JNIEXPORT void JNICALL
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Java_directbuffer_testDoubleBuffer (JNIEnv *env, jclass k, jobject buffer, jint len)
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{
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test_buffer (env, buffer, "java.nio.DoubleBuffer view", len);
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}
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JNIEXPORT void JNICALL
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Java_directbuffer_testFloatBuffer (JNIEnv *env, jclass k, jobject buffer, jint len)
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{
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test_buffer (env, buffer, "java.nio.FloatBuffer view", len);
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}
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JNIEXPORT void JNICALL
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Java_directbuffer_testIntBuffer (JNIEnv *env, jclass k, jobject buffer, jint len)
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{
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test_buffer (env, buffer, "java.nio.IntBuffer view", len);
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}
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JNIEXPORT void JNICALL
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Java_directbuffer_testLongBuffer (JNIEnv *env, jclass k, jobject buffer, jint len)
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{
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test_buffer (env, buffer, "java.nio.LongBuffer view", len);
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}
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JNIEXPORT void JNICALL
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Java_directbuffer_testShortBuffer (JNIEnv *env, jclass k, jobject buffer, jint len)
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{
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test_buffer (env, buffer, "java.nio.ShortBuffer view", len);
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}
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