diff options
Diffstat (limited to 'libjava/testsuite/libjava.jni/directbuffer.c')
-rw-r--r-- | libjava/testsuite/libjava.jni/directbuffer.c | 75 |
1 files changed, 75 insertions, 0 deletions
diff --git a/libjava/testsuite/libjava.jni/directbuffer.c b/libjava/testsuite/libjava.jni/directbuffer.c new file mode 100644 index 0000000..3d32aba --- /dev/null +++ b/libjava/testsuite/libjava.jni/directbuffer.c @@ -0,0 +1,75 @@ +#include <stdlib.h> + +#include "directbuffer.h" + +#define BUFFER_SIZE 1024 + +static void *address; + +JNIEXPORT jobject JNICALL +Java_directbuffer_createDirectByteBuffer (JNIEnv *env, jclass k) +{ + address = malloc (BUFFER_SIZE); + return (*env)->NewDirectByteBuffer (env, address, 1024); +} + +static void +test_buffer (JNIEnv *env, jobject buffer, const char *name, int len) +{ + void *tmp = (*env)->GetDirectBufferAddress (env, buffer); + + if (address == tmp) + printf ("PASS: address of %s\n", name); + else + printf ("FAIL: address of %s\n", name); + + int tmplen = (*env)->GetDirectBufferCapacity (env, buffer); + + if (len == tmplen) + printf ("PASS: length of %s\n", name); + else + printf ("FAIL: length of %s\n", name); +} + +JNIEXPORT void JNICALL +Java_directbuffer_testDirectByteBuffer (JNIEnv *env, jclass k, jobject buffer, jint len) +{ + test_buffer (env, buffer, "direct java.nio.ByteBuffer", len); +} + +JNIEXPORT void JNICALL +Java_directbuffer_testCharBuffer (JNIEnv *env, jclass k, jobject buffer, jint len) +{ + test_buffer (env, buffer, "java.nio.CharBuffer view", len); +} + +JNIEXPORT void JNICALL +Java_directbuffer_testDoubleBuffer (JNIEnv *env, jclass k, jobject buffer, jint len) +{ + test_buffer (env, buffer, "java.nio.DoubleBuffer view", len); +} + +JNIEXPORT void JNICALL +Java_directbuffer_testFloatBuffer (JNIEnv *env, jclass k, jobject buffer, jint len) +{ + test_buffer (env, buffer, "java.nio.FloatBuffer view", len); +} + +JNIEXPORT void JNICALL +Java_directbuffer_testIntBuffer (JNIEnv *env, jclass k, jobject buffer, jint len) +{ + test_buffer (env, buffer, "java.nio.IntBuffer view", len); +} + +JNIEXPORT void JNICALL +Java_directbuffer_testLongBuffer (JNIEnv *env, jclass k, jobject buffer, jint len) +{ + test_buffer (env, buffer, "java.nio.LongBuffer view", len); +} + +JNIEXPORT void JNICALL +Java_directbuffer_testShortBuffer (JNIEnv *env, jclass k, jobject buffer, jint len) +{ + test_buffer (env, buffer, "java.nio.ShortBuffer view", len); +} + |