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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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* published by the Free Software Foundation. Oracle designates this
* particular file as subject to the "Classpath" exception as provided
* by Oracle in the LICENSE file that accompanied this code.
*
* 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).
*
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package com.oracle.svm.core.windows;
import org.graalvm.nativeimage.hosted.Feature;
import org.graalvm.nativeimage.ImageSingletons;
import org.graalvm.nativeimage.Platform;
import org.graalvm.nativeimage.Platforms;
import org.graalvm.nativeimage.impl.UnmanagedMemorySupport;
import org.graalvm.word.PointerBase;
import org.graalvm.word.UnsignedWord;
import org.graalvm.word.WordFactory;
import com.oracle.svm.core.windows.headers.LibC;
import com.oracle.svm.core.annotate.AutomaticFeature;
import com.oracle.svm.core.annotate.Uninterruptible;
class WindowsUnmanagedMemorySupportImpl implements UnmanagedMemorySupport {
@Override
@Uninterruptible(reason = "Called from uninterruptible code.", mayBeInlined = true)
public <T extends PointerBase> T malloc(UnsignedWord size) {
return LibC.malloc(size);
}
@Override
@Uninterruptible(reason = "Called from uninterruptible code.", mayBeInlined = true)
public <T extends PointerBase> T calloc(UnsignedWord size) {
return LibC.calloc(WordFactory.unsigned(1), size);
}
@Override
@Uninterruptible(reason = "Called from uninterruptible code.", mayBeInlined = true)
public <T extends PointerBase> T realloc(T ptr, UnsignedWord size) {
return LibC.realloc(ptr, size);
}
@Override
@Uninterruptible(reason = "Called from uninterruptible code.", mayBeInlined = true)
public void free(PointerBase ptr) {
LibC.free(ptr);
}
}
@AutomaticFeature
@Platforms(Platform.WINDOWS.class)
class UnmanagedMemoryFeature implements Feature {
@Override
public void afterRegistration(AfterRegistrationAccess access) {
ImageSingletons.add(UnmanagedMemorySupport.class, new WindowsUnmanagedMemorySupportImpl());
}
}