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- self made block works - provided block cause crash
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -1,42 +1,28 @@ | ||
| /* | ||
| * BridJ - Dynamic and blazing-fast native interop for Java. | ||
| * http://bridj.googlecode.com/ | ||
| * Copyright (c) 2022 by Naohide Sano, All rights reserved. | ||
| * | ||
| * Copyright (c) 2010-2015, Olivier Chafik (http://ochafik.com/) | ||
| * All rights reserved. | ||
| * | ||
| * Redistribution and use in source and binary forms, with or without | ||
| * modification, are permitted provided that the following conditions are met: | ||
| * | ||
| * * Redistributions of source code must retain the above copyright | ||
| * notice, this list of conditions and the following disclaimer. | ||
| * * 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. | ||
| * * Neither the name of Olivier Chafik 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 OLIVIER CHAFIK 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 REGENTS AND 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. | ||
| * Programmed by Naohide Sano | ||
| */ | ||
|
|
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| package org.rococoa; | ||
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| import com.sun.jna.Callback; | ||
| import org.rococoa.ObjCBlocks.BlockLiteral; | ||
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| /** | ||
| * ObjCBlock. | ||
| * | ||
| * <p> | ||
| * extended class's method must have {@link BlockLiteral} as a 1st argument. | ||
| * TODO hide this from user | ||
| * </p> | ||
| * e.g. | ||
| * <pre> | ||
| * // for int (^MyBlock)(int) | ||
| * public interface MyBlock extends ObjCBlock { | ||
| * int apply(BlockLiteral literal, int n); | ||
| * } | ||
| * </pre> | ||
| * @author <a href="mailto:[email protected]">Naohide Sano</a> (nsano) | ||
| * @version 0.00 2022/10/22 nsano initial version <br> | ||
| */ | ||
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -1,51 +1,71 @@ | ||
| /* | ||
| * BridJ - Dynamic and blazing-fast native interop for Java. | ||
| * http://bridj.googlecode.com/ | ||
| * Copyright (c) 2024 by Naohide Sano, All rights reserved. | ||
| * | ||
| * Copyright (c) 2010-2015, Olivier Chafik (http://ochafik.com/) | ||
| * All rights reserved. | ||
| * | ||
| * Redistribution and use in source and binary forms, with or without | ||
| * modification, are permitted provided that the following conditions are met: | ||
| * | ||
| * * Redistributions of source code must retain the above copyright | ||
| * notice, this list of conditions and the following disclaimer. | ||
| * * 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. | ||
| * * Neither the name of Olivier Chafik 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 OLIVIER CHAFIK 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 REGENTS AND 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. | ||
| * Programmed by Naohide Sano | ||
| */ | ||
|
|
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| package org.rococoa; | ||
|
|
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| import java.util.Arrays; | ||
| import java.util.List; | ||
| import java.util.logging.Logger; | ||
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| import com.sun.jna.NativeLong; | ||
| import com.sun.jna.Pointer; | ||
| import com.sun.jna.Structure; | ||
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| /** | ||
| * ObjCBlocks. | ||
| * | ||
| * @author <a href="mailto:[email protected]">Naohide Sano</a> (nsano) | ||
| * @version 0.00 2024/02/26 nsano initial version <br> | ||
| */ | ||
| public class ObjCBlocks { | ||
|
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| private static final Logger logging = Logger.getLogger("org.rococoa.foundation"); | ||
|
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| public static ID block(ObjCBlock instance) { | ||
| ID id = Rococoa.proxy(instance).id(); | ||
| logging.info(String.format("instance: %s, %16x", instance, id.longValue())); | ||
| Pointer pBlock = Foundation.getRococoaLibrary().createObjCBlockWithFunctionPointer(id); | ||
| logging.info("pBlock: " + pBlock); | ||
| Runtime.getRuntime().addShutdownHook(new Thread(() -> Foundation.getRococoaLibrary().releaseObjCBlock(pBlock))); | ||
| return ID.fromLong(Pointer.nativeValue(pBlock)); | ||
| public static final int BLOCK_IS_NOESCAPE = 1 << 23; | ||
| public static final int BLOCK_HAS_COPY_DISPOSE = 1 << 25; | ||
| /** helpers have C++ code */ | ||
| public static final int BLOCK_HAS_CTOR = 1 << 26; | ||
| public static final int BLOCK_IS_GLOBAL = 1 << 28; | ||
| /** IFF BLOCK_HAS_SIGNATURE */ | ||
| public static final int BLOCK_HAS_STRET = 1 << 29; | ||
| public static final int BLOCK_HAS_SIGNATURE = 1 << 30; | ||
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| /** utility conversion java closure to obj-c block */ | ||
| public static BlockLiteral block(ObjCBlock block) { | ||
| BlockLiteral literal = new BlockLiteral(); | ||
| literal.flags = 0; | ||
| literal.invoke = block; | ||
| literal.write(); | ||
| return literal; | ||
| } | ||
|
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| /** */ | ||
| public static class BlockDescriptor extends Structure { | ||
| public NativeLong reserved; | ||
| public NativeLong block_size; | ||
| public Pointer rest; | ||
| public BlockDescriptor() {} | ||
| @Override | ||
| protected List<String> getFieldOrder() { | ||
| return Arrays.asList("reserved", "block_size", "rest"); | ||
| } | ||
| } | ||
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| /** */ | ||
| public static class BlockLiteral extends Structure { | ||
| public Pointer isa; | ||
| public int flags; | ||
| public int reserved; | ||
| public ObjCBlock invoke; | ||
| public BlockDescriptor descriptor; | ||
| public BlockLiteral() {} | ||
| @Override | ||
| protected List<String> getFieldOrder() { | ||
| return Arrays.asList("isa", "flags", "reserved", "invoke", "descriptor"); | ||
| } | ||
| } | ||
| } |
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