mirror of
https://github.com/lax1dude/unsafe-memcpy-for-java.git
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55 lines
2.2 KiB
C
55 lines
2.2 KiB
C
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/*
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* Copyright (c) 2024 lax1dude
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions are met:
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*
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* 1. Redistributions of source code must retain the above copyright notice,
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* this list of conditions and the following disclaimer.
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*
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* 2. Redistributions in binary form must reproduce the above copyright notice,
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* this list of conditions and the following disclaimer in the documentation
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* and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS <EFBFBD>AS IS<EFBFBD>
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* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
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* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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* POSSIBILITY OF SUCH DAMAGE.
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*/
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#pragma once
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#include <jni.h>
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#include "utils.h"
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#define UNSAFE_ARRAYS_GET_ELEMENTS_IMPL(jniHandle, array, elementType, getElementsFunction)\
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elementType* srcArray = (*jniHandle)->getElementsFunction(jniHandle, array, NULL);\
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if(!srcArray) {\
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unsafeThrowOutOfMemory(jniHandle);\
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return 0;\
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}\
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return (jlong)srcArray;\
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#define UNSAFE_ARRAYS_GET_ELEMENTS_IMPL_IS_COPY(jniHandle, array, elementType, getElementsFunction, isCopy)\
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jboolean wasCopied;\
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elementType* srcArray = (*jniHandle)->getElementsFunction(jniHandle, array, NULL);\
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if(isCopy) {\
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(*jniHandle)->SetBooleanArrayRegion(jniHandle, isCopy, 0, 1, &wasCopied);\
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}\
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if(!srcArray) {\
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unsafeThrowOutOfMemory(jniHandle);\
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return 0;\
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}\
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return (jlong)srcArray;\
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#define UNSAFE_ARRAYS_RELEASE_ELEMENTS_IMPL(jniHandle, array, ptr, elementType, releaseElementsFunction, mode)\
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(*jniHandle)->releaseElementsFunction(jniHandle, array, (elementType*)ptr, mode);
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