unsafe-memcpy-for-java/native/UnsafeMemsetImpl.h

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/*
* Copyright (c) 2024 lax1dude
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
*
* 1. Redistributions of source code must retain the above copyright notice,
* this list of conditions and the following disclaimer.
*
* 2. 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.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS 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 COPYRIGHT HOLDER OR 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.
*/
#pragma once
#include <jni.h>
#include <stdlib.h>
#include <stdint.h>
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#include <string.h>
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#include "utils.h"
#define UNSAFE_MEMSET_IMPL(address, value, byteLength)\
memset((void*)(address), (int)(value), (size_t)(byteLength));
#define UNSAFE_MEMSET_BUFFER_IMPL(jniHandle, address, offset, value, byteLength)\
uint64_t dstBuffer = (uint64_t)(*jniHandle)->GetDirectBufferAddress(jniHandle, address);\
if(!dstBuffer) {\
unsafeThrowNotDirectBuffer(jniHandle);\
return;\
}\
UNSAFE_MEMSET_IMPL(dstBuffer + offset, value, byteLength);
#define UNSAFE_MEMSET_ARRAY_IMPL(jniHandle, address, offset, value, byteLength)\
uint64_t dstArray = (uint64_t)(*jniHandle)->GetPrimitiveArrayCritical(jniHandle, address, NULL);\
if(!dstArray) {\
unsafeThrowOutOfMemory(jniHandle);\
return;\
}\
UNSAFE_MEMSET_IMPL(dstArray + offset, value, byteLength);\
(*jniHandle)->ReleasePrimitiveArrayCritical(jniHandle, address, (void*)dstArray, JNI_COMMIT);