#include "il2cpp-config.h"
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#include <memory>
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#include "icalls/mscorlib/System/Buffer.h"
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#include "il2cpp-class-internals.h"
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#include "vm/Array.h"
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#include "vm/Class.h"
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#include "vm/Exception.h"
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using il2cpp::vm::Class;
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namespace il2cpp
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{
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namespace icalls
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{
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namespace mscorlib
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{
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namespace System
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{
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bool Buffer::BlockCopyInternal(Il2CppArray * src, int src_offset, Il2CppArray * dest, int dest_offset, int count)
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{
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IL2CPP_CHECK_ARG_NULL(src);
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IL2CPP_CHECK_ARG_NULL(dest);
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/* watch out for integer overflow */
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if (((uint32_t)src_offset > il2cpp::vm::Array::GetByteLength(src) - count) || ((uint32_t)dest_offset > il2cpp::vm::Array::GetByteLength(dest) - count))
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return false;
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char *src_buf = ((char*)il2cpp_array_addr_with_size(src, Class::GetInstanceSize(src->klass->element_class), 0)) + src_offset;
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char *dest_buf = ((char*)il2cpp_array_addr_with_size(dest, Class::GetInstanceSize(dest->klass->element_class), 0)) + dest_offset;
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if (src != dest)
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memcpy(dest_buf, src_buf, count);
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else
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memmove(dest_buf, src_buf, count); /* Source and dest are the same array */
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return true;
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}
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int32_t Buffer::ByteLengthInternal(Il2CppArray* arr)
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{
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return il2cpp::vm::Array::GetByteLength(arr);
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}
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uint8_t Buffer::GetByteInternal(Il2CppArray* arr, int idx)
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{
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return il2cpp_array_get(arr, uint8_t, idx);
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}
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void Buffer::SetByteInternal(Il2CppArray* arr, int idx, int value)
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{
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il2cpp_array_set(arr, uint8_t, idx, value);
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}
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uint8_t Buffer::_GetByte(Il2CppArray* array, int32_t index)
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{
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return GetByteInternal(array, index);
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}
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bool Buffer::InternalBlockCopy(Il2CppArray* src, int32_t srcOffsetBytes, Il2CppArray* dst, int32_t dstOffsetBytes, int32_t byteCount)
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{
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return BlockCopyInternal(src, srcOffsetBytes, dst, dstOffsetBytes, byteCount);
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}
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int32_t Buffer::_ByteLength(Il2CppArray* array)
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{
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return ByteLengthInternal(array);
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}
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void Buffer::_SetByte(Il2CppArray* array, int32_t index, uint8_t value)
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{
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SetByteInternal(array, index, value);
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}
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} /* namespace System */
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} /* namespace mscorlib */
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} /* namespace icalls */
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} /* namespace il2cpp */
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