67 lines
1.8 KiB
C#
67 lines
1.8 KiB
C#
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/*
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Copyright (C) 2014-2019 de4dot@gmail.com
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This file is part of dnSpy
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dnSpy is free software: you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation, either version 3 of the License, or
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(at your option) any later version.
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dnSpy is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with dnSpy. If not, see <http://www.gnu.org/licenses/>.
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*/
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using System;
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using System.Diagnostics;
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namespace dnSpy.AsmEditor.Compiler {
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abstract unsafe class RawModuleBytes {
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public abstract void* Pointer { get; }
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public abstract int Size { get; }
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public abstract bool IsFileLayout { get; }
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~RawModuleBytes() {
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Debug.Assert(Environment.HasShutdownStarted);
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Dispose(false);
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}
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public void Dispose() {
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Dispose(true);
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GC.SuppressFinalize(this);
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}
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protected abstract void Dispose(bool disposing);
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}
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sealed unsafe class NativeMemoryRawModuleBytes : RawModuleBytes {
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public override unsafe void* Pointer => pointer;
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public override int Size => size;
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public override bool IsFileLayout { get; }
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void* pointer;
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int size;
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public NativeMemoryRawModuleBytes(int size, bool isFileLayout) {
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if (size < 0)
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throw new ArgumentOutOfRangeException(nameof(size));
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pointer = size == 0 ? null : NativeMemoryAllocator.Allocate(size);
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this.size = size;
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IsFileLayout = isFileLayout;
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}
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protected override void Dispose(bool disposing) {
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if (pointer is not null) {
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NativeMemoryAllocator.Free(pointer, size);
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pointer = null;
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size = 0;
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}
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}
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}
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}
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