2019-01-05 22:26:16 +01:00
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using System;
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using System.IO;
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using System.Runtime.InteropServices;
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namespace Ryujinx.Common
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{
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2019-02-11 13:00:32 +01:00
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public static class BinaryReaderExtensions
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2019-01-05 22:26:16 +01:00
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{
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2019-02-11 13:00:32 +01:00
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public unsafe static T ReadStruct<T>(this BinaryReader reader)
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where T : struct
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2019-01-05 22:26:16 +01:00
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{
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int size = Marshal.SizeOf<T>();
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byte[] data = reader.ReadBytes(size);
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fixed (byte* ptr = data)
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{
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return Marshal.PtrToStructure<T>((IntPtr)ptr);
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}
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}
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2019-06-27 13:11:51 +02:00
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public unsafe static T[] ReadStructArray<T>(this BinaryReader reader, int count)
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where T : struct
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{
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int size = Marshal.SizeOf<T>();
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T[] result = new T[count];
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for (int i = 0; i < count; i++)
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{
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byte[] data = reader.ReadBytes(size);
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fixed (byte* ptr = data)
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{
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result[i] = Marshal.PtrToStructure<T>((IntPtr)ptr);
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}
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}
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return result;
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}
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2019-02-11 13:00:32 +01:00
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public unsafe static void WriteStruct<T>(this BinaryWriter writer, T value)
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where T : struct
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2019-01-05 22:26:16 +01:00
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{
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long size = Marshal.SizeOf<T>();
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byte[] data = new byte[size];
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fixed (byte* ptr = data)
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{
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Marshal.StructureToPtr<T>(value, (IntPtr)ptr, false);
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}
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writer.Write(data);
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}
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}
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}
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