ryujinx/Ryujinx.Common/Extensions/BinaryReaderExtensions.cs
Thomas Guillemard db21621bb6 PrntStub: Add a way to print arrays (#711)
* PrntStub: Add a way to print arrays

This commit adds support for printing arrays in stubs (useful for IPC InBuffer/InPointer).
This also add an util to parse an array of structure from a BinaryReader

* Fix missing space

Co-Authored-By: Ac_K <Acoustik666@gmail.com>
2019-06-27 13:11:51 +02:00

58 lines
1.4 KiB
C#

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