diff options
| author | TSR Berry <20988865+TSRBerry@users.noreply.github.com> | 2023-04-08 01:22:00 +0200 |
|---|---|---|
| committer | Mary <thog@protonmail.com> | 2023-04-27 23:51:14 +0200 |
| commit | cee712105850ac3385cd0091a923438167433f9f (patch) | |
| tree | 4a5274b21d8b7f938c0d0ce18736d3f2993b11b1 /src/Ryujinx.Common/Memory/SpanWriter.cs | |
| parent | cd124bda587ef09668a971fa1cac1c3f0cfc9f21 (diff) | |
Move solution and projects to src
Diffstat (limited to 'src/Ryujinx.Common/Memory/SpanWriter.cs')
| -rw-r--r-- | src/Ryujinx.Common/Memory/SpanWriter.cs | 45 |
1 files changed, 45 insertions, 0 deletions
diff --git a/src/Ryujinx.Common/Memory/SpanWriter.cs b/src/Ryujinx.Common/Memory/SpanWriter.cs new file mode 100644 index 00000000..5c35569d --- /dev/null +++ b/src/Ryujinx.Common/Memory/SpanWriter.cs @@ -0,0 +1,45 @@ +using System; +using System.Runtime.CompilerServices; +using System.Runtime.InteropServices; + +namespace Ryujinx.Common.Memory +{ + public ref struct SpanWriter + { + private Span<byte> _output; + + public int Length => _output.Length; + + public SpanWriter(Span<byte> output) + { + _output = output; + } + + public void Write<T>(T value) where T : unmanaged + { + MemoryMarshal.Cast<byte, T>(_output)[0] = value; + _output = _output.Slice(Unsafe.SizeOf<T>()); + } + + public void Write(ReadOnlySpan<byte> data) + { + data.CopyTo(_output.Slice(0, data.Length)); + _output = _output.Slice(data.Length); + } + + public void WriteAt<T>(int offset, T value) where T : unmanaged + { + MemoryMarshal.Cast<byte, T>(_output.Slice(offset))[0] = value; + } + + public void WriteAt(int offset, ReadOnlySpan<byte> data) + { + data.CopyTo(_output.Slice(offset, data.Length)); + } + + public void Skip(int size) + { + _output = _output.Slice(size); + } + } +} |