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fix(core): Converts account packets to spanwriter (#381)

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- [X] Converts account packets to spanwriter
This commit is contained in:
Kamron Batman 2021-01-04 18:47:20 -08:00 • committed by GitHub
parent 3b413371dc
commit ac76c57c39
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GPG key ID: 4AEE18F83AFDEB23
7 changed files with 157 additions and 117 deletions
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34
Projects/Server/Buffers/SpanWriter.cs
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@ -31,7 +31,7 @@ namespace System.Buffers
private Span<byte> _buffer;
private int _position;
public int Length { get; private set; }
public int BytesWritten { get; private set; }
public int Position
{
@ -40,9 +40,9 @@ namespace System.Buffers
{
_position = value;
if (value > Length)
if (value > BytesWritten)
{
Length = value;
BytesWritten = value;
}
}
}
@ -58,7 +58,7 @@ namespace System.Buffers
_resize = resize;
_buffer = initialBuffer;
_position = 0;
Length = 0;
BytesWritten = 0;
_arrayToReturnToPool = null;
}
@ -68,16 +68,16 @@ namespace System.Buffers
_arrayToReturnToPool = ArrayPool<byte>.Shared.Rent(initialCapacity);
_buffer = _arrayToReturnToPool;
_position = 0;
Length = 0;
BytesWritten = 0;
}
[MethodImpl(MethodImplOptions.NoInlining)]
private void Grow(int additionalCapacity)
{
var newSize = Math.Max(Length + additionalCapacity, _buffer.Length * 2);
var newSize = Math.Max(BytesWritten + additionalCapacity, _buffer.Length * 2);
byte[] poolArray = ArrayPool<byte>.Shared.Rent(newSize);
_buffer.Slice(0, Length).CopyTo(poolArray);
_buffer.Slice(0, BytesWritten).CopyTo(poolArray);
byte[]? toReturn = _arrayToReturnToPool;
_buffer = _arrayToReturnToPool = poolArray;
@ -112,7 +112,7 @@ namespace System.Buffers
throw new OutOfMemoryException();
}
Grow(capacity - Length);
Grow(capacity - BytesWritten);
}
}
@ -161,6 +161,14 @@ namespace System.Buffers
Position += 4;
}
[MethodImpl(MethodImplOptions.AggressiveInlining)]
public void WriteLE(int value)
{
GrowIfNeeded(4);
BinaryPrimitives.WriteInt32LittleEndian(_buffer.Slice(_position), value);
Position += 4;
}
[MethodImpl(MethodImplOptions.AggressiveInlining)]
public void Write(uint value)
{
@ -169,6 +177,14 @@ namespace System.Buffers
Position += 4;
}
[MethodImpl(MethodImplOptions.AggressiveInlining)]
public void WriteLE(uint value)
{
GrowIfNeeded(4);
BinaryPrimitives.WriteUInt32LittleEndian(_buffer.Slice(_position), value);
Position += 4;
}
[MethodImpl(MethodImplOptions.AggressiveInlining)]
public void Write(long value)
{
@ -317,7 +333,7 @@ namespace System.Buffers
var newPosition = Math.Max(0, origin switch
{
SeekOrigin.Current => _position + offset,
SeekOrigin.End => Length + offset,
SeekOrigin.End => BytesWritten + offset,
_ => offset // Begin
});