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#if NETSTANDARD || NETFRAMEWORK
using System;
using System.Runtime.CompilerServices;
namespace MessagePack.Internal
{
// for string key property name write optimization.
public static class UnsafeMemory
{
public static readonly bool Is32Bit = (IntPtr.Size == 4);
}
public static partial class UnsafeMemory32
{
[MethodImpl(MethodImplOptions.AggressiveInlining)]
public static unsafe int WriteRaw1(ref byte[] dst, int dstOffset, byte[] src)
{
MessagePackBinary.EnsureCapacity(ref dst, dstOffset, src.Length);
fixed (byte* pSrc = &src[0])
fixed (byte* pDst = &dst[dstOffset])
{
*(byte*)pDst = *(byte*)pSrc;
}
return src.Length;
}
[MethodImpl(MethodImplOptions.AggressiveInlining)]
public static unsafe int WriteRaw2(ref byte[] dst, int dstOffset, byte[] src)
{
MessagePackBinary.EnsureCapacity(ref dst, dstOffset, src.Length);
fixed (byte* pSrc = &src[0])
fixed (byte* pDst = &dst[dstOffset])
{
*(short*)pDst = *(short*)pSrc;
}
return src.Length;
}
[MethodImpl(MethodImplOptions.AggressiveInlining)]
public static unsafe int WriteRaw3(ref byte[] dst, int dstOffset, byte[] src)
{
MessagePackBinary.EnsureCapacity(ref dst, dstOffset, src.Length);
fixed (byte* pSrc = &src[0])
fixed (byte* pDst = &dst[dstOffset])
{
*(byte*)pDst = *(byte*)pSrc;
*(short*)(pDst + 1) = *(short*)(pSrc + 1);
}
return src.Length;
}
}
public static partial class UnsafeMemory64
{
[MethodImpl(MethodImplOptions.AggressiveInlining)]
public static unsafe int WriteRaw1(ref byte[] dst, int dstOffset, byte[] src)
{
MessagePackBinary.EnsureCapacity(ref dst, dstOffset, src.Length);
fixed (byte* pSrc = &src[0])
fixed (byte* pDst = &dst[dstOffset])
{
*(byte*)pDst = *(byte*)pSrc;
}
return src.Length;
}
[MethodImpl(MethodImplOptions.AggressiveInlining)]
public static unsafe int WriteRaw2(ref byte[] dst, int dstOffset, byte[] src)
{
MessagePackBinary.EnsureCapacity(ref dst, dstOffset, src.Length);
fixed (byte* pSrc = &src[0])
fixed (byte* pDst = &dst[dstOffset])
{
*(short*)pDst = *(short*)pSrc;
}
return src.Length;
}
[MethodImpl(MethodImplOptions.AggressiveInlining)]
public static unsafe int WriteRaw3(ref byte[] dst, int dstOffset, byte[] src)
{
MessagePackBinary.EnsureCapacity(ref dst, dstOffset, src.Length);
fixed (byte* pSrc = &src[0])
fixed (byte* pDst = &dst[dstOffset])
{
*(byte*)pDst = *(byte*)pSrc;
*(short*)(pDst + 1) = *(short*)(pSrc + 1);
}
return src.Length;
}
[MethodImpl(MethodImplOptions.AggressiveInlining)]
public static unsafe int WriteRaw4(ref byte[] dst, int dstOffset, byte[] src)
{
MessagePackBinary.EnsureCapacity(ref dst, dstOffset, src.Length);
fixed (byte* pSrc = &src[0])
fixed (byte* pDst = &dst[dstOffset])
{
*(int*)(pDst + 0) = *(int*)(pSrc + 0);
}
return src.Length;
}
[MethodImpl(MethodImplOptions.AggressiveInlining)]
public static unsafe int WriteRaw5(ref byte[] dst, int dstOffset, byte[] src)
{
MessagePackBinary.EnsureCapacity(ref dst, dstOffset, src.Length);
fixed (byte* pSrc = &src[0])
fixed (byte* pDst = &dst[dstOffset])
{
*(int*)(pDst + 0) = *(int*)(pSrc + 0);
*(int*)(pDst + 1) = *(int*)(pSrc + 1);
}
return src.Length;
}
[MethodImpl(MethodImplOptions.AggressiveInlining)]
public static unsafe int WriteRaw6(ref byte[] dst, int dstOffset, byte[] src)
{
MessagePackBinary.EnsureCapacity(ref dst, dstOffset, src.Length);
fixed (byte* pSrc = &src[0])
fixed (byte* pDst = &dst[dstOffset])
{
*(int*)(pDst + 0) = *(int*)(pSrc + 0);
*(int*)(pDst + 2) = *(int*)(pSrc + 2);
}
return src.Length;
}
[MethodImpl(MethodImplOptions.AggressiveInlining)]
public static unsafe int WriteRaw7(ref byte[] dst, int dstOffset, byte[] src)
{
MessagePackBinary.EnsureCapacity(ref dst, dstOffset, src.Length);
fixed (byte* pSrc = &src[0])
fixed (byte* pDst = &dst[dstOffset])
{
*(int*)(pDst + 0) = *(int*)(pSrc + 0);
*(int*)(pDst + 3) = *(int*)(pSrc + 3);
}
return src.Length;
}
}
}
#endif
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