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DTU

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This commit is contained in:
ahmed
2025-10-07 14:41:32 +03:00
parent a2a7ff445c
commit 4a3fa11b74
3 changed files with 37 additions and 13 deletions
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4
Esiur/Data/DataSerializer.cs
View File

@@ -329,9 +329,11 @@ public static class DataSerializer
foreach (var i in value)
{
var tdu = Codec.ComposeInternal(i, warehouse, connection);
if (previous != null && tdu.MatchType(previous.Value))
if (previous != null && tdu.MatchType(previous.Value))
{
rt.Add((byte)TDUIdentifier.NotModified);
rt.AddRange(tdu.Composed.Clip(tdu.Composed[tdu.ContentOffset],
(uint)tdu.Composed.Length - tdu.Composed[tdu.ContentOffset]));
}
else
{

34
Esiur/Data/TDU.cs
View File

@@ -15,12 +15,14 @@ public struct TDU
//public int Index;
public TDUClass Class;
//public ulong ContentLength;
public byte[] Composed;
public byte[] Composed;
//public uint Offset;
public byte[] Metadata;
public uint ContentOffset;
//public ulong Size
//{
// get
@@ -87,6 +89,7 @@ public struct TDU
Composed = new byte[2 + length];
Composed[0] = (byte)((byte)Identifier | 0x8);
Composed[1] = (byte)length;
ContentOffset = 2;
Buffer.BlockCopy(data, 0, Composed, 2, (int)length);
}
else if (length <= 0xFF_FF)
@@ -95,6 +98,8 @@ public struct TDU
Composed[0] = (byte)((byte)Identifier | 0x10);
Composed[1] = (byte)((length >> 8) & 0xFF);
Composed[2] = (byte)(length & 0xFF);
ContentOffset = 3;
Buffer.BlockCopy(data, 0, Composed, 3, (int)length);
}
else if (length <= 0xFF_FF_FF)
@@ -104,6 +109,8 @@ public struct TDU
Composed[1] = (byte)((length >> 16) & 0xFF);
Composed[2] = (byte)((length >> 8) & 0xFF);
Composed[3] = (byte)(length & 0xFF);
ContentOffset = 4;
Buffer.BlockCopy(data, 0, Composed, 4, (int)length);
}
else if (length <= 0xFF_FF_FF_FF)
@@ -114,6 +121,8 @@ public struct TDU
Composed[2] = (byte)((length >> 16) & 0xFF);
Composed[3] = (byte)((length >> 8) & 0xFF);
Composed[4] = (byte)(length & 0xFF);
ContentOffset = 5;
Buffer.BlockCopy(data, 0, Composed, 5, (int)length);
}
else if (length <= 0xFF_FF_FF_FF_FF)
@@ -125,6 +134,8 @@ public struct TDU
Composed[3] = (byte)((length >> 16) & 0xFF);
Composed[4] = (byte)((length >> 8) & 0xFF);
Composed[5] = (byte)(length & 0xFF);
ContentOffset = 6;
Buffer.BlockCopy(data, 0, Composed, 6, (int)length);
}
else if (length <= 0xFF_FF_FF_FF_FF_FF)
@@ -137,6 +148,7 @@ public struct TDU
Composed[4] = (byte)((length >> 16) & 0xFF);
Composed[5] = (byte)((length >> 8) & 0xFF);
Composed[6] = (byte)(length & 0xFF);
ContentOffset = 7;
Buffer.BlockCopy(data, 0, Composed, 7, (int)length);
}
else //if (len <= 0xFF_FF_FF_FF_FF_FF_FF)
@@ -150,6 +162,7 @@ public struct TDU
Composed[5] = (byte)((length >> 16) & 0xFF);
Composed[6] = (byte)((length >> 8) & 0xFF);
Composed[7] = (byte)(length & 0xFF);
ContentOffset = 8;
Buffer.BlockCopy(data, 0, Composed, 8, (int)length);
}
}
@@ -165,7 +178,7 @@ public struct TDU
var metaLen = (byte)metadata.Length;
var len = 1 + (ulong)metaLen + length;
if (length == 0)
{
@@ -181,6 +194,7 @@ public struct TDU
Composed[0] = (byte)((byte)Identifier | 0x8);
Composed[1] = (byte)len;
Composed[2] = metaLen;
ContentOffset = 2;
Buffer.BlockCopy(metadata, 0, Composed, 3, metaLen);
Buffer.BlockCopy(data, 0, Composed, 3 + metaLen, (int)length);
@@ -192,6 +206,7 @@ public struct TDU
Composed[1] = (byte)((len >> 8) & 0xFF);
Composed[2] = (byte)(len & 0xFF);
Composed[3] = metaLen;
ContentOffset = 3;
Buffer.BlockCopy(metadata, 0, Composed, 4, metaLen);
Buffer.BlockCopy(data, 0, Composed, 4 + metaLen, (int)length);
@@ -204,6 +219,7 @@ public struct TDU
Composed[2] = (byte)((len >> 8) & 0xFF);
Composed[3] = (byte)(len & 0xFF);
Composed[4] = metaLen;
ContentOffset = 4;
Buffer.BlockCopy(metadata, 0, Composed, 5, metaLen);
Buffer.BlockCopy(data, 0, Composed, 5 + metaLen, (int)length);
@@ -218,6 +234,7 @@ public struct TDU
Composed[3] = (byte)((len >> 8) & 0xFF);
Composed[4] = (byte)(len & 0xFF);
Composed[5] = metaLen;
ContentOffset = 5;
Buffer.BlockCopy(metadata, 0, Composed, 6, metaLen);
Buffer.BlockCopy(data, 0, Composed, 6 + metaLen, (int)length);
@@ -232,6 +249,7 @@ public struct TDU
Composed[4] = (byte)((len >> 8) & 0xFF);
Composed[5] = (byte)(len & 0xFF);
Composed[6] = metaLen;
ContentOffset = 6;
Buffer.BlockCopy(metadata, 0, Composed, 7, metaLen);
Buffer.BlockCopy(data, 0, Composed, 7 + metaLen, (int)length);
@@ -247,6 +265,7 @@ public struct TDU
Composed[5] = (byte)((len >> 8) & 0xFF);
Composed[6] = (byte)(len & 0xFF);
Composed[7] = metaLen;
ContentOffset = 7;
Buffer.BlockCopy(metadata, 0, Composed, 8, metaLen);
Buffer.BlockCopy(data, 0, Composed, 8 + metaLen, (int)length);
@@ -263,6 +282,7 @@ public struct TDU
Composed[6] = (byte)((len >> 8) & 0xFF);
Composed[7] = (byte)(len & 0xFF);
Composed[8] = metaLen;
ContentOffset = 8;
Buffer.BlockCopy(metadata, 0, Composed, 9, metaLen);
Buffer.BlockCopy(data, 0, Composed, 9 + metaLen, (int)length);
@@ -278,9 +298,11 @@ public struct TDU
if (Identifier != with.Identifier)
return false;
if (Class == TDUClass.Typed)
if (!Metadata.SequenceEqual(with.Metadata))
return false;
if (Class != TDUClass.Typed || with.Class != TDUClass.Typed)
return false;
if (!Metadata.SequenceEqual(with.Metadata))
return false;
return true;
}