youmuliu/stgsharp
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

Daily update on 20260307-020120 by Nitload Youmu. Additional Message : None

Browse Source 
Signed-off-by: Nitload <YoumuLiu_NSI@whv0t.onmicrosoft.com>
This commit is contained in:
Nitload
2026-03-07 02:01:20 +08:00
parent 405f895e29
commit 64360b63a1
4 changed files with 475 additions and 192 deletions
Download Patch File Download Diff File Expand all files Collapse all files
StgSharp.Common/Collections/SwissTable.cs
+11 -39
View File
@@ -2,8 +2,8 @@
// -----------------------------------------------------------------------
// file="SwissTable"
// Project: StgSharp
// AuthorGroup: Nitload
// Copyright (c) Nitload. All rights reserved.
// AuthorGroup: Nitload Space
// Copyright (c) Nitload Space. All rights reserved.
//
// Permission is hereby granted, free of charge, to any person obtaining a copy
// of this software and associated documentation files (the "Software"), to deal
@@ -43,14 +43,12 @@ namespace StgSharp.Collections
private const int BucketCount = 1 << EntryMaskWidth;
private const int BucketSize = 16;
private const uint CrcMagic = 0xffff9961; // Magic number for CRC32C, used in hash computation
private const int EntryMaskWidth = 16; // 65536 entries total, 16 per bucket
private const int EntryMaskWidth = 10; // 1024 entries total, 16 per bucket
public const int MaxCapacity = BucketCount * BucketSize; // 256 entries per bucket, 1024 buckets
private readonly Entry* _entries;
private SwissTable(
Entry* buffer
)
private SwissTable(Entry* buffer)
{
_entries = buffer;
}
@@ -66,11 +64,7 @@ namespace StgSharp.Collections
return new SwissTable(buffer);
}
public bool TryAddOrSet(
nint key,
nint value,
out bool isNewKey
)
public bool TryAddOrSet(nint key, nint value, out bool isNewKey)
{
uint hash = BitOperations.Crc32C(CrcMagic, (ulong)key);
ushort entry = (ushort)(hash & (BucketCount - 1));
@@ -78,10 +72,7 @@ namespace StgSharp.Collections
return IBucketScanner.Current.TrySet(key, hash, bucket, value, out isNewKey);
}
public bool TryGet(
nint key,
out nint value
)
public bool TryGet(nint key, out nint value)
{
uint hash = BitOperations.Crc32C(CrcMagic, (ulong)key);
ushort entry = (ushort)(hash & (BucketCount - 1));
@@ -96,10 +87,7 @@ namespace StgSharp.Collections
*/
}
public bool TryRemove(
nint key,
out nint value
)
public bool TryRemove(nint key, out nint value)
{
uint hash = BitOperations.Crc32C(CrcMagic, (ulong)key);
ushort entry = (ushort)(hash & (BucketCount - 1));
@@ -134,27 +122,11 @@ namespace StgSharp.Collections
static IBucketScanner Current { get; } = Create();
bool TryFind(
nint key,
uint Hash,
Bucket* bucket,
out nint value
);
bool TryFind(nint key, uint Hash, Bucket* bucket, out nint value);
unsafe bool TryRemove(
nint key,
uint hash,
Bucket* bucket,
out nint value
);
unsafe bool TryRemove(nint key, uint hash, Bucket* bucket, out nint value);
bool TrySet(
nint key,
uint hash,
Bucket* bucket,
nint value,
out bool isNewKey
);
bool TrySet(nint key, uint hash, Bucket* bucket, nint value, out bool isNewKey);
private static IBucketScanner Create()
{
@@ -197,4 +169,4 @@ namespace StgSharp.Collections
}
}
}
}