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daily update on 20240508 by nitload youmu, partical added

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YoumuLiu
2024-05-09 04:14:36 +08:00
parent fc19ab3298
commit 56459deec5
58 changed files with 1507 additions and 431 deletions
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源代码/StgSharp/Data/SSD/Area.cs
+57 -2
View File
@@ -8,11 +8,15 @@ using System.Threading.Tasks;
namespace StgSharp.Data
{
public partial class Area
/// <summary>
/// An independent storage area, used as the only folder type in root folder.
/// Contains several <see cref="SSD"/> files reference as virtual disc.
/// Data is actually stored in <see cref="SSD"/>s in certain RAID mode.
/// </summary>
public partial class Area:SSDFolder
{
private byte _id;
private List<SSD> discList;
private List<SSDrawHead> files;
public Area()
{
@@ -23,5 +27,56 @@ namespace StgSharp.Data
{
return discList[SSD].FindSegment(id);
}
/// <summary>
///
/// </summary>
/// <param name="head"></param>
/// <returns></returns>
public static SSDraw AnalyzeHead(SSDrawHead head)
{
if (head._head.globalID == 0)
{
return null;
}
SSDraw ret = new SSDraw();
foreach ((int, int) item in head)
{
}
return ret;
}
public SSDraw FindFile(string route, SerializableTypeCode typeCode)
{
int id = 0;
if (route.Contains('/'))
{
if (route.Contains(Serializer.GetNameTail(typeCode)))
{
route += Serializer.GetNameTail(typeCode);
}
id = idIndex[route];
return this.files[id];
}
if (route.Contains(Serializer.GetNameTail(typeCode)))
{
route += Serializer.GetNameTail(typeCode);
}
string[] folderRoute = route.Split('/');
int index = 0;
if (folderRoute[0] != ".")
{
index = 1;
}
SSDFolder temp = this;
for (; index < folderRoute.Length - 1; index++)
{
id = temp.idIndex[folderRoute[index]];
temp = temp.folders[id];
}
id = idIndex[folderRoute[folderRoute.Length-1]];
return temp.files[id];
}
}
}
源代码/StgSharp/Data/SSD/DataSegment.cs
+72 -13
View File
@@ -1,4 +1,34 @@
using StgSharp.Math;
//-----------------------------------------------------------------------
//-----------------------------------------------------------------------
// file="DataSegment.cs"
// Project: StgSharp
// 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 in the Software without restriction,
// including without limitation the rights to use, copy, modify, merge,
// publish, distribute, sublicense, and/or sell copies of the Software,
// and to permit persons to whom the Software is furnished to do so,
// subject to the following conditions:
//
// The above copyright notice and
// this permission notice shall be included in all copies
// or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED “AS IS”,
// WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED,
// INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
// IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM,
// DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
// ARISING FROM, OUT OF OR IN CONNECTION WITH
// THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
//
//-----------------------------------------------------------------------
//-----------------------------------------------------------------------
using StgSharp.Math;
using System;
using System.Collections.Generic;
@@ -10,31 +40,43 @@ using System.Threading.Tasks;
namespace StgSharp.Data
{
[StructLayout(LayoutKind.Explicit)]
public unsafe struct SSDSegment
[StructLayout(LayoutKind.Explicit, Size = StgSharp.ssdSegmentLength * 16)]
public unsafe struct SSDSegment : IComparable<int>, IComparable<SSDSegment>
{
[FieldOffset(16)] public fixed byte Data[16 * 16];
[FieldOffset(16)] public fixed byte Data[16 * (StgSharp.ssdSegmentLength - 1)];
[FieldOffset(12)] public int DataHash;
[FieldOffset(0 * 16)] public SSDSegmentHead Head;
[FieldOffset(8)] public int PreviousHash;
[FieldOffset(0 * 16)] public SSDSegmentHead Head;
public SSDSegment(int previousHash)
{
this.PreviousHash = previousHash;
}
public int ID
public static SSDSegment FromStream(byte[] stream)
{
get { return Head.globalID; }
set { Head.globalID = value; }
if (stream.Length != 16 * StgSharp.ssdSegmentLength)
{
throw new ArgumentException();
}
SSDSegment ret = new SSDSegment();
fixed (byte* bptr = stream)
{
ret.Head.data = *(M128*)bptr;
for (int i = 1; i < StgSharp.ssdSegmentLength; i++)
{
ret.WriteData<M128>(i - 1, *(M128*)(bptr + 16 * i));
}
}
return ret;
}
public byte this[int index]
{
get
{
if (index > (16 * 14) - 1)
if (index > (16 * (StgSharp.ssdSegmentLength - 1)) - 1)
{
throw new IndexOutOfRangeException();
}
@@ -43,7 +85,7 @@ namespace StgSharp.Data
set
{
if (index > (16 * 14) - 1)
if (index > (16 * (StgSharp.ssdSegmentLength - 1)) - 1)
{
throw new IndexOutOfRangeException();
}
@@ -51,6 +93,12 @@ namespace StgSharp.Data
}
}
public int ID
{
get { return Head.globalID; }
set { Head.globalID = value; }
}
public short Size => Head.size;
public void FillRandomBytes(int begin)
@@ -67,7 +115,7 @@ namespace StgSharp.Data
public byte[] GetBytes()
{
byte[] ret = new byte[16 * 18];
byte[] ret = new byte[16 * StgSharp.ssdSegmentLength];
fixed (M128* mptr = &Head.data)
{
fixed (byte* aptr = ret)
@@ -90,7 +138,7 @@ namespace StgSharp.Data
fixed (M128* mptr = &Head.data)
{
Vector4* vptr = (Vector4*)mptr;
for (int i = 0; i < 16; i += 1)
for (int i = 0; i < StgSharp.ssdSegmentLength - 1; i += 1)
{
v += (*vptr) * 31;
}
@@ -106,7 +154,7 @@ namespace StgSharp.Data
fixed (M128* mptr = &Head.data)
{
Vector4* vptr = (Vector4*)mptr;
for (int i = 0; i < 18; i++)
for (int i = 0; i < StgSharp.ssdSegmentLength; i++)
{
ret = (ret + (*vptr).GetHashCode()) * 31;
}
@@ -122,6 +170,7 @@ namespace StgSharp.Data
return *(tptr + index);
}
}
public unsafe void WriteData<T>(int index, T value) where T : struct
{
fixed (byte* bptr = Data)
@@ -131,6 +180,16 @@ namespace StgSharp.Data
}
}
int IComparable<int>.CompareTo(int other)
{
return ID.CompareTo(other);
}
int IComparable<SSDSegment>.CompareTo(SSDSegment other)
{
return ID.CompareTo(other.ID);
}
}
}
源代码/StgSharp/Data/SSD/SSDVirtualFolder.cs
+7 -6
View File
@@ -72,18 +72,18 @@ namespace StgSharp.Data
files = new Dictionary<int, SSDraw>();
}
public override byte SSDTypeCode => SerializableTypeCode.VirtualFolder;
public override SerializableTypeCode SSDTypeCode => SerializableTypeCode.VirtualFolder;
/// <summary>
/// Check out if this virtual folder contains certain file.
/// </summary>
/// <param name="name">Name of the file</param>
/// <param name="type">Type code defined in <see cref="SerializableTypeCode"/></param>
/// <param name="type">Type code defined as <see cref="SerializableTypeCode"/></param>
/// <returns>Id of the file in its virtual disc</returns>
public int FindFileId(string name, byte type)
public int FindFileId(string name, SerializableTypeCode type)
{
int fileid = 0;
if (idIndex.TryGetValue($"{name}{SerializableTypeCode.GetNameTail(type)}"
if (idIndex.TryGetValue($"{name}{Serializer.GetNameTail(type)}"
, out fileid) && !(type == SerializableTypeCode.VirtualFolder))
{
return fileid;
@@ -92,6 +92,7 @@ namespace StgSharp.Data
}
/// <summary>
/// Check out if this virtual folder contains certain file.
/// </summary>
@@ -107,9 +108,9 @@ namespace StgSharp.Data
return 0;
}
public SSDraw CreateFile(string name, byte type)
public SSDraw CreateFile(string name, SerializableTypeCode type)
{
SSDraw ret = new SSDraw(name + SerializableTypeCode.GetNameTail(type));
SSDraw ret = new SSDraw(name + Serializer.GetNameTail(type));
ret.ID = local.NewID();
return ret;
}
源代码/StgSharp/Data/SSD/SSDraw.cs
+75 -35
View File
@@ -49,7 +49,7 @@ namespace StgSharp.Data.FileIO
{
public const string FileType = "ssdraw";
public const int SegmentCapacity = 16 * 16;
public const int SegmentCapacity = 16 * (StgSharp.ssdSegmentLength - 1);
private Area home;
private int previousHash;
@@ -62,7 +62,6 @@ namespace StgSharp.Data.FileIO
internal SSDraw()
{
segments = new List<SSDSegment>();
}
public SSDraw(string name)
@@ -79,24 +78,11 @@ namespace StgSharp.Data.FileIO
internal SSDrawHead Head => _head;
//TODO 分析头，加载文件头，进一步加载全部的数据块
/// <summary>
///
/// </summary>
/// <param name="head"></param>
/// <returns></returns>
public static SSDraw AnalyzeHead(SSDrawHead head)
public SSDSegment[] GetSegments()
{
if (head._head.globalID == 0)
{
return null;
}
SSDraw ret = new SSDraw();
foreach ((int, int) item in head)
{
}
SSDSegment[] ret = segments.ToArray();
Array.Resize(ref ret, ret.Length + 1);
ret[ret.Length - 1] = Head.Data;
return ret;
}
@@ -118,7 +104,7 @@ namespace StgSharp.Data.FileIO
f.Close();
}
//TODO read raw 没写完
public static SSDraw readRaw(string route)
{
string[] routeFolders = route.Split('\\');
@@ -126,9 +112,20 @@ namespace StgSharp.Data.FileIO
{
throw new Exception($"File to open is not a {FileType} file.");
}
FileStream stream = File.Open(route, FileMode.Open);
return new SSDraw(string.Empty);
byte[] dataStream= new byte[16 * StgSharp.ssdSegmentLength];
SSDraw ret = new SSDraw();
using (FileStream stream = File.Open(route, FileMode.Open))
{
int offset = 0;
offset += stream.Read(dataStream,offset,16);
ret._head = new SSDrawHead(dataStream);
while (offset < stream.Length)
{
offset += stream.Read(dataStream, offset, 16);
ret.segments.Add(SSDSegment.FromStream(dataStream));
}
}
return ret;
}
public void WriteRaw(byte[] dataStream)
@@ -170,9 +167,26 @@ namespace StgSharp.Data.FileIO
public unsafe class SSDrawHead : IEnumerable<(int, int)>
{
private SSDSegment segmentRange;
private SSDSegment segmentData;
private string name;
internal SSDrawHead(byte[] data)
{
if (data.Length != 16* StgSharp.ssdSegmentLength)
{
throw new ArgumentException();
}
segmentData = new SSDSegment();
fixed (byte* bptr = data)
{
segmentData.Head.data = *(M128*)bptr;
for (int i = 1; i < StgSharp.ssdSegmentLength; i++)
{
segmentData.WriteData<M128>(i - 1,*(M128*)(bptr + 16 * i));
}
}
}
internal SSDrawHead(string name)
{
int hash;
@@ -190,16 +204,43 @@ namespace StgSharp.Data.FileIO
{
}
public (int begin, int end) this[byte index]
internal SSDSegment Data
{
get => segmentRange.ReadData<(int, int)>(index);
set => segmentRange.WriteData<(int, int)>(index, value);
get => segmentData;
}
public byte DiscIndex
public (int begin, int end) this[byte index]
{
get => _head.selfDefine_2;
internal set => _head.selfDefine_2 = value;
get => segmentData.ReadData<(int, int)>(index);
set => segmentData.WriteData<(int, int)>(index, value);
}
public unsafe string Name
{
get
{
byte[] bytes = new byte[15 * 16];
fixed (byte* bptr = segmentData.Data)
{
Marshal.Copy(
source: (IntPtr)bptr,
destination: bytes,
256, 15 * 16);
}
return Encoding.UTF8.GetString(bytes);
}
set
{
byte[] namecode = Encoding.UTF8.GetBytes(value);
fixed (byte* bptr = segmentData.Data)
{
Marshal.Copy(
source: namecode,
startIndex: 0,
destination: (IntPtr)(bptr + 256),
length: 15 * 16);
}
}
}
public byte TypeCode
@@ -210,7 +251,7 @@ namespace StgSharp.Data.FileIO
internal ref SSDSegmentHead _head
{
get => ref segmentRange.Head;
get => ref segmentData.Head;
}
internal byte pairCount
@@ -226,10 +267,9 @@ namespace StgSharp.Data.FileIO
}
}
public unsafe byte[] GetBytes()
{
return segmentRange.GetBytes();
return segmentData.GetBytes();
}
@@ -237,7 +277,7 @@ namespace StgSharp.Data.FileIO
{
for (int i = 0; i < pairCount; i++)
{
yield return segmentRange.ReadData<(int, int)>(i);
yield return segmentData.ReadData<(int, int)>(i);
}
}
@@ -245,7 +285,7 @@ namespace StgSharp.Data.FileIO
{
for (int i = 0; i < pairCount; i++)
{
yield return segmentRange.ReadData<(int, int)>(i);
yield return segmentData.ReadData<(int, int)>(i);
}
}