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[Enums, Flags, Structs, FileTools] Add more archive stuff

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This commit is contained in:
Matt Nadareski
2016-09-13 22:12:19 -07:00
parent 7550b38024
commit 7fc6344997
4 changed files with 133 additions and 21 deletions
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62
SabreTools.Helper/Data/Enums.cs
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@@ -164,4 +164,66 @@
}
#endregion
#region Archival
/// <summary>
/// Version of tool archive made by
/// </summary>
public enum ArchiveVersion
{
MSDOSandOS2 = 0,
Amiga = 1,
OpenVMS = 2,
UNIX = 3,
VMCMS = 4,
AtariST = 5,
OS2HPFS = 6,
Macintosh = 7,
ZSystem = 8,
CPM = 9,
WindowsNTFS = 10,
MVS = 11,
VSE = 12,
AcornRisc = 13,
VFAT = 14,
AlternateMVS = 15,
BeOS = 16,
Tandem = 17,
OS400 = 18,
OSXDarwin = 19,
}
/// <summary>
/// Compression method based on flag
/// </summary>
public enum CompressionMethod
{
Stored = 0,
Shrunk = 1,
ReducedCompressionFactor1 = 2,
ReducedCompressionFactor2 = 3,
ReducedCompressionFactor3 = 4,
ReducedCompressionFactor4 = 5,
Imploded = 6,
Tokenizing = 7,
Deflated = 8,
Delfate64 = 9,
PKWAREDataCompressionLibrary = 10,
BZIP2 = 12,
LZMA = 14,
IBMTERSE = 18,
IBMLZ77 = 19,
WavPak = 97,
PPMdVersionIRev1 = 98,
// Reserved and unused (SHOULD NOT BE USED)
Type11 = 11,
Type13 = 13,
Type15 = 15,
Type16 = 16,
Type17 = 17,
}
#endregion
}

50
SabreTools.Helper/Data/Flags.cs
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@@ -30,4 +30,54 @@ namespace SabreTools.Helper
RedumpSHA1 = 0x080,
RedumpSFV = 0x100,
}
/// <summary>
/// Determines the archive general bit flags
/// </summary>
[Flags]
public enum GeneralPurposeBitFlag
{
Encrypted = 0x0001,
ZeroedCRCAndSize = 0x0008,
CompressedPatchedData = 0x0020,
StrongEncryption = 0x0040,
LanguageEncodingFlag = 0x0800,
EncryptedCentralDirectory = 0x2000,
// For Method 6 - Imploding
Imploding8KSlidingDictionary = 0x0002,
Imploding3ShannonFanoTrees = 0x0004,
// For Methods 8 and 9 - Deflating
DeflatingMaximumCompression = 0x0002,
DeflatingFastCompression = 0x0004,
DeflatingSuperFastCompression = 0x0006,
EnhancedDeflating = 0x0010,
// For Method 14 - LZMA
LZMAEOSMarkerUsed = 0x0002,
// Reserved and unused (SHOULD NOT BE USED)
Bit7 = 0x0080,
Bit8 = 0x0100,
Bit9 = 0x0200,
Bit10 = 0x0400,
Bit12 = 0x1000, // Reserved by PKWARE for enhanced compression
Bit14 = 0x4000, // Reserved by PKWARE
Bit15 = 0x8000, // Reserved by PKWARE
}
/// <summary>
/// Internal file attributes used by archives
/// </summary>
[Flags]
public enum InternalFileAttributes
{
ASCIIOrTextFile = 0x0001,
RecordLengthControl = 0x0002,
// Reserved and unused (SHOULD NOT BE USED)
Bit1 = 0x0002,
Bit2 = 0x0004,
}
}

20
SabreTools.Helper/Data/Structs.cs
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@@ -495,19 +495,19 @@ namespace SabreTools.Helper
/// </summary>
public struct ZipArchiveEntryStruct
{
public short VersionMadeBy;
public short VersionNeeded;
public short GeneralPurposeFlag;
public short CompressionMethod;
public short LastModFileTime;
public short LastModFileDate;
public int CRC;
public int CompressedSize;
public int UncompressedSize;
public ArchiveVersion VersionMadeBy;
public ArchiveVersion VersionNeeded;
public GeneralPurposeBitFlag GeneralPurposeBitFlag;
public CompressionMethod CompressionMethod;
public ushort LastModFileTime;
public ushort LastModFileDate;
public uint CRC;
public uint CompressedSize;
public uint UncompressedSize;
public string FileName;
public string ExtraField;
public string Comment;
public short InternalFileAttributes;
public InternalFileAttributes InternalFileAttributes;
public int ExternalFileAttributes;
public int RelativeOffset;
}

22
SabreTools.Helper/Tools/FileTools.cs
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@@ -440,7 +440,7 @@ namespace SabreTools.Helper
Console.WriteLine("Entry CRC: " + zaes.CRC.ToString("X8"));
Console.WriteLine("Entry External File Attributes: " + zaes.ExternalFileAttributes);
Console.WriteLine("Entry Extra Field: " + zaes.ExtraField.Length + " " + zaes.ExtraField);
Console.WriteLine("Entry General Purpose Flag: " + zaes.GeneralPurposeFlag);
Console.WriteLine("Entry General Purpose Flag: " + zaes.GeneralPurposeBitFlag);
Console.WriteLine("Entry Internal File Attributes: " + zaes.InternalFileAttributes);
Console.WriteLine("Entry Last Modification File Date: " + zaes.LastModFileDate);
Console.WriteLine("Entry Last Modification File Time: " + zaes.LastModFileTime);
@@ -956,20 +956,20 @@ namespace SabreTools.Helper
br.BaseStream.Seek(position, SeekOrigin.Begin);
br.ReadInt32(); // central file header signature
zaes.VersionMadeBy = br.ReadInt16();
zaes.VersionNeeded = br.ReadInt16();
zaes.GeneralPurposeFlag = br.ReadInt16();
zaes.CompressionMethod = br.ReadInt16();
zaes.LastModFileTime = br.ReadInt16();
zaes.LastModFileDate = br.ReadInt16();
zaes.CRC = br.ReadInt32();
zaes.CompressedSize = br.ReadInt32();
zaes.UncompressedSize = br.ReadInt32();
zaes.VersionMadeBy = (ArchiveVersion)br.ReadInt16();
zaes.VersionNeeded = (ArchiveVersion)br.ReadInt16();
zaes.GeneralPurposeBitFlag = (GeneralPurposeBitFlag)br.ReadInt16();
zaes.CompressionMethod = (CompressionMethod)br.ReadInt16();
zaes.LastModFileTime = br.ReadUInt16();
zaes.LastModFileDate = br.ReadUInt16();
zaes.CRC = br.ReadUInt32();
zaes.CompressedSize = br.ReadUInt32();
zaes.UncompressedSize = br.ReadUInt32();
int fileNameLength = br.ReadInt16();
int extraFieldLength = br.ReadInt16();
int fileCommentLength = br.ReadInt16();
br.ReadInt16(); // disk number start
zaes.InternalFileAttributes = br.ReadInt16();
zaes.InternalFileAttributes = (InternalFileAttributes)br.ReadInt16();
zaes.ExternalFileAttributes = br.ReadInt32();
zaes.RelativeOffset = br.ReadInt32();
zaes.FileName = Style.ConvertHex(BitConverter.ToString(br.ReadBytes(fileNameLength)));