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Save PackageEntries into the index so the compressed data can be extracted.

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This commit is contained in:
Paul Chote
2010-11-09 14:33:02 +13:00
parent 86058ec19f
commit 41988a1298
2 changed files with 13 additions and 11 deletions
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22
OpenRA.FileFormats/Filesystem/InstallShieldPackage.cs
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@@ -17,9 +17,9 @@ namespace OpenRA.FileFormats
{
public class InstallShieldPackage : IFolder
{
readonly Dictionary<uint, PackageEntry> index;
readonly long dataStart;
readonly Dictionary<uint, PackageEntry> index = new Dictionary<uint, PackageEntry>();
readonly Stream s;
readonly long dataStart = 255;
int priority;
public InstallShieldPackage(string filename, int priority)
@@ -39,15 +39,13 @@ namespace OpenRA.FileFormats
var ArchiveSize = reader.ReadUInt32();
reader.ReadBytes(19);
var TOCAddress = reader.ReadInt32();
Console.WriteLine("SETUP.Z:");
Console.WriteLine("FileCount: {0}", FileCount);
Console.WriteLine("Archive Size: {0}", ArchiveSize);
reader.ReadBytes(4);
var DirCount = reader.ReadUInt16();
// Parse the directory list
s.Seek(TOCAddress, SeekOrigin.Begin);
BinaryReader TOCreader = new BinaryReader(s);
while (s.Position < s.Length)
for (var i = 0; i < DirCount; i++)
ParseDirectory(TOCreader);
}
@@ -62,12 +60,12 @@ namespace OpenRA.FileFormats
// Skip to the end of the chunk
reader.ReadBytes(ChunkSize - NameLength - 6);
Console.WriteLine("Directory `{0}': {1}", DirName, FileCount);
// Parse files
for (var i = 0; i < FileCount; i++)
ParseFile(reader);
}
uint AccumulatedData = 0;
void ParseFile(BinaryReader reader)
{
reader.ReadBytes(7);
@@ -78,10 +76,12 @@ namespace OpenRA.FileFormats
var NameLength = reader.ReadByte();
var FileName = new String(reader.ReadChars(NameLength));
var hash = PackageEntry.HashFilename(FileName);
index.Add(hash, new PackageEntry(hash,AccumulatedData, CompressedSize));
AccumulatedData += CompressedSize;
// Skip to the end of the chunk
reader.ReadBytes(ChunkSize - NameLength - 30);
Console.WriteLine("\t{0}: {1}", FileName, CompressedSize);
}
public Stream GetContent(uint hash)
@@ -114,7 +114,7 @@ namespace OpenRA.FileFormats
public int Priority
{
get { return 1000 + priority; }
get { return 2000 + priority; }
}
}
}