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Add unused cabinet-level deserialization

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Matt Nadareski
2022-07-07 11:24:21 -07:00
parent 9108fa5a11
commit 35c6d4f36c
1 changed files with 47 additions and 0 deletions
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47
BurnOutSharp/FileType/MicrosoftCAB.cs
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@@ -215,6 +215,53 @@ namespace BurnOutSharp.FileType
public CFDATA[] DataBlocks { get; private set; }
#endregion
#region Serialization
/// <summary>
/// Deserialize <paramref name="data"/> at <paramref name="dataPtr"/> into a MSCABCabinet object
/// </summary>
public static MSCABCabinet Deserialize(byte[] data, ref int dataPtr)
{
if (data == null || dataPtr < 0)
return null;
MSCABCabinet cabinet = new MSCABCabinet();
// Start with the header
cabinet.Header = CFHEADER.Deserialize(data, ref dataPtr);
if (cabinet.Header == null)
return null;
// Then retrieve all folder headers
cabinet.Folders = new CFFOLDER[cabinet.Header.FolderCount];
for (int i = 0; i < cabinet.Header.FolderCount; i++)
{
cabinet.Folders[i] = CFFOLDER.Deserialize(data, ref dataPtr);
if (cabinet.Folders[i] == null)
return null;
}
// TODO: Should we use cabinet.Header.FilesOffset instead of assuming where the data starts?
// TODO: Should we use the original value of `dataPtr` to create the real offset?
// Then retrieve all file headers
cabinet.Files = new CFFILE[cabinet.Header.FileCount];
for (int i = 0; i < cabinet.Header.FileCount; i++)
{
cabinet.Files[i] = CFFILE.Deserialize(data, ref dataPtr);
if (cabinet.Files[i] == null)
return null;
}
// TODO: Should we populate the data blocks here?
// TODO: How do we determine the number of data blocks?
// TODO: If the data blocks start right after the CFFILE data, should we just store the data block offset?
return cabinet;
}
#endregion
}
/// <summary>