public void Read(ReadingContext SR)
{
SectionName = SR.ReadFixedASCII(16);
SegmentName = SR.ReadFixedASCII(16);
Addr = SR.ReadUInt(AddressSize);
Size = SR.ReadUInt(AddressSize);
UInt32 FileOffset = SR.ReadUInt32();
LogAlignment = SR.ReadUInt32();
RelocationOffset = SR.ReadUInt32();
NumRelocations = SR.ReadUInt32();
Flags = (int)SR.ReadUInt32();
Reserved1 = SR.ReadUInt32();
Reserved2 = SR.ReadUInt32();
if (AddressSize == Bits.Num._64)
Reserved3 = SR.ReadUInt32();
if ((SectionType == S_ZEROFILL) || (SectionType == S_GB_ZEROFILL))
{
Debug.Assert(FileOffset == 0);
SectionData = null;
}
else
{
SR.PushPositionAndJump((long)FileOffset);
SectionData = SR.ReadBytes((int)Size);
SR.PopPosition();
}
if (Config.bCodeSignVerbose)
{
Console.WriteLine(" v Read Section '{0}' in segment '{1}' with size {2} and offset 0x{3:X} and align {4} and flags {5:X}", SectionName, SegmentName, Size, FileOffset, 1 << (byte)LogAlignment, Flags);
}
}
protected override void UnpackageData(ReadingContext SR, UInt32 Length)
{
long StartOfBlob = SR.Position - sizeof(UInt32) * 2;
Version = SR.ReadUInt32();
Flags = SR.ReadUInt32();
UInt32 HashOffset = SR.ReadUInt32();
UInt32 IdentifierStringOffset = SR.ReadUInt32();
SpecialSlotCount = SR.ReadUInt32();
CodeSlotCount = SR.ReadUInt32();
MainImageSignatureLimit = SR.ReadUInt32();
BytesPerHash = SR.ReadByte();
HashType = SR.ReadByte();
Spare1 = SR.ReadByte();
LogPageSize = SR.ReadByte();
Spare2 = SR.ReadUInt32();
ScatterCount = SR.ReadUInt32();
// Read the identifier string
SR.PushPositionAndJump(StartOfBlob + IdentifierStringOffset);
Identifier = SR.ReadASCIIZ();
SR.PopPosition();
// Read the hashes
long TotalNumHashes = SpecialSlotCount + CodeSlotCount;
Hashes = new byte[TotalNumHashes * BytesPerHash];
SR.PushPositionAndJump(StartOfBlob + HashOffset - BytesPerHash * SpecialSlotCount);
for (long i = 0; i < TotalNumHashes; ++i)
{
byte[] Hash = SR.ReadBytes(BytesPerHash);
Array.Copy(Hash, 0, Hashes, i * BytesPerHash, BytesPerHash);
}
SR.PopPosition();
if (Config.bCodeSignVerbose)
{
PrintHash("Info:", cdSlotMax - cdInfoSlot);
PrintHash("Requirements:", cdSlotMax - cdRequirementsSlot);
PrintHash("ResourceDir:", cdSlotMax - cdResourceDirSlot);
PrintHash("Application:", cdSlotMax - cdApplicationSlot);
PrintHash("Entitlements:", cdSlotMax - cdEntitlementSlot);
}
}
protected override void UnpackageData(ReadingContext SR, int CommandSize)
{
base.UnpackageData(SR, CommandSize);
SR.PushPositionAndJump(BlobFileOffset);
SR.bStreamLittleEndian = false;
long SavedPosition = SR.Position;
// Parse the blob
Payload = AbstractBlob.CreateFromStream(SR) as CodeSigningTableBlob;
if (Config.bCodeSignVerbose)
{
Console.WriteLine(Payload.ToString());
}
//SR.VerifyStreamPosition(SavedPosition, BlobFileSize);
SR.PopPosition();
SR.bStreamLittleEndian = true;
}
/// <summary>
/// Reads in a data blob, preserving the stream read pointer (Offset is relative to the start of the underlying stream)
/// </summary>
AbstractBlob ReadBlob(ReadingContext SR, long Offset)
{
SR.PushPositionAndJump(Offset);
AbstractBlob Result = AbstractBlob.CreateFromStream(SR);
SR.PopPosition();
return Result;
}
