//for a given bbt entry, retrieve the raw bytes associated with the BID //this includes retrieving data trees via xblocks public static List<BlockDataDTO> GetBBTEntryData(BBTENTRY entry, PSTFile pst) { var dataSize = entry.BlockByteCount; var blockSize = entry.BlockByteCount + 16; if (blockSize % 64 != 0) blockSize += 64 - (blockSize%64); List<BlockDataDTO> dataBlocks; /*if (isSubNode) { using (var viewer = PSTFile.PSTMMF.CreateViewAccessor((long)entry.BREF.IB, blockSize)) { var blockBytes = new byte[dataSize]; viewer.ReadArray(0, blockBytes, 0, dataSize); dataBlocks = new List<BlockDataDTO> {new BlockDataDTO {Data = blockBytes, PstOffset = entry.BREF.IB, BBTEntry = entry}}; return dataBlocks; } } else */ if (entry.Internal) { using(var viewer = pst.PSTMMF.CreateViewAccessor((long)entry.BREF.IB,blockSize)) { var blockBytes = new byte[dataSize]; viewer.ReadArray(0, blockBytes, 0, dataSize); var trailerBytes = new byte[16]; viewer.ReadArray(blockSize-16, trailerBytes, 0, 16); var trailer = new BlockTrailer(trailerBytes, 0); var dataBlockDTO = new BlockDataDTO { Data = blockBytes, PstOffset = entry.BREF.IB, CRCOffset = (uint)((long)entry.BREF.IB + (blockSize - 12)), BBTEntry = entry }; var type = blockBytes[0]; var level = blockBytes[1]; if (type == 2) //si or sl entry { return new List<BlockDataDTO> {dataBlockDTO}; } else if (type == 1) { if (blockBytes[1] == 0x01) //XBLOCK { var xblock = new XBLOCK(dataBlockDTO); return BlockBO.GetXBlockData(xblock, pst); } else //XXBLOCK { var xxblock = new XXBLOCK(dataBlockDTO); return BlockBO.GetXXBlockData(xxblock, pst); } } else { throw new NotImplementedException(); } } } else { using(var viewer = pst.PSTMMF.CreateViewAccessor((long)entry.BREF.IB,blockSize)) { var dataBytes = new byte[dataSize]; viewer.ReadArray(0, dataBytes, 0, dataSize); var trailerBytes = new byte[16]; viewer.ReadArray(blockSize-16, trailerBytes, 0, 16); var trailer = new BlockTrailer(trailerBytes, 0); dataBlocks = new List<BlockDataDTO> { new BlockDataDTO { Data = dataBytes, PstOffset = entry.BREF.IB, CRC32 = trailer.CRC, CRCOffset = (uint) (blockSize -12), BBTEntry = entry } }; } } for (int i = 0; i < dataBlocks.Count; i++) { var temp = dataBlocks[i].Data; DatatEncoder.CryptPermute(temp, temp.Length, false, pst); } return dataBlocks; }