示例#1
0
        private static List <BlockDataDTO> GetXXBlockData(XXBLOCK xxblock, PSTFile pst)
        {
            var ret = new List <BlockDataDTO>();

            foreach (var bid in xxblock.XBlockBIDs)
            {
                var bbtEntry      = pst.GetBlockBBTEntry(bid);
                var curXblockData = BlockBO.GetBBTEntryData(bbtEntry, pst);
                //var curXblockData = BlockBO.GetXBlockData(curXblock);
                foreach (var block in curXblockData)
                {
                    ret.Add(block);
                }
            }
            return(ret);
        }
示例#2
0
 private static List<BlockDataDTO> GetXXBlockData(XXBLOCK xxblock, PSTFile pst)
 {
     var ret = new List<BlockDataDTO>();
     foreach(var bid in xxblock.XBlockBIDs)
     {
         var bbtEntry = pst.GetBlockBBTEntry(bid);
         var curXblockData = BlockBO.GetBBTEntryData(bbtEntry, pst);
         //var curXblockData = BlockBO.GetXBlockData(curXblock);
         foreach(var block in curXblockData)
             ret.Add(block);
     }
     return ret;
 }
示例#3
0
        //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)
        {
            int blockTrailerLen = pst.Header.isUnicode ? 16 : 12;

            var dataSize  = entry.BlockByteCount;
            var blockSize = entry.BlockByteCount + blockTrailerLen;

            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[blockTrailerLen];
                    viewer.ReadArray(blockSize - blockTrailerLen, trailerBytes, 0, blockTrailerLen);
                    var trailer = new BlockTrailer(pst.Header.isUnicode, trailerBytes, 0);

                    var dataBlockDTO = new BlockDataDTO
                    {
                        Data      = blockBytes,
                        PstOffset = entry.BREF.IB,
                        CRCOffset = (uint)((long)entry.BREF.IB + (blockSize - (pst.Header.isUnicode ? 12 : 4))),
                        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(pst.Header.isUnicode, dataBlockDTO);
                            return(BlockBO.GetXBlockData(xblock, pst));
                        }
                        else   //XXBLOCK
                        {
                            var xxblock = new XXBLOCK(pst.Header.isUnicode, 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[blockTrailerLen];
                    viewer.ReadArray(blockSize - blockTrailerLen, trailerBytes, 0, blockTrailerLen);
                    var trailer = new BlockTrailer(pst.Header.isUnicode, trailerBytes, 0);
                    dataBlocks = new List <BlockDataDTO>
                    {
                        new BlockDataDTO
                        {
                            Data      = dataBytes,
                            PstOffset = entry.BREF.IB,
                            CRC32     = trailer.CRC,
                            CRCOffset = (uint)(blockSize - (pst.Header.isUnicode ? 12 : 4)),
                            BBTEntry  = entry
                        }
                    };
                }
            }

            for (int i = 0; i < dataBlocks.Count; i++)
            {
                var temp = dataBlocks[i].Data;
                DataEncoder.CryptPermute(temp, temp.Length, false, pst);
            }
            return(dataBlocks);
        }
示例#4
0
        //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;
        }