public static Dictionary <UInt64, ExtentRecord> er_dic = new Dictionary <UInt64, ExtentRecord>(); //NodeID, ExtentRecord
public static void init_btln(FileStream stream, UInt64 block_num)
{
Table header = Table.get_table_header(stream, block_num);
if (header.table_type == 0)
{
return;
}
TableType[] table_info = Table.save_record(stream, block_num, header);
//Console.WriteLine("block_num: {0}, 0x{1}", block_num, block_num.ToString("X"));
//Console.WriteLine("table type : {0}", header.table_type);
for (int i = 0; i < header.record_num; i++)
{
char record_type = table_info[i].KeySection[14];
//Console.WriteLine("\n\n{0} record\nrecord_type {1}", i, record_type);
//Console.WriteLine("key len : {0}, data len {1}", table_info[i].KeyLength, table_info[i].DataLength);
switch (record_type)
{
case '3':
FileFolderRecord f = new FileFolderRecord();
try
{
f = FileFolderRecord.get(table_info[i].KeySection, table_info[i].DataSection);
String fname = new string(f.FileName, 0, f.FileName.Length - 1);
// Console.WriteLine("Node ID : {0}, ParentID : {1}, Filename : {2}, Flag : {3} ", f.NodeID, f.ParentID, fname, f.Flag );
if (!ffr_dict.ContainsKey(f.NodeID))
{
ffr_dict.Add(f.NodeID, f);
}
else
{
ffr_dict[f.NodeID] = f;
}
if (!parent_node_dic.ContainsKey(f.ParentID))
{
List <UInt64> node_list = new List <UInt64>();
node_list.Add(f.NodeID);
parent_node_dic.Add(f.ParentID, node_list);
}
else
{
List <UInt64> child_list = parent_node_dic[f.ParentID];
if (!child_list.Exists(x => x == f.NodeID))
{
parent_node_dic[f.ParentID].Add(f.NodeID);
}
}
}
catch (ArgumentException)
{
Console.WriteLine("**************An element with Key = {0} already exists.", f.NodeID);
}
break;
//case '6':
// ExtentStatus es = ExtentStatus.get(table_info[i].KeySection, table_info[i].DataSection);
// RECORD.es_list.Add(es);
// break;
case '8':
ExtentRecord er = ExtentRecord.get(table_info[i].KeySection, table_info[i].DataSection);
if (!er_dic.ContainsKey(er.NodeID))
{
er_dic.Add(er.NodeID, er);
}
else
{
// Console.WriteLine("*****Modify Extent Record , nodeID{0}", er.NodeID);
er_dic[er.NodeID] = er;
}
break;
//case '9':
// KeyRecord kr = KeyRecord.get(table_info[i].KeySection, table_info[i].DataSection);
// RECORD.kr_list.Add(kr);
// break;
}
}
return;
}
public UInt64 ContentLenGross; // lengthMethod가 2일 경우에만
public static FileFolderRecord get(string key, string data)
{
//Console.WriteLine("key : {0}, data : {1}", key, data);
int start, len;
FileFolderRecord ffr = new FileFolderRecord();
start = 0;
len = 8;
ffr.ParentID = Utility.little_hex_to_uint64(data.Substring(start, 2 * len), len);
//Console.WriteLine("ParentID : {0}, {1}", ffr.ParentID, data.Substring(start, 2 * len));
start += 2 * len;
len = 8;
ffr.NodeID = Utility.little_hex_to_uint64(data.Substring(start, 2 * len), len);
//Console.WriteLine("NodeID : {0}, {1}", ffr.NodeID, data.Substring(start, 2 * len));
start += 2 * len;
len = 8;
ffr.CreateTime = Utility.hex_to_dateTime(data.Substring(start, 2 * len));
//Console.WriteLine("CreateTime : {0}", ffr.CreateTime);
start += 2 * len;
len = 8;
ffr.ModifyTime = Utility.hex_to_dateTime(data.Substring(start, 2 * len));
//Console.WriteLine("ModifyTime : {0}", ffr.ModifyTime);
start += 2 * len;
len = 8;
ffr.InodeModifyTime = Utility.hex_to_dateTime(data.Substring(start, 2 * len));
//Console.WriteLine("InodeModifyTime : {0}", ffr.InodeModifyTime);
start += 2 * len;
len = 8;
ffr.AccessedTime = Utility.hex_to_dateTime(data.Substring(start, 2 * len));
//Console.WriteLine("AccessedTime : {0}", ffr.AccessedTime);
start += 4 * len;
len = 8;
ffr.FileFolderNum = Utility.little_hex_to_uint64(data.Substring(start, 2 * len), len);
//Console.WriteLine("FileFolderNum : {0}, {1}", ffr.FileFolderNum, data.Substring(start, 2 * len));
start += 2 * len;
len = 8;
ffr.HardlinkNum = Utility.little_hex_to_uint64(data.Substring(start, 2 * len), len);
//Console.WriteLine("HardlinkNum : {0}, {1}", ffr.HardlinkNum, data.Substring(start, 2 * len));
start += 2 * len;
len = 4;
ffr.OwnerID = (uint)Utility.little_hex_to_uint64(data.Substring(start, 2 * len), len);
//Console.WriteLine("OwnerID : {0}, {1}", ffr.OwnerID, data.Substring(start, 2 * len));
start += 2 * len;
len = 4;
ffr.GroupID = (uint)Utility.little_hex_to_uint64(data.Substring(start, 2 * len), len);
//Console.WriteLine("GroupID : {0}, {1}", ffr.GroupID, data.Substring(start, 2 * len));
/* - Flag -
* folder : 0100000 + rwxrwxrwx
* file : 1000000+ rwxrwxrwx
*/
start += 2 * len;
len = 8;
ffr.Flag = Utility.littleEndian_to_bigEndian(data.Substring(start, 2 * len), 2);
//Console.WriteLine("Flag : {0}, {1}", ffr.Flag, data.Substring(start, 2 * len));
start += 2 * len + 8;
len = 2;
ffr.LengthMethod = (UInt16)Utility.little_hex_to_uint64(data.Substring(start, 2 * len), len);
//Console.WriteLine("LengthMethod : {0}, {1}", ffr.LengthMethod, data.Substring(start, 2 * len));
start += 2 * len;
len = 2;
ffr.NameLengross = (UInt16)Utility.little_hex_to_uint64(data.Substring(start, 2 * len), len);
//Console.WriteLine("NameLengross : {0}, {1}", ffr.NameLengross, data.Substring(start, 2 * len));
start += 2 * len;
len = 2;
ffr.DataType = (UInt16)Utility.little_hex_to_uint64(data.Substring(start, 2 * len), len);
//Console.WriteLine("DataType : {0}, {1}", ffr.DataType, data.Substring(start, 2 * len));
start += 2 * len;
len = 2;
ffr.FileNameLength = (UInt16)Utility.little_hex_to_uint64(data.Substring(start, 2 * len), len);
//Console.WriteLine("FileNameLength : {0}, {1}", ffr.FileNameLength, data.Substring(start, 2 * len));
if (ffr.LengthMethod == 1)
{
start += 2 * len;
len = ffr.FileNameLength;
ffr.FileName = Utility.hex_to_charArray(data.Substring(start, 2 * len));
}
else
{
start += 12;
len = ffr.FileNameLength;
ffr.FileName = Utility.hex_to_charArray(data.Substring(start, 2 * len));
start += 2 * (len + 8 - len % 8);
len = 8;
ffr.ContentLenLog = Utility.little_hex_to_uint64(data.Substring(start, 2 * len), len);
//Console.WriteLine("ContentLenLog : {0}, {1}", ffr.ContentLenLog, data.Substring(start, 2 * len));
start += 2 * len;
len = 8;
ffr.ContentLenGross = Utility.little_hex_to_uint64(data.Substring(start, 2 * len), len);
//Console.WriteLine("ContentLenGross : {0}, {1}", ffr.ContentLenGross, data.Substring(start, 2 * len));
}
return(ffr);
}