internal void ParseExistentData()
{
if (0 == _workBuffer.Size)
{
return;
}
DataChunk[] chunks = DataChunk.ParseData(_workBuffer.Data, _workBuffer.Size);
int chunksNum = chunks.Length, i = 0;
try
{
for (; i < chunksNum; i++)
{
LineInfo line = GetCurrentLine();
if (LineInfoState.Completed == line.State)
{
MoveToNextLine();
line = GetCurrentLine();
}
try
{
line.PutChunk(_workBuffer.Data, chunks[i]);
}
catch (LineException e)
{
e.Line = GetCurrentLineIndex();
throw;
}
if (LineInfoState.Completed == line.State)
{
OnNewLine(line, GetCurrentLineIndex());
if (true == SingleLineMode && (i != chunksNum - 1))
{
break;
}
}
}
}
catch
{
_invalidState = true;
throw;
}
if (chunksNum == i) //all working data was parsed?
{
_workBuffer.Clear();
}
else
{
_workBuffer.CutHead(chunks[i].Start + chunks[i].Length);
}
}
public EBMLElement(Matroska.File _file, ulong position)
{
if (_file == null)
{
throw new ArgumentNullException("file");
}
if (position > (ulong)(_file.Length - 4))
{
throw new ArgumentOutOfRangeException("position");
}
file = _file;
file.Seek((long)position);
ByteVector vector = file.ReadBlock(1);
Byte header_byte = vector[0];
Byte mask = 0x80, id_length = 1;
while (id_length <= 4 && (header_byte & mask) == 0)
{
id_length++;
mask >>= 1;
}
if (id_length > 4)
{
throw new CorruptFileException("invalid EBML id size");
}
if (id_length > 1)
{
vector.Add(file.ReadBlock(id_length - 1));
}
ebml_id = vector.ToUInt();
vector.Clear();
vector = file.ReadBlock(1);
header_byte = vector[0];
mask = 0x80;
Byte size_length = 1;
while (size_length <= 8 && (header_byte & mask) == 0)
{
size_length++;
mask >>= 1;
}
if (size_length > 8)
{
throw new CorruptFileException("invalid EBML element size");
}
vector[0] &= (Byte)(mask - 1);
if (size_length > 1)
{
vector.Add(file.ReadBlock(size_length - 1));
}
ebml_size = vector.ToULong();
offset = position;
data_offset = offset + id_length + size_length;
}
/// <summary>
/// Read EBML header and data-size if it is an abstract one.
/// It then becomes a non abstract EBML.
/// </summary>
/// <param name="throwException">Throw exception on invalid EBML read if true (Default: false).</param>
/// <returns>True if successful.</returns>
public bool Read(bool throwException = false)
{
if (!Abstract)
{
return(true);
}
if (file == null)
{
throw new ArgumentNullException("file");
}
try
{
var ex = new InvalidOperationException("Invalid EBML format Read");
if (offset >= (ulong)(file.Length) - 1)
{
throw ex;
}
// Prepare for Consitency check
uint ebml_id_check = ebml_id;
ulong ebml_size_check = Size;
file.Seek((long)offset);
// Get the header byte
ByteVector vector = file.ReadBlock(1);
byte header_byte = vector[0];
// Define a mask
byte mask = 0x80, id_length = 1;
// Figure out the size in bytes
while (id_length <= 4 && (header_byte & mask) == 0)
{
id_length++;
mask >>= 1;
}
if (id_length > 4)
{
throw ex;
}
// Now read the rest of the EBML ID
if (id_length > 1)
{
vector.Add(file.ReadBlock(id_length - 1));
}
ebml_id = vector.ToUInt();
vector.Clear();
// Get the size length
vector = file.ReadBlock(1);
header_byte = vector[0];
mask = 0x80;
Byte size_length = 1;
// Iterate through various possibilities
while (size_length <= 8 && (header_byte & mask) == 0)
{
size_length++;
mask >>= 1;
}
if (size_length > 8)
{
size_length = 1; // Special: Empty element (all zero state)
}
else
{
vector[0] &= (Byte)(mask - 1); // Clear the marker bit
}
// Now read the rest of the EBML element size
if (size_length > 1)
{
vector.Add(file.ReadBlock(size_length - 1));
}
ebml_size = vector.ToULong();
// Special: Auto-size (0xFF byte)
if (size_length == 1 && ebml_size == 0x7F)
{
// Resolve auto-size to fill in to its containing element
ulong bound = parent == null ? (ulong)file.Length : parent.Offset + parent.Size;
ebml_size = bound - offset - (ulong)(id_length + size_length);
}
data_offset = offset + id_length + size_length;
// Consistency check: Detect descrepencies between read data and abstract data
if (ebml_id_check != 0 && ebml_id_check != ebml_id)
{
throw ex;
}
if (ebml_size_check != 0 && ebml_size_check != Size)
{
throw ex;
}
return(true);
}
catch (Exception ex)
{
if (throwException)
{
throw ex;
}
return(false);
}
}
/// <summary>
/// Constructs a <see cref="EBMLElement" /> parsing from provided
/// file data.
/// </summary>
/// <param name="_file"><see cref="File" /> instance to read from.</param>
/// <param name="position">Position to start reading from.</param>
public EBMLElement(Matroska.File _file, ulong position)
{
if (_file == null)
{
throw new ArgumentNullException("file");
}
if (position > (ulong)(_file.Length - 4))
{
throw new ArgumentOutOfRangeException("position");
}
// Keep a reference to the file
file = _file;
file.Seek((long)position);
// Get the header byte
ByteVector vector = file.ReadBlock(1);
Byte header_byte = vector [0];
// Define a mask
Byte mask = 0x80, id_length = 1;
// Figure out the size in bytes
while (id_length <= 4 && (header_byte & mask) == 0)
{
id_length++;
mask >>= 1;
}
if (id_length > 4)
{
throw new CorruptFileException("invalid EBML id size");
}
// Now read the rest of the EBML ID
if (id_length > 1)
{
vector.Add(file.ReadBlock(id_length - 1));
}
ebml_id = vector.ToUInt();
vector.Clear();
// Get the size length
vector = file.ReadBlock(1);
header_byte = vector [0];
mask = 0x80;
Byte size_length = 1;
// Iterate through various possibilities
while (size_length <= 8 && (header_byte & mask) == 0)
{
size_length++;
mask >>= 1;
}
if (size_length > 8)
{
throw new CorruptFileException("invalid EBML element size");
}
// Clear the marker bit
vector [0] &= (Byte)(mask - 1);
// Now read the rest of the EBML element size
if (size_length > 1)
{
vector.Add(file.ReadBlock(size_length - 1));
}
ebml_size = vector.ToULong();
offset = position;
data_offset = offset + id_length + size_length;
}
public static string MD5Encode(string pw, string salt)
{
// ��� �������� �������� �����:
// $apr1$Vs5.....$iSQlpTkND9RjL7iAMTjDt.
// ��� ������������� ������ �������� ��������� ������ - ����
string password;
byte[] final;
// ����� ����, ���� � �������� ���� ������ ��� ���
// 1. ����� ���������� $apr1$
if (salt.StartsWith(MD5_MAGIC_PREFIX))
{
salt = salt.Substring(MD5_MAGIC_PREFIX.Length);
}
// 2. ����� ���� �� ������� '$' ��� 8 ��������
int sp = salt.IndexOf('$');
if (sp < 0 || sp > 8)
{
sp = 8;
}
salt = salt.Substring(0, sp);
//Debug.WriteLine(string.Format("salt [{0}]", salt));
ByteVector s = new ByteVector();
ByteVector s1 = new ByteVector();
s.Add(pw);
s.Add(MD5_MAGIC_PREFIX);
s.Add(salt);
s1.Add(pw);
s1.Add(salt);
s1.Add(pw);
final = s1.GetMD5Hash();
for (int i = pw.Length; i > 0; i -= MD5_DIGESTSIZE)
{
s.Add(final, 0, (i > MD5_DIGESTSIZE) ? MD5_DIGESTSIZE : i);
}
for (int i = 0; i < final.Length; i++)
{
final[i] = 0;
}
for (int i = pw.Length; i != 0; i >>= 1)
{
// (i & 1) � �����
if ((i & 0x01) == 1)
{
s.Add(final, 0, 1);
}
else
{
s.Add(pw.Substring(0, 1));
}
}
final = s.GetMD5Hash();
for (int i = 0; i < 1000; i++)
{
s1.Clear();
if ((i & 1) != 0)
{
s1.Add(pw);
}
else
{
s1.Add(final);
}
if ((i % 3) != 0)
{
s1.Add(salt);
}
if ((i % 7) != 0)
{
s1.Add(pw);
}
if ((i & 1) != 0)
{
s1.Add(final);
}
else
{
s1.Add(pw);
}
final = s1.GetMD5Hash();
}
password = "";
ulong l;
l = ((ulong)final[0] << 16) | ((ulong)final[6] << 8) | ((ulong)final[12]);
password += PasswdHelper.to64(l, 4);
l = ((ulong)final[1] << 16) | ((ulong)final[7] << 8) | ((ulong)final[13]);
password += PasswdHelper.to64(l, 4);
l = ((ulong)final[2] << 16) | ((ulong)final[8] << 8) | ((ulong)final[14]);
password += PasswdHelper.to64(l, 4);
l = ((ulong)final[3] << 16) | ((ulong)final[9] << 8) | ((ulong)final[15]);
password += PasswdHelper.to64(l, 4);
l = ((ulong)final[4] << 16) | ((ulong)final[10] << 8) | ((ulong)final[5]);
password += PasswdHelper.to64(l, 4);
l = ((ulong)final[11]);
password += PasswdHelper.to64(l, 2);
password = string.Format("{0}{1}${2}", MD5_MAGIC_PREFIX, salt, password);
return(password);
}
public static string MD5Encode(string pw, string salt)
{
// для проверки приходит такое:
// $apr1$Vs5.....$iSQlpTkND9RjL7iAMTjDt.
// для генерирования пароля приходит случайная строка - соль
string password;
byte[] final;
// найдём соль, если в качестве соли пришёл уже хэш
// 1. Уберём магический $apr1$
if (salt.StartsWith(MD5_MAGIC_PREFIX))
{
salt = salt.Substring(MD5_MAGIC_PREFIX.Length);
}
// 2. Найдём соль до первого '$' Или 8 символов
int sp = salt.IndexOf('$');
if (sp < 0 || sp > 8)
{
sp = 8;
}
salt = salt.Substring(0, sp);
//Debug.WriteLine(string.Format("salt [{0}]", salt));
ByteVector s = new ByteVector();
ByteVector s1 = new ByteVector();
s.Add(pw);
s.Add(MD5_MAGIC_PREFIX);
s.Add(salt);
s1.Add(pw);
s1.Add(salt);
s1.Add(pw);
final = s1.GetMD5Hash();
for (int i = pw.Length; i > 0; i -= MD5_DIGESTSIZE)
{
s.Add(final, 0, (i > MD5_DIGESTSIZE) ? MD5_DIGESTSIZE : i);
}
for (int i = 0; i < final.Length; i++)
{
final[i] = 0;
}
for (int i = pw.Length; i != 0; i >>= 1)
{
// (i & 1) в апаче
if ((i & 0x01) == 1)
{
s.Add(final, 0, 1);
}
else
{
s.Add(pw.Substring(0, 1));
}
}
final = s.GetMD5Hash();
for (int i = 0; i < 1000; i++)
{
s1.Clear();
if ((i & 1) != 0)
{
s1.Add(pw);
}
else
{
s1.Add(final);
}
if ((i % 3) != 0)
{
s1.Add(salt);
}
if ((i % 7) != 0)
{
s1.Add(pw);
}
if ((i & 1) != 0)
{
s1.Add(final);
}
else
{
s1.Add(pw);
}
final = s1.GetMD5Hash();
}
password = "";
ulong l;
l = ((ulong)final[0] << 16) | ((ulong)final[6] << 8) | ((ulong)final[12]);
password += PasswdHelper.to64(l, 4);
l = ((ulong)final[1] << 16) | ((ulong)final[7] << 8) | ((ulong)final[13]);
password += PasswdHelper.to64(l, 4);
l = ((ulong)final[2] << 16) | ((ulong)final[8] << 8) | ((ulong)final[14]);
password += PasswdHelper.to64(l, 4);
l = ((ulong)final[3] << 16) | ((ulong)final[9] << 8) | ((ulong)final[15]);
password += PasswdHelper.to64(l, 4);
l = ((ulong)final[4] << 16) | ((ulong)final[10] << 8) | ((ulong)final[5]);
password += PasswdHelper.to64(l, 4);
l = ((ulong)final[11]);
password += PasswdHelper.to64(l, 2);
password = string.Format("{0}{1}${2}", MD5_MAGIC_PREFIX, salt, password);
return(password);
}
public static string MD5Encode(string pw, string salt)
{
// для проверки приходит такое:
// $apr1$Vs5.....$iSQlpTkND9RjL7iAMTjDt.
// для генерирования пароля приходит случайная строка - соль
string password;
byte[] final;
// найдём соль, если в качестве соли пришёл уже хэш
// 1. Уберём магический $apr1$
if (salt.StartsWith(MD5_MAGIC_PREFIX))
{
salt = salt.Substring(MD5_MAGIC_PREFIX.Length);
}
// 2. Найдём соль до первого '$' Или 8 символов
int sp = salt.IndexOf('$');
if (sp < 0 || sp > 8) sp = 8;
salt = salt.Substring(0, sp);
//Debug.WriteLine(string.Format("salt [{0}]", salt));
ByteVector s = new ByteVector();
ByteVector s1 = new ByteVector();
s.Add(pw);
s.Add(MD5_MAGIC_PREFIX);
s.Add(salt);
s1.Add(pw);
s1.Add(salt);
s1.Add(pw);
final = s1.GetMD5Hash();
for (int i = pw.Length; i > 0; i -= MD5_DIGESTSIZE)
{
s.Add(final, 0, (i > MD5_DIGESTSIZE) ? MD5_DIGESTSIZE : i);
}
for (int i = 0; i < final.Length; i++)
final[i] = 0;
for (int i = pw.Length; i != 0; i >>= 1)
{
// (i & 1) в апаче
if ((i & 0x01) == 1)
{
s.Add(final, 0, 1);
}
else
{
s.Add(pw.Substring(0, 1));
}
}
final = s.GetMD5Hash();
for (int i = 0; i < 1000; i++)
{
s1.Clear();
if ((i & 1) != 0)
{
s1.Add(pw);
}
else
{
s1.Add(final);
}
if ((i % 3) != 0)
{
s1.Add(salt);
}
if ((i % 7) != 0)
{
s1.Add(pw);
}
if ((i & 1) != 0)
{
s1.Add(final);
}
else
{
s1.Add(pw);
}
final = s1.GetMD5Hash();
}
password = "";
ulong l;
l = ((ulong)final[0] << 16) | ((ulong)final[6] << 8) | ((ulong)final[12]);
password += PasswdHelper.to64(l, 4);
l = ((ulong)final[1] << 16) | ((ulong)final[7] << 8) | ((ulong)final[13]);
password += PasswdHelper.to64(l, 4);
l = ((ulong)final[2] << 16) | ((ulong)final[8] << 8) | ((ulong)final[14]);
password += PasswdHelper.to64(l, 4);
l = ((ulong)final[3] << 16) | ((ulong)final[9] << 8) | ((ulong)final[15]);
password += PasswdHelper.to64(l, 4);
l = ((ulong)final[4] << 16) | ((ulong)final[10] << 8) | ((ulong)final[5]);
password += PasswdHelper.to64(l, 4);
l = ((ulong)final[11]);
password += PasswdHelper.to64(l, 2);
password = string.Format("{0}{1}${2}", MD5_MAGIC_PREFIX, salt, password);
return password;
}
