private void AddToTable(string HexString, TableString tableString)
{
for (int k = 0; k < HexString.Length; k += 2)
{
tableString.bytes.Add(Convert.ToByte(HexString.Substring(k, 2), 16));
}
}
private void AddToTable (string HexString, TableString tableString)
{
for (int k = 0; k < HexString.Length; k +=2) {
tableString.bytes.Add(Convert.ToByte(HexString.Substring(k, 2), 16));
}
}
/// <summary>
/// Encodes a string.
/// </summary>
/// <param name="scriptBuf">The string to encode.</param>
/// <param name="BadCharOffset">The Bad char offset.</param>
/// <returns>The size of the encoded stream.</returns>
public int EncodeStream(string scriptBuf, ref int BadCharOffset)
{
TableString tablestring = new TableString();
string hexstr = string.Empty;
string subtextstr = string.Empty;
int i = 0;
int EncodedSize = 0;
int BufOffset = 0;
BadCharOffset = 0;
if (string.IsNullOrEmpty(scriptBuf))
{
return(0);
}
if (StringTable.Count > 0)
{
TableString restoreString = StringTable[StringTable.Count - 1];
if (string.IsNullOrEmpty(restoreString.EndToken))
{
StringTable.RemoveAt(StringTable.Count - 1);
tablestring.bytes = restoreString.bytes;
}
}
while (BufOffset < scriptBuf.Length)
{
int longestText = Table.LongestText[scriptBuf[BufOffset]];
for (i = longestText; i > 0; --i)
{
if (BufOffset + i >= scriptBuf.Length)
{
subtextstr = scriptBuf.Substring(BufOffset);
}
else
{
subtextstr = scriptBuf.Substring(BufOffset, i);
}
if (Table.LookupValue.ContainsKey(subtextstr))
{
hexstr = Table.LookupValue[subtextstr];
EncodedSize += hexstr.Length;
if (Table.EndTokens.Contains(subtextstr))
{
if (AddEndToken)
{
AddToTable(hexstr, tablestring);
}
tablestring.EndToken = subtextstr;
StringTable.Add(tablestring);
tablestring = new TableString();
}
else
{
AddToTable(hexstr, tablestring);
}
BufOffset += i;
break;
}
}
if (i == 0)
{
BadCharOffset = BufOffset;
return(-1);
}
}
if (tablestring.bytes.Count > 0)
{
StringTable.Add(tablestring);
}
return(EncodedSize);
}
/// <summary>
/// Encodes a string.
/// </summary>
/// <param name="scriptBuf">The string to encode.</param>
/// <param name="BadCharOffset">The Bad char offset.</param>
/// <returns>The size of the encoded stream.</returns>
public int EncodeStream (string scriptBuf, ref int BadCharOffset)
{
TableString tablestring = new TableString();
string hexstr = string.Empty;
string subtextstr = string.Empty;
int i = 0;
int EncodedSize = 0;
int BufOffset = 0;
BadCharOffset = 0;
if (string.IsNullOrEmpty(scriptBuf))
{
return 0;
}
if (StringTable.Count > 0) {
TableString restoreString = StringTable[StringTable.Count - 1];
if (string.IsNullOrEmpty(restoreString.EndToken)) {
StringTable.RemoveAt(StringTable.Count - 1);
tablestring.bytes = restoreString.bytes;
}
}
while (BufOffset < scriptBuf.Length) {
int longestText = Table.LongestText[scriptBuf[BufOffset]];
for (i = longestText; i > 0; --i)
{
if (BufOffset + i >= scriptBuf.Length)
{
subtextstr = scriptBuf.Substring(BufOffset);
}
else
{
subtextstr = scriptBuf.Substring(BufOffset, i);
}
if (Table.LookupValue.ContainsKey(subtextstr))
{
hexstr = Table.LookupValue[subtextstr];
EncodedSize += hexstr.Length;
if (Table.EndTokens.Contains(subtextstr))
{
if (AddEndToken)
{
AddToTable(hexstr, tablestring);
}
tablestring.EndToken = subtextstr;
StringTable.Add(tablestring);
tablestring = new TableString();
}
else
{
AddToTable(hexstr, tablestring);
}
BufOffset += i;
break;
}
}
if (i == 0) {
BadCharOffset = BufOffset;
return -1;
}
}
if (tablestring.bytes.Count > 0)
{
StringTable.Add(tablestring);
}
return EncodedSize;
}
