private bool parseEntry(string line)
{
HexValuePair tokens = getTokens(line, true);
if (tokens == null)
{
return(false);
}
return(addToMaps(tokens.HexNumber, tokens.Value));
}
private bool parseEndLine(string line)
{
line = line.Substring(1);
string hexstr, textstr;
HexValuePair tokens = getTokens(line, false);
if (tokens == null)
{
return(false);
}
hexstr = tokens.HexNumber;
textstr = string.IsNullOrEmpty(tokens.Value) ? DefEndLine : tokens.Value;
return(addToMaps(hexstr, textstr));
}
private HexValuePair getTokens(string line, bool isNormalEntry)
{
HexValuePair tokens = new HexValuePair();
int pos;
//if "XX="
if ((pos = line.IndexOf('=')) == line.Length - 1)
{
RecordError("Entry is incomplete");
return(null);
}
//if "XX"
if (pos == -1)
{
if (isNormalEntry)
{
RecordError("No string token present");
return(null);
}
else
{
pos = line.Length;
}
}
else
{
tokens.Value = line.Substring(pos + 1);
}
string hexString = line.Substring(0, pos).ToUpper();
pos = findFirstNotOf(hexString, HexAlphaNum);
if (pos >= 0)
{
hexString = hexString.Substring(0, pos);
}
if ((hexString.Length & 1) != 0)
{
RecordError("Incomplete hex token");
return(null);
}
tokens.HexNumber = hexString;
return(tokens);
}
private HexValuePair getTokens (string line, bool isNormalEntry)
{
HexValuePair tokens = new HexValuePair();
int pos;
//if "XX="
if ((pos = line.IndexOf ('=')) == line.Length - 1)
{
RecordError ("Entry is incomplete");
return null;
}
//if "XX"
if (pos == -1) {
if (isNormalEntry)
{
RecordError("No string token present");
return null;
}
else
{
pos = line.Length;
}
}
else
{
tokens.Value = line.Substring (pos + 1);
}
string hexString = line.Substring (0, pos).ToUpper();
pos = findFirstNotOf (hexString, HexAlphaNum);
if (pos >= 0)
{
hexString = hexString.Substring(0, pos);
}
if ((hexString.Length & 1) != 0)
{
RecordError("Incomplete hex token");
return null;
}
tokens.HexNumber = hexString;
return tokens;
}
private bool parseLink(string line)
{
LinkedEntry l = new LinkedEntry();
int pos;
line = line.Substring(1);
string hexstr, textstr;
HexValuePair tokens = getTokens(line, true);
if (tokens == null)
{
return(false);
}
hexstr = tokens.HexNumber;
pos = tokens.Value.LastIndexOf(',');
if (pos == -1)
{
RecordError("No comma, linked entry format is $XX=<text>,num");
return(false);
}
textstr = tokens.Value.Substring(0, pos);
tokens.Value = tokens.Value.Substring(pos + 1);
pos = findFirstNotOf(tokens.Value, "0123456789");
if (pos >= 0)
{
RecordError("Nonnumeric characters in num field, linked entry format is $XX=<text>,num");
return(false);
}
l.Text = textstr;
l.Number = int.Parse(tokens.Value);
if (ReaderType == TableReaderType.ReadTypeDump)
{
l.Text = changeControlCodes(l.Text, true);
if (LinkedEntries.ContainsKey(hexstr))
{
RecordError("Linked entry with this hex token already exists.");
return(false);
}
else
{
LinkedEntries.Add(hexstr, l);
}
}
else if (ReaderType == TableReaderType.ReadTypeInsert)
{
string modString = textstr;
modString = changeControlCodes(modString, false);
if (LookupValue.ContainsKey(modString))
{
RecordError("Unable to add duplicate text token, causes dumper conflicts");
return(false);
}
else
{
LookupValue.Add(modString, hexstr);
updateLongest(hexstr, modString);
}
}
return(true);
}