private Layout.IChunkInfo ParseLine(string text)
{
// returns a ChunkEntry object from a line in the imp file
// May 2014 - oh boy more uncommented code. At least this is relatively simple
// time to rewrite and comment!
// do some simple checks to make sure the line is valid
if (!text.Contains("[") || !text.Contains("]") ||
!(text.Contains("-") || text.Contains("+")) ||
text.Length < 6)
{
throw new FormatException("Entry not properly formatted");
}
//get the text between the [] brackets, which should be the address and any arguments
string offsets = dumplib.Text.Table.GetLabel(text);
string[] args = null;
// a comma delimits the address and all args, so if there's a comma in the text between []...
if (offsets.Contains(","))
{
//... then split by args, set the first result to offsets and the rest to the args array
string[] temp = offsets.Split(',');
args = new string[temp.Length - 1];
offsets = temp[0];
//Buffer.BlockCopy(temp, 1, args, 0, args.Length);
Array.Copy(temp, 1, args, 0, args.Length);
}
// the offset string can have a - or + to delimit between the two numbers
long first; int second;
if (offsets.IndexOf('-') > 0)
{
string[] offsetsplit = offsets.Split('-');
first = long.Parse(offsetsplit[0], System.Globalization.NumberStyles.HexNumber);
second = int.Parse(offsetsplit[1], System.Globalization.NumberStyles.HexNumber);
if (second < first)
{
throw new ArgumentOutOfRangeException("Ending offset cannot be less than start offset");
}
second = (second - (int)first) + 1;
}
else if (offsets.IndexOf('+') > 0)
{
string[] offsetsplit = offsets.Split('+');
first = long.Parse(offsetsplit[0], System.Globalization.NumberStyles.HexNumber);
second = int.Parse(offsetsplit[1], System.Globalization.NumberStyles.HexNumber);
if (second < 1)
{
throw new ArgumentOutOfRangeException("Length cannot be less than 1");
}
}
else
{
throw new FormatException("Offsets incorrectly formatted");
}
string desc = text.Substring(text.IndexOf(']') + 1);
//if (!ChunkTypes.ContainsKey(text.Substring(0, 1).ToUpper())) throw new ArgumentException("Specified chunk type not found");
object[] thisinfo = new object[2];
thisinfo[0] = new Range(first, second);
thisinfo[1] = desc;
IChunkInfo _out = Activator.CreateInstance(chunktypes[text.Substring(0, 1).ToUpper()], thisinfo) as IChunkInfo;
if (args != null && args.Length > 0)
{
_out.ParseArgs(args);
}
return(_out);
}
