void ReadFunctions(DataReader reader)
{
if (reader.ReadUInt32() != 4)
{
throw new PdbException("Invalid signature");
}
while (reader.Position < reader.Length)
{
var size = reader.ReadUInt16();
var begin = reader.Position;
var end = begin + size;
var type = (SymbolType)reader.ReadUInt16();
switch (type)
{
case SymbolType.S_GMANPROC:
case SymbolType.S_LMANPROC:
var func = new DbiFunction();
func.Read(ref reader, end);
Functions.Add(func);
break;
default:
reader.Position = end;
break;
}
}
}
void ReadLines(PdbReader pdbReader, DataReader reader)
{
var docs = new Dictionary <uint, DbiDocument>();
reader.Position = 0;
while (reader.Position < reader.Length)
{
var sig = (ModuleStreamType)reader.ReadUInt32();
var size = reader.ReadUInt32();
var begin = reader.Position;
var end = (begin + size + 3) & ~3U;
if (sig == ModuleStreamType.FileInfo)
{
ReadFiles(pdbReader, docs, ref reader, end);
}
reader.Position = end;
}
var sortedFuncs = new DbiFunction[Functions.Count];
Functions.CopyTo(sortedFuncs, 0);
Array.Sort(sortedFuncs, (a, b) => a.Address.CompareTo(b.Address));
reader.Position = 0;
while (reader.Position < reader.Length)
{
var sig = (ModuleStreamType)reader.ReadUInt32();
var size = reader.ReadUInt32();
var begin = reader.Position;
var end = begin + size;
if (sig == ModuleStreamType.Lines)
{
ReadLines(sortedFuncs, docs, ref reader, end);
}
reader.Position = end;
}
}
