public SymbolsForBinary(string aHostFileName)
: base(aHostFileName)
{
// Add default unknown entry
SymbolSymbol nullEntry = SymbolSymbol.NewUnknown(this);
iEntries.Add(nullEntry);
}
private void Parser_SymbolCreated(SymbolSymbol aSymbol)
{
// 1) We accept symbols with an address of zero, providing that their size is greater
// than zero.
//
// 2) We accept symbols with an address greater than zero, irrespective of their size.
if ((aSymbol.Address >= 0 || aSymbol.Size > 0) || // 1
(aSymbol.Address == 0 && aSymbol.Size > 0) // 2
)
{
iCurrentBinary.Add(this, aSymbol, AllowNonRomSymbols);
}
else
{
System.Diagnostics.Debug.WriteLine(" Discarded symbol: " + aSymbol);
}
}
public override GenericSymbol SymbolForAddress(long aAddress)
{
#if DEBUG
int x = 0;
if (x > 0)
{
base.Dump(aAddress);
}
#endif
GenericSymbol ret = null;
//
AddressFindingComparer comparer = new AddressFindingComparer();
SymbolSymbol temp = SymbolSymbol.NewUnknown((uint)aAddress, 0, string.Empty);
int pos = iEntries.BinarySearch(temp, comparer);
if (pos >= 0 && pos < iEntries.Count)
{
ret = iEntries[pos];
System.Diagnostics.Debug.Assert(ret.AddressRange.Contains(aAddress));
}
//
return(ret);
}
private void HandleSymbolLine(string aLine)
{
try
{
// If we have not yet made a collection for this symbol, then do so now
CreateNewCollection();
SymbolSymbol entry = iEntryCreator.CreateSymbol();
bool entryOk = entry.Parse(aLine);
if (entryOk && SymbolCreated != null)
{
// Notify that we created a symbol
SymbolCreated(entry);
}
}
catch (GenericSymbolicCreationException)
{
#if TRACE
System.Diagnostics.Debug.WriteLine("SymbolParseException: " + aLine);
#endif
}
}
private void UpdateCollectionBaseAddressBasedUponFirstSymbol(GenericSymbol aSymbol)
{
// If we are not processing the first Symbol in the collection, then we
// can rely on the base address being set. Otherwise, we are
// defining the base address itself.
if (!((iFlags & TFlags.EFlagsHaveSeenFirstSymbol) == TFlags.EFlagsHaveSeenFirstSymbol))
{
// Set collection base address to symbol starting address
BaseAddress = aSymbol.Address;
// Since this is the first symbol in the collection, and we're going to use
// its address as the offset (base) address for the entire collection,
// if we just set the collection base address to the symbol's address and
// the continue, this entry will be double offset (the new offset for the collection
// + the offset of the symbol itself). We must therefore set the symbol's offset
// address to zero.
SymbolSymbol realSymbol = (SymbolSymbol)aSymbol;
realSymbol.ResetOffsetAddress(0);
// Make sure we set a flag so that we don't attempt to do this again.
iFlags |= TFlags.EFlagsHaveSeenFirstSymbol;
}
}
public SymbolSymbol CreateSymbol()
{
return(SymbolSymbol.New(iCurrentBinary));
}