public Symbol ReadSymbol()
{
long startOffset = Position;
SymbolHeader hdr = Read <SymbolHeader>();
Position = startOffset;
long endOffset = Position + sizeof(UInt16) + hdr.Length;
ISymbol sym = CreateSymbolStream(hdr);
if (sym != null)
{
sym.Read();
}
Position = endOffset;
if (sym == null)
{
return(null);
}
return(new Symbol(hdr.Type, sym));
}
public SymbolDataReader(IServiceContainer ctx, SpanStream stream) : base(ctx, stream)
{
startOffset = stream.Position;
Header = ReadHeader();
endOffset = startOffset + sizeof(UInt16) + Header.Length;
CheckHeader();
}
public SymbolDataReader(IServiceContainer ctx, SymbolHeader header, SpanStream stream) : base(ctx, stream)
{
startOffset = stream.Position - Marshal.SizeOf <SymbolHeader>();
Header = header;
endOffset = startOffset + Header.Length;
CheckHeader();
}
public new void WriteHeader()
{
long dataSize = Position;
Position = 0;
SymbolHeader hdr = new SymbolHeader()
{
Type = symbolType,
Length = (ushort)dataSize
};
Write <SymbolHeader>(hdr);
}
public NOTYPE(IServiceContainer pdb, SymbolHeader symHeader, SpanStream stream)
{
}
public ADJUSTOR(IServiceContainer ctx, SymbolHeader symHeader, SpanStream stream) : base(ctx, symHeader, stream)
{
Delta = ReadUInt16();
Name = ReadSymbolString();
}
private ISymbol CreateSymbolStream(SymbolHeader hdr)
{
switch (hdr.Type)
{
case SymbolType.S_ANNOTATION:
return(new S_ANNOTATION(ctx, mod, this));
case SymbolType.S_BLOCK32:
return(new S_BLOCK32(ctx, mod, this));
case SymbolType.S_BPREL32:
case SymbolType.S_BPREL32_ST:
return(new S_BPREL32(ctx, mod, this));
case SymbolType.S_BUILDINFO:
return(new S_BUILDINFO(ctx, mod, this));
case SymbolType.S_CALLEES:
return(new S_CALLEES(ctx, mod, this));
case SymbolType.S_CALLERS:
return(new S_CALLERS(ctx, mod, this));
case SymbolType.S_INLINEES:
return(new S_INLINEES(ctx, mod, this));
case SymbolType.S_CALLSITEINFO:
return(new S_CALLSITEINFO(ctx, mod, this));
case SymbolType.S_COFFGROUP:
return(new S_COFFGROUP(ctx, mod, this));
case SymbolType.S_COMPILE:
return(new S_COMPILE(ctx, mod, this));
case SymbolType.S_COMPILE2:
return(new S_COMPILE2(ctx, mod, this));
case SymbolType.S_COMPILE3:
return(new S_COMPILE3(ctx, mod, this));
case SymbolType.S_DEFRANGE_FRAMEPOINTER_REL:
return(new S_DEFRANGE_FRAMEPOINTER_REL(ctx, mod, this));
case SymbolType.S_DEFRANGE_FRAMEPOINTER_REL_FULL_SCOPE:
return(new S_DEFRANGE_FRAMEPOINTER_REL_FULL_SCOPE(ctx, mod, this));
case SymbolType.S_DEFRANGE_REGISTER:
return(new S_DEFRANGE_REGISTER(ctx, mod, this));
case SymbolType.S_DEFRANGE_REGISTER_REL:
return(new S_DEFRANGE_REGISTER_REL(ctx, mod, this));
case SymbolType.S_DEFRANGE_SUBFIELD_REGISTER:
return(new S_DEFRANGE_SUBFIELD_REGISTER(ctx, mod, this));
case SymbolType.S_ENVBLOCK:
return(new S_ENVBLOCK(ctx, mod, this));
case SymbolType.S_EXPORT:
return(new S_EXPORT(ctx, mod, this));
case SymbolType.S_FILESTATIC:
return(new S_FILESTATIC(ctx, mod, this));
case SymbolType.S_FRAMECOOKIE:
return(new S_FRAMECOOKIE(ctx, mod, this));
case SymbolType.S_FRAMEPROC:
return(new S_FRAMEPROC(ctx, mod, this));
case SymbolType.S_GDATA32:
case SymbolType.S_GDATA32_ST:
return(new S_GDATA32(ctx, mod, this));
case SymbolType.S_INLINESITE:
return(new S_INLINESITE(ctx, mod, this));
case SymbolType.S_LDATA32:
case SymbolType.S_LDATA32_ST:
return(new S_LDATA32(ctx, mod, this));
case SymbolType.S_LMANDATA:
case SymbolType.S_LMANDATA_ST:
return(new S_LMANDATA(ctx, mod, this));
case SymbolType.S_GMANPROC:
return(new S_GMANPROC(ctx, mod, this));
case SymbolType.S_LMANPROC:
case SymbolType.S_LMANPROC_ST:
return(new S_LMANPROC(ctx, mod, this));
case SymbolType.S_GPROC32:
case SymbolType.S_GPROC32_ST:
return(new S_GPROC32(ctx, mod, this));
case SymbolType.S_LPROC32:
case SymbolType.S_LPROC32_ST:
return(new S_LPROC32(ctx, mod, this));
case SymbolType.S_HEAPALLOCSITE:
return(new S_HEAPALLOCSITE(ctx, mod, this));
case SymbolType.S_LABEL32:
case SymbolType.S_LABEL32_ST:
return(new S_LABEL32(ctx, mod, this));
case SymbolType.S_LOCAL:
return(new S_LOCAL(ctx, mod, this));
case SymbolType.S_CONSTANT:
case SymbolType.S_CONSTANT_ST:
return(new S_CONSTANT(ctx, mod, this));
case SymbolType.S_MANCONSTANT:
return(new S_MANCONSTANT(ctx, mod, this));
case SymbolType.S_MANSLOT:
case SymbolType.S_MANSLOT_ST:
return(new S_MANSLOT(ctx, mod, this));
case SymbolType.S_OBJNAME:
case SymbolType.S_OBJNAME_ST:
return(new S_OBJNAME(ctx, mod, this));
case SymbolType.S_OEM:
return(new S_OEM(ctx, mod, this));
case SymbolType.S_REGISTER:
case SymbolType.S_REGISTER_ST:
return(new S_REGISTER(ctx, mod, this));
case SymbolType.S_REGREL32:
return(new S_REGREL32(ctx, mod, this));
case SymbolType.S_SECTION:
return(new S_SECTION(ctx, mod, this));
case SymbolType.S_SEPCODE:
return(new S_SEPCODE(ctx, mod, this));
case SymbolType.S_THUNK32:
case SymbolType.S_THUNK32_ST:
return(new S_THUNK32(ctx, mod, this));
case SymbolType.S_TRAMPOLINE:
return(new S_TRAMPOLINE(ctx, mod, this));
case SymbolType.S_COBOLUDT:
return(new S_COBOLUDT(ctx, mod, this));
case SymbolType.S_UDT_ST:
case SymbolType.S_UDT:
return(new S_UDT(ctx, mod, this));
case SymbolType.S_UNAMESPACE:
return(new S_UNAMESPACE(ctx, mod, this));
case SymbolType.S_WITH32:
case SymbolType.S_WITH32_ST:
return(new S_WITH32(ctx, mod, this));
case SymbolType.S_END:
case SymbolType.S_SKIP:
case SymbolType.S_INLINESITE_END:
return(null);
default:
string typeName = Enum.GetName(typeof(SymbolType), hdr.Type);
throw new NotImplementedException($"Symbol type {typeName} (0x{hdr.Type:X}) not implemented yet");
}
}
public PCODE(IServiceContainer ctx, SymbolHeader header, SpanStream stream) : base(ctx, header, stream)
{
}
public VCALL(IServiceContainer ctx, SymbolHeader header, SpanStream stream) : base(ctx, header, stream)
{
VTableOffset = ReadUInt16();
}
