private static bool TryGetAddrValue(Addr addr, RomVersion version, out int result) { try { result = Convert.ToInt32(addr.Data.Single(x => x.ver == version.ToString()).Value, 16); } catch { result = -1; return(false); } return(true); }
private static bool TryMagicConverter(Block block, string ident, RomVersion version, Domain domain, out int result) { int lookup; result = 0; lookup = 0; var lookupAddr = block.Identifier.SingleOrDefault(x => x.id == ident); if (lookupAddr == null) { return(false); } if (lookupAddr.Item.Count > 0 && lookupAddr.Item[0] is Addr) { Addr addr = (Addr)lookupAddr.Item[0]; if (!TryGetAddrValue(addr, version, out lookup)) { return(false); } //if lookup is absolute, and in the same space, we have it if (addr.reftype == AddressType.absolute && addr.domain == domain) { result = lookup; return(true); } //if lookup is absolute, but not in the same space, convert to offset if (addr.reftype == AddressType.absolute && addr.domain != domain) { Addr altStartAddr; altStartAddr = block.Start.SingleOrDefault(x => x.domain == addr.domain); if (altStartAddr == null || !TryGetAddrValue(altStartAddr, version, out int altStart)) { return(false); } lookup -= altStart; } } else if (lookupAddr.Item.Count > 0 && lookupAddr.Item[0] is Offset) { var lookupSet = lookupAddr.Item.Cast <Offset>().ToList(); Offset offset = lookupSet.SingleOrDefault(x => x.id == version.GetGroup()); if (offset == null) { return(false); } if (!TryGetOffsetValue(offset, out lookup)) { return(false); } } if (!TryGetStart(block, version, domain, out int start)) { return(false); } result = start + lookup; return(true); }