auto Icarus::pcEngineManifest(string location) -> string { vector buffer; concatenate(buffer, {location, "program.rom"}); return pcEngineManifest(buffer, location); } auto Icarus::pcEngineManifest(vector& buffer, string location) -> string { if(settings["icarus/UseDatabase"].boolean()) { auto digest = Hash::SHA256(buffer).digest(); for(auto game : Database::PCEngine.find("game")) { if(game["sha256"].text() == digest) return BML::serialize(game); } } if(settings["icarus/UseHeuristics"].boolean()) { Heuristics::PCEngine game{buffer, location}; if(auto manifest = game.manifest()) return manifest; } return {}; } auto Icarus::pcEngineImport(vector& buffer, string location) -> string { auto name = Location::prefix(location); auto source = Location::path(location); string target{settings["Library/Location"].text(), "PC Engine/", name, ".pce/"}; auto manifest = pcEngineManifest(buffer, location); if(!manifest) return failure("failed to parse ROM image"); if(!create(target)) return failure("library path unwritable"); if(exists({source, name, ".sav"}) && !exists({target, "save.ram"})) { copy({source, name, ".sav"}, {target, "save.ram"}); } if(settings["icarus/CreateManifests"].boolean()) write({target, "manifest.bml"}, manifest); write({target, "program.rom"}, buffer); return success(target); }