bsnes/icarus/core/bs-memory.cpp

38 lines
1.3 KiB
C++

auto Icarus::bsMemoryManifest(string location) -> string {
vector<uint8_t> buffer;
concatenate(buffer, {location, "program.rom"});
return bsMemoryManifest(buffer, location);
}
auto Icarus::bsMemoryManifest(vector<uint8_t>& buffer, string location) -> string {
string digest = Hash::SHA256(buffer).digest();
if(settings["icarus/UseDatabase"].boolean()) {
for(auto game : database.bsMemory.find("game")) {
if(game["sha256"].text() == digest) return BML::serialize(game);
}
}
if(settings["icarus/UseHeuristics"].boolean()) {
Heuristics::BSMemory game{buffer.data(), buffer.size()};
if(string manifest = game.manifest()) return manifest;
}
return "";
}
auto Icarus::bsMemoryImport(vector<uint8_t>& buffer, string location) -> string {
auto name = Location::prefix(location);
auto source = Location::path(location);
string target{settings["Library/Location"].text(), "BS Memory/", name, ".bs/"};
auto manifest = bsMemoryManifest(buffer, location);
if(!manifest) return failure("failed to parse ROM image");
if(!create(target)) return failure("library path unwritable");
if(settings["icarus/CreateManifests"].boolean()) write({target, "manifest.bml"}, manifest);
write({target, "program.rom"}, buffer);
return success(target);
}