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struct SufamiTurbo : Cartridge {
auto name() -> string override { return "Sufami Turbo"; }
auto extensions() -> vector<string> override { return {"st"}; }
auto load(string location) -> bool override;
auto save(string location) -> bool override;
auto analyze(vector<u8>& data) -> string;
};
auto SufamiTurbo::load(string location) -> bool {
vector<u8> rom;
if(directory::exists(location)) {
append(rom, {location, "program.rom"});
} else if(file::exists(location)) {
rom = Cartridge::read(location);
}
if(!rom) return false;
this->sha256 = Hash::SHA256(rom).digest();
this->location = location;
this->manifest = Medium::manifestDatabase(sha256);
if(!manifest) manifest = analyze(rom);
auto document = BML::unserialize(manifest);
if(!document) return false;
pak = new vfs::directory;
pak->setAttribute("title", document["game/title"].string());
pak->append("manifest.bml", manifest);
pak->append("program.rom", rom);
if(auto node = document["game/board/memory(type=RAM,content=Save)"]) {
Medium::load(node, ".ram");
}
return true;
}
auto SufamiTurbo::save(string location) -> bool {
auto document = BML::unserialize(manifest);
if(auto node = document["game/board/memory(type=RAM,content=Save)"]) {
Medium::save(node, ".ram");
}
return true;
}
auto SufamiTurbo::analyze(vector<u8>& rom) -> string {
if(rom.size() < 0x20000) return {};
u32 romSize = rom[0x36] * 128_KiB;
u32 ramSize = rom[0x37] * 2_KiB;
string s;
s += "game\n";
s +={" name: ", Medium::name(location), "\n"};
s +={" title: ", Medium::name(location), "\n"};
s += " board\n";
s += " memory\n";
s += " type: ROM\n";
s +={" size: 0x", hex(rom.size()), "\n"};
s += " content: Program\n";
if(ramSize) {
s += " memory\n";
s += " type: RAM\n";
s +={" size: 0x", hex(ramSize), "\n"};
s += " content: Save\n";
}
return s;
}
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