bsnes/higan/emulator/cheat.hpp

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#pragma once
namespace Emulator {
struct Cheat {
struct Code {
uint addr;
uint data;
maybe<uint> comp;
};
explicit operator bool() const {
return codes.size() > 0;
}
auto reset() -> void {
codes.reset();
}
auto append(uint addr, uint data, maybe<uint> comp = nothing) -> void {
codes.append({addr, data, comp});
}
auto assign(const string_vector& list) -> void {
reset();
for(auto& entry : list) {
for(auto code : entry.split("+")) {
auto part = code.split("/");
if(part.size() == 2) append(part[0].hex(), part[1].hex());
if(part.size() == 3) append(part[0].hex(), part[2].hex(), part[1].hex());
}
}
}
auto find(uint addr, uint comp) -> maybe<uint> {
for(auto& code : codes) {
if(code.addr == addr && (!code.comp || code.comp() == comp)) {
return code.data;
}
}
return nothing;
}
private:
vector<Code> codes;
};
}