mirror of https://github.com/bsnes-emu/bsnes.git
46 lines
1.6 KiB
C++
46 lines
1.6 KiB
C++
auto Icarus::pcEngineManifest(string location) -> string {
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vector<uint8_t> buffer;
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concatenate(buffer, {location, "program.rom"});
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return pcEngineManifest(buffer, location);
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}
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auto Icarus::pcEngineManifest(vector<uint8_t>& buffer, string location) -> string {
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string manifest;
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if(settings["icarus/UseDatabase"].boolean() && !manifest) {
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string digest = Hash::SHA256(buffer.data(), buffer.size()).digest();
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for(auto node : database.pcEngine) {
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if(node["sha256"].text() == digest) {
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manifest.append(node.text(), "\n sha256: ", digest, "\n");
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break;
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}
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}
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}
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if(settings["icarus/UseHeuristics"].boolean() && !manifest) {
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PCEngineCartridge cartridge{location, buffer.data(), buffer.size()};
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manifest = cartridge.manifest;
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}
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return manifest;
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}
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auto Icarus::pcEngineImport(vector<uint8_t>& buffer, string location) -> string {
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auto name = Location::prefix(location);
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auto source = Location::path(location);
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string target{settings["Library/Location"].text(), "PC Engine/", name, ".pce/"};
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//if(directory::exists(target)) return failure("game already exists");
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auto manifest = pcEngineManifest(buffer, location);
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if(!manifest) return failure("failed to parse ROM image");
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if(!directory::create(target)) return failure("library path unwritable");
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if(file::exists({source, name, ".sav"}) && !file::exists({target, "save.ram"})) {
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file::copy({source, name, ".sav"}, {target, "save.ram"});
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}
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if(settings["icarus/CreateManifests"].boolean()) file::write({target, "manifest.bml"}, manifest);
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file::write({target, "program.rom"}, buffer);
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return success(target);
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}
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