mirror of https://github.com/bsnes-emu/bsnes.git
71 lines
2.4 KiB
C++
71 lines
2.4 KiB
C++
auto Icarus::error() const -> string {
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return errorMessage;
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}
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auto Icarus::success() -> bool {
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errorMessage = "";
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return true;
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}
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auto Icarus::failure(const string& message) -> bool {
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errorMessage = message;
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return false;
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}
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auto Icarus::manifest(string location) -> string {
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location.transform("\\", "/").rtrim("/").append("/");
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if(!directory::exists(location)) return "";
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auto type = location.suffixname().downcase();
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if(type == ".fc") return famicomManifest(location);
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if(type == ".sfc") return superFamicomManifest(location);
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if(type == ".gb") return gameBoyManifest(location);
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if(type == ".gbc") return gameBoyColorManifest(location);
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if(type == ".gba") return gameBoyAdvanceManifest(location);
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if(type == ".bs") return bsxSatellaviewManifest(location);
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if(type == ".st") return sufamiTurboManifest(location);
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return "";
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}
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auto Icarus::import(string location) -> bool {
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location.transform("\\", "/").rtrim("/");
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if(!file::exists(location)) return failure("file does not exist");
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if(!file::readable(location)) return failure("file is unreadable");
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auto name = location.prefixname();
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auto type = location.suffixname().downcase();
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if(!name || !type) return failure("invalid file name");
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auto buffer = file::read(location);
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if(!buffer) return failure("file is empty");
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if(type == ".zip") {
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Decode::ZIP zip;
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if(!zip.open(location)) return failure("ZIP archive is invalid");
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if(!zip.file) return failure("ZIP archive is empty");
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name = zip.file[0].name.prefixname();
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type = zip.file[0].name.suffixname().downcase();
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buffer = zip.extract(zip.file[0]);
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}
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if(type == ".fc" || type == ".nes") return famicomImport(buffer, location);
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if(type == ".sfc" || type == ".smc") return superFamicomImport(buffer, location);
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if(type == ".gb") return gameBoyImport(buffer, location);
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if(type == ".gbc") return gameBoyColorImport(buffer, location);
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if(type == ".gba") return gameBoyAdvanceImport(buffer, location);
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if(type == ".bs") return bsxSatellaviewImport(buffer, location);
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if(type == ".st") return sufamiTurboImport(buffer, location);
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return failure("unrecognized file extension");
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}
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auto Icarus::concatenate(vector<uint8_t>& output, const string& location) -> void {
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if(auto input = file::read(location)) {
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auto size = output.size();
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output.resize(size + input.size());
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memory::copy(output.data() + size, input.data(), input.size());
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}
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}
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