using Gee; using GPG; namespace GPGHelper { public static string encrypt_armor(string plain, Key[] keys, EncryptFlags flags) throws GLib.Error { global_mutex.lock(); Data plain_data = Data.create_from_memory(plain.data, false); Context context = Context.create(); context.set_armor(true); Data enc_data = context.op_encrypt(keys, flags, plain_data); global_mutex.unlock(); return get_string_from_data(enc_data); } public static string decrypt(string encr) throws GLib.Error { global_mutex.lock(); Data enc_data = Data.create_from_memory(encr.data, false); Context context = Context.create(); Data dec_data = context.op_decrypt(enc_data); global_mutex.unlock(); return get_string_from_data(dec_data); } public static string sign(string plain, SigMode mode) throws GLib.Error { global_mutex.lock(); Data plain_data = Data.create_from_memory(plain.data, false); Context context = Context.create(); Data signed_data = context.op_sign(plain_data, mode); global_mutex.unlock(); return get_string_from_data(signed_data); } public static string? get_sign_key(string signature, string? text) throws GLib.Error { global_mutex.lock(); Data sig_data = Data.create_from_memory(signature.data, false); Data text_data; if (text != null) { text_data = Data.create_from_memory(text.data, false); } else { text_data = Data.create(); } Context context = Context.create(); context.op_verify(sig_data, text_data); VerifyResult* verify_res = context.op_verify_result(); if (verify_res == null || verify_res.signatures == null) return null; global_mutex.unlock(); return verify_res.signatures.fpr; } public static Gee.List get_keylist(string? pattern = null, bool secret_only = false) throws GLib.Error { Gee.List keys = new ArrayList(); Context context = Context.create(); context.op_keylist_start(pattern, secret_only ? 1 : 0); try { while (true) { Key key = context.op_keylist_next(); keys.add(key); } } catch (Error e) { if (e.code != GPGError.ErrorCode.EOF) throw e; } return keys; } public static Key? get_public_key(string sig) throws GLib.Error { global_mutex.lock(); Context context = Context.create(); Key key = context.get_key(sig, false); global_mutex.unlock(); return key; } private static string get_string_from_data(Data data) { data.seek(0); uint8[] buf = new uint8[256]; ssize_t? len = null; string res = ""; do { len = data.read(buf); if (len > 0) { string part = (string) buf; part = part.substring(0, (long) len); res += part; } } while (len > 0); return res; } }