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src/util/auth.h

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+/*
+Minetest
+Copyright (C) 2015, 2016 est31 <MTest31@outlook.com>
+
+This program is free software; you can redistribute it and/or modify
+it under the terms of the GNU Lesser General Public License as published by
+the Free Software Foundation; either version 2.1 of the License, or
+(at your option) any later version.
+
+This program is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+GNU Lesser General Public License for more details.
+
+You should have received a copy of the GNU Lesser General Public License along
+with this program; if not, write to the Free Software Foundation, Inc.,
+51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
+*/
+
+#pragma once
+
+/// Gets the base64 encoded legacy password db entry.
+std::string translate_password(const std::string &name,
+	const std::string &password);
+
+/// Creates a verification key with given salt and password.
+std::string generate_srp_verifier(const std::string &name,
+	const std::string &password, const std::string &salt);
+
+/// Creates a verification key and salt with given password.
+void generate_srp_verifier_and_salt(const std::string &name,
+	const std::string &password, std::string *verifier,
+	std::string *salt);
+
+/// Gets an SRP verifier, generating a salt,
+/// and encodes it as DB-ready string.
+std::string get_encoded_srp_verifier(const std::string &name,
+	const std::string &password);
+
+/// Converts the passed SRP verifier into a DB-ready format.
+std::string encode_srp_verifier(const std::string &verifier,
+	const std::string &salt);
+
+/// Reads the DB-formatted SRP verifier and gets the verifier
+/// and salt components.
+bool decode_srp_verifier_and_salt(const std::string &encoded,
+	std::string *verifier, std::string *salt);