diff --git a/twrpDigest/twrpMD5.cpp b/twrpDigest/twrpMD5.cpp
new file mode 100644
index 0000000..50ccf74
--- /dev/null
+++ b/twrpDigest/twrpMD5.cpp
@@ -0,0 +1,47 @@
+/*
+	Copyright 2012 to 2017 TeamWin
+	This file is part of TWRP/TeamWin Recovery Project.
+
+	TWRP is free software: you can redistribute it and/or modify
+	it under the terms of the GNU General Public License as published by
+	the Free Software Foundation, either version 3 of the License, or
+	(at your option) any later version.
+
+	TWRP 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 General Public License for more details.
+
+	You should have received a copy of the GNU General Public License
+	along with TWRP.  If not, see <http://www.gnu.org/licenses/>.
+*/
+
+#include <vector>
+#include <string>
+//#include <sstream>
+#include "twrpDigest.hpp"
+#include "twrpMD5.hpp"
+
+twrpMD5::twrpMD5() {
+	init();
+}
+
+void twrpMD5::init() {
+	MD5Init(&md5c);
+}
+
+void twrpMD5::update(const unsigned char* stream, size_t len) {
+	MD5Update(&md5c, stream, len);
+}
+
+void twrpMD5::finalize() {
+	MD5Final(md5sum, &md5c);
+}
+
+std::string twrpMD5::return_digest_string() {
+	std::string md5string;
+	finalize();
+
+	md5string = hexify(md5sum, sizeof(md5sum));
+	return md5string;
+}