git-svn-id: svn://db.shs.com.ru/pip@634 12ceb7fc-bf1f-11e4-8940-5bc7170c53b5

src_io_utils/piethutilbase.cpp

@@ -0,0 +1,67 @@
+/*
+	PIP - Platform Independent Primitives
+	Base class for ethernet utils
+	Copyright (C) 2018  Ivan Pelipenko peri4ko@yandex.ru
+
+	This program 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.
+
+	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 General Public License for more details.
+
+	You should have received a copy of the GNU General Public License
+	along with this program.  If not, see <http://www.gnu.org/licenses/>.
+*/
+
+#include "piethutilbase.h"
+#ifdef PIP_CRYPT
+#  include "picrypt.h"
+#endif
+
+
+PIEthUtilBase::PIEthUtilBase() {
+	_crypt = false;
+}
+
+
+PIEthUtilBase::~PIEthUtilBase() {
+}
+
+
+void PIEthUtilBase::createCryptKey(const PIString & k) {
+#ifdef PIP_CRYPT
+	_key = PICrypt::hash("sodium_bug");
+	_key = PICrypt::hash(k);
+#else
+	piCout << "[PIEthUtilBase] PICrypt wasn`t built!";
+#endif
+	_crypt = true;
+}
+
+
+PIByteArray PIEthUtilBase::cryptData(const PIByteArray & data) {
+	if (!_crypt) return data;
+	return
+#ifdef PIP_CRYPT
+			PICrypt::crypt(data, _key);
+#else
+			PIByteArray();
+#endif
+}
+
+
+PIByteArray PIEthUtilBase::decryptData(const PIByteArray & data) {
+	if (!_crypt) return data;
+#ifdef PIP_CRYPT
+	bool ok = false;
+	PIByteArray ret = PICrypt::decrypt(data, _key, &ok);
+	if (!ok) return PIByteArray();
+	return ret;
+#else
+	return PIByteArray();
+#endif
+}