Various encryption-related stuff.

1 files changed, 61 insertions, 0 deletions

diff --git a/src/key.h b/src/key.h
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+/*
+    Copyright (C) 2013 Carl Hetherington <cth@carlh.net>
+
+    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 2 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, write to the Free Software
+    Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+
+*/
+
+#ifndef LIBDCP_KEY_H
+#define LIBDCP_KEY_H
+
+#include <stdint.h>
+
+namespace libdcp {
+
+/** A key for encrypting MXFs */
+class Key
+{
+public:
+	/** Create a new, random key */
+	Key ();
+
+	/** Create a Key from a raw key value */
+	Key (uint8_t const *);
+
+	/** Create a Key from a hex key value */
+	Key (std::string);
+
+	Key (Key const &);
+	~Key ();
+
+	Key& operator= (Key const &);
+
+	uint8_t* value () const {
+		return _value;
+	}
+
+	std::string hex () const;
+
+private:
+	/** Raw key value */
+	uint8_t* _value;
+};
+
+extern bool operator== (Key const & a, Key const & b);
+extern bool operator!= (Key const & a, Key const & b);
+
+}
+
+#endif