2 Copyright (C) 2013-2014 Carl Hetherington <cth@carlh.net>
4 This program is free software; you can redistribute it and/or modify
5 it under the terms of the GNU General Public License as published by
6 the Free Software Foundation; either version 2 of the License, or
7 (at your option) any later version.
9 This program is distributed in the hope that it will be useful,
10 but WITHOUT ANY WARRANTY; without even the implied warranty of
11 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12 GNU General Public License for more details.
14 You should have received a copy of the GNU General Public License
15 along with this program; if not, write to the Free Software
16 Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
20 /** @file src/encrypted_kdm.h
21 * @brief EncryptedKDM class.
24 #ifndef LIBDCP_ENCRYPTED_KDM_H
25 #define LIBDCP_ENCRYPTED_KDM_H
27 #include "local_time.h"
29 #include <boost/filesystem.hpp>
30 #include <boost/date_time/local_time/local_time.hpp>
39 class EncryptedKDMData;
45 /** @class EncryptedKDM
46 * @brief An encrypted KDM.
48 * This is a KDM whose keys are encrypted using the target projector's private key.
49 * An EncryptedKDM object can be initialised from a KDM XML file, or created from
50 * a DecryptedKDM (using DecryptedKDM::encrypt).
55 /** Read a KDM from an XML file.
56 * @param file XML file to read.
58 EncryptedKDM (boost::filesystem::path file);
60 EncryptedKDM (EncryptedKDM const & kdm);
61 EncryptedKDM & operator= (EncryptedKDM const &);
64 /** Write this KDM as XML to a file.
65 * @param file File to write to.
67 void as_xml (boost::filesystem::path file) const;
69 /** @return This KDM as XML */
70 std::string as_xml () const;
72 /** @return The base64-encoded and encrypted keys that this KDM delivers.
73 * Note that the returned `keys' contain more than just the asset decryption
74 * keys (also key id, CPL id etc.)
76 std::list<std::string> keys () const;
80 friend class DecryptedKDM;
82 /** Construct an EncryptedKDM from a set of details */
84 boost::shared_ptr<const Signer> signer,
85 boost::shared_ptr<const Certificate> recipient,
86 std::string device_list_description,
88 std::string cpl_content_title_text,
89 LocalTime not_valid_before,
90 LocalTime not_valid_after,
91 Formulation formulation,
92 std::list<std::pair<std::string, std::string> > key_ids,
93 std::list<std::string> keys
96 data::EncryptedKDMData* _data;