2 Copyright (C) 2017-2021 Carl Hetherington <cth@carlh.net>
4 This file is part of libdcp.
6 libdcp is free software; you can redistribute it and/or modify
7 it under the terms of the GNU General Public License as published by
8 the Free Software Foundation; either version 2 of the License, or
9 (at your option) any later version.
11 libdcp is distributed in the hope that it will be useful,
12 but WITHOUT ANY WARRANTY; without even the implied warranty of
13 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 GNU General Public License for more details.
16 You should have received a copy of the GNU General Public License
17 along with libdcp. If not, see <http://www.gnu.org/licenses/>.
19 In addition, as a special exception, the copyright holders give
20 permission to link the code of portions of this program with the
21 OpenSSL library under certain conditions as described in each
22 individual source file, and distribute linked combinations
25 You must obey the GNU General Public License in all respects
26 for all of the code used other than OpenSSL. If you modify
27 file(s) with this exception, you may extend this exception to your
28 version of the file(s), but you are not obligated to do so. If you
29 do not wish to do so, delete this exception statement from your
30 version. If you delete this exception statement from all source
31 files in the program, then also delete it here.
35 #include "certificate_chain.h"
36 #include "decrypted_kdm.h"
37 #include "encrypted_kdm.h"
38 #include "exceptions.h"
46 using boost::optional;
52 cerr << "Syntax: " << n << " [OPTION] <KDM>\n"
53 << " -h, --help show this help\n"
54 << " -p, --private-key private key file\n";
59 tm_to_string (struct tm t)
62 snprintf (buffer, 64, "%02d/%02d/%02d %02d:%02d:%02d", t.tm_mday, t.tm_mon + 1, t.tm_year + 1900, t.tm_hour, t.tm_min, t.tm_sec);
68 main (int argc, char* argv[])
73 optional<boost::filesystem::path> private_key_file;
77 struct option long_options[] = {
78 { "help", no_argument, 0, 'h' },
79 { "private-key", required_argument, 0, 'p'},
83 int c = getopt_long (argc, argv, "hp:", long_options, &option_index);
94 private_key_file = optarg;
104 boost::filesystem::path kdm_file = argv[optind];
106 dcp::EncryptedKDM enc_kdm (dcp::file_to_string (kdm_file));
108 if (enc_kdm.annotation_text()) {
109 cout << "Annotation: " << enc_kdm.annotation_text().get() << "\n";
111 cout << "Content title: " << enc_kdm.content_title_text() << "\n";
112 cout << "CPL id: " << enc_kdm.cpl_id() << "\n";
113 cout << "Recipient: " << enc_kdm.recipient_x509_subject_name() << "\n";
114 cout << "Not valid before: " << enc_kdm.not_valid_before().as_string() << "\n";
115 cout << "Not valid after: " << enc_kdm.not_valid_after().as_string() << "\n";
117 cout << "Signer chain:\n";
118 dcp::CertificateChain signer = enc_kdm.signer_certificate_chain ();
119 for (auto const& i: signer.root_to_leaf()) {
120 cout << "\tCertificate:\n";
121 cout << "\t\tSubject: " << i.subject() << "\n";
122 cout << "\t\tSubject common name: " << i.subject_common_name() << "\n";
123 cout << "\t\tSubject organization name: " << i.subject_organization_name() << "\n";
124 cout << "\t\tSubject organizational unit name: " << i.subject_organizational_unit_name() << "\n";
125 cout << "\t\tNot before: " << tm_to_string(i.not_before()) << "\n";
126 cout << "\t\tNot after: " << tm_to_string(i.not_after()) << "\n";
127 if (i.has_utf8_strings()) {
128 cout << "\t\tUSES INCORRECT (UTF8) STRING ENCODING\n";
132 if (private_key_file) {
134 dcp::DecryptedKDM dec_kdm (enc_kdm, dcp::file_to_string (private_key_file.get()));
136 for (auto i: dec_kdm.keys()) {
138 cout << "\tID: " << i.id() << "\n";
139 cout << "\tStandard: " << (i.standard() == dcp::Standard::SMPTE ? "SMPTE" : "Interop") << "\n";
140 cout << "\tCPL ID: " << i.cpl_id() << "\n";
142 cout << "\tType: " << i.type().get() << "\n";
144 cout << "\tKey: " << i.key().hex() << "\n";
146 } catch (dcp::KDMDecryptionError& e) {
147 cerr << e.what() << "\n";
154 catch (std::exception& e)
156 cerr << "Error: " << e.what() << "\n";