swaroop: add name to ECinema KDMs and add DKDM wrapper for ECinema.

[dcpomatic.git] / src / lib / encrypted_ecinema_kdm.cc

diff --git a/src/lib/encrypted_ecinema_kdm.cc b/src/lib/encrypted_ecinema_kdm.cc
index ab9e15e858d8a1bab6851c3620a6b2bff108b780..e4e19d7fb3de57426fd4707a0763b00cb2bb1864 100644 (file)
--- a/src/lib/encrypted_ecinema_kdm.cc
+++ b/src/lib/encrypted_ecinema_kdm.cc
@@ -21,12 +21,14 @@
 #ifdef DCPOMATIC_VARIANT_SWAROOP
 
 #include "encrypted_ecinema_kdm.h"
+#include "exceptions.h"
 #include <dcp/key.h>
 #include <dcp/certificate.h>
 #include <dcp/util.h>
 #include <libcxml/cxml.h>
 #include <libxml++/libxml++.h>
 #include <openssl/rsa.h>
+#include <openssl/err.h>
 #include <iostream>
 
 using std::cout;
@@ -34,12 +36,17 @@ using std::string;
 using boost::shared_ptr;
 using dcp::Certificate;
 
-EncryptedECinemaKDM::EncryptedECinemaKDM (string id, dcp::Key content_key, Certificate recipient)
+EncryptedECinemaKDM::EncryptedECinemaKDM (string id, string name, dcp::Key content_key, Certificate recipient)
        : _id (id)
+       , _name (name)
 {
        RSA* rsa = recipient.public_key ();
        _content_key = dcp::Data (RSA_size(rsa));
        int const N = RSA_public_encrypt (content_key.length(), content_key.value(), _content_key.data().get(), rsa, RSA_PKCS1_OAEP_PADDING);
+       if (N == -1) {
+               throw KDMError ("Could not encrypt ECinema KDM", ERR_error_string(ERR_get_error(), 0));
+       }
+
 }
 
 EncryptedECinemaKDM::EncryptedECinemaKDM (string xml)
@@ -47,6 +54,7 @@ EncryptedECinemaKDM::EncryptedECinemaKDM (string xml)
        cxml::Document doc ("ECinemaSecurityMessage");
        doc.read_string (xml);
        _id = doc.string_child ("Id");
+       _name = doc.string_child ("Name");
        _content_key = dcp::Data (256);
        int const len = dcp::base64_decode (doc.string_child("Key"), _content_key.data().get(), _content_key.size());
        _content_key.set_size (len);
@@ -72,6 +80,7 @@ EncryptedECinemaKDM::as_xml () const
        xmlpp::Document document;
        xmlpp::Element* root = document.create_root_node ("ECinemaSecurityMessage");
        root->add_child("Id")->add_child_text(_id);
+       root->add_child("Name")->add_child_text(_name);
        root->add_child("Key")->add_child_text(lines);
        return document.write_to_string ("UTF-8");
 }