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Diffstat (limited to 'src/xml/kdm_smpte.h')
| -rw-r--r-- | src/xml/kdm_smpte.h | 430 |
1 files changed, 0 insertions, 430 deletions
diff --git a/src/xml/kdm_smpte.h b/src/xml/kdm_smpte.h deleted file mode 100644 index 7154958a..00000000 --- a/src/xml/kdm_smpte.h +++ /dev/null @@ -1,430 +0,0 @@ -/* - Copyright (C) 2013-2014 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. - -*/ - -/** @file src/xml/kdm_smpte.h - * @brief 1:1ish C++ representations of the XML schema for a SMPTE KDM. - * - * This file contains classes which map pretty-much 1:1 to the elements in a SMPTE KDM - * (Key Delivery Message). The `main' KDM class contains a pointer to a DCinemaSecurityMessage - * from this file. - * - * This should probably have been automatically generated from the XSD, - * but I think it's too much trouble considering that the XSD does not - * change very often. - */ - -#ifndef LIBDCP_XML_KDM_SMPTE_H -#define LIBDCP_XML_KDM_SMPTE_H - -#include "../exceptions.h" -#include <libcxml/cxml.h> -#include <libxml/parser.h> -#include <libxml++/libxml++.h> -#include <boost/optional.hpp> -#include <boost/filesystem.hpp> -#include <string> -#include <list> - -namespace dcp { -namespace xml { - -class Writer -{ -public: - Writer () - : document (new xmlpp::Document) - {} - - boost::shared_ptr<xmlpp::Document> document; - std::map<std::string, xmlpp::Attribute *> references; -}; - -class Signer -{ -public: - Signer () {} - Signer (boost::shared_ptr<const cxml::Node> node) - : x509_issuer_name (node->string_child ("X509IssuerName")) - , x509_serial_number (node->string_child ("X509SerialNumber")) - { - node->done (); - } - - void as_xml (xmlpp::Element* node) const - { - node->add_child("X509IssuerName", "ds")->add_child_text (x509_issuer_name); - node->add_child("X509SerialNumber", "ds")->add_child_text (x509_serial_number); - } - - std::string x509_issuer_name; - std::string x509_serial_number; -}; - -class Recipient -{ -public: - Recipient () {} - Recipient (boost::shared_ptr<const cxml::Node> node) - : x509_issuer_serial (node->node_child ("X509IssuerSerial")) - , x509_subject_name (node->string_child ("X509SubjectName")) - { - node->done (); - } - - void as_xml (xmlpp::Element* node) const - { - x509_issuer_serial.as_xml (node->add_child ("X509IssuerSerial")); - node->add_child("X509SubjectName")->add_child_text (x509_subject_name); - } - - Signer x509_issuer_serial; - std::string x509_subject_name; -}; - -class AuthorizedDeviceInfo -{ -public: - AuthorizedDeviceInfo () {} - AuthorizedDeviceInfo (boost::shared_ptr<const cxml::Node> node) - : device_list_identifier (node->string_child ("DeviceListIdentifier")) - , device_list_description (node->string_child ("DeviceListDescription")) - { - std::list<boost::shared_ptr<cxml::Node> > ct = node->node_child("DeviceList")->node_children("CertificateThumbprint"); - for (std::list<boost::shared_ptr<cxml::Node> >::const_iterator i = ct.begin(); i != ct.end(); ++i) { - device_list.push_back ((*i)->content ()); - } - - node->done (); - } - - void as_xml (xmlpp::Element* node) const - { - node->add_child ("DeviceListIdentifier")->add_child_text (device_list_identifier); - node->add_child ("DeviceListDescription")->add_child_text (device_list_description); - xmlpp::Element* dl = node->add_child ("DeviceList"); - for (std::list<std::string>::const_iterator i = device_list.begin(); i != device_list.end(); ++i) { - dl->add_child("CertificateThumbprint")->add_child_text (*i); - } - } - - std::string device_list_identifier; - std::string device_list_description; - std::list<std::string> device_list; -}; - -class TypedKeyId -{ -public: - TypedKeyId () {} - - TypedKeyId (std::string t, std::string i) - : key_type (t) - , key_id (i) - {} - - TypedKeyId (boost::shared_ptr<const cxml::Node> node) - : key_type (node->string_child ("KeyType")) - , key_id (node->string_child ("KeyId")) - { - node->done (); - } - - void as_xml (xmlpp::Element* node) const - { - node->add_child("KeyType")->add_child_text (key_type); - node->add_child("KeyId")->add_child_text (key_id); - } - - std::string key_type; - std::string key_id; -}; - -class AuthenticatedPublic -{ -public: - AuthenticatedPublic () {} - AuthenticatedPublic (boost::shared_ptr<const cxml::Node> node) - : message_id (node->string_child ("MessageId")) - , message_type (node->string_child ("MessageType")) - , annotation_text (node->optional_string_child ("AnnotationText")) - , issue_date (node->string_child ("IssueDate")) - , signer (node->node_child ("Signer")) - { - boost::shared_ptr<const cxml::Node> c = node->node_child ("RequiredExtensions"); - c = c->node_child ("KDMRequiredExtensions"); - recipient = Recipient (c->node_child ("Recipient")); - composition_playlist_id = c->string_child ("CompositionPlaylistId"); - content_authenticator = c->optional_string_child ("ContentAuthenticator"); - content_title_text = c->string_child ("ContentTitleText"); - content_keys_not_valid_before = c->string_child ("ContentKeysNotValidBefore"); - content_keys_not_valid_after = c->string_child ("ContentKeysNotValidAfter"); - authorized_device_info = AuthorizedDeviceInfo (c->node_child ("AuthorizedDeviceInfo")); - - std::list<boost::shared_ptr<cxml::Node> > kil = c->node_child("KeyIdList")->node_children("TypedKeyId"); - for (std::list<boost::shared_ptr<cxml::Node> >::iterator i = kil.begin(); i != kil.end(); ++i) { - key_id_list.push_back (TypedKeyId (*i)); - } - - boost::shared_ptr<cxml::Node> fmfl = c->optional_node_child("ForensicMarkFlagList"); - if (fmfl) { - std::list<boost::shared_ptr<cxml::Node> > fmf = fmfl->node_children("ForensicMarkFlag"); - for (std::list<boost::shared_ptr<cxml::Node> >::iterator i = fmf.begin(); i != fmf.end(); ++i) { - forensic_mark_flag_list.push_back ((*i)->content ()); - } - } - - node->ignore_child ("NonCriticalExtensions"); - node->done (); - } - - void as_xml (Writer& writer, xmlpp::Element* node) const - { - writer.references["ID_AuthenticatedPublic"] = node->set_attribute ("Id", "ID_AuthenticatedPublic"); - - node->add_child("MessageId")->add_child_text (message_id); - node->add_child("MessageType")->add_child_text (message_type); - if (annotation_text) { - node->add_child("AnnotationText")->add_child_text (annotation_text.get ()); - } - node->add_child("IssueDate")->add_child_text (issue_date); - signer.as_xml (node->add_child("Signer")); - - xmlpp::Element* kdm_required_extensions = node->add_child("RequiredExtensions")->add_child("KDMRequiredExtensions"); - kdm_required_extensions->set_attribute ("xmlns", "http://www.smpte-ra.org/schemas/430-1/2006/KDM"); - recipient.as_xml (kdm_required_extensions->add_child ("Recipient")); - - kdm_required_extensions->add_child("CompositionPlaylistId")->add_child_text (composition_playlist_id); - if (content_authenticator) { - kdm_required_extensions->add_child("ContentAuthenticator")->add_child_text (content_authenticator.get ()); - } - kdm_required_extensions->add_child("ContentTitleText")->add_child_text (content_title_text); - kdm_required_extensions->add_child("ContentKeysNotValidBefore")->add_child_text (content_keys_not_valid_before); - kdm_required_extensions->add_child("ContentKeysNotValidAfter")->add_child_text (content_keys_not_valid_after); - authorized_device_info.as_xml (kdm_required_extensions->add_child("AuthorizedDeviceInfo")); - - xmlpp::Element* kil = kdm_required_extensions->add_child("KeyIdList"); - for (std::list<TypedKeyId>::const_iterator i = key_id_list.begin(); i != key_id_list.end(); ++i) { - i->as_xml (kil->add_child ("TypedKeyId")); - } - - xmlpp::Element* fmfl = kdm_required_extensions->add_child ("ForensicMarkFlagList"); - for (std::list<std::string>::const_iterator i = forensic_mark_flag_list.begin(); i != forensic_mark_flag_list.end(); ++i) { - fmfl->add_child("ForensicMarkFlag")->add_child_text (*i); - } - - node->add_child ("NonCriticalExtensions"); - } - - std::string message_id; - std::string message_type; - boost::optional<std::string> annotation_text; - std::string issue_date; - Signer signer; - Recipient recipient; - std::string composition_playlist_id; - boost::optional<std::string> content_authenticator; - std::string content_title_text; - std::string content_keys_not_valid_before; - std::string content_keys_not_valid_after; - AuthorizedDeviceInfo authorized_device_info; - std::list<TypedKeyId> key_id_list; - std::list<std::string> forensic_mark_flag_list; -}; - -class AuthenticatedPrivate -{ -public: - AuthenticatedPrivate () {} - - AuthenticatedPrivate (boost::shared_ptr<const cxml::Node> node) - { - std::list<boost::shared_ptr<cxml::Node> > ek = node->node_children ("EncryptedKey"); - for (std::list<boost::shared_ptr<cxml::Node> >::const_iterator i = ek.begin(); i != ek.end(); ++i) { - encrypted_keys.push_back ((*i)->node_child("CipherData")->string_child("CipherValue")); - } - - node->done (); - } - - void as_xml (Writer& writer, xmlpp::Element* node) const - { - writer.references["ID_AuthenticatedPrivate"] = node->set_attribute ("Id", "ID_AuthenticatedPrivate"); - - for (std::list<std::string>::const_iterator i = encrypted_keys.begin(); i != encrypted_keys.end(); ++i) { - xmlpp::Element* encrypted_key = node->add_child ("EncryptedKey", "enc"); - xmlpp::Element* encryption_method = encrypted_key->add_child ("EncryptionMethod", "enc"); - encryption_method->set_attribute ("Algorithm", "http://www.w3.org/2001/04/xmlenc#rsa-oaep-mgf1p"); - xmlpp::Element* digest_method = encryption_method->add_child ("DigestMethod", "ds"); - digest_method->set_attribute ("Algorithm", "http://www.w3.org/2000/09/xmldsig#sha1"); - xmlpp::Element* cipher_data = encrypted_key->add_child ("CipherData", "enc"); - cipher_data->add_child("CipherValue", "enc")->add_child_text (*i); - } - } - - std::list<std::string> encrypted_keys; -}; - -class X509Data -{ -public: - X509Data () {} - X509Data (boost::shared_ptr<const cxml::Node> node) - : x509_issuer_serial (Signer (node->node_child ("X509IssuerSerial"))) - , x509_certificate (node->string_child ("X509Certificate")) - { - node->done (); - } - - void as_xml (xmlpp::Element* node) const - { - x509_issuer_serial.as_xml (node->add_child ("X509IssuerSerial", "ds")); - node->add_child("X509Certificate", "ds")->add_child_text (x509_certificate); - } - - Signer x509_issuer_serial; - std::string x509_certificate; -}; - -class Reference -{ -public: - Reference () {} - Reference (std::string u) - : uri (u) - {} - - Reference (boost::shared_ptr<const cxml::Node> node) - : uri (node->string_attribute ("URI")) - , digest_value (node->string_child ("DigestValue")) - { - node->ignore_child ("DigestMethod"); - node->done (); - } - - void as_xml (xmlpp::Element* node) const - { - xmlpp::Element* reference = node->add_child ("Reference", "ds"); - reference->set_attribute ("URI", uri); - reference->add_child("DigestMethod", "ds")->set_attribute ("Algorithm", "http://www.w3.org/2001/04/xmlenc#sha256"); - reference->add_child("DigestValue", "ds")->add_child_text (digest_value); - } - - std::string uri; - std::string digest_value; -}; - -class Signature -{ -public: - Signature () - : authenticated_public ("#ID_AuthenticatedPublic") - , authenticated_private ("#ID_AuthenticatedPrivate") - {} - - Signature (boost::shared_ptr<const cxml::Node> node) - { - std::list<boost::shared_ptr<cxml::Node> > refs = node->node_child("SignedInfo")->node_children ("Reference"); - for (std::list<boost::shared_ptr<cxml::Node> >::const_iterator i = refs.begin(); i != refs.end(); ++i) { - if ((*i)->string_attribute("URI") == "#ID_AuthenticatedPublic") { - authenticated_public = Reference (*i); - } else if ((*i)->string_attribute("URI") == "#ID_AuthenticatedPrivate") { - authenticated_private = Reference (*i); - } else { - throw XMLError ("unrecognised reference URI"); - } - } - - std::list<boost::shared_ptr<cxml::Node> > data = node->node_child("KeyInfo")->node_children ("X509Data"); - for (std::list<boost::shared_ptr<cxml::Node> >::const_iterator i = data.begin(); i != data.end(); ++i) { - key_info.push_back (X509Data (*i)); - } - - signature_value = node->string_child ("SignatureValue"); - - node->done (); - } - - void as_xml (xmlpp::Element* node) const - { - xmlpp::Element* si = node->add_child ("SignedInfo", "ds"); - si->add_child ("CanonicalizationMethod", "ds")->set_attribute ("Algorithm", "http://www.w3.org/TR/2001/REC-xml-c14n-20010315#WithComments"); - si->add_child ("SignatureMethod", "ds")->set_attribute ("Algorithm", "http://www.w3.org/2001/04/xmldsig-more#rsa-sha256"); - - authenticated_public.as_xml (si); - authenticated_private.as_xml (si); - - node->add_child("SignatureValue", "ds")->add_child_text (signature_value); - - xmlpp::Element* ki = node->add_child ("KeyInfo", "ds"); - for (std::list<X509Data>::const_iterator i = key_info.begin(); i != key_info.end(); ++i) { - i->as_xml (ki->add_child ("X509Data", "ds")); - } - } - - Reference authenticated_public; - Reference authenticated_private; - std::string signature_value; - std::list<X509Data> key_info; -}; - -class DCinemaSecurityMessage -{ -public: - DCinemaSecurityMessage () {} - DCinemaSecurityMessage (boost::filesystem::path file) - { - cxml::Document f ("DCinemaSecurityMessage"); - f.read_file (file.string ()); - - authenticated_public = AuthenticatedPublic (f.node_child ("AuthenticatedPublic")); - authenticated_private = AuthenticatedPrivate (f.node_child ("AuthenticatedPrivate")); - signature = Signature (f.node_child ("Signature")); - - f.done (); - } - - boost::shared_ptr<xmlpp::Document> as_xml () const - { - Writer writer; - - xmlpp::Element* root = writer.document->create_root_node ("DCinemaSecurityMessage", "http://www.smpte-ra.org/schemas/430-3/2006/ETM"); - root->set_namespace_declaration ("http://www.w3.org/2000/09/xmldsig#", "ds"); - root->set_namespace_declaration ("http://www.w3.org/2001/04/xmlenc#", "enc"); - - authenticated_public.as_xml (writer, root->add_child ("AuthenticatedPublic")); - authenticated_private.as_xml (writer, root->add_child ("AuthenticatedPrivate")); - signature.as_xml (root->add_child ("Signature", "ds")); - - for (std::map<std::string, xmlpp::Attribute*>::const_iterator i = writer.references.begin(); i != writer.references.end(); ++i) { - xmlAddID (0, writer.document->cobj(), (const xmlChar *) i->first.c_str(), i->second->cobj ()); - } - - return writer.document; - } - - AuthenticatedPublic authenticated_public; - AuthenticatedPrivate authenticated_private; - Signature signature; -}; - -} -} - -#endif - |