Switch from NDNx to CCNx
Change-Id: Icc2e6dd95d9c4e0ba22b7efb9933c1db7194842e
diff --git a/ndnx/ndnx-pco.cpp b/ndnx/ndnx-pco.cpp
new file mode 100644
index 0000000..01c78da
--- /dev/null
+++ b/ndnx/ndnx-pco.cpp
@@ -0,0 +1,149 @@
+/* -*- Mode: C++; c-file-style: "gnu"; indent-tabs-mode:nil -*- */
+/*
+ * Copyright (c) 2013 University of California, Los Angeles
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation;
+ *
+ * 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., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+ *
+ * Author: Zhenkai Zhu <zhenkai@cs.ucla.edu>
+ * Alexander Afanasyev <alexander.afanasyev@ucla.edu>
+ */
+
+#include "ndnx-pco.h"
+#include "ndnx-cert.h"
+#include "hash-helper.h"
+
+namespace Ndnx {
+
+void
+ParsedContentObject::init(const unsigned char *data, size_t len)
+{
+ readRaw(m_bytes, data, len);
+
+ m_comps = ndn_indexbuf_create();
+ int res = ndn_parse_ContentObject(head (m_bytes), len, &m_pco, m_comps);
+ if (res < 0)
+ {
+ boost::throw_exception(MisformedContentObjectException());
+ }
+
+}
+
+ParsedContentObject::ParsedContentObject(const unsigned char *data, size_t len, bool verified)
+ : m_comps(NULL)
+ , m_verified(verified)
+{
+ init(data, len);
+}
+
+ParsedContentObject::ParsedContentObject(const Bytes &bytes, bool verified)
+ : m_comps(NULL)
+ , m_verified(verified)
+{
+ init(head(bytes), bytes.size());
+}
+
+ParsedContentObject::ParsedContentObject(const ParsedContentObject &other, bool verified)
+ : m_comps(NULL)
+ , m_verified(verified)
+{
+ init(head(other.m_bytes), other.m_bytes.size());
+}
+
+ParsedContentObject::~ParsedContentObject()
+{
+ ndn_indexbuf_destroy(&m_comps);
+ m_comps = NULL;
+}
+
+Bytes
+ParsedContentObject::content() const
+{
+ const unsigned char *content;
+ size_t len;
+ int res = ndn_content_get_value(head(m_bytes), m_pco.offset[NDN_PCO_E], &m_pco, &content, &len);
+ if (res < 0)
+ {
+ boost::throw_exception(MisformedContentObjectException());
+ }
+
+ Bytes bytes;
+ readRaw(bytes, content, len);
+ return bytes;
+}
+
+BytesPtr
+ParsedContentObject::contentPtr() const
+{
+ const unsigned char *content;
+ size_t len;
+ int res = ndn_content_get_value(head(m_bytes), m_pco.offset[NDN_PCO_E], &m_pco, &content, &len);
+ if (res < 0)
+ {
+ boost::throw_exception(MisformedContentObjectException());
+ }
+
+ return readRawPtr (content, len);
+}
+
+Name
+ParsedContentObject::name() const
+{
+ return Name(head(m_bytes), m_comps);
+}
+
+Name
+ParsedContentObject::keyName() const
+{
+ if (m_pco.offset[NDN_PCO_E_KeyName_Name] > m_pco.offset[NDN_PCO_B_KeyName_Name])
+ {
+ NdnxCharbufPtr ptr = boost::make_shared<NdnxCharbuf>();
+ ndn_charbuf_append(ptr->getBuf(), head(m_bytes) + m_pco.offset[NDN_PCO_B_KeyName_Name], m_pco.offset[NDN_PCO_E_KeyName_Name] - m_pco.offset[NDN_PCO_B_KeyName_Name]);
+
+ return Name(*ptr);
+}
+ else
+ {
+ return Name();
+ }
+}
+
+HashPtr
+ParsedContentObject::publisherPublicKeyDigest() const
+{
+ const unsigned char *buf = NULL;
+ size_t size = 0;
+ ndn_ref_tagged_BLOB(NDN_DTAG_PublisherPublicKeyDigest, head(m_bytes), m_pco.offset[NDN_PCO_B_PublisherPublicKeyDigest], m_pco.offset[NDN_PCO_E_PublisherPublicKeyDigest], &buf, &size);
+
+ return boost::make_shared<Hash>(buf, size);
+}
+
+ParsedContentObject::Type
+ParsedContentObject::type() const
+{
+ switch (m_pco.type)
+ {
+ case NDN_CONTENT_DATA: return DATA;
+ case NDN_CONTENT_KEY: return KEY;
+ default: break;
+ }
+ return OTHER;
+}
+
+void
+ParsedContentObject::verifySignature(const CertPtr &cert)
+{
+ m_verified = (ndn_verify_signature(head(m_bytes), m_pco.offset[NDN_PCO_E], &m_pco, cert->pkey()) == 1);
+}
+
+}