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Alexander Afanasyev8b379052011-08-21 16:58:20 -07001/* -*- Mode: C++; c-file-style: "gnu"; indent-tabs-mode:nil -*- */
2/*
3 * Copyright (c) 2011 University of California, Los Angeles
4 *
5 * This program is free software; you can redistribute it and/or modify
6 * it under the terms of the GNU General Public License version 2 as
7 * published by the Free Software Foundation;
8 *
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.
13 *
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., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
17 *
18 * Author: Alexander Afanasyev <alexander.afanasyev@ucla.edu>
19 */
20
Alexander Afanasyeve709f3d2011-08-21 17:55:45 -070021#ifndef _CCNB_PARSER_BLOB_H_
22#define _CCNB_PARSER_BLOB_H_
Alexander Afanasyev8b379052011-08-21 16:58:20 -070023
Alexander Afanasyev2b4c9472012-08-09 15:00:38 -070024#include "block.h"
Alexander Afanasyev8b379052011-08-21 16:58:20 -070025
Alexander Afanasyev1043c702013-07-15 16:21:09 -070026NDN_NAMESPACE_BEGIN
27
28namespace wire {
Alexander Afanasyev8b379052011-08-21 16:58:20 -070029namespace CcnbParser {
30
31/**
32 * \ingroup ccnx-ccnb
33 * \brief Class to represent BLOB ccnb-encoded node
34 *
35 * \see http://www.ccnx.org/releases/latest/doc/technical/BinaryEncoding.html
36 */
37class Blob : public Block
38{
39public:
40 /**
41 * \brief Constructor that actually parsed ccnb-encoded BLOB block
42 *
43 * \param start buffer iterator pointing to the first byte of BLOB data in ccnb-encoded block
44 * \param length length of data in BLOB block (extracted from the value field)
45 *
46 * \see http://www.ccnx.org/releases/latest/doc/technical/BinaryEncoding.html
47 */
48 Blob (Buffer::Iterator &start, uint32_t length);
Alexander Afanasyev85a3bca2011-08-31 16:51:03 -070049 ~Blob ();
Alexander Afanasyev8b379052011-08-21 16:58:20 -070050
Alexander Afanasyeve709f3d2011-08-21 17:55:45 -070051 virtual void accept( VoidNoArguVisitor &v ) { v.visit( *this ); }
52 virtual void accept( VoidVisitor &v, boost::any param ) { v.visit( *this, param ); }
53 virtual boost::any accept( NoArguVisitor &v ) { return v.visit( *this ); }
54 virtual boost::any accept( Visitor &v, boost::any param ) { return v.visit( *this, param ); }
Alexander Afanasyev8b379052011-08-21 16:58:20 -070055
Alexander Afanasyev85a3bca2011-08-31 16:51:03 -070056 char* m_blob; ///< \brief field holding a parsed BLOB value of the block
Alexander Afanasyevb4fee8b2012-06-06 12:54:26 -070057 uint32_t m_blobSize; ///< @brief field representing size of the BLOB field stored
Alexander Afanasyev8b379052011-08-21 16:58:20 -070058};
59
Alexander Afanasyev1043c702013-07-15 16:21:09 -070060} // namespace CcnbParser
61} // namespace wire
62
63NDN_NAMESPACE_END
Alexander Afanasyev8b379052011-08-21 16:58:20 -070064
Alexander Afanasyeve709f3d2011-08-21 17:55:45 -070065#endif // _CCNB_PARSER_BLOB_H_