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dtn::data::CompressedPayloadBlock Class Reference

#include <CompressedPayloadBlock.h>

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Classes

class  Factory
 

Public Types

enum  COMPRESS_ALGS { COMPRESSION_UNKNOWN = 0, COMPRESSION_ZLIB = 1, COMPRESSION_BZ2 = 2 }
 
- Public Types inherited from dtn::data::Block
enum  ProcFlags {
  REPLICATE_IN_EVERY_FRAGMENT = 1, TRANSMIT_STATUSREPORT_IF_NOT_PROCESSED = 1 << 0x01, DELETE_BUNDLE_IF_NOT_PROCESSED = 1 << 0x02, LAST_BLOCK = 1 << 0x03,
  DISCARD_IF_NOT_PROCESSED = 1 << 0x04, FORWARDED_WITHOUT_PROCESSED = 1 << 0x05, BLOCK_CONTAINS_EIDS = 1 << 0x06
}
 
typedef std::list< dtn::data::EID > eid_list
 

Public Member Functions

 CompressedPayloadBlock ()
 
virtual ~CompressedPayloadBlock ()
 
virtual Length getLength () const
 
virtual std::ostream & serialize (std::ostream &stream, Length &length) const
 
virtual std::istream & deserialize (std::istream &stream, const Length &length)
 
void setAlgorithm (COMPRESS_ALGS alg)
 
COMPRESS_ALGS getAlgorithm () const
 
void setOriginSize (const Number &s)
 
const Number & getOriginSize () const
 
- Public Member Functions inherited from dtn::data::Block
virtual ~Block ()
 
Block & operator= (const Block &block)
 
bool operator== (const block_t &id) const
 
virtual void addEID (const dtn::data::EID &eid)
 
virtual void clearEIDs ()
 
virtual const eid_list & getEIDList () const
 
const block_t & getType () const
 
void set (ProcFlags flag, const bool &value)
 
bool get (ProcFlags flag) const
 
const Bitset< ProcFlags > & getProcessingFlags () const
 
virtual Length getLength_strict () const
 
virtual std::ostream & serialize_strict (std::ostream &stream, Length &length) const
 

Static Public Member Functions

static void compress (dtn::data::Bundle &b, COMPRESS_ALGS alg)
 
static void extract (dtn::data::Bundle &b)
 

Static Public Attributes

static const dtn::data::block_t BLOCK_TYPE = 202
 

Additional Inherited Members

- Protected Member Functions inherited from dtn::data::Block
 Block (block_t blocktype)
 
- Protected Attributes inherited from dtn::data::Block
block_t _blocktype
 
eid_list _eids
 

Detailed Description

Definition at line 34 of file CompressedPayloadBlock.h.

Member Enumeration Documentation

enum dtn::data::CompressedPayloadBlock::COMPRESS_ALGS
Enumerator
COMPRESSION_UNKNOWN 
COMPRESSION_ZLIB 
COMPRESSION_BZ2 

Definition at line 47 of file CompressedPayloadBlock.h.

Constructor & Destructor Documentation

dtn::data::CompressedPayloadBlock::CompressedPayloadBlock ( )

Definition at line 43 of file CompressedPayloadBlock.cpp.

Referenced by dtn::data::CompressedPayloadBlock::Factory::create().

dtn::data::CompressedPayloadBlock::~CompressedPayloadBlock ( )
virtual

Definition at line 48 of file CompressedPayloadBlock.cpp.

Member Function Documentation

void dtn::data::CompressedPayloadBlock::compress ( dtn::data::Bundle &  b,
CompressedPayloadBlock::COMPRESS_ALGS  alg 
)
static

Definition at line 91 of file CompressedPayloadBlock.cpp.

References dtn::data::PayloadBlock::BLOCK_TYPE, ibrcommon::BLOB::create(), dtn::data::Bundle::end(), dtn::data::Bundle::erase(), dtn::data::Bundle::find(), dtn::data::PayloadBlock::getBLOB(), dtn::data::PayloadBlock::getLength(), dtn::data::Bundle::insert(), ibrcommon::BLOB::Reference::iostream(), dtn::data::Bundle::push_front(), setAlgorithm(), and setOriginSize().

Referenced by dtn::routing::NodeHandshakeExtension::processHandshake(), and dtn::api::Registration::processIncomingBundle().

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std::istream & dtn::data::CompressedPayloadBlock::deserialize ( std::istream &  stream,
const Length &  length 
)
virtual

Deserialize the derived block payload.

Parameters
streamA input stream to deserialize from.
Returns
The same reference as given with the stream parameter.

Implements dtn::data::Block.

Definition at line 64 of file CompressedPayloadBlock.cpp.

void dtn::data::CompressedPayloadBlock::extract ( dtn::data::Bundle &  b)
static

Definition at line 124 of file CompressedPayloadBlock.cpp.

References dtn::data::PayloadBlock::BLOCK_TYPE, ibrcommon::BLOB::create(), dtn::data::Bundle::end(), dtn::data::Bundle::erase(), dtn::data::Bundle::find(), getAlgorithm(), dtn::data::PayloadBlock::getBLOB(), dtn::data::Bundle::insert(), ibrcommon::BLOB::Reference::iostream(), and dtn::data::Bundle::remove().

Referenced by dtn::core::BundleCore::processBlocks().

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CompressedPayloadBlock::COMPRESS_ALGS dtn::data::CompressedPayloadBlock::getAlgorithm ( ) const

Definition at line 76 of file CompressedPayloadBlock.cpp.

References dtn::data::SDNV< E >::get().

Referenced by extract().

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Length dtn::data::CompressedPayloadBlock::getLength ( ) const
virtual

Return the length of the payload, if this were an abstract block. It is the length put in the third field, after block type and processing flags.

Implements dtn::data::Block.

Definition at line 52 of file CompressedPayloadBlock.cpp.

References dtn::data::SDNV< E >::getLength().

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const Number & dtn::data::CompressedPayloadBlock::getOriginSize ( ) const

Definition at line 86 of file CompressedPayloadBlock.cpp.

std::ostream & dtn::data::CompressedPayloadBlock::serialize ( std::ostream &  stream,
Length &  length 
) const
virtual

Serialize the derived block payload.

Parameters
streamA output stream to serialize into.
Returns
The same reference as given with the stream parameter.

Implements dtn::data::Block.

Definition at line 57 of file CompressedPayloadBlock.cpp.

References dtn::data::SDNV< E >::getLength().

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void dtn::data::CompressedPayloadBlock::setAlgorithm ( CompressedPayloadBlock::COMPRESS_ALGS  alg)

Definition at line 71 of file CompressedPayloadBlock.cpp.

Referenced by compress().

void dtn::data::CompressedPayloadBlock::setOriginSize ( const Number &  s)

Definition at line 81 of file CompressedPayloadBlock.cpp.

Referenced by compress().

Member Data Documentation

const dtn::data::block_t dtn::data::CompressedPayloadBlock::BLOCK_TYPE = 202
static

Definition at line 45 of file CompressedPayloadBlock.h.

Referenced by dtn::core::BundleCore::processBlocks().

The documentation for this class was generated from the following files: