IBR-DTNSuite  0.8
Classes | Public Types | Public Member Functions | Static Public Member Functions | Static Public Attributes
dtn::data::CompressedPayloadBlock Class Reference

#include <CompressedPayloadBlock.h>

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List of all members.

Classes

class  Factory

Public Types

enum  COMPRESS_ALGS { COMPRESSION_UNKNOWN = 0, COMPRESSION_ZLIB = 1, COMPRESSION_BZ2 = 2 }

Public Member Functions

 CompressedPayloadBlock ()
virtual ~CompressedPayloadBlock ()
virtual size_t getLength () const
virtual std::ostream & serialize (std::ostream &stream, size_t &length) const
virtual std::istream & deserialize (std::istream &stream, const size_t length)
void setAlgorithm (COMPRESS_ALGS alg)
COMPRESS_ALGS getAlgorithm () const
void setOriginSize (size_t s)
size_t getOriginSize () 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 char BLOCK_TYPE = 202

Detailed Description

Definition at line 20 of file CompressedPayloadBlock.h.

Member Enumeration Documentation

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

Definition at line 33 of file CompressedPayloadBlock.h.

Constructor & Destructor Documentation

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

Definition at line 27 of file CompressedPayloadBlock.cpp.

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

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

Definition at line 32 of file CompressedPayloadBlock.cpp.

Member Function Documentation

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

Definition at line 74 of file CompressedPayloadBlock.cpp.

References ibrcommon::BLOB::create(), dtn::data::PayloadBlock::getBLOB(), dtn::data::Bundle::getBlock(), dtn::data::PayloadBlock::getLength(), dtn::data::Bundle::insert(), ibrcommon::BLOB::iostream::iostream(), ibrcommon::BLOB::Reference::iostream(), dtn::data::Bundle::push_front(), dtn::data::Bundle::remove(), setAlgorithm(), and setOriginSize().

Referenced by dtn::api::ApiServer::processIncomingBundle().

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std::istream & dtn::data::CompressedPayloadBlock::deserialize ( std::istream &  stream,
const size_t  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 47 of file CompressedPayloadBlock.cpp.

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

Definition at line 105 of file CompressedPayloadBlock.cpp.

References ibrcommon::BLOB::create(), getAlgorithm(), dtn::data::Bundle::getBlock(), dtn::data::Bundle::insert(), ibrcommon::BLOB::iostream::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 59 of file CompressedPayloadBlock.cpp.

References dtn::data::SDNV::getValue().

Referenced by extract().

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size_t 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 36 of file CompressedPayloadBlock.cpp.

References dtn::data::SDNV::getLength().

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size_t dtn::data::CompressedPayloadBlock::getOriginSize ( ) const

Definition at line 69 of file CompressedPayloadBlock.cpp.

References dtn::data::SDNV::getValue().

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std::ostream & dtn::data::CompressedPayloadBlock::serialize ( std::ostream &  stream,
size_t &  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 41 of file CompressedPayloadBlock.cpp.

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

Definition at line 54 of file CompressedPayloadBlock.cpp.

Referenced by compress().

void dtn::data::CompressedPayloadBlock::setOriginSize ( size_t  s)

Definition at line 64 of file CompressedPayloadBlock.cpp.

Referenced by compress().

Member Data Documentation

const char dtn::data::CompressedPayloadBlock::BLOCK_TYPE = 202 [static]

Definition at line 31 of file CompressedPayloadBlock.h.

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

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