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rofl::fudpframe Class Reference

Classes

struct  ip_pseudo_hdr_t
 
struct  udp_hdr_t
 

Public Types

enum  udp_ip_proto_t { UDP_IP_PROTO = 17 }
 

Public Member Functions

struct rofl::fudpframe::udp_hdr_t __attribute__ ((packed))
 
struct
rofl::fudpframe::ip_pseudo_hdr_t 
__attribute__ ((packed))
 
 fudpframe (uint8_t *data, size_t datalen)
 
virtual ~fudpframe ()
 
void udp_calc_checksum (caddress_in4 const &ip_src, caddress_in4 const &ip_dst, uint8_t ip_proto, uint16_t length)
 
virtual bool complete () const
 
virtual size_t need_bytes () const
 
virtual void validate (uint16_t total_len=0) const
 
virtual void initialize ()
 
virtual void payload_insert (uint8_t *data, size_t datalen) throw (eFrameOutOfRange)
 
virtual uint8_t * payload () const throw (eFrameNoPayload)
 
virtual size_t payloadlen () const throw (eFrameNoPayload)
 
uint16_t get_sport () const
 
void set_sport (uint16_t port)
 
uint16_t get_dport () const
 
void set_dport (uint16_t port)
 
uint16_t get_length ()
 
void set_length (uint16_t length)
 
- Public Member Functions inherited from rofl::fframe
 fframe (uint8_t *_data=NULL, size_t _datalen=0)
 
 fframe (size_t len=DEFAULT_FFRAME_SIZE)
 
virtual ~fframe ()
 
virtual void reset (uint8_t *_data, size_t _datalen)
 
 fframe (const fframe &frame)
 
fframeoperator= (const fframe &frame)
 
virtual uint8_t * sopdu () const
 Returns pointer to begin of this PDU.
 
virtual size_t pdulen () const
 Returns length of this PDU.
 
virtual uint8_t * sosdu () const
 Returns pointer to begin of SDU encapsulated in this PDU (if any).
 
virtual uint8_t & operator[] (size_t index) throw (eFrameOutOfRange)
 
virtual uint8_t * soframe () const
 
virtual size_t framelen () const
 
bool empty () const
 
void shift_left (size_t bytes)
 
void shift_right (size_t bytes)
 

Public Attributes

enum
rofl::fudpframe::udp_ip_proto_t 
__attribute__
 
struct udp_hdr_tudp_hdr
 
uint8_t * data
 
size_t datalen
 
- Public Attributes inherited from rofl::fframe
fframenext
 
fframeprev
 

Friends

std::ostream & operator<< (std::ostream &os, fudpframe const &frame)
 
Inheritance diagram for rofl::fudpframe:
rofl::fframe

Constructor & Destructor Documentation

fudpframe::fudpframe ( uint8_t *  data,
size_t  datalen 
)

constructors

fudpframe::~fudpframe ( )
virtual

destructors

Member Function Documentation

bool fudpframe::complete ( ) const
virtual

returns boolean value indicating completeness of the packet

Reimplemented from rofl::fframe.

void fudpframe::initialize ( )
virtual

initialize (set eth_hdr, pppoe_hdr)

Reimplemented from rofl::fframe.

size_t fudpframe::need_bytes ( ) const
virtual

returns the number of bytes this packet expects from the socket next

Reimplemented from rofl::fframe.

uint8_t * fudpframe::payload ( ) const
throw (eFrameNoPayload
)
virtual

get payload

Reimplemented from rofl::fframe.

void fudpframe::payload_insert ( uint8_t *  data,
size_t  datalen 
)
throw (eFrameOutOfRange
)
virtual

insert payload

Reimplemented from rofl::fframe.

size_t fudpframe::payloadlen ( ) const
throw (eFrameNoPayload
)
virtual

get payload length

Reimplemented from rofl::fframe.

void fudpframe::udp_calc_checksum ( caddress_in4 const &  ip_src,
caddress_in4 const &  ip_dst,
uint8_t  ip_proto,
uint16_t  length 
)

calculate UDP header checksum

void fudpframe::validate ( uint16_t  total_len = 0) const
virtual

validate (frame structure)

Reimplemented from rofl::fframe.


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