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HttpHbData Class Reference

#include <http-aux.h>

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[legend]List of all members.


Public Member Functions
	HttpHbData (int id, int n)
	HttpHbData (HttpHbData &d)
virtual	~HttpHbData ()
virtual int	size () const
virtual int	cost () const
virtual AppData *	copy ()
int &	num_inv ()
void	add (int i, InvalidationRec *r)
char *	rec_pg (int i)
double &	rec_mtime (int i)
void	extract (InvalidationRec *&ivlist)
int &	id ()
AppDataType	type () const
Private Member Functions
InvalRec *	inv_rec ()
Private Attributes
int	num_inv_
InvalRec *	inv_rec_

Constructor & Destructor Documentation

HttpHbData::HttpHbData ( int id,

int n

) [inline]

Definition at line 246 of file http-aux.h.
References HTTP_INVALIDATION, inv_rec_, and num_inv_.
Referenced by copy().

00246 : 00247 HttpData(HTTP_INVALIDATION, id), num_inv_(n) { 00248 if (num_inv_ > 0) 00249 inv_rec_ = new InvalRec[num_inv_]; 00250 else 00251 inv_rec_ = NULL; 00252 }

HttpHbData::HttpHbData ( HttpHbData & d ) [inline]

Definition at line 253 of file http-aux.h.
References inv_rec_, and num_inv_.

00253 : HttpData(d) { 00254 num_inv_ = d.num_inv_; 00255 if (num_inv_ > 0) { 00256 inv_rec_ = new InvalRec[num_inv_]; 00257 memcpy(inv_rec_, d.inv_rec_,num_inv_*sizeof(InvalRec)); 00258 } else 00259 inv_rec_ = NULL; 00260 }

virtual HttpHbData::~HttpHbData ( ) [inline, virtual]

Definition at line 261 of file http-aux.h.
References inv_rec_.

00261 { 00262 if (inv_rec_ != NULL) 00263 delete []inv_rec_; 00264 }

Member Function Documentation

void HttpHbData::add ( int i,

InvalidationRec * r

) [inline]

Definition at line 279 of file http-aux.h.
References HttpHbData::InvalRec::copy(), and inv_rec().
Referenced by HttpMInvalCache::pack_heartbeat(), and HttpYucInvalServer::pack_heartbeat().

00279 { 00280 inv_rec()[i].copy(r); 00281 }

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virtual AppData* HttpHbData::copy ( ) [inline, virtual]

Reimplemented from HttpData.
Definition at line 274 of file http-aux.h.
References HttpHbData().

00274 { 00275 return (new HttpHbData(*this)); 00276 }

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virtual int HttpHbData::cost ( ) const [inline, virtual]

Reimplemented from HttpData.
Definition at line 270 of file http-aux.h.
References HTTPHBDATA_COST, and num_inv_.
Referenced by HttpMInvalCache::send_heartbeat(), and HttpYucInvalServer::send_heartbeat().

00270 { 00271 // Minimum size 1 so that TCP will send a packet 00272 return (num_inv_ == 0) ? 1 : (num_inv_*HTTPHBDATA_COST); 00273 }

void HttpHbData::extract ( InvalidationRec *& ivlist )

Definition at line 40 of file http-aux.cc.
References HttpHbData::InvalRec::copyto(), InvalidationRec::insert(), inv_rec(), and num_inv().
Referenced by HttpMInvalCache::recv_inv().

00041 { 00042 // XXX head must be passed in from outside, because the 00043 // InvalidationRec list will obtain the address of head 00044 head = NULL; 00045 InvalidationRec *q = NULL; 00046 // reconstruct a list of invalidation records. 00047 // We keep the updating record 00048 for (int i = 0; i < num_inv(); i++) { 00049 // Used only to mark that this page will be send in 00050 // the next multicast update. The updating field in 00051 // this agent will only be set after it gets the real 00052 // update. Here we set this field temporarily so that 00053 // recv_inv can find out the 00054 q = inv_rec()[i].copyto(); 00055 q->insert(&head); 00056 } 00057 }

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int& HttpData::id ( ) [inline, inherited]

Definition at line 159 of file http-aux.h.
References HttpData::id_.
Referenced by HttpMInvalCache::process_data(), HttpMInvalCache::recv_inv(), and HttpMInvalCache::recv_leave().

00159 { return id_; }

InvalRec* HttpHbData::inv_rec ( ) [inline, private]

Definition at line 243 of file http-aux.h.
References inv_rec_.
Referenced by add(), extract(), rec_mtime(), and rec_pg().

00243 { return inv_rec_; }

int& HttpHbData::num_inv ( ) [inline]

Definition at line 278 of file http-aux.h.
References num_inv_.
Referenced by extract(), and HttpMInvalCache::recv_inv().

00278 { return num_inv_; }

double& HttpHbData::rec_mtime ( int i ) [inline]

Definition at line 283 of file http-aux.h.
References inv_rec(), and HttpHbData::InvalRec::mtime_.
Referenced by HttpMInvalCache::command().

00283 { return inv_rec()[i].mtime_; }

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char* HttpHbData::rec_pg ( int i ) [inline]

Definition at line 282 of file http-aux.h.
References inv_rec(), and HttpHbData::InvalRec::pg_.
Referenced by HttpMInvalCache::command().

00282 { return inv_rec()[i].pg_; }

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virtual int HttpHbData::size ( ) const [inline, virtual]

Reimplemented from HttpData.
Definition at line 266 of file http-aux.h.
References num_inv_, and HttpData::size().

00266 { 00267 return HttpData::size() + num_inv_*sizeof(InvalRec); 00268 }

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AppDataType AppData::type ( ) const [inline, inherited]

Definition at line 84 of file ns-process.h.
References AppDataType, and AppData::type_.
Referenced by Packet::accessdata(), TcpApp::process_data(), MediaClient::process_data(), MediaCache::process_data(), HttpMInvalCache::process_data(), HttpApp::process_data(), and UdpAgent::recv().

00084 { return type_; }

Member Data Documentation

InvalRec* HttpHbData::inv_rec_ [private]

Definition at line 242 of file http-aux.h.
Referenced by HttpHbData(), inv_rec(), and ~HttpHbData().

int HttpHbData::num_inv_ [private]

Definition at line 241 of file http-aux.h.
Referenced by cost(), HttpHbData(), num_inv(), and size().

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

Generated on Tue Apr 20 12:51:18 2004 for NS2.26SourcesOriginal by

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