MacTdmaTimer Class Reference

#include <mac-tdma.h>

Inheritance diagram for MacTdmaTimer:

[legend]Collaboration diagram for MacTdmaTimer:


Public Member Functions
	MacTdmaTimer (MacTdma *m, double s=0)
virtual void	handle (Event *e)=0
virtual void	start (Packet *p, double time)
virtual void	stop (Packet *p)
virtual void	pause (void)
virtual void	resume (void)
int	busy (void)
int	paused (void)
double	slottime (void)
double	expire (void)
Protected Attributes
MacTdma *	mac
int	busy_
int	paused_
Event	intr
double	stime
double	rtime
double	slottime_

Constructor & Destructor Documentation

MacTdmaTimer::MacTdmaTimer ( MacTdma * m,

double s = 0

) [inline]

Definition at line 159 of file mac-tdma.h.
References busy_, mac, paused_, rtime, slottime_, and stime.

00159 : mac(m) { 00160 busy_ = paused_ = 0; stime = rtime = 0.0; slottime_ = s; 00161 }

int MacTdmaTimer::busy ( void ) [inline]

Definition at line 170 of file mac-tdma.h.
References busy_.

00170 { return busy_; }

double MacTdmaTimer::expire ( void ) [inline]

Definition at line 173 of file mac-tdma.h.
References Scheduler::clock(), Scheduler::instance(), rtime, and stime.

00173 { 00174 return ((stime + rtime) - Scheduler::instance().clock()); 00175 }

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virtual void MacTdmaTimer::handle ( Event * e ) [pure virtual]

Implements Handler.
Implemented in SlotTdmaTimer, RxPktTdmaTimer, and TxPktTdmaTimer.

virtual void MacTdmaTimer::pause ( void ) [inline, virtual]

Definition at line 167 of file mac-tdma.h.

00167 { assert(0); }

int MacTdmaTimer::paused ( void ) [inline]

Definition at line 171 of file mac-tdma.h.
References paused_.

00171 { return paused_; }

virtual void MacTdmaTimer::resume ( void ) [inline, virtual]

Definition at line 168 of file mac-tdma.h.

00168 { assert(0); }

double MacTdmaTimer::slottime ( void ) [inline]

Definition at line 172 of file mac-tdma.h.
References slottime_.

00172 { return slottime_; }

void MacTdmaTimer::start ( Packet * p,

double time

) [virtual]

Definition at line 68 of file mac-tdma.cc.
References busy_, Scheduler::clock(), Scheduler::instance(), paused_, rtime, Scheduler::schedule(), and stime.
Referenced by MacTdma::MacTdma(), MacTdma::send(), MacTdma::sendUp(), and MacTdma::slotHandler().

00069 { 00070 Scheduler &s = Scheduler::instance(); 00071 assert(busy_ == 0); 00072 00073 busy_ = 1; 00074 paused_ = 0; 00075 stime = s.clock(); 00076 rtime = time; 00077 assert(rtime >= 0.0); 00078 00079 s.schedule(this, p, rtime); 00080 }

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void MacTdmaTimer::stop ( Packet * p ) [virtual]

Definition at line 82 of file mac-tdma.cc.
References busy_, Scheduler::cancel(), Packet::free(), Scheduler::instance(), paused_, rtime, and stime.

00083 { 00084 Scheduler &s = Scheduler::instance(); 00085 assert(busy_); 00086 00087 if(paused_ == 0) 00088 s.cancel((Event *)p); 00089 00090 // Should free the packet p. 00091 Packet::free(p); 00092 00093 busy_ = 0; 00094 paused_ = 0; 00095 stime = 0.0; 00096 rtime = 0.0; 00097 }