L4::Ipc_svr::Timeout_queue Class Reference

Timeout queue to be used in l4re server loop. More...

#include <ipc_timeout_queue>

Collaboration diagram for L4::Ipc_svr::Timeout_queue:

Public Types
typedef L4::Ipc_svr::Timeout	Timeout
	Provide a local definition of Timeout for backward compatibility.

Public Member Functions
l4_kernel_clock_t	next_timeout () const
	Get the time for the next timeout.
bool	timeout_expired (l4_kernel_clock_t now) const
	Determine if a timeout has happened.
void	handle_expired_timeouts (l4_kernel_clock_t now)
	run the callbacks of expired timeouts
void	add (Timeout *timeout, l4_kernel_clock_t time)
	Add a timeout to the queue.
void	remove (Timeout *timeout)
	Remove timeout from the queue.

Detailed Description

Timeout queue to be used in l4re server loop.

Definition at line 65 of file ipc_timeout_queue.

Member Function Documentation

add()

void L4::Ipc_svr::Timeout_queue::add ( Timeout *  timeout, l4_kernel_clock_t  time  )

inline

Add a timeout to the queue.

Parameters

timeout	timeout object to add
time	the time when the timeout expires

Precondition

timeout must not be in any queue already

Definition at line 121 of file ipc_timeout_queue.

References cxx::Bits::Basic_list< POLICY >::begin(), cxx::Bits::Basic_list< POLICY >::end(), and cxx::H_list< T, POLICY >::insert_before().

Referenced by L4::Ipc_svr::Timeout_queue_hooks< HOOKS, BR_MAN >::add_timeout().

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handle_expired_timeouts()

void L4::Ipc_svr::Timeout_queue::handle_expired_timeouts ( l4_kernel_clock_t  now )

inline

run the callbacks of expired timeouts

Parameters

now	the current time.

Definition at line 101 of file ipc_timeout_queue.

References cxx::Bits::Basic_list< POLICY >::begin(), cxx::Bits::Basic_list< POLICY >::empty(), cxx::H_list< T, POLICY >::erase(), and L4::Ipc_svr::Timeout::expired().

Referenced by L4::Ipc_svr::Timeout_queue_hooks< HOOKS, BR_MAN >::setup_wait().

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next_timeout()

l4_kernel_clock_t L4::Ipc_svr::Timeout_queue::next_timeout ( ) const

inline

Get the time for the next timeout.

Returns

the time for the next timeout or 0 if there is none

Definition at line 75 of file ipc_timeout_queue.

References cxx::Bits::Basic_list< POLICY >::front().

Referenced by L4::Ipc_svr::Timeout_queue_hooks< HOOKS, BR_MAN >::timeout(), and timeout_expired().

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remove()

void L4::Ipc_svr::Timeout_queue::remove ( Timeout *  timeout )

inline

Remove timeout from the queue.

Parameters

timeout

timeout to remove from timeout queue

Precondition

timeout must be in this queue

Definition at line 136 of file ipc_timeout_queue.

References cxx::H_list< T, POLICY >::remove().

Referenced by L4::Ipc_svr::Timeout_queue_hooks< HOOKS, BR_MAN >::remove_timeout().

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timeout_expired()

bool L4::Ipc_svr::Timeout_queue::timeout_expired ( l4_kernel_clock_t  now ) const

inline

Determine if a timeout has happened.

Parameters

now	The current time.

Return values

true	There is at least one expired timeout in the queue. false No expired timeout in the queue.

Definition at line 91 of file ipc_timeout_queue.

References next_timeout().

Referenced by L4::Ipc_svr::Timeout_queue_hooks< HOOKS, BR_MAN >::before_reply(), and L4::Ipc_svr::Timeout_queue_hooks< HOOKS, BR_MAN >::setup_wait().

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

• l4/cxx/ipc_timeout_queue