L4Re::Util::Event_buffer_t< PAYLOAD > Class Template Reference

Event_buffer utility class. More...

#include <event_buffer>

Inheritance diagram for L4Re::Util::Event_buffer_t< PAYLOAD >:

Collaboration diagram for L4Re::Util::Event_buffer_t< PAYLOAD >:

Public Member Functions
void *	buf () const noexcept
	Return the buffer.
long	attach (L4::Cap< L4Re::Dataspace > ds, L4::Cap< L4Re::Rm > rm) noexcept
	Attach event buffer from address space.
long	detach (L4::Cap< L4Re::Rm > rm) noexcept
	Detach event buffer from address space.
Public Member Functions inherited from L4Re::Event_buffer_t< PAYLOAD >
	Event_buffer_t (void *buffer, l4_addr_t size)
	Initialize event buffer.
Event *	next () noexcept
	Next event in buffer.
bool	put (Event const &ev) noexcept
	Put event into buffer at current position.

Detailed Description

template<typename PAYLOAD>
class L4Re::Util::Event_buffer_t< PAYLOAD >

Event_buffer utility class.

Definition at line 36 of file event_buffer.

Member Function Documentation

attach()

template<typename PAYLOAD >

long L4Re::Util::Event_buffer_t< PAYLOAD >::attach ( L4::Cap< L4Re::Dataspace >  ds, L4::Cap< L4Re::Rm >  rm  )

inlinenoexcept

Attach event buffer from address space.

Parameters

ds	Dataspace of the event buffer.
rm	Region manager to attach buffer to.

Returns

0 on success, negative error code otherwise.

Definition at line 56 of file event_buffer.

References L4::Ipc::make_cap_rw(), L4Re::Rm::F::RW, and L4Re::Rm::F::Search_addr.

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buf()

template<typename PAYLOAD >

void * L4Re::Util::Event_buffer_t< PAYLOAD >::buf ( ) const

inlinenoexcept

Return the buffer.

Returns

Pointer to the event buffer.

Definition at line 46 of file event_buffer.

detach()

template<typename PAYLOAD >

long L4Re::Util::Event_buffer_t< PAYLOAD >::detach ( L4::Cap< L4Re::Rm >  rm )

inlinenoexcept

Detach event buffer from address space.

Parameters

rm	Region manager to detach buffer from.

Returns

0 on success, negative error code otherwise.

Definition at line 78 of file event_buffer.

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

• l4/re/util/event_buffer