Loading...
Searching...
No Matches
event.h
Go to the documentation of this file.
/*
* (c) 2008-2009 Adam Lackorzynski <adam@os.inf.tu-dresden.de>,
* Alexander Warg <warg@os.inf.tu-dresden.de>
* economic rights: Technische Universität Dresden (Germany)
*
* License: see LICENSE.spdx (in this directory or the directories above)
*/
#pragma once
#include <l4/sys/compiler.h>
#include <l4/sys/types.h>
#include <l4/re/c/dataspace.h>
#include <l4/re/event.h>
L4_BEGIN_DECLS
typedef struct
{
long long time;
unsigned short type;
unsigned short code;
int value;
l4_umword_t stream_id;
} l4re_event_t;
L4_CV long
l4re_event_get_buffer(const l4_cap_idx_t server,
const l4re_ds_t ds) L4_NOTHROW;
L4_CV long
l4re_event_get_num_streams(const l4_cap_idx_t server) L4_NOTHROW;
L4_CV long
l4re_event_get_stream_info(const l4_cap_idx_t server,
int idx, l4re_event_stream_info_t *info) L4_NOTHROW;
L4_CV long
l4re_event_get_stream_info_for_id(const l4_cap_idx_t server,
l4_umword_t stream_id,
l4re_event_stream_info_t *info) L4_NOTHROW;
L4_CV long
l4re_event_get_axis_info(const l4_cap_idx_t server, l4_umword_t id,
unsigned naxes, unsigned const *axis,
l4re_event_absinfo_t *info) L4_NOTHROW;
L4_END_DECLS
compiler.h
L4 compiler related defines.
dataspace.h
Data space C interface.
event.h
Events.
l4re_ds_t
L4_BEGIN_DECLS typedef l4_cap_idx_t l4re_ds_t
Dataspace type.
Definition dataspace.h:29
l4re_event_get_axis_info
long l4re_event_get_axis_info(const l4_cap_idx_t server, l4_umword_t id, unsigned naxes, unsigned const *axis, l4re_event_absinfo_t *info) L4_NOTHROW
Get Axis information for a stream.
l4re_event_get_buffer
long l4re_event_get_buffer(const l4_cap_idx_t server, const l4re_ds_t ds) L4_NOTHROW
Get an event signal buffer.
l4re_event_get_stream_info_for_id
long l4re_event_get_stream_info_for_id(const l4_cap_idx_t server, l4_umword_t stream_id, l4re_event_stream_info_t *info) L4_NOTHROW
Get info for a stream given a stream id.
l4re_event_get_num_streams
long l4re_event_get_num_streams(const l4_cap_idx_t server) L4_NOTHROW
Get number of streams.
l4re_event_get_stream_info
long l4re_event_get_stream_info(const l4_cap_idx_t server, int idx, l4re_event_stream_info_t *info) L4_NOTHROW
Get information on a stream.
l4_umword_t
unsigned long l4_umword_t
Unsigned machine word.
Definition l4int.h:40
l4_cap_idx_t
unsigned long l4_cap_idx_t
Capability selector type.
Definition types.h:336
L4_CV
#define L4_CV
Define calling convention.
Definition linkage.h:33
L4_NOTHROW
#define L4_NOTHROW
Mark a function declaration and definition as never throwing an exception.
Definition compiler.h:161
L4_BEGIN_DECLS
#define L4_BEGIN_DECLS
Start section with C types and functions.
Definition compiler.h:165
L4_END_DECLS
#define L4_END_DECLS
End section with C types and functions.
Definition compiler.h:166
types.h
Common L4 ABI Data Types.
l4re_event_t
Event structure used in buffer.
Definition event.h:31
l4re_event_t::code
unsigned short code
Code of the event.
Definition event.h:34
l4re_event_t::value
int value
Value of the event.
Definition event.h:35
l4re_event_t::type
unsigned short type
Type of the event.
Definition event.h:33
l4re_event_t::stream_id
l4_umword_t stream_id
Stream ID.
Definition event.h:36
l4re_event_t::time
long long time
Time stamp of the event.
Definition event.h:32