mouse.c File Reference

#include <kernel/drivers/abstractions/mouse.h>
#include <kernel/fs/file.h>
#include <kernel/fs/sysfs.h>
#include <kernel/fs/vfs.h>
#include <kernel/sched/timer.h>
#include <kernel/sync/lock.h>
#include <errno.h>
#include <stdio.h>
#include <stdlib.h>
#include <sys/math.h>

Go to the source code of this file.

Functions
static uint64_t	mouse_events_read (file_t *file, void *buffer, uint64_t count, uint64_t *offset)
static wait_queue_t *	mouse_events_poll (file_t *file, poll_events_t *revents)
static uint64_t	mouse_name_read (file_t *file, void *buffer, uint64_t count, uint64_t *offset)
static void	mouse_dir_cleanup (inode_t *inode)
mouse_t *	mouse_new (const char *name)
	Allocate and initialize a mouse structure.
void	mouse_free (mouse_t *mouse)
	Free and deinitialize a mouse structure.
void	mouse_push (mouse_t *mouse, mouse_buttons_t buttons, int64_t deltaX, int64_t deltaY)
	Push a new mouse event to the mouse event queue.

Variables
static dentry_t *	mouseDir = NULL
static atomic_uint64_t	newId = ATOMIC_VAR_INIT(0)
static file_ops_t	eventsOps
static file_ops_t	nameOps
static inode_ops_t	dirInodeOps

Function Documentation

mouse_dir_cleanup()

static void mouse_dir_cleanup ( inode_t *  inode )

static

Definition at line 70 of file mouse.c.

References free(), mouse, inode_t::private, wait_queue_deinit(), and mouse_t::waitQueue.

mouse_events_poll()

static wait_queue_t * mouse_events_poll ( file_t *  file, poll_events_t *  revents  )

static

Definition at line 38 of file mouse.c.

References file, dentry_t::inode, mouse_t::lock, LOCK_SCOPE, mouse, POLLIN, inode_t::private, mouse_t::waitQueue, and mouse_t::writeIndex.

mouse_events_read()

static uint64_t mouse_events_read ( file_t *  file, void *  buffer, uint64_t  count, uint64_t *  offset  )

static

Definition at line 17 of file mouse.c.

References buffer, count, ERR, mouse_t::events, file, dentry_t::inode, mouse_t::lock, LOCK_SCOPE, mouse, MOUSE_MAX_EVENT, inode_t::private, ROUND_DOWN, WAIT_BLOCK_LOCK, mouse_t::waitQueue, and mouse_t::writeIndex.

mouse_name_read()

static uint64_t mouse_name_read ( file_t *  file, void *  buffer, uint64_t  count, uint64_t *  offset  )

static

Definition at line 54 of file mouse.c.

References buffer, BUFFER_READ, count, file, dentry_t::inode, MAX_NAME, mouse, mouse_t::name, inode_t::private, and strnlen_s().

Variable Documentation

dirInodeOps

inode_ops_t dirInodeOps

static

Initial value:

= {
    .cleanup = mouse_dir_cleanup,
}

Definition at line 77 of file mouse.c.

Referenced by mouse_new().

eventsOps

file_ops_t eventsOps

static

Initial value:

= {
    .read = mouse_events_read,
    .poll = mouse_events_poll,
}

Definition at line 49 of file mouse.c.

Referenced by mouse_new().

mouseDir

dentry_t* mouseDir = NULL

static

Definition at line 13 of file mouse.c.

Referenced by mouse_new().

nameOps

file_ops_t nameOps

static

Initial value:

= {
    .read = mouse_name_read,
}

Definition at line 66 of file mouse.c.

Referenced by mouse_new().

newId

atomic_uint64_t newId = ATOMIC_VAR_INIT(0)

static

Definition at line 15 of file mouse.c.

Referenced by mouse_new().