event.h File Reference

Event handling. More...

#include "compile_time.h"
#include <poll.h>
#include <stdbool.h>

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Data Structures
struct	mympd_pfds

Enumerations
enum	pfd_type {   PFD_TYPE_PARTITION = 0x1 , PFD_TYPE_STICKERDB = 0x2 , PFD_TYPE_TIMER = 0x4 , PFD_TYPE_QUEUE = 0x8 ,   PFD_TYPE_TIMER_MPD_CONNECT = 0x10 , PFD_TYPE_TIMER_SCROBBLE = 0x20 , PFD_TYPE_TIMER_JUKEBOX = 0x40 }

Functions
void	event_pfd_init (struct mympd_pfds *pfds)
bool	event_pfd_add_fd (struct mympd_pfds *pfds, int fd, enum pfd_type type, struct t_partition_state *partition_state)
int	event_eventfd_create (void)
bool	event_eventfd_read (int fd)
bool	event_eventfd_write (int fd)
void	event_fd_close (int fd)
const char *	lookup_pfd_type (enum pfd_type type)
const char *	lookup_pfd_revents (short revent)

Detailed Description

Event handling.

Enumeration Type Documentation

pfd_type

enum pfd_type

Poll fd types

Function Documentation

event_eventfd_create()

int event_eventfd_create

(

void

)

Creates an eventfd

Returns

the eventfd

event_eventfd_read()

bool event_eventfd_read

(

int

fd

)

Reads from an eventfd

Parameters

fd	read from this fd

Returns

true on success, else false

event_eventfd_write()

bool event_eventfd_write

(

int

fd

)

Increments the eventfd by one

Parameters

fd	fd to write

Returns

true on success, else false

event_fd_close()

void event_fd_close

(

int

fd

)

Closes the fd

Parameters

fd	fd to close

event_pfd_add_fd()

bool event_pfd_add_fd	(	struct mympd_pfds *	pfds,
		int	fd,
		enum pfd_type	type,
		struct t_partition_state *	partition_state
	)

Adds an fd to poll

Parameters

pfds	struct to add the fd
fd	fd to add
type	fd type to add
partition_state	pointer to partition_state or NULL

Returns

true on success, else false

event_pfd_init()

void event_pfd_init

(

struct mympd_pfds *

pfds

)

Initializes the mympd_pfds struct to zero

Parameters

pfds	struct to initialize

lookup_pfd_revents()

const char * lookup_pfd_revents

(

short

revent

)

Lookups the name for poll revents

Parameters

revent

poll return event

Returns

name as string

lookup_pfd_type()

const char * lookup_pfd_type

(

enum pfd_type

type

)

Lookups the name for a pfd_type

Parameters

type

pfd_type

Returns

name as string