it_q.c File Reference

Osmocom Inter-Thread queue implementation. More...

#include "../config.h"
#include <pthread.h>
#include <unistd.h>
#include <string.h>
#include <errno.h>
#include <sys/eventfd.h>
#include <osmocom/core/linuxlist.h>
#include <osmocom/core/talloc.h>
#include <osmocom/core/utils.h>
#include <osmocom/core/it_q.h>

Functions
static int	eventfd_increment (int fd, uint64_t inc)
static	LLIST_HEAD (it_queues)
static struct osmo_it_q *	_osmo_it_q_by_name (const char *name)
struct osmo_it_q *	osmo_it_q_by_name (const char *name)
	resolve it-queue by its [globally unique] name
static int	osmo_it_q_fd_cb (struct osmo_fd *ofd, unsigned int what)
struct osmo_it_q *	osmo_it_q_alloc (void *ctx, const char *name, unsigned int max_length, void(*read_cb)(struct osmo_it_q *q, struct llist_head *item), void *data)
	Allocate a new inter-thread message queue.
static void *	item_dequeue (struct llist_head *queue)
static void	_osmo_it_q_flush (struct osmo_it_q *q)
	Flush all messages currently present in queue.
void	osmo_it_q_flush (struct osmo_it_q *q)
	Flush all messages currently present in queue.
void	osmo_it_q_destroy (struct osmo_it_q *q)
	Destroy a message queue.
int	_osmo_it_q_enqueue (struct osmo_it_q *queue, struct llist_head *item)
	Thread-safe en-queue to an inter-thread message queue.
struct llist_head *	_osmo_it_q_dequeue (struct osmo_it_q *queue)
	Thread-safe de-queue from an inter-thread message queue.

Variables
static pthread_rwlock_t	it_queues_rwlock = PTHREAD_RWLOCK_INITIALIZER

Detailed Description

Osmocom Inter-Thread queue implementation.