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/* vim:ts=8:sts=4:sw=4:noai:noexpandtab
*
* Asynchronous receive thread helper
*
* Copyright (c) 2006-2009 Miru Limited.
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
#ifndef __PGM_ASYNC_H__
#define __PGM_ASYNC_H__
#include <errno.h>
#include <glib.h>
#include <pgm/pgm.h>
#define PGM_ASYNC_ERROR pgm_async_error_quark ()
typedef enum
{
/* Derived from errno */
PGM_ASYNC_ERROR_FAULT,
PGM_ASYNC_ERROR_MFILE,
PGM_ASYNC_ERROR_NFILE,
PGM_ASYNC_ERROR_OVERFLOW,
PGM_ASYNC_ERROR_FAILED
} PGMAsyncError;
typedef struct pgm_async_t pgm_async_t;
struct pgm_async_t {
pgm_transport_t* transport;
GThread* thread;
GAsyncQueue* commit_queue;
pgm_notify_t commit_notify;
pgm_notify_t destroy_notify;
gboolean is_destroyed;
gboolean is_nonblocking;
};
typedef int (*pgm_eventfn_t)(gpointer, guint, gpointer);
G_BEGIN_DECLS
int pgm_async_create (pgm_async_t**, pgm_transport_t* const, GError**);
int pgm_async_destroy (pgm_async_t* const);
GIOStatus pgm_async_recv (pgm_async_t* const, gpointer, const gsize, gsize* const, const int, GError**);
gboolean pgm_async_set_nonblocking (pgm_async_t* const, const gboolean);
GSource* pgm_async_create_watch (pgm_async_t* const) G_GNUC_WARN_UNUSED_RESULT;
int pgm_async_add_watch_full (pgm_async_t*, gint, pgm_eventfn_t, gpointer, GDestroyNotify);
int pgm_async_add_watch (pgm_async_t*, pgm_eventfn_t, gpointer);
GQuark pgm_async_error_quark (void);
static inline int pgm_async_get_fd (pgm_async_t* async)
{
g_return_val_if_fail (async != NULL, -EINVAL);
return pgm_notify_get_fd (&async->commit_notify);
}
G_END_DECLS
#endif /* __PGM_ASYNC_H__ */
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