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/* Copyright (c) 2010-2011, Vsevolod Stakhov
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
* * Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* * Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED ''AS IS'' AND ANY
* EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
* DISCLAIMED. IN NO EVENT SHALL AUTHOR BE LIABLE FOR ANY
* DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#ifndef AIO_EVENT_H_
#define AIO_EVENT_H_
#include "config.h"
/**
* AIO context
*/
struct aio_context;
/**
* Callback for notifying
*/
typedef void (*rspamd_aio_cb) (gint fd, gint res, guint64 len, gpointer data, gpointer ud);
/**
* Initialize aio with specified event base
*/
struct aio_context* rspamd_aio_init (struct event_base *base);
/**
* Open file for aio
*/
gint rspamd_aio_open (struct aio_context *ctx, const gchar *path, int flags);
/**
* Asynchronous read of file
*/
gint rspamd_aio_read (gint fd, gpointer buf, guint64 len, guint64 offset,
struct aio_context *ctx, rspamd_aio_cb cb, gpointer ud);
/**
* Asynchronous write of file
*/
gint rspamd_aio_write (gint fd, gpointer buf, guint64 len, guint64 offset,
struct aio_context *ctx, rspamd_aio_cb cb, gpointer ud);
/**
* Close of aio operations
*/
gint rspamd_aio_close (gint fd, struct aio_context *ctx);
#endif /* AIO_EVENT_H_ */
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