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/*
* %CopyrightBegin%
*
* Copyright Ericsson AB 2006-2009. All Rights Reserved.
*
* The contents of this file are subject to the Erlang Public License,
* Version 1.1, (the "License"); you may not use this file except in
* compliance with the License. You should have received a copy of the
* Erlang Public License along with this software. If not, it can be
* retrieved online at http://www.erlang.org/.
*
* Software distributed under the License is distributed on an "AS IS"
* basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See
* the License for the specific language governing rights and limitations
* under the License.
*
* %CopyrightEnd%
*/
/*
* Description: Check I/O
*
* Author: Rickard Green
*/
#ifndef ERL_CHECK_IO_H__
#define ERL_CHECK_IO_H__
#include "erl_sys_driver.h"
#ifdef ERTS_ENABLE_KERNEL_POLL
int driver_select_kp(ErlDrvPort, ErlDrvEvent, int, int);
int driver_select_nkp(ErlDrvPort, ErlDrvEvent, int, int);
int driver_event_kp(ErlDrvPort, ErlDrvEvent, ErlDrvEventData);
int driver_event_nkp(ErlDrvPort, ErlDrvEvent, ErlDrvEventData);
Uint erts_check_io_size_kp(void);
Uint erts_check_io_size_nkp(void);
Eterm erts_check_io_info_kp(void *);
Eterm erts_check_io_info_nkp(void *);
int erts_check_io_max_files_kp(void);
int erts_check_io_max_files_nkp(void);
void erts_check_io_interrupt_kp(int);
void erts_check_io_interrupt_nkp(int);
void erts_check_io_interrupt_timed_kp(int, long);
void erts_check_io_interrupt_timed_nkp(int, long);
void erts_check_io_kp(int);
void erts_check_io_nkp(int);
void erts_init_check_io_kp(void);
void erts_init_check_io_nkp(void);
int erts_check_io_debug_kp(void);
int erts_check_io_debug_nkp(void);
#else /* !ERTS_ENABLE_KERNEL_POLL */
Uint erts_check_io_size(void);
Eterm erts_check_io_info(void *);
int erts_check_io_max_files(void);
void erts_check_io_interrupt(int);
void erts_check_io_interrupt_timed(int, long);
void erts_check_io(int);
void erts_init_check_io(void);
#endif
#endif /* ERL_CHECK_IO_H__ */
#if !defined(ERL_CHECK_IO_C__) && !defined(ERTS_ALLOC_C__)
#define ERL_CHECK_IO_INTERNAL__
#endif
#ifndef ERL_CHECK_IO_INTERNAL__
#define ERL_CHECK_IO_INTERNAL__
#include "erl_poll.h"
#include "erl_port_task.h"
/*
* ErtsDrvEventDataState is used by driver_event() which is almost never
* used. We allocate ErtsDrvEventDataState separate since we dont wan't
* the size of ErtsDrvEventState to increase due to driver_event()
* information.
*/
typedef struct {
Eterm port;
ErlDrvEventData data;
ErtsPollEvents removed_events;
ErtsPortTaskHandle task;
} ErtsDrvEventDataState;
typedef struct {
Eterm inport;
Eterm outport;
ErtsPortTaskHandle intask;
ErtsPortTaskHandle outtask;
} ErtsDrvSelectDataState;
#endif /* #ifndef ERL_CHECK_IO_INTERNAL__ */
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