#ifndef __SOUND_SEQ_KERNEL_H
#define __SOUND_SEQ_KERNEL_H
/*
* Main kernel header file for the ALSA sequencer
* Copyright (c) 1998 by Frank van de Pol <fvdpol@home.nl>
*
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program 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 General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*
*/
#include <linux/time.h>
#include "asequencer.h"
typedef sndrv_seq_tick_time_t snd_seq_tick_time_t;
typedef sndrv_seq_position_t snd_seq_position_t;
typedef sndrv_seq_frequency_t snd_seq_frequency_t;
typedef sndrv_seq_instr_cluster_t snd_seq_instr_cluster_t;
typedef enum sndrv_seq_client_type snd_seq_client_type_t;
typedef enum sndrv_seq_stop_mode snd_seq_stop_mode_t;
typedef struct sndrv_seq_port_info snd_seq_port_info_t;
typedef struct sndrv_seq_port_subscribe snd_seq_port_subscribe_t;
typedef struct sndrv_seq_event snd_seq_event_t;
typedef struct sndrv_seq_addr snd_seq_addr_t;
typedef struct sndrv_seq_ev_volume snd_seq_ev_volume_t;
typedef struct sndrv_seq_ev_loop snd_seq_ev_loop_t;
typedef struct sndrv_seq_remove_events snd_seq_remove_events_t;
typedef struct sndrv_seq_query_subs snd_seq_query_subs_t;
typedef struct sndrv_seq_real_time snd_seq_real_time_t;
typedef struct sndrv_seq_system_info snd_seq_system_info_t;
typedef struct sndrv_seq_client_info snd_seq_client_info_t;
typedef struct sndrv_seq_queue_info snd_seq_queue_info_t;
typedef struct sndrv_seq_queue_status snd_seq_queue_status_t;
typedef struct sndrv_seq_queue_tempo snd_seq_queue_tempo_t;
typedef struct sndrv_seq_queue_owner snd_seq_queue_owner_t;
typedef struct sndrv_seq_queue_timer snd_seq_queue_timer_t;
typedef struct sndrv_seq_queue_client snd_seq_queue_client_t;
typedef struct sndrv_seq_client_pool snd_seq_client_pool_t;
typedef struct sndrv_seq_instr snd_seq_instr_t;
typedef struct sndrv_seq_instr_data snd_seq_instr_data_t;
typedef struct sndrv_seq_instr_header snd_seq_instr_header_t;
typedef union sndrv_seq_timestamp snd_seq_timestamp_t;
#define snd_seq_event_bounce_ext_data sndrv_seq_event_bounce_ext_data
#define snd_seq_ev_is_result_type sndrv_seq_ev_is_result_type
#define snd_seq_ev_is_channel_type sndrv_seq_ev_is_channel_type
#define snd_seq_ev_is_note_type sndrv_seq_ev_is_note_type
#define snd_seq_ev_is_control_type sndrv_seq_ev_is_control_type
#define snd_seq_ev_is_queue_type sndrv_seq_ev_is_queue_type
#define snd_seq_ev_is_message_type sndrv_seq_ev_is_message_type
#define snd_seq_ev_is_sample_type sndrv_seq_ev_is_sample_type
#define snd_seq_ev_is_user_type sndrv_seq_ev_is_user_type
#define snd_seq_ev_is_fixed_type sndrv_seq_ev_is_fixed_type
#define snd_seq_ev_is_instr_type sndrv_seq_ev_is_instr_type
#define snd_seq_ev_is_variable_type sndrv_seq_ev_is_variable_type
#define snd_seq_ev_is_reserved sndrv_seq_ev_is_reserved
#define snd_seq_ev_is_direct sndrv_seq_ev_is_direct
#define snd_seq_ev_is_prior sndrv_seq_ev_is_prior
#define snd_seq_ev_length_type sndrv_seq_ev_length_type
#define snd_seq_ev_is_fixed sndrv_seq_ev_is_fixed
#define snd_seq_ev_is_variable sndrv_seq_ev_is_variable
#define snd_seq_ev_is_varusr sndrv_seq_ev_is_varusr
#define snd_seq_ev_timestamp_type sndrv_seq_ev_timestamp_type
#define snd_seq_ev_is_tick sndrv_seq_ev_is_tick
#define snd_seq_ev_is_real sndrv_seq_ev_is_real
#define snd_seq_ev_timemode_type sndrv_seq_ev_timemode_type
#define snd_seq_ev_is_abstime sndrv_seq_ev_is_abstime
#define snd_seq_ev_is_reltime sndrv_seq_ev_is_reltime
#define snd_seq_queue_sync_port sndrv_seq_queue_sync_port
#define snd_seq_queue_owner sndrv_seq_queue_owner
/* maximum number of events dequeued per schedule interval */
#define SNDRV_SEQ_MAX_DEQUEUE 50
/* maximum number of queues */
#define SNDRV_SEQ_MAX_QUEUES 8
/* max number of concurrent clients */
#define SNDRV_SEQ_MAX_CLIENTS 192
/* max number of concurrent ports */
#define SNDRV_SEQ_MAX_PORTS 254
/* max number of events in memory pool */
#define SNDRV_SEQ_MAX_EVENTS 2000
/* default number of events in memory chunk */
#define SNDRV_SEQ_DEFAULT_CHUNK_EVENTS 64
/* default number of events in memory pool */
#define SNDRV_SEQ_DEFAULT_EVENTS 500
/* max number of events in memory pool for one client (outqueue) */
#define SNDRV_SEQ_MAX_CLIENT_EVENTS 2000
/* default number of events in memory pool for one client (outqueue) */
#define SNDRV_SEQ_DEFAULT_CLIENT_EVENTS 200
/* max delivery path length */
#define SNDRV_SEQ_MAX_HOPS 10
/* max size of event size */
#define SNDRV_SEQ_MAX_EVENT_LEN 0x3fffffff
/* typedefs */
struct _snd_seq_user_client;
struct _snd_seq_kernel_client;
struct _snd_seq_client;
struct _snd_seq_queue;
typedef struct _snd_seq_user_client user_client_t;
typedef struct _snd_seq_kernel_client kernel_client_t;
typedef struct _snd_seq_client client_t;
typedef struct _snd_seq_queue queue_t;
/* call-backs for kernel client */
typedef struct {
void *private_data;
int allow_input: 1,
allow_output: 1;
/*...*/
} snd_seq_client_callback_t;
/* call-backs for kernel port */
typedef int (snd_seq_kernel_port_open_t)(void *private_data, snd_seq_port_subscribe_t *info);
typedef int (snd_seq_kernel_port_close_t)(void *private_data, snd_seq_port_subscribe_t *info);
typedef int (snd_seq_kernel_port_input_t)(snd_seq_event_t *ev, int direct, void *private_data, int atomic, int hop);
typedef void (snd_seq_kernel_port_private_free_t)(void *private_data);
typedef struct {
struct module *owner;
void *private_data;
snd_seq_kernel_port_open_t *subscribe;
snd_seq_kernel_port_close_t *unsubscribe;
snd_seq_kernel_port_open_t *use;
snd_seq_kernel_port_close_t *unuse;
snd_seq_kernel_port_input_t *event_input;
snd_seq_kernel_port_private_free_t *private_free;
unsigned int callback_all; /* call subscribe callbacks at each connection/disconnection */
/*...*/
} snd_seq_port_callback_t;
/* interface for kernel client */
extern int snd_seq_create_kernel_client(snd_card_t *card, int client_index, snd_seq_client_callback_t *callback);
extern int snd_seq_delete_kernel_client(int client);
extern int snd_seq_kernel_client_enqueue(int client, snd_seq_event_t *ev, int atomic, int hop);
extern int snd_seq_kernel_client_dispatch(int client, snd_seq_event_t *ev, int atomic, int hop);
extern int snd_seq_kernel_client_ctl(int client, unsigned int cmd, void *arg);
#define SNDRV_SEQ_EXT_MASK 0xc0000000
#define SNDRV_SEQ_EXT_USRPTR 0x80000000
#define SNDRV_SEQ_EXT_CHAINED 0x40000000
typedef int (*snd_seq_dump_func_t)(void *ptr, void *buf, int count);
int snd_seq_expand_var_event(const snd_seq_event_t *event, int count, char *buf, int in_kernel, int size_aligned);
int snd_seq_dump_var_event(const snd_seq_event_t *event, snd_seq_dump_func_t func, void *private_data);
/* port callback routines */
void snd_port_init_callback(snd_seq_port_callback_t *p);
snd_seq_port_callback_t *snd_port_alloc_callback(void);
/* port attach/detach */
int snd_seq_event_port_attach(int client, snd_seq_port_callback_t *pcbp,
int cap, int type, char *portname);
int snd_seq_event_port_detach(int client, int port);
#endif /* __SOUND_SEQ_KERNEL_H */
