+/**
+ * \file include/seq.h
+ * \brief Application interface library for the ALSA driver
+ * \author Jaroslav Kysela <perex@perex.cz>
+ * \author Abramo Bagnara <abramo@alsa-project.org>
+ * \author Takashi Iwai <tiwai@suse.de>
+ * \date 1998-2001
+ */
+/*
+ * Application interface library for the ALSA driver
+ *
+ *
+ * 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 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 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 __ALSA_SEQ_H
+#define __ALSA_SEQ_H
+
#ifdef __cplusplus
extern "C" {
#endif
/**
- * \defgroup SeqGlobal Sequencer System
- * Global System Interface
- * \ingroup Sequencer
+ * \defgroup Sequencer MIDI Sequencer
+ * MIDI Sequencer Interface.
+ * See \ref seq page for more details.
* \{
*/
+/** dlsym version for interface entry callback */
+#define SND_SEQ_DLSYM_VERSION _dlsym_seq_001
+
/** Sequencer handle */
typedef struct _snd_seq snd_seq_t;
-/** \internal */
-#define SND_ALLOCA(type,ptr) \
-do {\
- assert(ptr);\
- *ptr = (type##_t *)alloca(type##_sizeof());\
- memset(*ptr, 0, type##_sizeof());\
-} while (0)
-
/**
* sequencer opening stream types
*/
/**
* sequencer opening mode
*/
-#define SND_SEQ_NONBLOCK 1 /**< non-blocking mode */
+#define SND_SEQ_NONBLOCK 0x0001 /**< non-blocking mode (flag to open mode) */
+/** sequencer handle type */
typedef enum _snd_seq_type {
SND_SEQ_TYPE_HW, /**< hardware */
SND_SEQ_TYPE_SHM, /**< shared memory (NYI) */
- SND_SEQ_TYPE_INET, /**< network (NYI) */
+ SND_SEQ_TYPE_INET /**< network (NYI) */
} snd_seq_type_t;
/** special client (port) ids */
/** known client numbers */
#define SND_SEQ_CLIENT_SYSTEM 0 /**< system client */
-#define SND_SEQ_CLIENT_DUMMY 62 /**< dummy ports */
-#define SND_SEQ_CLIENT_OSS 63 /**< oss sequencer emulator */
/*
*/
int snd_seq_open(snd_seq_t **handle, const char *name, int streams, int mode);
+int snd_seq_open_lconf(snd_seq_t **handle, const char *name, int streams, int mode, snd_config_t *lconf);
const char *snd_seq_name(snd_seq_t *seq);
snd_seq_type_t snd_seq_type(snd_seq_t *seq);
int snd_seq_close(snd_seq_t *handle);
int snd_seq_poll_descriptors_count(snd_seq_t *handle, short events);
int snd_seq_poll_descriptors(snd_seq_t *handle, struct pollfd *pfds, unsigned int space, short events);
+int snd_seq_poll_descriptors_revents(snd_seq_t *seq, struct pollfd *pfds, unsigned int nfds, unsigned short *revents);
int snd_seq_nonblock(snd_seq_t *handle, int nonblock);
int snd_seq_client_id(snd_seq_t *handle);
typedef struct _snd_seq_system_info snd_seq_system_info_t;
size_t snd_seq_system_info_sizeof(void);
-/** allocate a system_info container in heap */
+/** allocate a #snd_seq_system_info_t container on stack */
#define snd_seq_system_info_alloca(ptr) \
- SND_ALLOCA(snd_seq_system_info, ptr)
+ __snd_alloca(ptr, snd_seq_system_info)
int snd_seq_system_info_malloc(snd_seq_system_info_t **ptr);
void snd_seq_system_info_free(snd_seq_system_info_t *ptr);
void snd_seq_system_info_copy(snd_seq_system_info_t *dst, const snd_seq_system_info_t *src);
int snd_seq_system_info_get_clients(const snd_seq_system_info_t *info);
int snd_seq_system_info_get_ports(const snd_seq_system_info_t *info);
int snd_seq_system_info_get_channels(const snd_seq_system_info_t *info);
+int snd_seq_system_info_get_cur_clients(const snd_seq_system_info_t *info);
+int snd_seq_system_info_get_cur_queues(const snd_seq_system_info_t *info);
int snd_seq_system_info(snd_seq_t *handle, snd_seq_system_info_t *info);
} snd_seq_client_type_t;
size_t snd_seq_client_info_sizeof(void);
-/** allocate a client_info container in heap */
+/** allocate a #snd_seq_client_info_t container on stack */
#define snd_seq_client_info_alloca(ptr) \
- SND_ALLOCA(snd_seq_client_info, ptr)
+ __snd_alloca(ptr, snd_seq_client_info)
int snd_seq_client_info_malloc(snd_seq_client_info_t **ptr);
void snd_seq_client_info_free(snd_seq_client_info_t *ptr);
void snd_seq_client_info_copy(snd_seq_client_info_t *dst, const snd_seq_client_info_t *src);
const char *snd_seq_client_info_get_name(snd_seq_client_info_t *info);
int snd_seq_client_info_get_broadcast_filter(const snd_seq_client_info_t *info);
int snd_seq_client_info_get_error_bounce(const snd_seq_client_info_t *info);
+int snd_seq_client_info_get_card(const snd_seq_client_info_t *info);
+int snd_seq_client_info_get_pid(const snd_seq_client_info_t *info);
const unsigned char *snd_seq_client_info_get_event_filter(const snd_seq_client_info_t *info);
int snd_seq_client_info_get_num_ports(const snd_seq_client_info_t *info);
int snd_seq_client_info_get_event_lost(const snd_seq_client_info_t *info);
void snd_seq_client_info_set_client(snd_seq_client_info_t *info, int client);
void snd_seq_client_info_set_name(snd_seq_client_info_t *info, const char *name);
-void snd_seq_client_info_set_broadcast_filter(snd_seq_client_info_t *info, int bool);
-void snd_seq_client_info_set_error_bounce(snd_seq_client_info_t *info, int bool);
+void snd_seq_client_info_set_broadcast_filter(snd_seq_client_info_t *info, int val);
+void snd_seq_client_info_set_error_bounce(snd_seq_client_info_t *info, int val);
void snd_seq_client_info_set_event_filter(snd_seq_client_info_t *info, unsigned char *filter);
+void snd_seq_client_info_event_filter_clear(snd_seq_client_info_t *info);
+void snd_seq_client_info_event_filter_add(snd_seq_client_info_t *info, int event_type);
+void snd_seq_client_info_event_filter_del(snd_seq_client_info_t *info, int event_type);
+int snd_seq_client_info_event_filter_check(snd_seq_client_info_t *info, int event_type);
+
int snd_seq_get_client_info(snd_seq_t *handle, snd_seq_client_info_t *info);
int snd_seq_get_any_client_info(snd_seq_t *handle, int client, snd_seq_client_info_t *info);
int snd_seq_set_client_info(snd_seq_t *handle, snd_seq_client_info_t *info);
typedef struct _snd_seq_client_pool snd_seq_client_pool_t;
size_t snd_seq_client_pool_sizeof(void);
-/** allocate a client_pool container in heap */
+/** allocate a #snd_seq_client_pool_t container on stack */
#define snd_seq_client_pool_alloca(ptr) \
- SND_ALLOCA(snd_seq_client_pool, ptr)
+ __snd_alloca(ptr, snd_seq_client_pool)
int snd_seq_client_pool_malloc(snd_seq_client_pool_t **ptr);
void snd_seq_client_pool_free(snd_seq_client_pool_t *ptr);
void snd_seq_client_pool_copy(snd_seq_client_pool_t *dst, const snd_seq_client_pool_t *src);
/** known port numbers */
#define SND_SEQ_PORT_SYSTEM_TIMER 0 /**< system timer port */
-#define SND_SEQ_PORT_SYSTEM_ANNOUNCE 1 /**< sysem announce port */
+#define SND_SEQ_PORT_SYSTEM_ANNOUNCE 1 /**< system announce port */
/** port capabilities (32 bits) */
#define SND_SEQ_PORT_CAP_READ (1<<0) /**< readable from this port */
#define SND_SEQ_PORT_CAP_SUBS_WRITE (1<<6) /**< allow write subscription */
#define SND_SEQ_PORT_CAP_NO_EXPORT (1<<7) /**< routing not allowed */
-/** port type */
-#define SND_SEQ_PORT_TYPE_SPECIFIC (1<<0) /**< hardware specific */
-#define SND_SEQ_PORT_TYPE_MIDI_GENERIC (1<<1) /**< generic MIDI device */
-#define SND_SEQ_PORT_TYPE_MIDI_GM (1<<2) /**< General MIDI compatible device */
-#define SND_SEQ_PORT_TYPE_MIDI_GS (1<<3) /**< GS compatible device */
-#define SND_SEQ_PORT_TYPE_MIDI_XG (1<<4) /**< XG compatible device */
-#define SND_SEQ_PORT_TYPE_MIDI_MT32 (1<<5) /**< MT-32 compatible device */
-#define SND_SEQ_PORT_TYPE_SYNTH (1<<10) /**< Synth device */
-#define SND_SEQ_PORT_TYPE_DIRECT_SAMPLE (1<<11) /**< Sampling device (support sample download) */
-#define SND_SEQ_PORT_TYPE_SAMPLE (1<<12) /**< Sampling device (sample can be downloaded at any time) */
-#define SND_SEQ_PORT_TYPE_APPLICATION (1<<20) /**< application (sequencer/editor) */
+/* port type */
+/** Messages sent from/to this port have device-specific semantics. */
+#define SND_SEQ_PORT_TYPE_SPECIFIC (1<<0)
+/** This port understands MIDI messages. */
+#define SND_SEQ_PORT_TYPE_MIDI_GENERIC (1<<1)
+/** This port is compatible with the General MIDI specification. */
+#define SND_SEQ_PORT_TYPE_MIDI_GM (1<<2)
+/** This port is compatible with the Roland GS standard. */
+#define SND_SEQ_PORT_TYPE_MIDI_GS (1<<3)
+/** This port is compatible with the Yamaha XG specification. */
+#define SND_SEQ_PORT_TYPE_MIDI_XG (1<<4)
+/** This port is compatible with the Roland MT-32. */
+#define SND_SEQ_PORT_TYPE_MIDI_MT32 (1<<5)
+/** This port is compatible with the General MIDI 2 specification. */
+#define SND_SEQ_PORT_TYPE_MIDI_GM2 (1<<6)
+/** This port understands SND_SEQ_EVENT_SAMPLE_xxx messages
+ (these are not MIDI messages). */
+#define SND_SEQ_PORT_TYPE_SYNTH (1<<10)
+/** Instruments can be downloaded to this port
+ (with SND_SEQ_EVENT_INSTR_xxx messages sent directly). */
+#define SND_SEQ_PORT_TYPE_DIRECT_SAMPLE (1<<11)
+/** Instruments can be downloaded to this port
+ (with SND_SEQ_EVENT_INSTR_xxx messages sent directly or through a queue). */
+#define SND_SEQ_PORT_TYPE_SAMPLE (1<<12)
+/** This port is implemented in hardware. */
+#define SND_SEQ_PORT_TYPE_HARDWARE (1<<16)
+/** This port is implemented in software. */
+#define SND_SEQ_PORT_TYPE_SOFTWARE (1<<17)
+/** Messages sent to this port will generate sounds. */
+#define SND_SEQ_PORT_TYPE_SYNTHESIZER (1<<18)
+/** This port may connect to other devices
+ (whose characteristics are not known). */
+#define SND_SEQ_PORT_TYPE_PORT (1<<19)
+/** This port belongs to an application, such as a sequencer or editor. */
+#define SND_SEQ_PORT_TYPE_APPLICATION (1<<20)
size_t snd_seq_port_info_sizeof(void);
-/** allocate a port_info container in heap */
+/** allocate a #snd_seq_port_info_t container on stack */
#define snd_seq_port_info_alloca(ptr) \
- SND_ALLOCA(snd_seq_port_info, ptr)
+ __snd_alloca(ptr, snd_seq_port_info)
int snd_seq_port_info_malloc(snd_seq_port_info_t **ptr);
void snd_seq_port_info_free(snd_seq_port_info_t *ptr);
void snd_seq_port_info_copy(snd_seq_port_info_t *dst, const snd_seq_port_info_t *src);
int snd_seq_port_info_get_read_use(const snd_seq_port_info_t *info);
int snd_seq_port_info_get_write_use(const snd_seq_port_info_t *info);
int snd_seq_port_info_get_port_specified(const snd_seq_port_info_t *info);
+int snd_seq_port_info_get_timestamping(const snd_seq_port_info_t *info);
+int snd_seq_port_info_get_timestamp_real(const snd_seq_port_info_t *info);
+int snd_seq_port_info_get_timestamp_queue(const snd_seq_port_info_t *info);
void snd_seq_port_info_set_client(snd_seq_port_info_t *info, int client);
void snd_seq_port_info_set_port(snd_seq_port_info_t *info, int port);
void snd_seq_port_info_set_midi_channels(snd_seq_port_info_t *info, int channels);
void snd_seq_port_info_set_midi_voices(snd_seq_port_info_t *info, int voices);
void snd_seq_port_info_set_synth_voices(snd_seq_port_info_t *info, int voices);
-void snd_seq_port_info_set_port_specified(snd_seq_port_info_t *info, int bool);
+void snd_seq_port_info_set_port_specified(snd_seq_port_info_t *info, int val);
+void snd_seq_port_info_set_timestamping(snd_seq_port_info_t *info, int enable);
+void snd_seq_port_info_set_timestamp_real(snd_seq_port_info_t *info, int realtime);
+void snd_seq_port_info_set_timestamp_queue(snd_seq_port_info_t *info, int queue);
int snd_seq_create_port(snd_seq_t *handle, snd_seq_port_info_t *info);
int snd_seq_delete_port(snd_seq_t *handle, int port);
typedef struct _snd_seq_port_subscribe snd_seq_port_subscribe_t;
size_t snd_seq_port_subscribe_sizeof(void);
-/** allocate a port_subscribe container in heap */
+/** allocate a #snd_seq_port_subscribe_t container on stack */
#define snd_seq_port_subscribe_alloca(ptr) \
- SND_ALLOCA(snd_seq_port_subscribe, ptr)
+ __snd_alloca(ptr, snd_seq_port_subscribe)
int snd_seq_port_subscribe_malloc(snd_seq_port_subscribe_t **ptr);
void snd_seq_port_subscribe_free(snd_seq_port_subscribe_t *ptr);
void snd_seq_port_subscribe_copy(snd_seq_port_subscribe_t *dst, const snd_seq_port_subscribe_t *src);
void snd_seq_port_subscribe_set_sender(snd_seq_port_subscribe_t *info, const snd_seq_addr_t *addr);
void snd_seq_port_subscribe_set_dest(snd_seq_port_subscribe_t *info, const snd_seq_addr_t *addr);
void snd_seq_port_subscribe_set_queue(snd_seq_port_subscribe_t *info, int q);
-void snd_seq_port_subscribe_set_exclusive(snd_seq_port_subscribe_t *info, int bool);
-void snd_seq_port_subscribe_set_time_update(snd_seq_port_subscribe_t *info, int bool);
-void snd_seq_port_subscribe_set_time_real(snd_seq_port_subscribe_t *info, int bool);
+void snd_seq_port_subscribe_set_exclusive(snd_seq_port_subscribe_t *info, int val);
+void snd_seq_port_subscribe_set_time_update(snd_seq_port_subscribe_t *info, int val);
+void snd_seq_port_subscribe_set_time_real(snd_seq_port_subscribe_t *info, int val);
int snd_seq_get_port_subscription(snd_seq_t *handle, snd_seq_port_subscribe_t *sub);
int snd_seq_subscribe_port(snd_seq_t *handle, snd_seq_port_subscribe_t *sub);
} snd_seq_query_subs_type_t;
size_t snd_seq_query_subscribe_sizeof(void);
-/** allocate a query_subscribe container in heap */
+/** allocate a #snd_seq_query_subscribe_t container on stack */
#define snd_seq_query_subscribe_alloca(ptr) \
- SND_ALLOCA(snd_seq_query_subscribe, ptr)
+ __snd_alloca(ptr, snd_seq_query_subscribe)
int snd_seq_query_subscribe_malloc(snd_seq_query_subscribe_t **ptr);
void snd_seq_query_subscribe_free(snd_seq_query_subscribe_t *ptr);
void snd_seq_query_subscribe_copy(snd_seq_query_subscribe_t *dst, const snd_seq_query_subscribe_t *src);
void snd_seq_query_subscribe_set_port(snd_seq_query_subscribe_t *info, int port);
void snd_seq_query_subscribe_set_root(snd_seq_query_subscribe_t *info, const snd_seq_addr_t *addr);
void snd_seq_query_subscribe_set_type(snd_seq_query_subscribe_t *info, snd_seq_query_subs_type_t type);
-void snd_seq_query_subscribe_set_index(snd_seq_query_subscribe_t *info, int index);
+void snd_seq_query_subscribe_set_index(snd_seq_query_subscribe_t *info, int _index);
int snd_seq_query_port_subscribers(snd_seq_t *seq, snd_seq_query_subscribe_t * subs);
#define SND_SEQ_QUEUE_DIRECT 253 /**< direct dispatch */
size_t snd_seq_queue_info_sizeof(void);
-/** allocate a queue_info container in heap */
+/** allocate a #snd_seq_queue_info_t container on stack */
#define snd_seq_queue_info_alloca(ptr) \
- SND_ALLOCA(snd_seq_queue_info, ptr)
+ __snd_alloca(ptr, snd_seq_queue_info)
int snd_seq_queue_info_malloc(snd_seq_queue_info_t **ptr);
void snd_seq_queue_info_free(snd_seq_queue_info_t *ptr);
void snd_seq_queue_info_copy(snd_seq_queue_info_t *dst, const snd_seq_queue_info_t *src);
/*
*/
size_t snd_seq_queue_status_sizeof(void);
-/** allocate a queue_status container in heap */
+/** allocate a #snd_seq_queue_status_t container on stack */
#define snd_seq_queue_status_alloca(ptr) \
- SND_ALLOCA(snd_seq_queue_status, ptr)
+ __snd_alloca(ptr, snd_seq_queue_status)
int snd_seq_queue_status_malloc(snd_seq_queue_status_t **ptr);
void snd_seq_queue_status_free(snd_seq_queue_status_t *ptr);
void snd_seq_queue_status_copy(snd_seq_queue_status_t *dst, const snd_seq_queue_status_t *src);
/*
*/
size_t snd_seq_queue_tempo_sizeof(void);
-/** allocate a queue_tempo container in heap */
+/** allocate a #snd_seq_queue_tempo_t container on stack */
#define snd_seq_queue_tempo_alloca(ptr) \
- SND_ALLOCA(snd_seq_queue_tempo, ptr)
+ __snd_alloca(ptr, snd_seq_queue_tempo)
int snd_seq_queue_tempo_malloc(snd_seq_queue_tempo_t **ptr);
void snd_seq_queue_tempo_free(snd_seq_queue_tempo_t *ptr);
void snd_seq_queue_tempo_copy(snd_seq_queue_tempo_t *dst, const snd_seq_queue_tempo_t *src);
int snd_seq_queue_tempo_get_queue(const snd_seq_queue_tempo_t *info);
unsigned int snd_seq_queue_tempo_get_tempo(const snd_seq_queue_tempo_t *info);
int snd_seq_queue_tempo_get_ppq(const snd_seq_queue_tempo_t *info);
+unsigned int snd_seq_queue_tempo_get_skew(const snd_seq_queue_tempo_t *info);
+unsigned int snd_seq_queue_tempo_get_skew_base(const snd_seq_queue_tempo_t *info);
void snd_seq_queue_tempo_set_tempo(snd_seq_queue_tempo_t *info, unsigned int tempo);
void snd_seq_queue_tempo_set_ppq(snd_seq_queue_tempo_t *info, int ppq);
+void snd_seq_queue_tempo_set_skew(snd_seq_queue_tempo_t *info, unsigned int skew);
+void snd_seq_queue_tempo_set_skew_base(snd_seq_queue_tempo_t *info, unsigned int base);
int snd_seq_get_queue_tempo(snd_seq_t *handle, int q, snd_seq_queue_tempo_t *tempo);
int snd_seq_set_queue_tempo(snd_seq_t *handle, int q, snd_seq_queue_tempo_t *tempo);
/*
*/
+
+/** sequencer timer sources */
+typedef enum {
+ SND_SEQ_TIMER_ALSA = 0, /* ALSA timer */
+ SND_SEQ_TIMER_MIDI_CLOCK = 1, /* Midi Clock (CLOCK event) */
+ SND_SEQ_TIMER_MIDI_TICK = 2 /* Midi Timer Tick (TICK event */
+} snd_seq_queue_timer_type_t;
+
size_t snd_seq_queue_timer_sizeof(void);
-/** allocate a queue_timer container in heap */
+/** allocate a #snd_seq_queue_timer_t container on stack */
#define snd_seq_queue_timer_alloca(ptr) \
- SND_ALLOCA(snd_seq_queue_timer, ptr)
+ __snd_alloca(ptr, snd_seq_queue_timer)
int snd_seq_queue_timer_malloc(snd_seq_queue_timer_t **ptr);
void snd_seq_queue_timer_free(snd_seq_queue_timer_t *ptr);
void snd_seq_queue_timer_copy(snd_seq_queue_timer_t *dst, const snd_seq_queue_timer_t *src);
int snd_seq_queue_timer_get_queue(const snd_seq_queue_timer_t *info);
-int snd_seq_queue_timer_get_type(const snd_seq_queue_timer_t *info);
+snd_seq_queue_timer_type_t snd_seq_queue_timer_get_type(const snd_seq_queue_timer_t *info);
const snd_timer_id_t *snd_seq_queue_timer_get_id(const snd_seq_queue_timer_t *info);
unsigned int snd_seq_queue_timer_get_resolution(const snd_seq_queue_timer_t *info);
-void snd_seq_queue_timer_set_type(snd_seq_queue_timer_t *info, int type);
+void snd_seq_queue_timer_set_type(snd_seq_queue_timer_t *info, snd_seq_queue_timer_type_t type);
void snd_seq_queue_timer_set_id(snd_seq_queue_timer_t *info, const snd_timer_id_t *id);
void snd_seq_queue_timer_set_resolution(snd_seq_queue_timer_t *info, unsigned int resolution);
* \{
*/
-snd_seq_event_t *snd_seq_create_event(void);
int snd_seq_free_event(snd_seq_event_t *ev);
ssize_t snd_seq_event_length(snd_seq_event_t *ev);
int snd_seq_event_output(snd_seq_t *handle, snd_seq_event_t *ev);
#define SND_SEQ_REMOVE_TAG_MATCH (1<<9) /**< Restrict to events with given tag */
size_t snd_seq_remove_events_sizeof(void);
-/** allocate a remove_events container in heap */
+/** allocate a #snd_seq_remove_events_t container on stack */
#define snd_seq_remove_events_alloca(ptr) \
- SND_ALLOCA(snd_seq_remove_events, ptr)
+ __snd_alloca(ptr, snd_seq_remove_events)
int snd_seq_remove_events_malloc(snd_seq_remove_events_t **ptr);
void snd_seq_remove_events_free(snd_seq_remove_events_t *ptr);
void snd_seq_remove_events_copy(snd_seq_remove_events_t *dst, const snd_seq_remove_events_t *src);
/**
* \defgroup SeqMisc Sequencer Miscellaneous
- * Sequencer Mescellaneous
+ * Sequencer Miscellaneous
* \ingroup Sequencer
* \{
*/
void snd_seq_set_bit(int nr, void *array);
+void snd_seq_unset_bit(int nr, void *array);
int snd_seq_change_bit(int nr, void *array);
int snd_seq_get_bit(int nr, void *array);
SND_SEQ_EVFLG_RAW,
SND_SEQ_EVFLG_FIXED,
SND_SEQ_EVFLG_VARIABLE,
- SND_SEQ_EVFLG_VARUSR,
- SND_SEQ_EVFLG_IPC
+ SND_SEQ_EVFLG_VARUSR
};
enum {
SND_SEQ_EVFLG_NOTE_ONEARG,
SND_SEQ_EVFLG_NOTE_TWOARG
};
+
enum {
SND_SEQ_EVFLG_QUEUE_NOARG,
SND_SEQ_EVFLG_QUEUE_TICK,
*/
extern const unsigned int snd_seq_event_types[];
-#define _SND_SEQ_TYPE(x) (1<<(x)) /* 24bit */
-#define _SND_SEQ_TYPE_OPT(x) ((x)<<24) /* 8bit */
+#define _SND_SEQ_TYPE(x) (1<<(x)) /**< master type - 24bit */
+#define _SND_SEQ_TYPE_OPT(x) ((x)<<24) /**< optional type - 8bit */
-#define snd_seq_type_check(ev,x) (snd_seq_event_types[(ev)->type] & _SND_SEQ_TYPE(x))
+/** check the event type */
+#define snd_seq_type_check(ev,x) (snd_seq_event_types[(ev)->type] & _SND_SEQ_TYPE(x))
/** event type check: result events */
#define snd_seq_ev_is_result_type(ev) \
/** event type check: user pointer events */
#define snd_seq_ev_is_varusr_type(ev) \
snd_seq_type_check(ev, SND_SEQ_EVFLG_VARUSR)
-/** event type check: ipc events */
-#define snd_seq_ev_is_varipc_type(ev) \
- snd_seq_type_check(ev, SND_SEQ_EVFLG_IPC)
/** event type check: reserved for kernel */
#define snd_seq_ev_is_reserved(ev) \
(! snd_seq_event_types[(ev)->type])
/** variable length on user-space */
#define snd_seq_ev_is_varusr(ev) \
(snd_seq_ev_length_type(ev) == SND_SEQ_EVENT_LENGTH_VARUSR)
-/** variable length on IPC shm */
-#define snd_seq_ev_is_varipc(ev) \
- (snd_seq_ev_length_type(ev) == SND_SEQ_EVENT_LENGTH_VARIPC)
/** time-stamp type */
#define snd_seq_ev_timestamp_type(ev) \
#ifdef __cplusplus
}
#endif
+
+#endif /* __ALSA_SEQ_H */
+