From c4d89540574dfb6a7418ed8cdd34e3cb2df585e7 Mon Sep 17 00:00:00 2001 From: Jari Vetoniemi Date: Mon, 29 Oct 2018 00:50:38 +0200 Subject: Initial commit --- include/alsa/rawmidi.h | 159 +++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 159 insertions(+) create mode 100644 include/alsa/rawmidi.h (limited to 'include/alsa/rawmidi.h') diff --git a/include/alsa/rawmidi.h b/include/alsa/rawmidi.h new file mode 100644 index 0000000..d88c932 --- /dev/null +++ b/include/alsa/rawmidi.h @@ -0,0 +1,159 @@ +/** + * \file include/rawmidi.h + * \brief Application interface library for the ALSA driver + * \author Jaroslav Kysela + * \author Abramo Bagnara + * \author Takashi Iwai + * \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., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA + * + */ + +#ifndef __ALSA_RAWMIDI_H +#define __ALSA_RAWMIDI_H + +#ifdef __cplusplus +extern "C" { +#endif + +/** + * \defgroup RawMidi RawMidi Interface + * The RawMidi Interface. See \ref rawmidi page for more details. + * \{ + */ + +/** dlsym version for interface entry callback */ +#define SND_RAWMIDI_DLSYM_VERSION _dlsym_rawmidi_001 + +/** RawMidi information container */ +typedef struct _snd_rawmidi_info snd_rawmidi_info_t; +/** RawMidi settings container */ +typedef struct _snd_rawmidi_params snd_rawmidi_params_t; +/** RawMidi status container */ +typedef struct _snd_rawmidi_status snd_rawmidi_status_t; + +/** RawMidi stream (direction) */ +typedef enum _snd_rawmidi_stream { + /** Output stream */ + SND_RAWMIDI_STREAM_OUTPUT = 0, + /** Input stream */ + SND_RAWMIDI_STREAM_INPUT, + SND_RAWMIDI_STREAM_LAST = SND_RAWMIDI_STREAM_INPUT +} snd_rawmidi_stream_t; + +/** Append (flag to open mode) \hideinitializer */ +#define SND_RAWMIDI_APPEND 0x0001 +/** Non blocking mode (flag to open mode) \hideinitializer */ +#define SND_RAWMIDI_NONBLOCK 0x0002 +/** Write sync mode (Flag to open mode) \hideinitializer */ +#define SND_RAWMIDI_SYNC 0x0004 + +/** RawMidi handle */ +typedef struct _snd_rawmidi snd_rawmidi_t; + +/** RawMidi type */ +typedef enum _snd_rawmidi_type { + /** Kernel level RawMidi */ + SND_RAWMIDI_TYPE_HW, + /** Shared memory client RawMidi (not yet implemented) */ + SND_RAWMIDI_TYPE_SHM, + /** INET client RawMidi (not yet implemented) */ + SND_RAWMIDI_TYPE_INET, + /** Virtual (sequencer) RawMidi */ + SND_RAWMIDI_TYPE_VIRTUAL +} snd_rawmidi_type_t; + +int snd_rawmidi_open(snd_rawmidi_t **in_rmidi, snd_rawmidi_t **out_rmidi, + const char *name, int mode); +int snd_rawmidi_open_lconf(snd_rawmidi_t **in_rmidi, snd_rawmidi_t **out_rmidi, + const char *name, int mode, snd_config_t *lconf); +int snd_rawmidi_close(snd_rawmidi_t *rmidi); +int snd_rawmidi_poll_descriptors_count(snd_rawmidi_t *rmidi); +int snd_rawmidi_poll_descriptors(snd_rawmidi_t *rmidi, struct pollfd *pfds, unsigned int space); +int snd_rawmidi_poll_descriptors_revents(snd_rawmidi_t *rawmidi, struct pollfd *pfds, unsigned int nfds, unsigned short *revent); +int snd_rawmidi_nonblock(snd_rawmidi_t *rmidi, int nonblock); +size_t snd_rawmidi_info_sizeof(void); +/** \hideinitializer + * \brief allocate an invalid #snd_rawmidi_info_t using standard alloca + * \param ptr returned pointer + */ +#define snd_rawmidi_info_alloca(ptr) __snd_alloca(ptr, snd_rawmidi_info) +int snd_rawmidi_info_malloc(snd_rawmidi_info_t **ptr); +void snd_rawmidi_info_free(snd_rawmidi_info_t *obj); +void snd_rawmidi_info_copy(snd_rawmidi_info_t *dst, const snd_rawmidi_info_t *src); +unsigned int snd_rawmidi_info_get_device(const snd_rawmidi_info_t *obj); +unsigned int snd_rawmidi_info_get_subdevice(const snd_rawmidi_info_t *obj); +snd_rawmidi_stream_t snd_rawmidi_info_get_stream(const snd_rawmidi_info_t *obj); +int snd_rawmidi_info_get_card(const snd_rawmidi_info_t *obj); +unsigned int snd_rawmidi_info_get_flags(const snd_rawmidi_info_t *obj); +const char *snd_rawmidi_info_get_id(const snd_rawmidi_info_t *obj); +const char *snd_rawmidi_info_get_name(const snd_rawmidi_info_t *obj); +const char *snd_rawmidi_info_get_subdevice_name(const snd_rawmidi_info_t *obj); +unsigned int snd_rawmidi_info_get_subdevices_count(const snd_rawmidi_info_t *obj); +unsigned int snd_rawmidi_info_get_subdevices_avail(const snd_rawmidi_info_t *obj); +void snd_rawmidi_info_set_device(snd_rawmidi_info_t *obj, unsigned int val); +void snd_rawmidi_info_set_subdevice(snd_rawmidi_info_t *obj, unsigned int val); +void snd_rawmidi_info_set_stream(snd_rawmidi_info_t *obj, snd_rawmidi_stream_t val); +int snd_rawmidi_info(snd_rawmidi_t *rmidi, snd_rawmidi_info_t * info); +size_t snd_rawmidi_params_sizeof(void); +/** \hideinitializer + * \brief allocate an invalid #snd_rawmidi_params_t using standard alloca + * \param ptr returned pointer + */ +#define snd_rawmidi_params_alloca(ptr) __snd_alloca(ptr, snd_rawmidi_params) +int snd_rawmidi_params_malloc(snd_rawmidi_params_t **ptr); +void snd_rawmidi_params_free(snd_rawmidi_params_t *obj); +void snd_rawmidi_params_copy(snd_rawmidi_params_t *dst, const snd_rawmidi_params_t *src); +int snd_rawmidi_params_set_buffer_size(snd_rawmidi_t *rmidi, snd_rawmidi_params_t *params, size_t val); +size_t snd_rawmidi_params_get_buffer_size(const snd_rawmidi_params_t *params); +int snd_rawmidi_params_set_avail_min(snd_rawmidi_t *rmidi, snd_rawmidi_params_t *params, size_t val); +size_t snd_rawmidi_params_get_avail_min(const snd_rawmidi_params_t *params); +int snd_rawmidi_params_set_no_active_sensing(snd_rawmidi_t *rmidi, snd_rawmidi_params_t *params, int val); +int snd_rawmidi_params_get_no_active_sensing(const snd_rawmidi_params_t *params); +int snd_rawmidi_params(snd_rawmidi_t *rmidi, snd_rawmidi_params_t * params); +int snd_rawmidi_params_current(snd_rawmidi_t *rmidi, snd_rawmidi_params_t *params); +size_t snd_rawmidi_status_sizeof(void); +/** \hideinitializer + * \brief allocate an invalid #snd_rawmidi_status_t using standard alloca + * \param ptr returned pointer + */ +#define snd_rawmidi_status_alloca(ptr) __snd_alloca(ptr, snd_rawmidi_status) +int snd_rawmidi_status_malloc(snd_rawmidi_status_t **ptr); +void snd_rawmidi_status_free(snd_rawmidi_status_t *obj); +void snd_rawmidi_status_copy(snd_rawmidi_status_t *dst, const snd_rawmidi_status_t *src); +void snd_rawmidi_status_get_tstamp(const snd_rawmidi_status_t *obj, snd_htimestamp_t *ptr); +size_t snd_rawmidi_status_get_avail(const snd_rawmidi_status_t *obj); +size_t snd_rawmidi_status_get_xruns(const snd_rawmidi_status_t *obj); +int snd_rawmidi_status(snd_rawmidi_t *rmidi, snd_rawmidi_status_t * status); +int snd_rawmidi_drain(snd_rawmidi_t *rmidi); +int snd_rawmidi_drop(snd_rawmidi_t *rmidi); +ssize_t snd_rawmidi_write(snd_rawmidi_t *rmidi, const void *buffer, size_t size); +ssize_t snd_rawmidi_read(snd_rawmidi_t *rmidi, void *buffer, size_t size); +const char *snd_rawmidi_name(snd_rawmidi_t *rmidi); +snd_rawmidi_type_t snd_rawmidi_type(snd_rawmidi_t *rmidi); +snd_rawmidi_stream_t snd_rawmidi_stream(snd_rawmidi_t *rawmidi); + +/** \} */ + +#ifdef __cplusplus +} +#endif + +#endif /* __RAWMIDI_H */ + -- cgit v1.2.3