mirror of
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71 lines
2 KiB
C
71 lines
2 KiB
C
/*
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* Application interface library for the ALSA driver
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* Copyright (c) by Jaroslav Kysela <perex@suse.cz>
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* Abramo Bagnara <abramo@alsa-project.org>
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*
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*
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* This library is free software; you can redistribute it and/or modify
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* it under the terms of the GNU Library General Public License as
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* published by the Free Software Foundation; either version 2 of
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* the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU Library General Public License for more details.
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*
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* You should have received a copy of the GNU Library General Public
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* License along with this library; if not, write to the Free Software
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* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
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*
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*/
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#ifndef __ASOUNDLIB_H
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#define __ASOUNDLIB_H
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#include <linux/asound.h>
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#include <linux/asoundef.h>
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#include <linux/asequencer.h>
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#include <unistd.h>
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include <fcntl.h>
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#include <sys/uio.h>
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#ifndef ATTRIBUTE_UNUSED
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#define ATTRIBUTE_UNUSED __attribute__ ((__unused__))
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#endif
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#ifdef SNDRV_LITTLE_ENDIAN
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#define SND_LITTLE_ENDIAN SNDRV_LITTLE_ENDIAN
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#endif
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#ifdef SNDRV_BIG_ENDIAN
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#define SND_BIG_ENDIAN SNDRV_BIG_ENDIAN
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#endif
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enum _snd_set_mode {
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SND_CHANGE,
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SND_TRY,
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SND_TEST,
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};
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//#define SND_ENUM_TYPECHECK
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#ifdef SND_ENUM_TYPECHECK
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typedef struct __snd_set_mode *snd_set_mode_t;
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#define snd_enum_to_int(v) ((unsigned int)(unsigned long)(v))
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#define snd_int_to_enum(v) ((void *)(unsigned long)(v))
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#define snd_enum_incr(v) (++(unsigned long)(v))
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#else
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typedef enum _snd_set_mode snd_set_mode_t;
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#define snd_enum_to_int(v) (v)
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#define snd_int_to_enum(v) (v)
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#define snd_enum_incr(v) (++(v))
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#endif
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#define SND_CHANGE ((snd_set_mode_t) SND_CHANGE)
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#define SND_TRY ((snd_set_mode_t) SND_TRY)
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#define SND_TEST ((snd_set_mode_t) SND_TEST)
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