virtualx-engine/thirdparty/linuxbsd_headers/alsa/input.h

83 lines
2.5 KiB
C++

/**
* \file include/input.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_INPUT_H
#define __ALSA_INPUT_H
#ifdef __cplusplus
extern "C" {
#endif
/**
* \defgroup Input Input Interface
*
* The input functions present an interface similar to the stdio functions
* on top of different underlying input sources.
*
* The #snd_config_load function uses such an input handle to be able to
* load configurations not only from standard files but also from other
* sources, e.g. from memory buffers.
*
* \{
*/
/**
* \brief Internal structure for an input object.
*
* The ALSA library uses a pointer to this structure as a handle to an
* input object. Applications don't access its contents directly.
*/
typedef struct _snd_input snd_input_t;
/** Input type. */
typedef enum _snd_input_type {
/** Input from a stdio stream. */
SND_INPUT_STDIO,
/** Input from a memory buffer. */
SND_INPUT_BUFFER
} snd_input_type_t;
int snd_input_stdio_open(snd_input_t **inputp, const char *file, const char *mode);
int snd_input_stdio_attach(snd_input_t **inputp, FILE *fp, int _close);
int snd_input_buffer_open(snd_input_t **inputp, const char *buffer, ssize_t size);
int snd_input_close(snd_input_t *input);
int snd_input_scanf(snd_input_t *input, const char *format, ...)
#ifndef DOC_HIDDEN
__attribute__ ((format (scanf, 2, 3)))
#endif
;
char *snd_input_gets(snd_input_t *input, char *str, size_t size);
int snd_input_getc(snd_input_t *input);
int snd_input_ungetc(snd_input_t *input, int c);
/** \} */
#ifdef __cplusplus
}
#endif
#endif /* __ALSA_INPUT_H */