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/input.h | 83 ++++++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 83 insertions(+) create mode 100644 include/alsa/input.h (limited to 'include/alsa/input.h') diff --git a/include/alsa/input.h b/include/alsa/input.h new file mode 100644 index 0000000..e7ce791 --- /dev/null +++ b/include/alsa/input.h @@ -0,0 +1,83 @@ +/** + * \file include/input.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_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 */ -- cgit v1.2.3