/* * HwDep interface - local header file * Copyright (c) 2001 by Jaroslav Kysela * * * 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 * */ #include #include #include #include "local.h" typedef struct { int (*close)(snd_hwdep_t *hwdep); int (*nonblock)(snd_hwdep_t *hwdep, int nonblock); int (*info)(snd_hwdep_t *hwdep, snd_hwdep_info_t *info); int (*ioctl)(snd_hwdep_t *hwdep, unsigned int request, void * arg); ssize_t (*write)(snd_hwdep_t *hwdep, const void *buffer, size_t size); ssize_t (*read)(snd_hwdep_t *hwdep, void *buffer, size_t size); } snd_hwdep_ops_t; struct _snd_hwdep { void *dl_handle; char *name; snd_hwdep_type_t type; int mode; int poll_fd; const snd_hwdep_ops_t *ops; void *private_data; }; int snd_hwdep_hw_open(snd_hwdep_t **handle, const char *name, int card, int device, int mode);