From 1c345e559710ec6200f7d508629bd24457a20a80 Mon Sep 17 00:00:00 2001 From: Jose Antonio Ortega Ruiz Date: Thu, 22 Mar 2001 03:01:01 +0000 Subject: initial import (sf 0.3beta) --- mixlib/xmix_device.h | 77 ++++++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 77 insertions(+) create mode 100644 mixlib/xmix_device.h (limited to 'mixlib/xmix_device.h') diff --git a/mixlib/xmix_device.h b/mixlib/xmix_device.h new file mode 100644 index 0000000..45fd7d3 --- /dev/null +++ b/mixlib/xmix_device.h @@ -0,0 +1,77 @@ +/* -*-c-*- ---------------- xmix_device.h : + * Protected declarations for mix_device_t + * ------------------------------------------------------------------ + * Last change: Time-stamp: <01/03/02 01:15:22 jose> + * ------------------------------------------------------------------ + * Copyright (C) 2001 Free Software Foundation, Inc. + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 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 General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. + * + */ + + +#ifndef XMIX_DEVICE_H +#define XMIX_DEVICE_H + +#include "mix_file.h" +#include "mix_device.h" + +/* table of overridable device operations */ +typedef gboolean (*mix_dev_write_func_t) (mix_device_t *, const mix_word_t *); +typedef gboolean (*mix_dev_read_func_t) (mix_device_t *, mix_word_t *); +typedef gboolean (*mix_dev_ioc_func_t) (mix_device_t *, mix_short_t); +typedef gboolean (*mix_dev_busy_func_t) (const mix_device_t *); + +typedef struct mix_device_vtable_t +{ + mix_dev_write_func_t write; + mix_dev_read_func_t read; + mix_dev_ioc_func_t ioc; + mix_dev_busy_func_t busy; +} mix_device_vtable_t; + +/* default vtable */ +extern const mix_device_vtable_t *DEF_DEV_VTABLE_; + +/* + Actual definition of a mix device, which can be cast to + a mix file. +*/ +struct mix_device_t +{ + mix_iochannel_t *file; + mix_device_type_t type; + const mix_device_vtable_t *vtable; +}; + +#define GET_CHANNEL_(dev) (dev->file) +#define GET_FILE_(dev) ((mix_file_t *)(dev->file)) + +/* default extension for device files */ +extern const char *DEV_EXT_; +/* default names for device files */ +extern const char *DEF_NAMES_[]; +/* block sizes for devices */ +extern const size_t SIZES_[]; +/* io modes for devices */ +extern const mix_device_mode_t MODES_[]; +/* files modes for devices */ +extern const mix_fmode_t FMODES_[]; + + + + +#endif /* XMIX_DEVICE_H */ + -- cgit v1.2.3