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/*****************************************************************************/
/* */
/* Module: SBDRV.H */
/* Purpose: Define function prototypes and structures required for the */
/* SB DRV routines, V1.2. */
/* Author(s): Ron Fries and Neil Bradley */
/* */
/* 01/30/97 - Initial Release */
/* 08/24/97 - V1.1 - Added defintion of SBDRV_SHOW_ERR to cause the SBDRV */
/* to display error messages. Comment line to supress */
/* 01/12/98 - V1.2 - Added support for DJGPP. */
/* */
/*****************************************************************************/
/* */
/* License Information and Copyright Notice */
/* ======================================== */
/* */
/* SBDrv is Copyright(c) 1997-1998 by Ron Fries, Neil Bradley and */
/* Bradford Mott */
/* */
/* This library is free software; you can redistribute it and/or modify it */
/* under the terms of version 2 of the GNU Library General Public License */
/* as published by the Free Software Foundation. */
/* */
/* This library 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 Library */
/* General Public License for more details. */
/* To obtain a copy of the GNU Library General Public License, write to the */
/* Free Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. */
/* */
/* Any permitted reproduction of these routines, in whole or in part, must */
/* bear this legend. */
/* */
/*****************************************************************************/
#ifndef _SBDRV_H
#define _SBDRV_H
#ifndef _TYPEDEF_H
#define _TYPEDEF_H
#define SBDRV_SHOW_ERR /* delete line to supress error message printing */
/* define some data types to keep it platform independent */
#ifdef COMP16 /* if 16-bit compiler defined */
#define int8 char
#define int16 int
#define int32 long
#else /* else default to 32-bit compiler */
#define int8 char
#define int16 short
#define int32 int
#endif /*
*/
#define uint8 unsigned int8
#define uint16 unsigned int16
#define uint32 unsigned int32
#endif /*
*/
/* CONSTANT DEFINITIONS */
#define AUTO_DMA 0 /* selects auto-initialize DMA mode */
#define STANDARD_DMA 1 /* selects standard DMA mode */
/* global function prototypes */
#ifdef __cplusplus
extern "C" {
#endif /*
*/
uint8 OpenSB(uint16 playback_freq,
uint16 buffer_size);
void CloseSB(void);
uint8 Start_audio_output(uint8 dma_mode,
void (*fillBuffer) (uint8 * buf, uint16 n));
void Stop_audio_output(void);
void Set_master_volume(uint8 left, uint8 right);
void Set_line_volume(uint8 left, uint8 right);
void Set_FM_volume(uint8 left, uint8 right);
#ifdef __cplusplus
}
#endif /*
*/
#endif /*
*/
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