ref: 991ef372d4acdf5f2fcae09cef05bfec12ce9b64
dir: /pcsound/pcsound.h/
// Emacs style mode select -*- C++ -*- //----------------------------------------------------------------------------- // // Copyright(C) 2007 Simon Howard // // 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. // // DESCRIPTION: // PC speaker interface. // //----------------------------------------------------------------------------- #ifndef PCSOUND_H #define PCSOUND_H #define PCSOUND_8253_FREQUENCY 1193280 typedef struct pcsound_driver_s pcsound_driver_t; typedef void (*pcsound_callback_func)(int *duration, int *frequency); typedef int (*pcsound_init_func)(pcsound_callback_func callback); typedef void (*pcsound_shutdown_func)(void); struct pcsound_driver_s { char *name; pcsound_init_func init_func; pcsound_shutdown_func shutdown_func; }; int PCSound_Init(pcsound_callback_func callback_func); void PCSound_Shutdown(void); #endif /* #ifndef PCSOUND_H */