1*61864d84STakashi Iwai /* 2*61864d84STakashi Iwai * Line6 Linux USB driver - 0.9.1beta 3*61864d84STakashi Iwai * 4*61864d84STakashi Iwai * Copyright (C) 2004-2010 Markus Grabner (grabner@icg.tugraz.at) 5*61864d84STakashi Iwai * 6*61864d84STakashi Iwai * This program is free software; you can redistribute it and/or 7*61864d84STakashi Iwai * modify it under the terms of the GNU General Public License as 8*61864d84STakashi Iwai * published by the Free Software Foundation, version 2. 9*61864d84STakashi Iwai * 10*61864d84STakashi Iwai */ 11*61864d84STakashi Iwai 12*61864d84STakashi Iwai #ifndef MIDIBUF_H 13*61864d84STakashi Iwai #define MIDIBUF_H 14*61864d84STakashi Iwai 15*61864d84STakashi Iwai struct midi_buffer { 16*61864d84STakashi Iwai unsigned char *buf; 17*61864d84STakashi Iwai int size; 18*61864d84STakashi Iwai int split; 19*61864d84STakashi Iwai int pos_read, pos_write; 20*61864d84STakashi Iwai int full; 21*61864d84STakashi Iwai int command_prev; 22*61864d84STakashi Iwai }; 23*61864d84STakashi Iwai 24*61864d84STakashi Iwai extern int line6_midibuf_bytes_used(struct midi_buffer *mb); 25*61864d84STakashi Iwai extern int line6_midibuf_bytes_free(struct midi_buffer *mb); 26*61864d84STakashi Iwai extern void line6_midibuf_destroy(struct midi_buffer *mb); 27*61864d84STakashi Iwai extern int line6_midibuf_ignore(struct midi_buffer *mb, int length); 28*61864d84STakashi Iwai extern int line6_midibuf_init(struct midi_buffer *mb, int size, int split); 29*61864d84STakashi Iwai extern int line6_midibuf_read(struct midi_buffer *mb, unsigned char *data, 30*61864d84STakashi Iwai int length); 31*61864d84STakashi Iwai extern void line6_midibuf_reset(struct midi_buffer *mb); 32*61864d84STakashi Iwai extern int line6_midibuf_skip_message(struct midi_buffer *mb, 33*61864d84STakashi Iwai unsigned short mask); 34*61864d84STakashi Iwai extern void line6_midibuf_status(struct midi_buffer *mb); 35*61864d84STakashi Iwai extern int line6_midibuf_write(struct midi_buffer *mb, unsigned char *data, 36*61864d84STakashi Iwai int length); 37*61864d84STakashi Iwai 38*61864d84STakashi Iwai #endif 39