diff options
Diffstat (limited to 'kernel/sound/usb/line6/midibuf.h')
| -rw-r--r-- | kernel/sound/usb/line6/midibuf.h | 35 |
1 files changed, 35 insertions, 0 deletions
diff --git a/kernel/sound/usb/line6/midibuf.h b/kernel/sound/usb/line6/midibuf.h new file mode 100644 index 000000000..6ea21ffb6 --- /dev/null +++ b/kernel/sound/usb/line6/midibuf.h @@ -0,0 +1,35 @@ +/* + * Line 6 Linux USB driver + * + * Copyright (C) 2004-2010 Markus Grabner (grabner@icg.tugraz.at) + * + * 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, version 2. + * + */ + +#ifndef MIDIBUF_H +#define MIDIBUF_H + +struct midi_buffer { + unsigned char *buf; + int size; + int split; + int pos_read, pos_write; + int full; + int command_prev; +}; + +extern int line6_midibuf_bytes_used(struct midi_buffer *mb); +extern int line6_midibuf_bytes_free(struct midi_buffer *mb); +extern void line6_midibuf_destroy(struct midi_buffer *mb); +extern int line6_midibuf_ignore(struct midi_buffer *mb, int length); +extern int line6_midibuf_init(struct midi_buffer *mb, int size, int split); +extern int line6_midibuf_read(struct midi_buffer *mb, unsigned char *data, + int length); +extern void line6_midibuf_reset(struct midi_buffer *mb); +extern int line6_midibuf_write(struct midi_buffer *mb, unsigned char *data, + int length); + +#endif |