newlib-cygwin/winsup/cygwin/include/cygwin/rdevio.h

41 lines
798 B
C

/* cygwin/rdevio.h
Written by Corinna Vinschen <corinna@vinschen.de>
This file is part of Cygwin.
This software is a copyrighted work licensed under the terms of the
Cygwin license. Please consult the file "CYGWIN_LICENSE" for
details. */
/*
* cygwin/rdevio.h header file for Cygwin.
*
* Written by C. Vinschen.
*/
#ifndef _CYGWIN_RDEVIO_H
#define _CYGWIN_RDEVIO_H
/* structure for RDIOCDOP - raw device operation */
struct rdop {
short rd_op;
unsigned long rd_parm;
};
/* Raw device operations */
#define RDSETBLK 1 /* set buffer for driver */
/* structure for RDIOCGET - get raw device */
struct rdget {
unsigned long bufsiz;
};
/*
* ioctl commands
*/
#define RDIOCDOP _IOW('r', 128, struct rdop)
#define RDIOCGET _IOR('r', 129, struct rdget)
#endif /* _CYGWIN_RDEVIO_H */