#pragma once #include /* Generic file-descriptor ioctl's. */ #define FIOCLEX _IO('f', 1) /* set close on exec on fd */ #define FIONCLEX _IO('f', 2) /* remove close on exec */ #define FIONREAD _IOR('f', 127, int) /* get # bytes to read */ #define FIONWRITE _IOR('f', 119, int) /* get # bytes (yet) to write */ #define FIONBIO _IOW('f', 126, int) /* set/clear non-blocking i/o */ #define FIOASYNC _IOW('f', 125, int) /* set/clear async i/o */ #define FIOSETOWN _IOW('f', 124, int) /* set owner */ #define FIOGETOWN _IOR('f', 123, int) /* get owner */ #define FIODTYPE _IOR('f', 122, int) /* get d_flags type part */ #define FIOGETLBA _IOR('f', 121, int) /* get start blk # */ struct fiodgname_arg { int len; void *buf; }; #define FIODGNAME _IOW('f', 120, struct fiodgname_arg) /* get dev. name */ #define FIONSPACE _IOR('f', 118, int) /* get space in send queue */