vnode.h

来自「基于组件方式开发操作系统的OSKIT源代码」· C头文件 代码 · 共 25 行

#include <sys/uio.h>

/*
 * Flags for ioflag.
 */
#define	IO_UNIT		0x01		/* do I/O as atomic unit */
#define	IO_APPEND	0x02		/* append write to end */
#define	IO_SYNC		0x04		/* do I/O synchronously */
#define	IO_NODELOCKED	0x08		/* underlying node already locked */
#define	IO_NDELAY	0x10		/* FNDELAY flag set in file table */
#define	IO_VMIO		0x20		/* data already in VMIO space */
#define	IO_INVAL	0x40		/* invalidate after I/O */

/*
 *  Modes.  Some values same as Ixxx entries from inode.h for now.
 */
#define	VSUID	04000		/* set user id on execution */
#define	VSGID	02000		/* set group id on execution */
#define	VSVTX	01000		/* save swapped text even after use */
#define	VREAD	00400		/* read, write, execute permissions */
#define	VWRITE	00200
#define	VEXEC	00100