mman.h File Reference

#include <sys/featuretest.h>
#include <machine/ansi.h>
#include <sys/ansi.h>
#include <sys/cdefs.h>

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Macros
#define	mode_t   __mode_t
#define	off_t   __off_t
#define	PROT_NONE   0x00 /* no permissions */
#define	PROT_READ   0x01 /* pages can be read */
#define	PROT_WRITE   0x02 /* pages can be written */
#define	PROT_EXEC   0x04 /* pages can be executed */
#define	MAP_SHARED   0x0001 /* share changes */
#define	MAP_PRIVATE   0x0002 /* changes are private */
#define	MAP_FIXED   0x0010 /* map addr must be exactly as requested */
#define	MAP_RENAME   0x0020 /* Sun: rename private pages to file */
#define	MAP_NORESERVE   0x0040 /* Sun: don't reserve needed swap area */
#define	MAP_INHERIT   0x0080 /* region is retained after exec */
#define	MAP_HASSEMAPHORE   0x0200 /* region may contain semaphores */
#define	MAP_TRYFIXED   0x0400 /* attempt hint address, even within break */
#define	MAP_WIRED   0x0800 /* mlock() mapping when it is established */
#define	MAP_FILE   0x0000 /* map from file (default) */
#define	MAP_ANON   0x1000 /* allocated from memory, swap space */
#define	MAP_ALIGNED(n)   ((n) << MAP_ALIGNMENT_SHIFT)
#define	MAP_ALIGNMENT_SHIFT   24
#define	MAP_ALIGNMENT_MASK   MAP_ALIGNED(0xff)
#define	MAP_ALIGNMENT_64KB   MAP_ALIGNED(16) /* 2^16 */
#define	MAP_ALIGNMENT_16MB   MAP_ALIGNED(24) /* 2^24 */
#define	MAP_ALIGNMENT_4GB   MAP_ALIGNED(32) /* 2^32 */
#define	MAP_ALIGNMENT_1TB   MAP_ALIGNED(40) /* 2^40 */
#define	MAP_ALIGNMENT_256TB   MAP_ALIGNED(48) /* 2^48 */
#define	MAP_ALIGNMENT_64PB   MAP_ALIGNED(56) /* 2^56 */
#define	MAP_FAILED   ((void *) -1) /* mmap() failed */
#define	MS_ASYNC   0x01 /* perform asynchronous writes */
#define	MS_INVALIDATE   0x02 /* invalidate cached data */
#define	MS_SYNC   0x04 /* perform synchronous writes */
#define	MCL_CURRENT   0x01 /* lock all pages currently mapped */
#define	MCL_FUTURE   0x02 /* lock all pages mapped in the future */

Typedefs
typedef __mode_t	mode_t
typedef __off_t	off_t

Functions
__BEGIN_DECLS void *	mmap (void *, size_t, int, int, int, off_t)
int	munmap (void *, size_t)
int	mprotect (void *, size_t, int)
int	msync (void *, size_t, int) __RENAME(__msync13)
int	mlock (const void *, size_t)
int	munlock (const void *, size_t)
int	mlockall (int)
int	munlockall (void)