highuid.h File Reference

#include <linux/types.h>

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Macros
#define	DEFAULT_OVERFLOWUID   65534
#define	DEFAULT_OVERFLOWGID   65534
#define	__convert_uid(size, uid)   (uid)
#define	__convert_gid(size, gid)   (gid)
#define	SET_UID(var, uid)   do { (var) = __convert_uid(sizeof(var), (uid)); } while (0)
#define	SET_GID(var, gid)   do { (var) = __convert_gid(sizeof(var), (gid)); } while (0)
#define	DEFAULT_FS_OVERFLOWUID   65534
#define	DEFAULT_FS_OVERFLOWGID   65534
#define	fs_high2lowuid(uid)   ((uid) & ~0xFFFF ? (uid16_t)fs_overflowuid : (uid16_t)(uid))
#define	fs_high2lowgid(gid)   ((gid) & ~0xFFFF ? (gid16_t)fs_overflowgid : (gid16_t)(gid))
#define	low_16_bits(x)   ((x) & 0xFFFF)
#define	high_16_bits(x)   (((x) & 0xFFFF0000) >> 16)

Functions
void	__bad_uid (void)
void	__bad_gid (void)

Variables
int	overflowuid
int	overflowgid
int	fs_overflowuid
int	fs_overflowgid

Macro Definition Documentation

__convert_gid

#define __convert_gid	(		size,
			gid
	)		(gid)

__convert_uid

#define __convert_uid	(		size,
			uid
	)		(uid)

DEFAULT_FS_OVERFLOWGID

#define DEFAULT_FS_OVERFLOWGID   65534

DEFAULT_FS_OVERFLOWUID

#define DEFAULT_FS_OVERFLOWUID   65534

DEFAULT_OVERFLOWGID

#define DEFAULT_OVERFLOWGID   65534

DEFAULT_OVERFLOWUID

#define DEFAULT_OVERFLOWUID   65534

fs_high2lowgid

#define fs_high2lowgid

(

gid

)

((gid) & ~0xFFFF ? (gid16_t)fs_overflowgid : (gid16_t)(gid))

fs_high2lowuid

#define fs_high2lowuid

(

uid

)

((uid) & ~0xFFFF ? (uid16_t)fs_overflowuid : (uid16_t)(uid))

high_16_bits

#define high_16_bits

(

x

)

(((x) & 0xFFFF0000) >> 16)

low_16_bits

#define low_16_bits

(

x

)

((x) & 0xFFFF)

SET_GID

#define SET_GID	(		var,
			gid
	)		do { (var) = __convert_gid(sizeof(var), (gid)); } while (0)

SET_UID

#define SET_UID	(		var,
			uid
	)		do { (var) = __convert_uid(sizeof(var), (uid)); } while (0)

Function Documentation

__bad_gid()

void __bad_gid ( void  )

extern

__bad_uid()

void __bad_uid ( void  )

extern

Variable Documentation

fs_overflowgid

int fs_overflowgid

extern

fs_overflowuid

int fs_overflowuid

extern

overflowgid

int overflowgid

extern

overflowuid

int overflowuid

extern