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include
uapi
linux
personality.h
Go to the documentation of this file.
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#ifndef _UAPI_LINUX_PERSONALITY_H
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#define _UAPI_LINUX_PERSONALITY_H
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4
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/*
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* Flags for bug emulation.
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*
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* These occupy the top three bytes.
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*/
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enum
{
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UNAME26
= 0x0020000,
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ADDR_NO_RANDOMIZE
= 0x0040000,
/* disable randomization of VA space */
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FDPIC_FUNCPTRS
= 0x0080000,
/* userspace function ptrs point to descriptors
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* (signal handling)
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*/
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MMAP_PAGE_ZERO
= 0x0100000,
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ADDR_COMPAT_LAYOUT
= 0x0200000,
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READ_IMPLIES_EXEC
= 0x0400000,
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ADDR_LIMIT_32BIT
= 0x0800000,
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SHORT_INODE
= 0x1000000,
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WHOLE_SECONDS
= 0x2000000,
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STICKY_TIMEOUTS
= 0x4000000,
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ADDR_LIMIT_3GB
= 0x8000000,
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};
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/*
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* Security-relevant compatibility flags that must be
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* cleared upon setuid or setgid exec:
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*/
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#define PER_CLEAR_ON_SETID (READ_IMPLIES_EXEC | \
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ADDR_NO_RANDOMIZE | \
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ADDR_COMPAT_LAYOUT | \
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MMAP_PAGE_ZERO)
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/*
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* Personality types.
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*
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* These go in the low byte. Avoid using the top bit, it will
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* conflict with error returns.
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*/
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enum
{
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PER_LINUX
= 0x0000,
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PER_LINUX_32BIT
= 0x0000 |
ADDR_LIMIT_32BIT
,
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PER_LINUX_FDPIC
= 0x0000 |
FDPIC_FUNCPTRS
,
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PER_SVR4
= 0x0001 |
STICKY_TIMEOUTS
|
MMAP_PAGE_ZERO
,
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PER_SVR3
= 0x0002 |
STICKY_TIMEOUTS
|
SHORT_INODE
,
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PER_SCOSVR3
= 0x0003 |
STICKY_TIMEOUTS
|
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WHOLE_SECONDS
|
SHORT_INODE
,
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PER_OSR5
= 0x0003 |
STICKY_TIMEOUTS
|
WHOLE_SECONDS
,
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PER_WYSEV386
= 0x0004 |
STICKY_TIMEOUTS
|
SHORT_INODE
,
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PER_ISCR4
= 0x0005 |
STICKY_TIMEOUTS
,
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PER_BSD
= 0x0006,
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PER_SUNOS
= 0x0006 |
STICKY_TIMEOUTS
,
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PER_XENIX
= 0x0007 |
STICKY_TIMEOUTS
|
SHORT_INODE
,
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PER_LINUX32
= 0x0008,
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PER_LINUX32_3GB
= 0x0008 |
ADDR_LIMIT_3GB
,
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PER_IRIX32
= 0x0009 |
STICKY_TIMEOUTS
,
/* IRIX5 32-bit */
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PER_IRIXN32
= 0x000a |
STICKY_TIMEOUTS
,
/* IRIX6 new 32-bit */
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PER_IRIX64
= 0x000b |
STICKY_TIMEOUTS
,
/* IRIX6 64-bit */
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PER_RISCOS
= 0x000c,
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PER_SOLARIS
= 0x000d |
STICKY_TIMEOUTS
,
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PER_UW7
= 0x000e |
STICKY_TIMEOUTS
|
MMAP_PAGE_ZERO
,
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PER_OSF4
= 0x000f,
/* OSF/1 v4 */
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PER_HPUX
= 0x0010,
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PER_MASK
= 0x00ff,
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};
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#endif
/* _UAPI_LINUX_PERSONALITY_H */
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