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[/] [hf-risc/] [trunk/] [tools/] [riscv-gnu-toolchain-master/] [linux-headers/] [include/] [linux/] [personality.h] - Blame information for rev 13

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1 13 serginhofr
#ifndef _LINUX_PERSONALITY_H
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#define _LINUX_PERSONALITY_H
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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 /* _LINUX_PERSONALITY_H */

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