mirror of
https://github.com/AuxXxilium/linux_dsm_epyc7002.git
synced 2024-12-14 05:56:56 +07:00
31 lines
1.1 KiB
C
31 lines
1.1 KiB
C
|
#ifndef _LINUX_SECUREBITS_H
|
||
|
|
#define _LINUX_SECUREBITS_H 1
|
||
|
|
|
||
|
|
#define SECUREBITS_DEFAULT 0x00000000
|
||
|
|
|
||
|
|
extern unsigned securebits;
|
||
|
|
|
||
|
|
/* When set UID 0 has no special privileges. When unset, we support
|
||
|
|
inheritance of root-permissions and suid-root executable under
|
||
|
|
compatibility mode. We raise the effective and inheritable bitmasks
|
||
|
|
*of the executable file* if the effective uid of the new process is
|
||
|
|
0. If the real uid is 0, we raise the inheritable bitmask of the
|
||
|
|
executable file. */
|
||
|
|
#define SECURE_NOROOT 0
|
||
|
|
|
||
|
|
/* When set, setuid to/from uid 0 does not trigger capability-"fixes"
|
||
|
|
to be compatible with old programs relying on set*uid to loose
|
||
|
|
privileges. When unset, setuid doesn't change privileges. */
|
||
|
|
#define SECURE_NO_SETUID_FIXUP 2
|
||
|
|
|
||
|
|
/* Each securesetting is implemented using two bits. One bit specify
|
||
|
|
whether the setting is on or off. The other bit specify whether the
|
||
|
|
setting is fixed or not. A setting which is fixed cannot be changed
|
||
|
|
from user-level. */
|
||
|
|
|
||
|
|
#define issecure(X) ( (1 << (X+1)) & SECUREBITS_DEFAULT ? \
|
||
|
|
(1 << (X)) & SECUREBITS_DEFAULT : \
|
||
|
|
(1 << (X)) & securebits )
|
||
|
|
|
||
|
|
#endif /* !_LINUX_SECUREBITS_H */
|