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audit: comparison on interprocess fields

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This allows audit to specify rules in which we compare two fields of a
process.  Such as is the running process uid != to the running process
euid?

Signed-off-by: Peter Moody <pmoody@google.com>
Signed-off-by: Eric Paris <eparis@redhat.com>
This commit is contained in:
Peter Moody
2012-01-04 15:24:31 -05:00
committed by Al Viro
parent 4a6633ed08
commit 10d6836087
2 changed files with 62 additions and 1 deletions
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24
include/linux/audit.h
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@@ -193,7 +193,29 @@
#define AUDIT_COMPARE_FSUID_TO_OBJ_UID 8
#define AUDIT_COMPARE_FSGID_TO_OBJ_GID 9
#define AUDIT_MAX_FIELD_COMPARE AUDIT_COMPARE_FSGID_TO_OBJ_GID
#define AUDIT_COMPARE_UID_TO_AUID 10
#define AUDIT_COMPARE_UID_TO_EUID 11
#define AUDIT_COMPARE_UID_TO_FSUID 12
#define AUDIT_COMPARE_UID_TO_SUID 13
#define AUDIT_COMPARE_AUID_TO_FSUID 14
#define AUDIT_COMPARE_AUID_TO_SUID 15
#define AUDIT_COMPARE_AUID_TO_EUID 16
#define AUDIT_COMPARE_EUID_TO_SUID 17
#define AUDIT_COMPARE_EUID_TO_FSUID 18
#define AUDIT_COMPARE_SUID_TO_FSUID 19
#define AUDIT_COMPARE_GID_TO_EGID 20
#define AUDIT_COMPARE_GID_TO_FSGID 21
#define AUDIT_COMPARE_GID_TO_SGID 22
#define AUDIT_COMPARE_EGID_TO_FSGID 23
#define AUDIT_COMPARE_EGID_TO_SGID 24
#define AUDIT_COMPARE_SGID_TO_FSGID 25
#define AUDIT_MAX_FIELD_COMPARE AUDIT_COMPARE_SGID_TO_FSGID
/* Rule fields */
/* These are useful when checking the