# # pseudo filter code start # # filter for arch x86_64 (3221225534) if ($arch == 3221225534) # filter for syscall "exit" (60) [priority: 65535] if ($syscall == 60) action TRACE(1); # filter for syscall "close" (3) [priority: 65535] if ($syscall == 3) action ERRNO(1); # filter for syscall "open" (2) [priority: 65535] if ($syscall == 2) action KILL; # filter for syscall "write" (1) [priority: 65529] if ($syscall == 1) if ($a0.hi32 == 0) if ($a0.lo32 == 0) else if ($a1.hi32 >= 0) if ($a1.lo32 > 1) else if ($a2.hi32 >= 0) if ($a2.lo32 >= 2) else action TRAP; else action TRAP; else if ($a2.hi32 >= 0) if ($a2.lo32 >= 2) else action TRAP; else action TRAP; else if ($a1.hi32 >= 0) if ($a1.lo32 > 1) else if ($a2.hi32 >= 0) if ($a2.lo32 >= 2) else action TRAP; else action TRAP; else if ($a2.hi32 >= 0) if ($a2.lo32 >= 2) else action TRAP; else action TRAP; # filter for syscall "read" (0) [priority: 65527] if ($syscall == 0) if ($a0.hi32 == 0) if ($a0.lo32 == 0) if ($a1.hi32 >= 0) if ($a1.lo32 >= 1) if ($a2.hi32 >= 0) if ($a2.lo32 > 2) if ($a3.hi32 & 0x00000000 == 0) if ($a3.lo32 & 0x0000000f == 3) action KILL; # default action action ALLOW; # filter for arch x86 (1073741827) if ($arch == 1073741827) # filter for syscall "close" (6) [priority: 65535] if ($syscall == 6) action ERRNO(1); # filter for syscall "open" (5) [priority: 65535] if ($syscall == 5) action KILL; # filter for syscall "exit" (1) [priority: 65535] if ($syscall == 1) action TRACE(1); # filter for syscall "write" (4) [priority: 65532] if ($syscall == 4) if ($a0 == 0) else if ($a1 > 1) else if ($a2 >= 2) else action TRAP; # filter for syscall "read" (3) [priority: 65531] if ($syscall == 3) if ($a0 == 0) if ($a1 >= 1) if ($a2 > 2) if ($a3 & 0x0000000f == 3) action KILL; # default action action ALLOW; # invalid architecture action action KILL; # # pseudo filter code end #