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Mlock.

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This commit is contained in:
Manuel Amador (Rudd-O) 2022-08-18 12:17:23 +00:00
parent 93d9f150cd
commit 48613008a5
1 changed files with 12 additions and 0 deletions
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12
bin/qvm-pass
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@ -1,5 +1,6 @@
#!/usr/bin/python3 -u
import ctypes
import argparse
import base64
import getpass
@ -368,9 +369,20 @@ def pass_manage(*args, **kwargs):
return send_args(PASS_MANAGE, *args, **kwargs)
def mlockall():
MCL_CURRENT = 1
MCL_FUTURE = 2
libc = ctypes.CDLL("libc.so.6", use_errno=True)
result = libc.mlockall(MCL_CURRENT | MCL_FUTURE)
if result != 0:
raise Exception("cannot lock memmory, errno=%s" % ctypes.get_errno())
# -------------------- Begin ----------------------
mlockall()
arguments = sys.argv[1:]
if "--help" in arguments or "-h" in arguments or "-?" in arguments:
parser_for_subcommands.parse_known_args(arguments)