1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
|
#!/usr/bin/env python
#
# Seccomp Library test program
#
# Copyright (c) 2018 Oracle and/or its affiliates. All rights reserved.
# Author: Tom Hromatka <tom.hromatka@oracle.com>
#
#
# This library is free software; you can redistribute it and/or modify it
# under the terms of version 2.1 of the GNU Lesser General Public License as
# published by the Free Software Foundation.
#
# This library is distributed in the hope that it will be useful, but WITHOUT
# ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
# FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License
# for more details.
#
# You should have received a copy of the GNU Lesser General Public License
# along with this library; if not, see <http://www.gnu.org/licenses>.
#
import argparse
import sys
import util
from seccomp import *
table = [
{"syscall": "read", "error": 0, "arg_cnt": 0 },
{"syscall": "write", "error": 1, "arg_cnt": 0 },
{"syscall": "open", "error": 2, "arg_cnt": 0 },
{"syscall": "close", "error": 3, "arg_cnt": 2, "arg1": 100, "arg2": 101 },
{"syscall": "stat", "error": 4, "arg_cnt": 0 },
{"syscall": "fstat", "error": 5, "arg_cnt": 0 },
{"syscall": "lstat", "error": 6, "arg_cnt": 0 },
{"syscall": "poll", "error": 7, "arg_cnt": 1, "arg1": 102 },
{"syscall": "lseek", "error": 8, "arg_cnt": 2, "arg1": 103, "arg2": 104 },
{"syscall": "mmap", "error": 9, "arg_cnt": 0 },
{"syscall": "mprotect", "error": 10, "arg_cnt": 0 },
{"syscall": "munmap", "error": 11, "arg_cnt": 0 },
{"syscall": "brk", "error": 12, "arg_cnt": 0 },
{"syscall": "rt_sigaction", "error": 13, "arg_cnt": 0 },
{"syscall": "rt_sigprocmask", "error": 14, "arg_cnt": 0 },
{"syscall": "rt_sigreturn", "error": 15, "arg_cnt": 0 },
{"syscall": "ioctl", "error": 16, "arg_cnt": 0 },
{"syscall": "pread64", "error": 17, "arg_cnt": 1, "arg1": 105 },
{"syscall": "pwrite64", "error": 18, "arg_cnt": 0 },
{"syscall": "readv", "error": 19, "arg_cnt": 0 },
{"syscall": "writev", "error": 20, "arg_cnt": 0 },
{"syscall": "access", "error": 21, "arg_cnt": 0 },
{"syscall": "pipe", "error": 22, "arg_cnt": 0 },
{"syscall": "select", "error": 23, "arg_cnt": 2, "arg1": 106, "arg2": 107 },
{"syscall": "sched_yield", "error": 24, "arg_cnt": 0 },
{"syscall": "mremap", "error": 25, "arg_cnt": 2, "arg1": 108, "arg2": 109 },
{"syscall": "msync", "error": 26, "arg_cnt": 0 },
{"syscall": "mincore", "error": 27, "arg_cnt": 0 },
{"syscall": "madvise", "error": 28, "arg_cnt": 0 },
{"syscall": "dup", "error": 32, "arg_cnt": 1, "arg1": 112 },
{"syscall": "dup2", "error": 33, "arg_cnt": 0 },
{"syscall": "pause", "error": 34, "arg_cnt": 0 },
{"syscall": "nanosleep", "error": 35, "arg_cnt": 0 },
{"syscall": "getitimer", "error": 36, "arg_cnt": 0 },
{"syscall": "alarm", "error": 37, "arg_cnt": 0 },
]
def test(args):
f = SyscallFilter(ALLOW)
f.set_attr(Attr.CTL_OPTIMIZE, 2)
f.remove_arch(Arch())
f.add_arch(Arch("aarch64"))
f.add_arch(Arch("loongarch64"))
f.add_arch(Arch("ppc64le"))
f.add_arch(Arch("x86_64"))
for entry in table:
if entry["arg_cnt"] == 2:
f.add_rule(ERRNO(entry["error"]), entry["syscall"],
Arg(0, EQ, entry["arg1"]),
Arg(1, EQ, entry["arg2"]))
elif entry["arg_cnt"] == 1:
f.add_rule(ERRNO(entry["error"]), entry["syscall"],
Arg(0, EQ, entry["arg1"]))
else:
f.add_rule(ERRNO(entry["error"]), entry["syscall"])
return f
args = util.get_opt()
ctx = test(args)
util.filter_output(args, ctx)
# kate: syntax python;
# kate: indent-mode python; space-indent on; indent-width 4; mixedindent off;
|
