2 * Seccomp Library test program
4 * Copyright IBM Corp. 2012
5 * Author: Ashley Lai <adlai@us.ibm.com>
9 * This library is free software; you can redistribute it and/or modify it
10 * under the terms of version 2.1 of the GNU Lesser General Public License as
11 * published by the Free Software Foundation.
13 * This library is distributed in the hope that it will be useful, but WITHOUT
14 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
15 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License
18 * You should have received a copy of the GNU Lesser General Public License
19 * along with this library; if not, see <http://www.gnu.org/licenses>.
29 int main(int argc
, char *argv
[])
32 struct util_options opts
;
33 scmp_filter_ctx ctx
= NULL
;
35 rc
= util_getopt(argc
, argv
, &opts
);
39 ctx
= seccomp_init(SCMP_ACT_KILL
);
43 /* The next three seccomp_rule_add_exact() calls for read must
44 * go together in this order to catch an infinite loop. */
46 rc
= seccomp_rule_add_exact(ctx
, SCMP_ACT_ALLOW
, SCMP_SYS(read
), 1,
47 SCMP_A0(SCMP_CMP_EQ
, STDOUT_FILENO
));
51 rc
= seccomp_rule_add_exact(ctx
, SCMP_ACT_ALLOW
, SCMP_SYS(read
), 1,
52 SCMP_A1(SCMP_CMP_EQ
, 0x0));
56 rc
= seccomp_rule_add_exact(ctx
, SCMP_ACT_ALLOW
, SCMP_SYS(read
), 1,
57 SCMP_A0(SCMP_CMP_EQ
, STDIN_FILENO
));
61 rc
= util_filter_output(&opts
, ctx
);
67 return (rc
< 0 ? -rc
: rc
);
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