diff options
Diffstat (limited to '')
| -rw-r--r-- | tests/43-sim-a2_order.c | 132 |
1 files changed, 132 insertions, 0 deletions
diff --git a/tests/43-sim-a2_order.c b/tests/43-sim-a2_order.c new file mode 100644 index 0000000..89e6d11 --- /dev/null +++ b/tests/43-sim-a2_order.c @@ -0,0 +1,132 @@ +/** + * 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>. + */ + +#include <errno.h> +#include <unistd.h> + +#include <seccomp.h> + +#include "util.h" + +int main(int argc, char *argv[]) +{ + int rc; + struct util_options opts; + scmp_filter_ctx ctx = NULL; + + rc = util_getopt(argc, argv, &opts); + if (rc < 0) + goto out; + + ctx = seccomp_init(SCMP_ACT_KILL); + if (ctx == NULL) + return ENOMEM; + + /* note - a "hole" was intentionally left between 64 and 128. + * reads of this size should fall through to the default action - + * SCMP_ACT_KILL in this test's case. + */ + rc = seccomp_rule_add(ctx, SCMP_ACT_ALLOW, SCMP_SYS(read), 1, + SCMP_A2(SCMP_CMP_LE, 64)); + if (rc != 0) + goto out; + rc = seccomp_rule_add(ctx, SCMP_ACT_ERRNO(5), SCMP_SYS(read), 1, + SCMP_A2(SCMP_CMP_GT, 128)); + if (rc != 0) + goto out; + rc = seccomp_rule_add(ctx, SCMP_ACT_ERRNO(6), SCMP_SYS(read), 1, + SCMP_A2(SCMP_CMP_GT, 256)); + if (rc != 0) + goto out; + rc = seccomp_rule_add(ctx, SCMP_ACT_ERRNO(7), SCMP_SYS(read), 1, + SCMP_A2(SCMP_CMP_GT, 512)); + if (rc != 0) + goto out; + rc = seccomp_rule_add(ctx, SCMP_ACT_ERRNO(8), SCMP_SYS(read), 1, + SCMP_A2(SCMP_CMP_GT, 1024)); + if (rc != 0) + goto out; + rc = seccomp_rule_add(ctx, SCMP_ACT_ERRNO(9), SCMP_SYS(read), 1, + SCMP_A2(SCMP_CMP_GT, 2048)); + if (rc != 0) + goto out; + rc = seccomp_rule_add(ctx, SCMP_ACT_ERRNO(10), SCMP_SYS(read), 1, + SCMP_A2(SCMP_CMP_GT, 4096)); + if (rc != 0) + goto out; + rc = seccomp_rule_add(ctx, SCMP_ACT_ERRNO(11), SCMP_SYS(read), 1, + SCMP_A2(SCMP_CMP_GT, 8192)); + if (rc != 0) + goto out; + rc = seccomp_rule_add(ctx, SCMP_ACT_ERRNO(12), SCMP_SYS(read), 1, + SCMP_A2(SCMP_CMP_GT, 16384)); + if (rc != 0) + goto out; + + /* note - a "hole" was intentionally left between 16384 and 32768. + * writes of this size should fall through to the default action - + * SCMP_ACT_KILL in this test's case. + */ + rc = seccomp_rule_add(ctx, SCMP_ACT_ALLOW, SCMP_SYS(write), 1, + SCMP_A2(SCMP_CMP_GE, 32768)); + if (rc != 0) + goto out; + rc = seccomp_rule_add(ctx, SCMP_ACT_ERRNO(5), SCMP_SYS(write), 1, + SCMP_A2(SCMP_CMP_LT, 128)); + if (rc != 0) + goto out; + rc = seccomp_rule_add(ctx, SCMP_ACT_ERRNO(6), SCMP_SYS(write), 1, + SCMP_A2(SCMP_CMP_LT, 256)); + if (rc != 0) + goto out; + rc = seccomp_rule_add(ctx, SCMP_ACT_ERRNO(7), SCMP_SYS(write), 1, + SCMP_A2(SCMP_CMP_LT, 512)); + if (rc != 0) + goto out; + rc = seccomp_rule_add(ctx, SCMP_ACT_ERRNO(8), SCMP_SYS(write), 1, + SCMP_A2(SCMP_CMP_LT, 1024)); + if (rc != 0) + goto out; + rc = seccomp_rule_add(ctx, SCMP_ACT_ERRNO(9), SCMP_SYS(write), 1, + SCMP_A2(SCMP_CMP_LT, 2048)); + if (rc != 0) + goto out; + rc = seccomp_rule_add(ctx, SCMP_ACT_ERRNO(10), SCMP_SYS(write), 1, + SCMP_A2(SCMP_CMP_LT, 4096)); + if (rc != 0) + goto out; + rc = seccomp_rule_add(ctx, SCMP_ACT_ERRNO(11), SCMP_SYS(write), 1, + SCMP_A2(SCMP_CMP_LT, 8192)); + if (rc != 0) + goto out; + rc = seccomp_rule_add(ctx, SCMP_ACT_ERRNO(12), SCMP_SYS(write), 1, + SCMP_A2(SCMP_CMP_LT, 16384)); + if (rc != 0) + goto out; + + rc = util_filter_output(&opts, ctx); + if (rc) + goto out; + +out: + seccomp_release(ctx); + return (rc < 0 ? -rc : rc); +} |