/* * Check decoding of prctl PR_CAP_AMBIENT operations. * * Copyright (c) 2021 The strace developers. * All rights reserved. * * SPDX-License-Identifier: GPL-2.0-or-later */ #include "tests.h" #include "scno.h" #include <stdio.h> #include <unistd.h> #include <linux/prctl.h> #include <linux/capability.h> int main(void) { long rc; prctl_marker(); rc = syscall(__NR_prctl, PR_CAP_AMBIENT, PR_CAP_AMBIENT_RAISE, CAP_NET_RAW, 0, 0); printf("prctl(PR_CAP_AMBIENT, PR_CAP_AMBIENT_RAISE, CAP_NET_RAW, 0, 0) = %s\n", sprintrc(rc)); rc = syscall(__NR_prctl, PR_CAP_AMBIENT, PR_CAP_AMBIENT_RAISE, CAP_AUDIT_CONTROL, 0, 0); printf("prctl(PR_CAP_AMBIENT, PR_CAP_AMBIENT_RAISE, CAP_AUDIT_CONTROL, 0, 0) = %s\n", sprintrc(rc)); rc = syscall(__NR_prctl, PR_CAP_AMBIENT, PR_CAP_AMBIENT_RAISE, 0xff, 0, 0); printf("prctl(PR_CAP_AMBIENT, PR_CAP_AMBIENT_RAISE, 0xff /* CAP_??? */, 0, 0) = %s\n", sprintrc(rc)); rc = syscall(__NR_prctl, PR_CAP_AMBIENT, PR_CAP_AMBIENT_LOWER, CAP_NET_RAW, 0, 0); printf("prctl(PR_CAP_AMBIENT, PR_CAP_AMBIENT_LOWER, CAP_NET_RAW, 0, 0) = %s\n", sprintrc(rc)); rc = syscall(__NR_prctl, PR_CAP_AMBIENT, PR_CAP_AMBIENT_LOWER, CAP_KILL, 0, 0); printf("prctl(PR_CAP_AMBIENT, PR_CAP_AMBIENT_LOWER, CAP_KILL, 0, 0) = %s\n", sprintrc(rc)); rc = syscall(__NR_prctl, PR_CAP_AMBIENT, PR_CAP_AMBIENT_LOWER, 0xff, 0, 0); printf("prctl(PR_CAP_AMBIENT, PR_CAP_AMBIENT_LOWER, 0xff /* CAP_??? */, 0, 0) = %s\n", sprintrc(rc)); rc = syscall(__NR_prctl, PR_CAP_AMBIENT, PR_CAP_AMBIENT_IS_SET, CAP_NET_RAW, 0, 0); printf("prctl(PR_CAP_AMBIENT, PR_CAP_AMBIENT_IS_SET, CAP_NET_RAW, 0, 0) = %s\n", sprintrc(rc)); rc = syscall(__NR_prctl, PR_CAP_AMBIENT, PR_CAP_AMBIENT_IS_SET, CAP_AUDIT_CONTROL, 0, 0); printf("prctl(PR_CAP_AMBIENT, PR_CAP_AMBIENT_IS_SET, CAP_AUDIT_CONTROL, 0, 0) = %s\n", sprintrc(rc)); rc = syscall(__NR_prctl, PR_CAP_AMBIENT, PR_CAP_AMBIENT_IS_SET, 0xff, 0, 0); printf("prctl(PR_CAP_AMBIENT, PR_CAP_AMBIENT_IS_SET, 0xff /* CAP_??? */, 0, 0) = %s\n", sprintrc(rc)); rc = syscall(__NR_prctl, PR_CAP_AMBIENT, PR_CAP_AMBIENT_CLEAR_ALL, 0, 0, 0); printf("prctl(PR_CAP_AMBIENT, PR_CAP_AMBIENT_CLEAR_ALL, 0, 0, 0) = %s\n", sprintrc(rc)); rc = syscall(__NR_prctl, PR_CAP_AMBIENT, 0xff, 0xaaaa, 0, 0); printf("prctl(PR_CAP_AMBIENT, 0xff /* PR_CAP_AMBIENT_??? */, 0xaaaa, 0, 0) = %s\n", sprintrc(rc)); rc = syscall(__NR_prctl, PR_CAP_AMBIENT, 0xff, 0xaaaa, 0xbbbb, 0xcccc); printf("prctl(PR_CAP_AMBIENT, 0xff /* PR_CAP_AMBIENT_??? */, 0xaaaa, 0xbbbb, 0xcccc) = %s\n", sprintrc(rc)); puts("+++ exited with 0 +++"); return 0; }