| # Copyright 2018 The Chromium OS Authors. All rights reserved. |
| # Use of this source code is governed by a BSD-style license that can be |
| # found in the LICENSE file. |
| |
| # This file lists out the seccomp policy for allowed syscalls on arc-adbd. |
| |
| rt_sigaction: 1 |
| open: 1 |
| openat: 1 |
| # mmap2 should only be allowed in READ mode. |
| mmap2: arg2 in 0xfffffffb || arg2 in 0xfffffffd |
| close: 1 |
| read: 1 |
| fstat64: 1 |
| stat64: 1 |
| # mprotect should only be allowed in READ mode. |
| mprotect: arg2 in 0xfffffffb || arg2 in 0xfffffffd |
| write: 1 |
| getdents64: 1 |
| mkdir: 1 |
| munmap: 1 |
| brk: 1 |
| gettimeofday: 1 |
| rt_sigprocmask: 1 |
| access: 1 |
| _llseek: 1 |
| rename: 1 |
| # mknod should only be used to create FIFOs. |
| mknod: arg1 in 0x11ff |
| exit_group: 1 |
| unlink: 1 |
| lstat64: 1 |
| # Mount should only be called with MS_BIND or MS_NOSUID|MS_NODEV|MS_NOEXEC. |
| mount: arg3 == 0x1000 || arg3 == 0xe |
| chown32: 1 |
| restart_syscall: 1 |
| exit: 1 |
| rt_sigreturn: 1 |
| set_tid_address: 1 |
| symlink: 1 |
| tgkill: 1 |
| sendto: 1 |
| gettid:1 |
| futex:1 |
| |
| # For modprobe(8) |
| clone: 1 |
| execve: 1 |
| wait4: 1 |
| set_robust_list: 1 |
| dup2: 1 |
| ugetrlimit: 1 |
| prctl: arg0 == 0x26 |
| ARM_set_tls: 1 |
| uname: 1 |
| fstatat64: 1 |
| fcntl64: 1 |
| prlimit64: 1 |
| finit_module: 1 |
| |
| # For brillo::kLogToStderrIfTty. isatty(0) calls ioctl(0, TCGETS, *). |
| ioctl: arg0 == 0 && arg1 == TCGETS |
| getpid: 1 |
| |
| # For syslog /dev/log |
| socket: arg0 == AF_UNIX |
| connect: 1 |
