| # Copyright 2019 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. |
| |
| # These seccomp rules specify only the syscalls used by the EMRight FW updater |
| # tool. The updater EMRight_FWupdate should only be used through minijail with |
| # these rules. |
| |
| # TODO: replace "ioctl: 1" with arg1 list when seccomp support bytecode filter. |
| # Because we encode buffer size in the arg1, so it's hard to list all the arg |
| # values use in the updater code, you can fix it in the future. |
| # All the values of arg1 are generate by macros HIDIOCSFEATURE(size) and |
| # HIDIOCGFEATURE(size) defined at linux/hidraw.h. |
| arch_prctl: arg0 == 0x1002 |
| pipe2: 1 |
| wait4: 1 |
| restart_syscall: 1 |
| rt_sigreturn: 1 |
| exit: 1 |
| exit_group: 1 |
| select: 1 |
| pselect6: 1 |
| brk: 1 |
| fcntl: 1 |
| open: 1 |
| close: 1 |
| read: 1 |
| write: 1 |
| ioctl: 1 |
| stat: 1 |
| fstat: 1 |
| newfstatat: 1 |
| lseek: 1 |
| readlink: 1 |
| unlink: 1 |
| access: 1 |
| uname: 1 |
| getdents: 1 |
| getdents64: 1 |
| time: 1 |
| gettimeofday: 1 |
| openat: 1 |
| dup2: 1 |
| mmap: arg2 in ~PROT_EXEC || arg2 in ~PROT_WRITE |
| mprotect: arg2 in ~PROT_EXEC || arg2 in ~PROT_WRITE |
| rt_sigaction: 1 |
| nanosleep: 1 |
| clock_nanosleep: 1 |
| set_robust_list: 1 |
| munmap: 1 |
| rt_sigprocmask: 1 |
| prlimit64: 1 |
| set_tid_address: 1 |
| getpid: 1 |
| geteuid: 1 |
| getppid: 1 |
| fstatfs: 1 |
