| # Copyright 2023 The ChromiumOS Authors |
| # 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 Himax hx_util |
| # tool. The updater hx_util should only be used through minijail with |
| # these rules. |
| |
| # rseq should be first due to frequency and purpose to decrease nptl latency |
| rseq: 1 |
| |
| openat: 1 |
| newfstatat: 1 |
| getrandom: 1 |
| getdents64: 1 |
| fstat: 1 |
| close: 1 |
| mmap: arg2 in ~PROT_EXEC || arg2 in ~PROT_WRITE |
| mseal: 1 |
| # ioctl: |
| # I2C_FUNCS: 0x705 |
| # I2C_RDWR: 0x707 |
| # HIDIOCGFEATURE(256): 0xc1004807 |
| # HIDIOCGRAWINFO: 0x80084803 |
| ioctl: arg1 == 0x705 || arg1 == 0x707 || arg1 == 0xc1004807 || \ |
| arg1 == 0x80084803 |
| mprotect: arg2 in ~PROT_EXEC || arg2 in ~PROT_WRITE |
| brk: 1 |
| execve: 1 |
| faccessat: 1 |
| fstatfs: 1 |
| read: 1 |
| rt_sigaction: 1 |
| munmap: 1 |
| set_tid_address: 1 |
| set_robust_list: 1 |
| rt_sigprocmask: 1 |
| prlimit64: 1 |
| write: 1 |
| exit_group: 1 |
| restart_syscall: 1 |
| exit: 1 |
| rt_sigreturn: 1 |
| uname: 1 |
| gettid: 1 |
