| # Copyright 2019 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 the syscalls used by the Synaptics touch FW |
| # updater tool rmi4update when querying a device to see what its current |
| # FW version is. To actually perform an update, more syscalls are needed |
| # and are supplied in a different policy file. |
| # rseq should be first due to frequency and purpose to decrease nptl latency |
| rseq: 1 |
| |
| openat: 1 |
| mmap: arg2 in ~PROT_EXEC || arg2 in ~PROT_WRITE |
| mseal: 1 |
| mprotect: arg2 in ~PROT_EXEC || arg2 in ~PROT_WRITE |
| write: 1 |
| newfstatat: 1 |
| getrandom: arg2 in ~GRND_RANDOM |
| fstat: 1 |
| close: 1 |
| brk: 1 |
| # TODO: filter ioctl. |
| ioctl: 1 |
| exit_group: 1 |
| restart_syscall: 1 |
| # TODO (b/315515591): Remove execve from allow list after we have tests to |
| # ensure no regression. |
| execve: 1 |
| munmap: 1 |
| read: 1 |
| faccessat: 1 |
| faccessat2: 1 |
| exit: 1 |
| rt_sigreturn: 1 |
| fstatfs: 1 |
| set_tid_address: 1 |
| uname: 1 |
| set_robust_list: 1 |
| readlinkat: 1 |
| pselect6: 1 |
| getdents64: 1 |
| lseek: 1 |
| clock_nanosleep: 1 |
| prlimit64: 1 |
| inotify_init1: 1 |
| inotify_add_watch: 1 |
| gettid: 1 |
| clock_gettime: 1 |
