scno_tampering.sh revision 77c3ff8e0644f1e120e4b2ebc7222150b0446f3b
1fe17456d5e528078ce69b5f15cf7adf1fab963fandroid-build-team Robot#!/bin/sh 2fe17456d5e528078ce69b5f15cf7adf1fab963fandroid-build-team Robot# 3fe17456d5e528078ce69b5f15cf7adf1fab963fandroid-build-team Robot# Skip the test if arch+kernel combination is not supported. 4fe17456d5e528078ce69b5f15cf7adf1fab963fandroid-build-team Robot# 5fe17456d5e528078ce69b5f15cf7adf1fab963fandroid-build-team Robot# Copyright (c) 2016 Dmitry V. Levin <ldv@altlinux.org> 6fe17456d5e528078ce69b5f15cf7adf1fab963fandroid-build-team Robot# Copyright (c) 2016-2017 The strace developers. 7fe17456d5e528078ce69b5f15cf7adf1fab963fandroid-build-team Robot# All rights reserved. 8fe17456d5e528078ce69b5f15cf7adf1fab963fandroid-build-team Robot# 9fe17456d5e528078ce69b5f15cf7adf1fab963fandroid-build-team Robot# Redistribution and use in source and binary forms, with or without 10fe17456d5e528078ce69b5f15cf7adf1fab963fandroid-build-team Robot# modification, are permitted provided that the following conditions 11fe17456d5e528078ce69b5f15cf7adf1fab963fandroid-build-team Robot# are met: 12fe17456d5e528078ce69b5f15cf7adf1fab963fandroid-build-team Robot# 1. Redistributions of source code must retain the above copyright 13fe17456d5e528078ce69b5f15cf7adf1fab963fandroid-build-team Robot# notice, this list of conditions and the following disclaimer. 14fe17456d5e528078ce69b5f15cf7adf1fab963fandroid-build-team Robot# 2. Redistributions in binary form must reproduce the above copyright 15fe17456d5e528078ce69b5f15cf7adf1fab963fandroid-build-team Robot# notice, this list of conditions and the following disclaimer in the 16fe17456d5e528078ce69b5f15cf7adf1fab963fandroid-build-team Robot# documentation and/or other materials provided with the distribution. 17fe17456d5e528078ce69b5f15cf7adf1fab963fandroid-build-team Robot# 3. The name of the author may not be used to endorse or promote products 18fe17456d5e528078ce69b5f15cf7adf1fab963fandroid-build-team Robot# derived from this software without specific prior written permission. 19fe17456d5e528078ce69b5f15cf7adf1fab963fandroid-build-team Robot# 20fe17456d5e528078ce69b5f15cf7adf1fab963fandroid-build-team Robot# THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR 21fe17456d5e528078ce69b5f15cf7adf1fab963fandroid-build-team Robot# IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 22fe17456d5e528078ce69b5f15cf7adf1fab963fandroid-build-team Robot# OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 23fe17456d5e528078ce69b5f15cf7adf1fab963fandroid-build-team Robot# IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, 24fe17456d5e528078ce69b5f15cf7adf1fab963fandroid-build-team Robot# INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 25fe17456d5e528078ce69b5f15cf7adf1fab963fandroid-build-team Robot# NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 26fe17456d5e528078ce69b5f15cf7adf1fab963fandroid-build-team Robot# DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 27fe17456d5e528078ce69b5f15cf7adf1fab963fandroid-build-team Robot# THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 28fe17456d5e528078ce69b5f15cf7adf1fab963fandroid-build-team Robot# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 29fe17456d5e528078ce69b5f15cf7adf1fab963fandroid-build-team Robot# THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 30fe17456d5e528078ce69b5f15cf7adf1fab963fandroid-build-team Robot 31fe17456d5e528078ce69b5f15cf7adf1fab963fandroid-build-team Robot. "${srcdir=.}/init.sh" 32fe17456d5e528078ce69b5f15cf7adf1fab963fandroid-build-team Robot 33fe17456d5e528078ce69b5f15cf7adf1fab963fandroid-build-team Robotuname_r="$(uname -r)" 34fe17456d5e528078ce69b5f15cf7adf1fab963fandroid-build-team Robotcase "$STRACE_ARCH" in 35fe17456d5e528078ce69b5f15cf7adf1fab963fandroid-build-team Robot arm) 36fe17456d5e528078ce69b5f15cf7adf1fab963fandroid-build-team Robot # PTRACE_SET_SYSCALL is supported by linux kernel 37fe17456d5e528078ce69b5f15cf7adf1fab963fandroid-build-team Robot # starting with commit v2.6.16-rc1~107^2. 38fe17456d5e528078ce69b5f15cf7adf1fab963fandroid-build-team Robot require_min_kernel_version_or_skip 2.6.16 ;; 39fe17456d5e528078ce69b5f15cf7adf1fab963fandroid-build-team Robot aarch64) 40fe17456d5e528078ce69b5f15cf7adf1fab963fandroid-build-team Robot # NT_ARM_SYSTEM_CALL regset is supported by linux kernel 41fe17456d5e528078ce69b5f15cf7adf1fab963fandroid-build-team Robot # starting with commit v3.19-rc1~59^2~16. 42fe17456d5e528078ce69b5f15cf7adf1fab963fandroid-build-team Robot require_min_kernel_version_or_skip 3.19 ;; 43fe17456d5e528078ce69b5f15cf7adf1fab963fandroid-build-team Robot hppa) 44fe17456d5e528078ce69b5f15cf7adf1fab963fandroid-build-team Robot # Syscall number and return value modification did not work 45fe17456d5e528078ce69b5f15cf7adf1fab963fandroid-build-team Robot # properly before commit v4.5-rc7~31^2~1. 46fe17456d5e528078ce69b5f15cf7adf1fab963fandroid-build-team Robot require_min_kernel_version_or_skip 4.5 ;; 47fe17456d5e528078ce69b5f15cf7adf1fab963fandroid-build-team Robot sparc*) 48fe17456d5e528078ce69b5f15cf7adf1fab963fandroid-build-team Robot # Reloading the syscall number from %g1 register is supported 49fe17456d5e528078ce69b5f15cf7adf1fab963fandroid-build-team Robot # by linux kernel starting with commit v4.5-rc7~35^2~3. 50fe17456d5e528078ce69b5f15cf7adf1fab963fandroid-build-team Robot require_min_kernel_version_or_skip 4.5 ;; 51fe17456d5e528078ce69b5f15cf7adf1fab963fandroid-build-team Robot mips) 52fe17456d5e528078ce69b5f15cf7adf1fab963fandroid-build-team Robot # Only the native ABI is supported by the kernel properly, see 53fe17456d5e528078ce69b5f15cf7adf1fab963fandroid-build-team Robot # https://sourceforge.net/p/strace/mailman/message/35587571/ 54fe17456d5e528078ce69b5f15cf7adf1fab963fandroid-build-team Robot msg_prefix="mips $MIPS_ABI scno tampering does not work" 55fe17456d5e528078ce69b5f15cf7adf1fab963fandroid-build-team Robot uname_m="$(uname -m)" 56fe17456d5e528078ce69b5f15cf7adf1fab963fandroid-build-team Robot case "$MIPS_ABI:$uname_m" in 57fe17456d5e528078ce69b5f15cf7adf1fab963fandroid-build-team Robot n64:mips64) ;; 58fe17456d5e528078ce69b5f15cf7adf1fab963fandroid-build-team Robot o32:mips) 59fe17456d5e528078ce69b5f15cf7adf1fab963fandroid-build-team Robot # is it really mips32? 60fe17456d5e528078ce69b5f15cf7adf1fab963fandroid-build-team Robot if ../is_linux_mips_n64; then 61fe17456d5e528078ce69b5f15cf7adf1fab963fandroid-build-team Robot skip_ "$msg_prefix on mips n64 yet" 62fe17456d5e528078ce69b5f15cf7adf1fab963fandroid-build-team Robot fi 63fe17456d5e528078ce69b5f15cf7adf1fab963fandroid-build-team Robot ;; 64fe17456d5e528078ce69b5f15cf7adf1fab963fandroid-build-team Robot *) skip_ "$msg_prefix on $uname_m yet" ;; 65fe17456d5e528078ce69b5f15cf7adf1fab963fandroid-build-team Robot esac ;; 66fe17456d5e528078ce69b5f15cf7adf1fab963fandroid-build-team Robotesac 67fe17456d5e528078ce69b5f15cf7adf1fab963fandroid-build-team Robot