1*cf84ac9aSAndroid Build Coastguard Worker#!/bin/sh 2*cf84ac9aSAndroid Build Coastguard Worker# 3*cf84ac9aSAndroid Build Coastguard Worker# Check mmap/mmap2, madvise, mlockall, mprotect, mremap, msync, and munmap 4*cf84ac9aSAndroid Build Coastguard Worker# syscalls decoding. 5*cf84ac9aSAndroid Build Coastguard Worker# 6*cf84ac9aSAndroid Build Coastguard Worker# Copyright (c) 2015-2016 Dmitry V. Levin <[email protected]> 7*cf84ac9aSAndroid Build Coastguard Worker# Copyright (c) 2015-2018 The strace developers. 8*cf84ac9aSAndroid Build Coastguard Worker# All rights reserved. 9*cf84ac9aSAndroid Build Coastguard Worker# 10*cf84ac9aSAndroid Build Coastguard Worker# Redistribution and use in source and binary forms, with or without 11*cf84ac9aSAndroid Build Coastguard Worker# modification, are permitted provided that the following conditions 12*cf84ac9aSAndroid Build Coastguard Worker# are met: 13*cf84ac9aSAndroid Build Coastguard Worker# 1. Redistributions of source code must retain the above copyright 14*cf84ac9aSAndroid Build Coastguard Worker# notice, this list of conditions and the following disclaimer. 15*cf84ac9aSAndroid Build Coastguard Worker# 2. Redistributions in binary form must reproduce the above copyright 16*cf84ac9aSAndroid Build Coastguard Worker# notice, this list of conditions and the following disclaimer in the 17*cf84ac9aSAndroid Build Coastguard Worker# documentation and/or other materials provided with the distribution. 18*cf84ac9aSAndroid Build Coastguard Worker# 3. The name of the author may not be used to endorse or promote products 19*cf84ac9aSAndroid Build Coastguard Worker# derived from this software without specific prior written permission. 20*cf84ac9aSAndroid Build Coastguard Worker# 21*cf84ac9aSAndroid Build Coastguard Worker# THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR 22*cf84ac9aSAndroid Build Coastguard Worker# IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 23*cf84ac9aSAndroid Build Coastguard Worker# OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 24*cf84ac9aSAndroid Build Coastguard Worker# IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, 25*cf84ac9aSAndroid Build Coastguard Worker# INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 26*cf84ac9aSAndroid Build Coastguard Worker# NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 27*cf84ac9aSAndroid Build Coastguard Worker# DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 28*cf84ac9aSAndroid Build Coastguard Worker# THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 29*cf84ac9aSAndroid Build Coastguard Worker# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 30*cf84ac9aSAndroid Build Coastguard Worker# THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 31*cf84ac9aSAndroid Build Coastguard Worker 32*cf84ac9aSAndroid Build Coastguard Worker. "${srcdir=.}/init.sh" 33*cf84ac9aSAndroid Build Coastguard Worker 34*cf84ac9aSAndroid Build Coastguard Workercheck_prog grep 35*cf84ac9aSAndroid Build Coastguard Workercheck_prog sed 36*cf84ac9aSAndroid Build Coastguard Workerrun_prog > /dev/null 37*cf84ac9aSAndroid Build Coastguard Worker 38*cf84ac9aSAndroid Build Coastguard Workerxlat_opt="" 39*cf84ac9aSAndroid Build Coastguard Worker[ "$#" -gt 0 ] && xlat_opt="-X$1" 40*cf84ac9aSAndroid Build Coastguard Workeralign=20 41*cf84ac9aSAndroid Build Coastguard Worker[ "$#" -gt 1 ] && align="$2" 42*cf84ac9aSAndroid Build Coastguard Worker 43*cf84ac9aSAndroid Build Coastguard Workersyscall= 44*cf84ac9aSAndroid Build Coastguard Workerfor n in mmap mmap2; do 45*cf84ac9aSAndroid Build Coastguard Worker $STRACE -e$n -h > /dev/null && syscall=$syscall,$n 46*cf84ac9aSAndroid Build Coastguard Workerdone 47*cf84ac9aSAndroid Build Coastguard Workerrun_strace -e$syscall $args > /dev/null 48*cf84ac9aSAndroid Build Coastguard Worker 49*cf84ac9aSAndroid Build Coastguard Workerif grep '^mmap(NULL, 0, \(0 /* PROT_NONE */\|0\|PROT_NONE\),' < "$LOG" > /dev/null; then 50*cf84ac9aSAndroid Build Coastguard Worker mmap=mmap 51*cf84ac9aSAndroid Build Coastguard Workerelif grep '^mmap2(NULL, 0, \(0 \/\* PROT_NONE \*\/\|0\|PROT_NONE\),' < "$LOG" > /dev/null; then 52*cf84ac9aSAndroid Build Coastguard Worker mmap=mmap2 53*cf84ac9aSAndroid Build Coastguard Workerelse 54*cf84ac9aSAndroid Build Coastguard Worker dump_log_and_fail_with "mmap/mmap2 not found in $STRACE $args output" 55*cf84ac9aSAndroid Build Coastguard Workerfi 56*cf84ac9aSAndroid Build Coastguard Worker 57*cf84ac9aSAndroid Build Coastguard Workersyscall=$mmap,madvise,mlockall,mprotect,mremap,msync,munmap 58*cf84ac9aSAndroid Build Coastguard Worker 59*cf84ac9aSAndroid Build Coastguard Workerrun_prog "../$NAME" $mmap > /dev/null 60*cf84ac9aSAndroid Build Coastguard Workerrun_strace -a$align -e$syscall $xlat_opt $args > "$EXP" 61*cf84ac9aSAndroid Build Coastguard Workersed -n "/^$mmap(NULL, 0, \(0 \/\* PROT_NONE \*\/\|0\|PROT_NONE\),/,\$p" < "$LOG" > "$OUT" 62*cf84ac9aSAndroid Build Coastguard Workermatch_diff "$OUT" "$EXP" 63