eclair: use snprintf instead of sprintf to prevent buffer-overrun

Change-Id: I2a27cffe303201e1738f115258f6e02058dbc63d
Refs: #1356
Fujitsu: POSTK_DEBUG_ARCH_DEP_38

test/issues/1356/C1356.sh

@@ -0,0 +1,135 @@
+#!/bin/sh
+
+USELTP=0
+USEOSTEST=0
+
+BOOTPARAM="-c 1-7-m 10G@0,10G@1 -O"
+. ../../common.sh
+
+issue=1356
+tid=01
+
+arch=`uname -p`
+
+if [ "${arch}" == "x86_64" ]; then
+	ARCHDIR="smp-x86"
+elif [ "${arch}" == "aarch64" ]; then
+	ARCHDIR="smp-arm64"
+else
+	echo "Not supported architecture."
+	exit 1
+fi
+
+ECLAIR=${BIN}/eclair
+MCKDUMP=/tmp/issue${issue}_mckdump
+MCKIMG=${BIN}/../${ARCHDIR}/kernel/mckernel.img
+LOG=./C${issue}_eclair.txt
+
+# dump mckdump
+sleep 1
+echo "** Dump Mckernel-dump"
+sudo ${IHKOSCTL} 0 dump -d 24 ${MCKDUMP}
+sleep 1
+echo "** DONE ${MCKDUMP}"
+
+echo ""
+echo "***** Result of eclair ************************"
+expect -c "
+set timeout 20
+spawn ${ECLAIR} -d ${MCKDUMP} -k ${MCKIMG} -l
+
+expect \"(eclair)\"
+send \"set pagination 0\n\"
+
+expect \"(eclair)\"
+send \"info threads\n\"
+
+expect \"(eclair)\"
+send \"thread 3\n\"
+
+expect \"(eclair)\"
+send \"info register\n\"
+
+expect \"(eclair)\"
+send \"bt\n\"
+
+expect \"(eclair)\"
+send \"quit\n\
+
+" | tee ./${LOG}
+
+tname=`printf "C${issue}T%02d" ${tid}`
+echo "*** ${tname} start *******************************"
+echo "** Check reading symbols"
+grep -o "Reading symbols.*mckernel.img...done." ${LOG}
+if [ $? -eq 0 ]; then
+    echo "*** ${tname} PASSED ******************************"
+else
+    echo "*** ${tname} FAILED ******************************"
+fi
+let tid++
+echo ""
+
+tname=`printf "C${issue}T%02d" ${tid}`
+echo "*** ${tname} start *******************************"
+echo "** Check detected number of cpus"
+expect_num=`${IHKOSCTL} 0 kmsg | grep "# of cpus" | cut -d " " -f 7`
+cat ${LOG} | awk '/info threads/,/thread 3/' > ${tname}.txt
+thread_num=`cat ${tname}.txt | grep "New Thread" | wc -l`
+cpu_num=$(( $thread_num + 1 ))
+
+echo "** CPU_NUM: ${cpu_num}  (expected ${expect_num})"
+
+if [ ${cpu_num} -eq ${expect_num} ]; then
+    echo "*** ${tname} PASSED ******************************"
+else
+    echo "*** ${tname} FAILED ******************************"
+fi
+let tid++
+echo ""
+
+tname=`printf "C${issue}T%02d" ${tid}`
+echo "*** ${tname} start *******************************"
+echo "** Check switch thread"
+cat ${LOG} | awk '/thread 3/,/info register/' > ${tname}.txt
+
+grep "Switching to thread" ./${tname}.txt
+
+if [ $? -eq 0 ]; then
+    echo "*** ${tname} PASSED ******************************"
+else
+    echo "*** ${tname} FAILED ******************************"
+fi
+let tid++
+echo ""
+
+tname=`printf "C${issue}T%02d" ${tid}`
+echo "*** ${tname} start *******************************"
+echo "** Check info register"
+cat ${LOG} | awk '/info register/,/bt/' > ${tname}.txt
+
+grep "rip.*cpu_safe_halt.*" ./${tname}.txt
+
+if [ $? -eq 0 ]; then
+    echo "*** ${tname} PASSED ******************************"
+else
+    echo "*** ${tname} FAILED ******************************"
+fi
+let tid++
+echo ""
+
+tname=`printf "C${issue}T%02d" ${tid}`
+echo "*** ${tname} start *******************************"
+echo "** Check back trace"
+cat ${LOG} | awk '/bt/,/EOF/' > ${tname}.txt
+
+grep "cpu_safe_halt" ./${tname}.txt
+
+if [ $? -eq 0 ]; then
+    echo "*** ${tname} PASSED ******************************"
+else
+    echo "*** ${tname} FAILED ******************************"
+fi
+let tid++
+echo ""
+