Add fixed map functional tests

test/bc.fixed_map/test_bc.sh

+export AFL_TIMEOUT=15
+export LD_LIBRARY_PATH=$LD_LIBRARY_PATH:$SECURITY_TRANSFORMS_HOME/lib/:. 
+
+user=$(whoami)
+session=/tmp/tmp.${user}.zafl.bc.fixed_map.$$
+
+cleanup()
+{
+	rm -fr $session
+}
+
+log_error()
+{
+	echo "TEST FAIL: $1"
+	cleanup
+	exit 1
+}
+
+log_message()
+{
+	echo "TEST  MSG: $1"
+}
+
+log_success()
+{
+	echo "TEST PASS: $1"
+}
+
+fuzz_with_zafl()
+{
+	bc_zafl=$1
+
+	# setup AFL directories
+	mkdir zafl_in
+	echo "1" > zafl_in/1
+
+	if [ -d zafl_out ]; then
+		rm -fr zafl_out
+	fi
+
+	# run for 30 seconds
+	timeout $AFL_TIMEOUT afl-fuzz -i zafl_in -o zafl_out -- $bc_zafl 
+	if [ $? -eq 124 ]; then
+		if [ ! -e zafl_out/fuzzer_stats ]; then
+			log_error "$bc_zafl: something went wrong with afl -- no fuzzer stats file"
+		fi
+
+		cat zafl_out/fuzzer_stats
+		execs_per_sec=$( grep execs_per_sec zafl_out/fuzzer_stats )
+		log_success "$bc_zafl: $execs_per_sec"
+	else
+		log_error "$bc_zafl: unable to run with afl"
+	fi
+
+}
+
+mkdir -p $session
+pushd $session
+
+# Fix map at 0x12000
+trace_map_address="0x12000"
+export ZAFL_TRACE_MAP_FIXED_ADDRESS="$trace_map_address"
+
+# build ZAFL version of bc executable with fixed map
+
+zafl.sh `which bc` bc.fixed.zafl -m $trace_map_address --tempdir analysis.bc.fixed.zafl
+if [ $? -eq 0 ]; then
+	log_success "build bc.fixed.zafl"
+else
+	log_error "build bc.fixed.zafl"
+fi
+grep ATTR analysis.bc.fixed.zafl/logs/zafl.log
+log_message "Fuzz for $AFL_TIMEOUT secs"
+fuzz_with_zafl $(realpath ./bc.fixed.zafl)
+
+# build ZAFL version of readline shared library
+readline=$( ldd `which bc` | grep libreadline | cut -d'>' -f2 | cut -d'(' -f1 )
+readline_basename=$( basename $readline )
+readline_realpath=$( realpath $readline )
+echo "basename: $readline_basename  realpath: $readline_realpath"
+zafl.sh $readline_realpath $readline_basename -m $trace_map_address
+if [ $? -eq 0 ]; then
+	log_success "build zafl version of $readline_basename at $readline_realpath"
+else
+	log_error "build zafl version of $readline_basename at $readline_realpath"
+fi
+
+ldd bc.fixed.zafl
+
+log_message "Fuzz for $AFL_TIMEOUT secs (with readline library zafl'ed)"
+fuzz_with_zafl $(realpath ./bc.fixed.zafl)
+
+# test functionality
+echo "2+3" | `which bc` > out.bc.orig
+echo "2+3" | ./bc.fixed.zafl > out.bc.fixed.zafl
+diff out.bc.orig out.bc.fixed.zafl >/dev/null 2>&1
+if [ $? -eq 0 ]; then
+	log_success "bc.fixed.zafl basic functionality"
+else
+	log_error "bc.fixed.zafl basic functionality"
+fi
+
+popd
+
+cleanup