Add American Fuzzy Lop (afl) to third_party/afl/

third_party/afl/src/afl-whatsup

Index: third_party/afl/src/afl-whatsup
diff --git a/third_party/afl/src/afl-whatsup b/third_party/afl/src/afl-whatsup
new file mode 100755
index 0000000000000000000000000000000000000000..9a186f96f72f0a026869cdc8f605e77bad375ec8
--- /dev/null
+++ b/third_party/afl/src/afl-whatsup
@@ -0,0 +1,163 @@
+#!/bin/sh
+#
+# american fuzzy lop - status check tool
+# --------------------------------------
+#
+# Written and maintained by Michal Zalewski <lcamtuf@google.com>
+#
+# Copyright 2015 Google Inc. All rights reserved.
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at:
+#
+#   http://www.apache.org/licenses/LICENSE-2.0
+#
+# This tool summarizes the status of any locally-running synchronized
+# instances of afl-fuzz.
+#
+
+echo "status check tool for afl-fuzz by <lcamtuf@google.com>"
+echo
+
+if [ "$1" = "-s" ]; then
+
+  SUMMARY_ONLY=1
+  DIR="$2"
+
+else
+
+  unset SUMMARY_ONLY
+  DIR="$1"
+
+fi
+
+if [ "$DIR" = "" ]; then
+
+  echo "Usage: $0 [ -s ] afl_sync_dir" 1>&2
+  echo 1>&2
+  echo "The -s option causes the tool to skip all the per-fuzzer trivia and show" 1>&2
+  echo "just the summary results. See docs/parallel_fuzzing.txt for additional tips." 1>&2
+  echo 1>&2
+  exit 1
+
+fi
+
+cd "$DIR" || exit 1
+
+if [ -d queue ]; then
+
+  echo "[-] Error: parameter is an individual output directory, not a sync dir." 1>&2
+  exit 1
+
+fi
+
+CUR_TIME=`date +%s`
+
+TMP=`mktemp -t .afl-whatsup-XXXXXXXX` || exit 1
+
+ALIVE_CNT=0
+DEAD_CNT=0
+
+TOTAL_TIME=0
+TOTAL_EXECS=0
+TOTAL_EPS=0
+TOTAL_CRASHES=0
+TOTAL_PFAV=0
+TOTAL_PENDING=0
+
+if [ "$SUMMARY_ONLY" = "" ]; then
+
+  echo "Individual fuzzers"
+  echo "=================="
+  echo
+
+fi
+
+for i in `find . -maxdepth 2 -iname fuzzer_stats`; do
+
+  sed 's/^command_line.*$/_skip:1/;s/[ ]*:[ ]*/="/;s/$/"/' "$i" >"$TMP"
+  . "$TMP"
+
+  RUN_UNIX=$((CUR_TIME - start_time))
+  RUN_DAYS=$((RUN_UNIX / 60 / 60 / 24))
+  RUN_HRS=$(((RUN_UNIX / 60 / 60) % 24))
+
+  if [ "$SUMMARY_ONLY" = "" ]; then
+
+    echo ">>> $afl_banner ($RUN_DAYS days, $RUN_HRS hrs) <<<"
+    echo
+
+  fi
+
+  if ! kill -0 "$fuzzer_pid" 2>/dev/null; then
+
+    if [ "$SUMMARY_ONLY" = "" ]; then
+
+      echo "  Instance is dead or running remotely, skipping."
+      echo
+
+    fi
+
+    DEAD_CNT=$((DEAD_CNT + 1))
+    continue
+
+  fi
+
+  ALIVE_CNT=$((ALIVE_CNT + 1))
+
+  EXEC_SEC=$((execs_done / RUN_UNIX))
+  PATH_PERC=$((cur_path * 100 / paths_total))
+
+  TOTAL_TIME=$((TOTAL_TIME + RUN_UNIX))
+  TOTAL_EPS=$((TOTAL_EPS + EXEC_SEC))
+  TOTAL_EXECS=$((TOTAL_EXECS + execs_done))
+  TOTAL_CRASHES=$((TOTAL_CRASHES + unique_crashes))
+  TOTAL_PENDING=$((TOTAL_PENDING + pending_total))
+  TOTAL_PFAV=$((TOTAL_PFAV + pending_favs))
+
+  if [ "$SUMMARY_ONLY" = "" ]; then
+
+    echo "  cycle $((cycles_done + 1)), lifetime speed $EXEC_SEC execs/sec, path $cur_path/$paths_total (${PATH_PERC}%)"
+
+    if [ "$unique_crashes" = "0" ]; then
+      echo "  pending $pending_favs/$pending_total, coverage $bitmap_cvg, no crashes yet"
+    else
+      echo "  pending $pending_favs/$pending_total, coverage $bitmap_cvg, crash count $unique_crashes (!)"
+    fi
+
+    echo
+
+  fi
+
+done
+
+rm -f "$TMP"
+
+TOTAL_DAYS=$((TOTAL_TIME / 60 / 60 / 24))
+TOTAL_HRS=$(((TOTAL_TIME / 60 / 60) % 24))
+
+test "$TOTAL_TIME" = "0" && TOTAL_TIME=1
+
+echo "Summary stats"
+echo "============="
+echo
+echo "       Fuzzers alive : $ALIVE_CNT"
+
+if [ ! "$DEAD_CNT" = "0" ]; then
+  echo "      Dead or remote : $DEAD_CNT (excluded from stats)"
+fi
+
+echo "      Total run time : $TOTAL_DAYS days, $TOTAL_HRS hours"
+echo "         Total execs : $((TOTAL_EXECS / 1000 / 1000)) million"
+echo "    Cumulative speed : $TOTAL_EPS execs/sec"
+echo "       Pending paths : $TOTAL_PFAV faves, $TOTAL_PENDING total"
+
+if [ "$ALIVE_CNT" -gt "1" ]; then
+  echo "  Pending per fuzzer : $((TOTAL_PFAV/ALIVE_CNT)) faves, $((TOTAL_PENDING/ALIVE_CNT)) total (on average)"
+fi
+
+echo "       Crashes found : $TOTAL_CRASHES locally unique"
+echo
+
+exit 0