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This commit is contained in:
Duke Leto
2020-12-08 07:24:19 -05:00
parent 27597f5550
commit a750c64ca9
4 changed files with 18 additions and 6 deletions
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5
zcutil/afl/afl-build.sh
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@@ -1,4 +1,7 @@
#!/usr/bin/env bash
# Copyright (c) 2019-2020 The Hush developers
# Distributed under the GPLv3 software license, see the accompanying
# file COPYING or https://www.gnu.org/licenses/gpl-3.0.en.html
# A wrapper around ./zcutil/build.sh for instrumenting the build with AFL:
# ./zcutil/afl/afl-build.sh <directory where AFL is installed> <fuzz case>
# You may obtain a copy of AFL using ./zcutil/afl/afl-get.sh.
@@ -13,7 +16,7 @@ export ZCUTIL=$(realpath "./zcutil")
cp "./src/fuzzing/$FUZZ_CASE/fuzz.cpp" src/fuzz.cpp
CONFIGURE_FLAGS="--enable-tests=no --enable-fuzz-main" "$ZCUTIL/build.sh" "CC=$ZCUTIL/afl/zcash-wrapper-gcc" "CXX=$ZCUTIL/afl/zcash-wrapper-g++" AFL_HARDEN=1 "$@"
CONFIGURE_FLAGS="--enable-tests=no --enable-fuzz-main" "$ZCUTIL/build.sh" "CC=$ZCUTIL/afl/hush-wrapper-gcc" "CXX=$ZCUTIL/afl/hush-wrapper-g++" AFL_HARDEN=1 "$@"
echo "You can now run AFL as follows:"
echo "$ ./zcutil/afl/afl-run.sh '$AFL_INSTALL_DIR' '$FUZZ_CASE'"

7
zcutil/afl/afl-get.sh
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@@ -1,4 +1,7 @@
#!/usr/bin/env bash
# Copyright (c) 2019-2020 The Hush developers
# Distributed under the GPLv3 software license, see the accompanying
# file COPYING or https://www.gnu.org/licenses/gpl-3.0.en.html
# Obtains and builds a copy of AFL from source.
# ./zcutil/afl/afl-get.sh <directory to build and install AFL in>
@@ -27,7 +30,7 @@ mv afl-*/* .
# Build AFL
make
echo "You can now build zcashd with AFL instrumentation as follows:"
echo "$ make clean # if you've already built zcashd without AFL instrumentation"
echo "You can now build hushd with AFL instrumentation as follows:"
echo "$ make clean # if you've already built hushd without AFL instrumentation"
echo "$ ./zcutil/afl/afl-build.sh '$(pwd)' <fuzz case> -j\$(nproc)"
echo "...where <fuzz case> is the name of a directory in src/fuzzing."

7
zcutil/afl/afl-getbuildrun.sh
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@@ -1,6 +1,9 @@
#!/usr/bin/env bash
# Builds AFL and an instrumented zcashd, then begins fuzzing.
# This script must be run from within the top level directory of a zcash clone.
# Copyright (c) 2019-2020 The Hush developers
# Distributed under the GPLv3 software license, see the accompanying
# file COPYING or https://www.gnu.org/licenses/gpl-3.0.en.html
# Builds AFL and an instrumented hushd, then begins fuzzing.
# This script must be run from within the top level directory of a hush clone.
# Pass it the name of a directory in ./src/fuzzing.
# Additional arguments are passed-through to AFL.

5
zcutil/afl/afl-run.sh
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@@ -1,4 +1,7 @@
#!/usr/bin/env bash
# Copyright (c) 2019-2020 The Hush developers
# Distributed under the GPLv3 software license, see the accompanying
# file COPYING or https://www.gnu.org/licenses/gpl-3.0.en.html
set -eu -o pipefail
@@ -6,4 +9,4 @@ AFL_INSTALL_DIR="$1"
FUZZ_CASE="$2"
shift 2
"$AFL_INSTALL_DIR/afl-fuzz" -i "./src/fuzzing/$FUZZ_CASE/input" -o "./src/fuzzing/$FUZZ_CASE/output" "$@" ./src/zcashd @@
"$AFL_INSTALL_DIR/afl-fuzz" -i "./src/fuzzing/$FUZZ_CASE/input" -o "./src/fuzzing/$FUZZ_CASE/output" "$@" ./src/hushd @@