From 38692f222f0f5e8bfa5edd34e719f8ea9416721d Mon Sep 17 00:00:00 2001
From: Eric Soroos <eric-github@soroos.net>
Date: Sat, 13 Mar 2021 11:09:37 +0100
Subject: [PATCH] Delegate building of oss-fuzz versions to pillow

---
 Tests/oss-fuzz/build.sh              | 46 ++++++++++++++++++++++++++++
 Tests/oss-fuzz/build_dictionaries.sh | 33 ++++++++++++++++++++
 2 files changed, 79 insertions(+)
 create mode 100755 Tests/oss-fuzz/build.sh
 create mode 100755 Tests/oss-fuzz/build_dictionaries.sh

diff --git a/Tests/oss-fuzz/build.sh b/Tests/oss-fuzz/build.sh
new file mode 100755
index 000000000..1d05bea79
--- /dev/null
+++ b/Tests/oss-fuzz/build.sh
@@ -0,0 +1,46 @@
+#!/bin/bash -eu
+# Copyright 2020 Google LLC
+#
+# 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
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+#
+################################################################################
+
+python3 setup.py build --build-base=/tmp/build install
+
+# Build fuzzers in $OUT.
+for fuzzer in $(find $SRC -name 'fuzz_*.py'); do
+  fuzzer_basename=$(basename -s .py $fuzzer)
+  fuzzer_package=${fuzzer_basename}.pkg
+  pyinstaller \
+      --add-binary /usr/local/lib/libjpeg.so.9:. \
+      --add-binary /usr/local/lib/libfreetype.so.6:. \
+      --add-binary /usr/local/lib/liblcms2.so.2:. \
+      --add-binary /usr/local/lib/libopenjp2.so.7:. \
+      --add-binary /usr/local/lib/libpng16.so.16:. \
+      --add-binary /usr/local/lib/libtiff.so.5:. \
+      --add-binary /usr/local/lib/libwebp.so.7:. \
+      --add-binary /usr/local/lib/libwebpdemux.so.2:. \
+      --add-binary /usr/local/lib/libwebpmux.so.3:. \
+      --distpath $OUT --onefile --name $fuzzer_package $fuzzer
+
+  # Create execution wrapper.
+  echo "#!/bin/sh
+# LLVMFuzzerTestOneInput for fuzzer detection.
+this_dir=\$(dirname \"\$0\")
+LD_PRELOAD=\$this_dir/sanitizer_with_fuzzer.so \
+ASAN_OPTIONS=\$ASAN_OPTIONS:symbolize=1:external_symbolizer_path=\$this_dir/llvm-symbolizer:detect_leaks=0 \
+\$this_dir/$fuzzer_package \$@" > $OUT/$fuzzer_basename
+  chmod u+x $OUT/$fuzzer_basename
+done
+
+find Tests/images Tests/icc Tests/fonts -print | zip -q $OUT/fuzz_pillow_seed_corpus.zip -@
diff --git a/Tests/oss-fuzz/build_dictionaries.sh b/Tests/oss-fuzz/build_dictionaries.sh
new file mode 100755
index 000000000..9aae56ca8
--- /dev/null
+++ b/Tests/oss-fuzz/build_dictionaries.sh
@@ -0,0 +1,33 @@
+#!/bin/bash -eu
+# Copyright 2020 Google LLC
+#
+# 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
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+#
+################################################################################
+
+# Generate image dictionaries here for each of the fuzzers and put them in the
+# $OUT directory, named for the fuzzer
+
+git clone --depth 1 https://github.com/google/fuzzing
+cat fuzzing/dictionaries/bmp.dict \
+    fuzzing/dictionaries/dds.dict \
+    fuzzing/dictionaries/gif.dict \
+    fuzzing/dictionaries/icns.dict \
+    fuzzing/dictionaries/jpeg.dict \
+    fuzzing/dictionaries/jpeg2000.dict \
+    fuzzing/dictionaries/pbm.dict \
+    fuzzing/dictionaries/png.dict \
+    fuzzing/dictionaries/psd.dict \
+    fuzzing/dictionaries/tiff.dict \
+    fuzzing/dictionaries/webp.dict \
+    > $OUT/fuzz_pillow.dict