From cc460242f0fca8028cc4727c69d50e7b58725f51 Mon Sep 17 00:00:00 2001
From: Alex <aleksandrosansan@gmail.com>
Date: Wed, 1 Nov 2023 21:24:38 +0000
Subject: [PATCH] Move oss-fuzz build script to the repo

---
 Tests/Fuzzers/default.options |  2 ++
 Tests/Fuzzers/ossfuzz.sh      | 34 ++++++++++++++++++++++++++++++++++
 2 files changed, 36 insertions(+)
 create mode 100644 Tests/Fuzzers/default.options
 create mode 100755 Tests/Fuzzers/ossfuzz.sh

diff --git a/Tests/Fuzzers/default.options b/Tests/Fuzzers/default.options
new file mode 100644
index 0000000000..eb7fde2c61
--- /dev/null
+++ b/Tests/Fuzzers/default.options
@@ -0,0 +1,2 @@
+[libfuzzer]
+close_fd_mask=3
diff --git a/Tests/Fuzzers/ossfuzz.sh b/Tests/Fuzzers/ossfuzz.sh
new file mode 100755
index 0000000000..a067c711c3
--- /dev/null
+++ b/Tests/Fuzzers/ossfuzz.sh
@@ -0,0 +1,34 @@
+TARGETS_DIR=build/
+
+# Build libpcap
+cd $SRC/libpcap/
+./autogen.sh
+./configure --enable-shared=no
+make -j$(nproc)
+
+# Build PcapPlusPlus linking statically against the built libpcap
+cd $SRC/PcapPlusPlus
+LIBPCAP_PATH=$SRC/libpcap/
+cmake -DPCAPPP_BUILD_FUZZERS=ON -DPCAPPP_BUILD_TESTS=OFF -DPCAPPP_BUILD_EXAMPLES=OFF -DPCAP_INCLUDE_DIR="${LIBPCAP_PATH}/" -DPCAP_LIBRARY="${LIBPCAP_PATH}/libpcap.a" -S . -B $TARGETS_DIR
+cmake --build $TARGETS_DIR -j
+
+# Copy target and options
+FUZZERS="
+    FuzzTarget \
+    FuzzTargetNg \
+    FuzzTargetSnoop \
+    FuzzWriter \
+    FuzzWriterNg"
+
+for fuzzer in $FUZZERS; do
+    cp $TARGETS_DIR/Tests/Fuzzers/${fuzzer} $OUT
+    cp $(ldd $OUT/${fuzzer} | cut -d" " -f3) $OUT
+    cp Tests/Fuzzers/default.options $OUT/${fuzzer}.options
+done
+
+# Copy corpora
+find $SRC/ -iname "*.pcap"   | xargs zip $OUT/FuzzTarget_seed_corpus.zip
+find $SRC/ -iname "*.pcapng" | xargs zip $OUT/FuzzTargetNg_seed_corpus.zip
+find $SRC/ -iname "*.snoop"  | xargs zip $OUT/FuzzTargetSnoop_seed_corpus.zip
+find $SRC/ -iname "*.pcap"   | xargs zip $OUT/FuzzWriter_seed_corpus.zip
+find $SRC/ -iname "*.pcapng" | xargs zip $OUT/FuzzWriterNg_seed_corpus.zip