From eb7e7729533c188cd0691b4fd01cc5750351712c Mon Sep 17 00:00:00 2001
From: DavidKorczynski <david@adalogics.com>
Date: Thu, 18 Aug 2022 01:10:33 +0100
Subject: [PATCH] charset_normalizer: initial integration (#8265)

* charset_normalizer: initial integration

* add primary contact
---
 projects/charset_normalizer/Dockerfile        | 21 +++++++++++
 projects/charset_normalizer/build.sh          | 21 +++++++++++
 projects/charset_normalizer/fuzz_normalize.py | 36 +++++++++++++++++++
 projects/charset_normalizer/project.yaml      | 12 +++++++
 4 files changed, 90 insertions(+)
 create mode 100644 projects/charset_normalizer/Dockerfile
 create mode 100755 projects/charset_normalizer/build.sh
 create mode 100644 projects/charset_normalizer/fuzz_normalize.py
 create mode 100644 projects/charset_normalizer/project.yaml

diff --git a/projects/charset_normalizer/Dockerfile b/projects/charset_normalizer/Dockerfile
new file mode 100644
index 000000000..9fedacc09
--- /dev/null
+++ b/projects/charset_normalizer/Dockerfile
@@ -0,0 +1,21 @@
+# Copyright 2022 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.
+#
+################################################################################
+
+FROM gcr.io/oss-fuzz-base/base-builder-python
+RUN apt-get update && apt-get install -y make autoconf automake libtool
+RUN git clone --depth 1 https://github.com/Ousret/charset_normalizer charset_normalizer
+WORKDIR charset_normalizer
+COPY build.sh *.py $SRC/
diff --git a/projects/charset_normalizer/build.sh b/projects/charset_normalizer/build.sh
new file mode 100755
index 000000000..1974eb7eb
--- /dev/null
+++ b/projects/charset_normalizer/build.sh
@@ -0,0 +1,21 @@
+#!/bin/bash -eu
+# Copyright 2022 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.
+#
+################################################################################
+
+pip3 install .
+for fuzzer in $(find $SRC -name 'fuzz_*.py'); do
+  compile_python_fuzzer $fuzzer
+done
diff --git a/projects/charset_normalizer/fuzz_normalize.py b/projects/charset_normalizer/fuzz_normalize.py
new file mode 100644
index 000000000..24032fe4f
--- /dev/null
+++ b/projects/charset_normalizer/fuzz_normalize.py
@@ -0,0 +1,36 @@
+#!/usr/bin/python3
+# Copyright 2022 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.
+
+import os
+import sys
+import atheris
+
+from charset_normalizer import from_bytes
+
+
+def TestOneInput(data):
+    """Simply pass fuzz data directly into charset_normaliser"""
+    # No exceptions thrown
+    from_bytes(data)
+
+
+def main():
+    atheris.instrument_all()
+    atheris.Setup(sys.argv, TestOneInput, enable_python_coverage=True)
+    atheris.Fuzz()
+
+
+if __name__ == "__main__":
+    main()
diff --git a/projects/charset_normalizer/project.yaml b/projects/charset_normalizer/project.yaml
new file mode 100644
index 000000000..5565c5052
--- /dev/null
+++ b/projects/charset_normalizer/project.yaml
@@ -0,0 +1,12 @@
+homepage: "https://github.com/Ousret/charset_normalizer"
+language: python
+primary_contact: "ahmed.tahri@cloudnursery.dev"
+main_repo: "https://github.com/Ousret/charset_normalizer"
+fuzzing_engines:
+- libfuzzer
+sanitizers:
+- address
+- undefined
+vendor_ccs:
+- david@adalogics.com
+- adam@adalogics.com