[shlex] initial integration (#10243)

Signed-off-by: AdamKorcz <adam@adalogics.com>

projects/go-shlex/Dockerfile

@@ -0,0 +1,20 @@
+# Copyright 2023 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-go
+RUN git clone --depth 1 https://github.com/google/shlex
+WORKDIR $SRC/shlex
+COPY build.sh fuzz_test.go $SRC/

projects/go-shlex/build.sh

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+#!/bin/bash -eu
+# Copyright 2023 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.
+#
+################################################################################
+
+cp $SRC/fuzz_test.go ./
+go mod tidy
+printf "package shlex\nimport _ \"github.com/AdamKorcz/go-118-fuzz-build/testing\"\n" > register.go
+go mod tidy
+echo building
+compile_native_go_fuzzer github.com/google/shlex FuzzLexer FuzzLexer

projects/go-shlex/fuzz_test.go

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+// Copyright 2023 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.
+//
+
+package shlex
+
+import (
+	"bytes"
+	"io"
+	"testing"
+)
+
+func FuzzLexer(f *testing.F) {
+	f.Fuzz(func(t *testing.T, data []byte) {
+		l := NewLexer(bytes.NewReader(data))
+		for {
+			_, err := l.Next()
+			if err == io.EOF {
+				return
+			}
+		}
+	})
+}

projects/go-shlex/project.yaml

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+homepage: "https://github.com/google/shlex"
+language: go
+main_repo: "https://github.com/google/shlex"
+auto_ccs:
+  - "adam@adalogics.com"
+fuzzing_engines:
+  - libfuzzer
+sanitizers:
+  - address