Initial ClusterFuzzLite support.

.clusterfuzzlite/Dockerfile

@@ -0,0 +1,5 @@
+FROM gcr.io/oss-fuzz-base/base-builder:v1
+RUN apt-get update && apt-get install -y make autoconf automake libtool meson ninja-build
+COPY . $SRC/tinyusdz
+WORKDIR $SRC/tinyusdz
+COPY .clusterfuzzlite/build.sh $SRC/

.clusterfuzzlite/build.sh

@@ -0,0 +1,21 @@
+#!/bin/bash -eu
+
+# build project
+# e.g.
+# ./autogen.sh
+# ./configure
+# make -j$(nproc) all
+
+# build fuzzers
+# e.g.
+# $CXX $CXXFLAGS -std=c++11 -Iinclude \
+#     /path/to/name_of_fuzzer.cc -o $OUT/name_of_fuzzer \
+#     $LIB_FUZZING_ENGINE /path/to/library.a
+
+
+cd tests/fuzzer
+
+rm -rf build
+CXX=clang++ CC=clang meson -Dprefix=$OUT build
+cd build
+ninja && cp fuzz_intcoding fuzz_tinyusdz fuzz_usdaparser $OUT/

.clusterfuzzlite/project.yaml

@@ -0,0 +1 @@
+language: c++

.github/workflows/cflite_pr.yml

@@ -0,0 +1,48 @@
+name: ClusterFuzzLite PR fuzzing
+on:
+  pull_request:
+    paths:
+      - '**'
+permissions: read-all
+jobs:
+  PR:
+    runs-on: ubuntu-latest
+    concurrency:
+      group: ${{ github.workflow }}-${{ matrix.sanitizer }}-${{ github.ref }}
+      cancel-in-progress: true
+    strategy:
+      fail-fast: false
+      matrix:
+        sanitizer:
+        - address
+        # Override this with the sanitizers you want.
+        # - undefined
+        # - memory
+    steps:
+    - name: Build Fuzzers (${{ matrix.sanitizer }})
+      id: build
+      uses: google/clusterfuzzlite/actions/build_fuzzers@v1
+      with:
+        github-token: ${{ secrets.GITHUB_TOKEN }}
+        sanitizer: ${{ matrix.sanitizer }}
+        # Optional but recommended: used to only run fuzzers that are affected
+        # by the PR.
+        # See later section on "Git repo for storage".
+        # storage-repo: https://${{ secrets.PERSONAL_ACCESS_TOKEN }}@github.com/OWNER/STORAGE-REPO-NAME.git
+        # storage-repo-branch: main   # Optional. Defaults to "main"
+        # storage-repo-branch-coverage: gh-pages  # Optional. Defaults to "gh-pages".
+    - name: Run Fuzzers (${{ matrix.sanitizer }})
+      id: run
+      uses: google/clusterfuzzlite/actions/run_fuzzers@v1
+      with:
+        github-token: ${{ secrets.GITHUB_TOKEN }}
+        fuzz-seconds: 600
+        mode: 'code-change'
+        sanitizer: ${{ matrix.sanitizer }}
+        # Optional but recommended: used to download the corpus produced by
+        # batch fuzzing.
+        # See later section on "Git repo for storage".
+        # storage-repo: https://${{ secrets.PERSONAL_ACCESS_TOKEN }}@github.com/OWNER/STORAGE-REPO-NAME.git
+        # storage-repo-branch: main   # Optional. Defaults to "main"
+        # storage-repo-branch-coverage: gh-pages  # Optional. Defaults to "gh-pages".
+

tests/fuzzer/meson.build

@@ -9,7 +9,13 @@ tinyusdz_sources=[
   '../../src/pprinter.cc',
   '../../src/prim-types.cc',
   '../../src/usdObj.cc',
+  '../../src/primvar.cc',
+  '../../src/usda-parser.cc',
+  '../../src/usda-writer.cc',
   # deps
+  '../../src/external/fpng.cpp',
+  '../../src/external/staticstruct.cc',
+  '../../src/external/tinyxml2/tinyxml2.cpp',
   '../../src/external/ryu/ryu/d2s.c',
   '../../src/external/ryu/ryu/f2s.c',
   '../../src/external/ryu/ryu/s2f.c',