1 files changed, 57 insertions, 0 deletions
diff --git a/projects/tidy-html5/tidy_parse_string_fuzzer.c b/projects/tidy-html5/tidy_parse_string_fuzzer.c
new file mode 100644
index 000000000..3d1f7e27d
--- /dev/null
+++ b/projects/tidy-html5/tidy_parse_string_fuzzer.c
@@ -0,0 +1,57 @@
+/*
+ * Copyright 2021 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.
+ */
+#include <sys/types.h>
+#include <stdlib.h>
+#include <stdio.h>
+#include <stdint.h>
+#include "tidybuffio.h"
+#include "tidy.h"
+
+
+int TidyXhtml(const char* input, TidyBuffer* output, TidyBuffer* errbuf) {
+  TidyDoc tdoc = tidyCreate();
+  tidyOptSetBool( tdoc, TidyXhtmlOut, yes );
+  tidySetErrorBuffer(tdoc, errbuf);
+
+  tidyParseString(tdoc, input);
+
+  tidyCleanAndRepair(tdoc);
+  tidyRunDiagnostics(tdoc);
+  tidyOptSetBool(tdoc, TidyForceOutput, yes);
+  tidySaveBuffer(tdoc, output);
+  tidyRelease( tdoc );
+  return 0;
+}
+
+int LLVMFuzzerTestOneInput(const uint8_t* data, size_t size) {
+  char *fuzz_inp = malloc(size+1);
+  memcpy(fuzz_inp, data, size);
+  fuzz_inp[size] = '\0';
+
+  TidyBuffer fuzz_toutput;
+  TidyBuffer fuzz_terror;
+
+  tidyBufInit(&fuzz_toutput);
+  tidyBufInit(&fuzz_terror);
+
+  TidyXhtml(fuzz_inp, &fuzz_toutput, &fuzz_terror);
+
+  tidyBufFree(&fuzz_toutput);
+  tidyBufFree(&fuzz_terror);
+  free(fuzz_inp);
+  return 0;
+}
+