1 files changed, 66 insertions, 0 deletions
diff --git a/test/core/support/percent_decode_fuzzer.c b/test/core/support/percent_decode_fuzzer.c
new file mode 100644
index 0000000000..3e02980e05
--- /dev/null
+++ b/test/core/support/percent_decode_fuzzer.c
@@ -0,0 +1,66 @@
+/*
+ *
+ * Copyright 2016, Google Inc.
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are
+ * met:
+ *
+ *     * Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ *     * Redistributions in binary form must reproduce the above
+ * copyright notice, this list of conditions and the following disclaimer
+ * in the documentation and/or other materials provided with the
+ * distribution.
+ *     * Neither the name of Google Inc. nor the names of its
+ * contributors may be used to endorse or promote products derived from
+ * this software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+ * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+ * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+ * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+ * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+ * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+ * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+ * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+ * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+ * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ *
+ */
+
+#include <stdbool.h>
+#include <stdint.h>
+#include <string.h>
+
+#include <grpc/support/alloc.h>
+#include <grpc/support/log.h>
+
+#include "src/core/lib/support/percent_encoding.h"
+#include "test/core/util/memory_counters.h"
+
+bool squelch = true;
+bool leak_check = true;
+
+int LLVMFuzzerTestOneInput(const uint8_t *data, size_t size) {
+  struct grpc_memory_counters counters;
+  grpc_memory_counters_init();
+  gpr_slice input = gpr_slice_from_copied_buffer((const char *)data, size);
+  gpr_slice output;
+  if (gpr_strict_percent_decode_slice(
+          input, gpr_url_percent_encoding_unreserved_bytes, &output)) {
+    gpr_slice_unref(output);
+  }
+  if (gpr_strict_percent_decode_slice(
+          input, gpr_compatible_percent_encoding_unreserved_bytes, &output)) {
+    gpr_slice_unref(output);
+  }
+  gpr_slice_unref(gpr_permissive_percent_decode_slice(input));
+  gpr_slice_unref(input);
+  counters = grpc_memory_counters_snapshot();
+  grpc_memory_counters_destroy();
+  GPR_ASSERT(counters.total_size_relative == 0);
+  return 0;
+}