Lagom/Fuzzers: Add fuzzer for FLAC loader

2 files changed, 24 insertions, 0 deletions

diff --git a/Meta/Lagom/Fuzzers/CMakeLists.txt b/Meta/Lagom/Fuzzers/CMakeLists.txt
index ad7034b994..4a7d4a9654 100644
--- a/Meta/Lagom/Fuzzers/CMakeLists.txt
+++ b/Meta/Lagom/Fuzzers/CMakeLists.txt
@@ -20,6 +20,7 @@ add_simple_fuzzer(FuzzCyrillicDecoder)
 add_simple_fuzzer(FuzzDeflateCompression)
 add_simple_fuzzer(FuzzDeflateDecompression)
 add_simple_fuzzer(FuzzELF)
+add_simple_fuzzer(FuzzFlacLoader)
 add_simple_fuzzer(FuzzGemini)
 add_simple_fuzzer(FuzzGIFLoader)
 add_simple_fuzzer(FuzzGzipCompression)
diff --git a/Meta/Lagom/Fuzzers/FuzzFlacLoader.cpp b/Meta/Lagom/Fuzzers/FuzzFlacLoader.cpp
new file mode 100644
index 0000000000..03a5bbdc7f
--- /dev/null
+++ b/Meta/Lagom/Fuzzers/FuzzFlacLoader.cpp
@@ -0,0 +1,23 @@
+/*
+ * Copyright (c) 2021, Luke Wilde <lukew@serenityos.org>
+ *
+ * SPDX-License-Identifier: BSD-2-Clause
+ */
+
+#include <LibAudio/FlacLoader.h>
+#include <stddef.h>
+#include <stdint.h>
+
+extern "C" int LLVMFuzzerTestOneInput(const uint8_t* data, size_t size)
+{
+    auto flac_data = ByteBuffer::copy(data, size);
+    auto flac = make<Audio::FlacLoaderPlugin>(flac_data);
+
+    if (!flac->sniff())
+        return 1;
+
+    while (flac->get_more_samples())
+        ;
+
+    return 0;
+}