Fuzzers: Add a TinyVG fuzzer

Author: https://github.com/MacDue
Commit: https://github.com/SerenityOS/serenity/commit/581236b24a
Pull-request: https://github.com/SerenityOS/serenity/pull/20079
Reviewed-by: https://github.com/LucasChollet ✅

Meta/Lagom/Fuzzers/FuzzTinyVGLoader.cpp

@@ -0,0 +1,17 @@
+/*
+ * Copyright (c) 2023, MacDue <macdue@dueutil.tech>
+ *
+ * SPDX-License-Identifier: BSD-2-Clause
+ */
+
+#include <LibGfx/ImageFormats/TinyVGLoader.h>
+
+extern "C" int LLVMFuzzerTestOneInput(uint8_t const* data, size_t size)
+{
+    auto decoder_or_error = Gfx::TinyVGImageDecoderPlugin::create({ data, size });
+    if (decoder_or_error.is_error())
+        return 0;
+    auto decoder = decoder_or_error.release_value();
+    (void)decoder->frame(0);
+    return 0;
+}

Meta/Lagom/Fuzzers/fuzzers.cmake

@@ -50,6 +50,7 @@ set(FUZZER_TARGETS
     Tar
     TGALoader
     TTF
+    TinyVGLoader
     URL
     UTF16BEDecoder
     VP9Decoder
@@ -118,6 +119,7 @@ set(FUZZER_DEPENDENCIES_SQLParser LibSQL)
 set(FUZZER_DEPENDENCIES_Tar LibArchive)
 set(FUZZER_DEPENDENCIES_TGALoader LibGfx)
 set(FUZZER_DEPENDENCIES_TTF LibGfx)
+set(FUZZER_DEPENDENCIES_TinyVGLoader LibGfx)
 set(FUZZER_DEPENDENCIES_UTF16BEDecoder LibTextCodec)
 set(FUZZER_DEPENDENCIES_VP9Decoder LibVideo)
 set(FUZZER_DEPENDENCIES_WasmParser LibWasm)

Userland/Utilities/test-fuzz.cpp

@@ -64,6 +64,7 @@
     T(Tar)                   \
     T(TGALoader)             \
     T(TTF)                   \
+    T(TinyVGLoader)          \
     T(URL)                   \
     T(UTF16BEDecoder)        \
     T(VP9Decoder)            \