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Meta+Tests: Add a fuzzer and a test for the ILBM decoder

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This commit is contained in:
Nicolas Ramz 2023-08-03 10:52:44 +02:00 committed by Sam Atkins
parent fda5590313
commit 0986533c11
Notes: sideshowbarker 2024-07-16 20:08:14 +09:00 
Author: https://github.com/warpdesign
Commit: https://github.com/SerenityOS/serenity/commit/0986533c11
Pull-request: https://github.com/SerenityOS/serenity/pull/20220
Reviewed-by: https://github.com/LucasChollet ✅
5 changed files with 31 additions and 0 deletions
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18
Meta/Lagom/Fuzzers/FuzzILBMLoader.cpp Normal file
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@ -0,0 +1,18 @@
/*
* Copyright (c) 2023, the SerenityOS developers.
*
* SPDX-License-Identifier: BSD-2-Clause
*/
#include <LibGfx/ImageFormats/ILBMLoader.h>
#include <stdio.h>
extern "C" int LLVMFuzzerTestOneInput(uint8_t const* data, size_t size)
{
auto decoder_or_error = Gfx::ILBMImageDecoderPlugin::create({ data, size });
if (decoder_or_error.is_error())
return 0;
auto decoder = decoder_or_error.release_value();
(void)decoder->frame(0);
return 0;
}

2
Meta/Lagom/Fuzzers/fuzzers.cmake
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@ -16,6 +16,7 @@ set(FUZZER_TARGETS
HttpRequest
ICCProfile
ICOLoader
ILBMLoader
IMAPParser
JPEGLoader
Js
@ -86,6 +87,7 @@ set(FUZZER_DEPENDENCIES_HebrewDecoder LibTextCodec)
set(FUZZER_DEPENDENCIES_HttpRequest LibHTTP)
set(FUZZER_DEPENDENCIES_ICCProfile LibGfx)
set(FUZZER_DEPENDENCIES_ICOLoader LibGfx)
set(FUZZER_DEPENDENCIES_ILBMLoader LibGfx)
set(FUZZER_DEPENDENCIES_IMAPParser LibIMAP)
set(FUZZER_DEPENDENCIES_JPEGLoader LibGfx)
set(FUZZER_DEPENDENCIES_Js LibJS)

10
Tests/LibGfx/TestImageDecoder.cpp
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@ -10,6 +10,7 @@
#include <LibGfx/ImageFormats/BMPLoader.h>
#include <LibGfx/ImageFormats/GIFLoader.h>
#include <LibGfx/ImageFormats/ICOLoader.h>
#include <LibGfx/ImageFormats/ILBMLoader.h>
#include <LibGfx/ImageFormats/ImageDecoder.h>
#include <LibGfx/ImageFormats/JPEGLoader.h>
#include <LibGfx/ImageFormats/JPEGXLLoader.h>
@ -88,6 +89,15 @@ TEST_CASE(test_bmp_embedded_in_ico)
expect_single_frame(*plugin_decoder);
}
TEST_CASE(test_ilbm)
{
auto file = MUST(Core::MappedFile::map(TEST_INPUT("ilbm/gradient.iff"sv)));
EXPECT(Gfx::ILBMImageDecoderPlugin::sniff(file->bytes()));
auto plugin_decoder = MUST(Gfx::ILBMImageDecoderPlugin::create(file->bytes()));
expect_single_frame_of_size(*plugin_decoder, { 320, 200 });
}
TEST_CASE(test_jpeg_sof0_one_scan)
{
auto file = MUST(Core::MappedFile::map(TEST_INPUT("jpg/rgb24.jpg"sv)));

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Tests/LibGfx/test-inputs/ilbm/gradient.iff Normal file
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1
Userland/Utilities/test-fuzz.cpp
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@ -30,6 +30,7 @@
T(HttpRequest) \
T(ICCProfile) \
T(ICOLoader) \
T(ILBMLoader) \
T(IMAPParser) \
T(JPEGLoader) \
T(Js) \