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Side by Side Diff: third_party/WebKit/Source/platform/PngFuzzer.cpp

Issue 2900373002: Remove LLVMFuzzerInitialize from many Blink fuzzers (Closed)
Patch Set: Created 3 years, 6 months ago
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1 // Copyright 2016 The Chromium Authors. All rights reserved. 1 // Copyright 2016 The Chromium Authors. All rights reserved.
2 // Use of this source code is governed by a BSD-style license that can be 2 // Use of this source code is governed by a BSD-style license that can be
3 // found in the LICENSE file. 3 // found in the LICENSE file.
4 4
5 // TODO (scroggo): Move this to 5 // TODO (scroggo): Move this to
6 // third_party/WebKit/Source/platform/image-decoders ? 6 // third_party/WebKit/Source/platform/image-decoders ?
7 7
8 // Compile with: 8 // Compile with:
9 // gn gen out/Fuzz '--args=use_libfuzzer=true is_asan=true 9 // gn gen out/Fuzz '--args=use_libfuzzer=true is_asan=true
10 // is_debug=false is_ubsan_security=true' --check 10 // is_debug=false is_ubsan_security=true' --check
(...skipping 19 matching lines...) Expand all
30 namespace blink { 30 namespace blink {
31 31
32 std::unique_ptr<ImageDecoder> CreateDecoder( 32 std::unique_ptr<ImageDecoder> CreateDecoder(
33 ImageDecoder::AlphaOption alpha_option) { 33 ImageDecoder::AlphaOption alpha_option) {
34 return WTF::WrapUnique(new PNGImageDecoder( 34 return WTF::WrapUnique(new PNGImageDecoder(
35 alpha_option, ColorBehavior::TransformToTargetForTesting(), 35 alpha_option, ColorBehavior::TransformToTargetForTesting(),
36 ImageDecoder::kNoDecodedImageByteLimit)); 36 ImageDecoder::kNoDecodedImageByteLimit));
37 } 37 }
38 38
39 int LLVMFuzzerTestOneInput(const uint8_t* data, size_t size) { 39 int LLVMFuzzerTestOneInput(const uint8_t* data, size_t size) {
40 static BlinkFuzzerTestSupport test_support = BlinkFuzzerTestSupport();
40 auto buffer = SharedBuffer::Create(data, size); 41 auto buffer = SharedBuffer::Create(data, size);
41 // TODO (scroggo): Also test ImageDecoder::AlphaNotPremultiplied? 42 // TODO (scroggo): Also test ImageDecoder::AlphaNotPremultiplied?
42 auto decoder = CreateDecoder(ImageDecoder::kAlphaPremultiplied); 43 auto decoder = CreateDecoder(ImageDecoder::kAlphaPremultiplied);
43 const bool kAllDataReceived = true; 44 const bool kAllDataReceived = true;
44 decoder->SetData(buffer.Get(), kAllDataReceived); 45 decoder->SetData(buffer.Get(), kAllDataReceived);
45 decoder->FrameCount(); 46 decoder->FrameCount();
46 if (decoder->Failed()) 47 if (decoder->Failed())
47 return 0; 48 return 0;
48 for (size_t frame = 0; frame < decoder->FrameCount(); frame++) { 49 for (size_t frame = 0; frame < decoder->FrameCount(); frame++) {
49 decoder->FrameBufferAtIndex(frame); 50 decoder->FrameBufferAtIndex(frame);
50 if (decoder->Failed()) 51 if (decoder->Failed())
51 return 0; 52 return 0;
52 } 53 }
53 return 0; 54 return 0;
54 } 55 }
55 56
56 } // namespace blink 57 } // namespace blink
57 58
58 extern "C" int LLVMFuzzerTestOneInput(const uint8_t* data, size_t size) { 59 extern "C" int LLVMFuzzerTestOneInput(const uint8_t* data, size_t size) {
59 return blink::LLVMFuzzerTestOneInput(data, size); 60 return blink::LLVMFuzzerTestOneInput(data, size);
60 } 61 }
61
62 extern "C" int LLVMFuzzerInitialize(int* argc, char*** argv) {
63 blink::InitializeBlinkFuzzTest(argc, argv);
64 return 0;
65 }
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