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- /*
- * Copyright 2018 Google Inc.
- *
- * Use of this source code is governed by a BSD-style license that can be
- * found in the LICENSE file.
- */
- #include "include/core/SkCanvas.h"
- #include "include/core/SkPaint.h"
- #include "include/core/SkSurface.h"
- #include "src/core/SkRegionPriv.h"
- bool FuzzRegionDeserialize(sk_sp<SkData> bytes) {
- SkRegion region;
- if (!region.readFromMemory(bytes->data(), bytes->size())) {
- return false;
- }
- region.computeRegionComplexity();
- region.isComplex();
- SkRegion r2;
- if (region == r2) {
- region.contains(0,0);
- } else {
- region.contains(1,1);
- }
- auto s = SkSurface::MakeRasterN32Premul(128, 128);
- if (!s) {
- // May return nullptr in memory-constrained fuzzing environments
- return false;
- }
- s->getCanvas()->drawRegion(region, SkPaint());
- SkDEBUGCODE(SkRegionPriv::Validate(region));
- return true;
- }
- #if defined(IS_FUZZING_WITH_LIBFUZZER)
- extern "C" int LLVMFuzzerTestOneInput(const uint8_t *data, size_t size) {
- auto bytes = SkData::MakeWithoutCopy(data, size);
- FuzzRegionDeserialize(bytes);
- return 0;
- }
- #endif
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