oss-fuzz/projects/skia/region_deserialize.cpp

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// Copyright 2016 Google Inc.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
//
// TODO(kjlubick): Move this into Skia proper
#include "SkCanvas.h"
#include "SkPaint.h"
#include "SkRegion.h"
#include "SkSurface.h"
extern "C" int LLVMFuzzerTestOneInput(const uint8_t *data, size_t size) {
SkRegion region;
if (!region.readFromMemory(data, size)) {
return 0;
}
region.computeRegionComplexity();
region.isComplex();
SkRegion r2;
if (region == r2) {
region.contains(0,0);
} else {
region.contains(1,1);
}
auto s = SkSurface::MakeRasterN32Premul(1024, 1024);
s->getCanvas()->drawRegion(region, SkPaint());
return 0; // Non-zero return values are reserved for future use.
}