xref: /aosp_15_r20/external/skia/fuzz/oss_fuzz/FuzzSKP.cpp (revision c8dee2aa9b3f27cf6c858bd81872bdeb2c07ed17) 
1*c8dee2aaSAndroid Build Coastguard Worker /*
2*c8dee2aaSAndroid Build Coastguard Worker  * Copyright 2020 Google, LLC
3*c8dee2aaSAndroid Build Coastguard Worker  *
4*c8dee2aaSAndroid Build Coastguard Worker  * Use of this source code is governed by a BSD-style license that can be
5*c8dee2aaSAndroid Build Coastguard Worker  * found in the LICENSE file.
6*c8dee2aaSAndroid Build Coastguard Worker  */
7*c8dee2aaSAndroid Build Coastguard Worker 
8*c8dee2aaSAndroid Build Coastguard Worker #include "include/core/SkCanvas.h"
9*c8dee2aaSAndroid Build Coastguard Worker #include "include/core/SkPicture.h"
10*c8dee2aaSAndroid Build Coastguard Worker #include "include/core/SkStream.h"
11*c8dee2aaSAndroid Build Coastguard Worker #include "include/core/SkSurface.h"
12*c8dee2aaSAndroid Build Coastguard Worker 
13*c8dee2aaSAndroid Build Coastguard Worker constexpr static SkISize kCanvasSize= {128, 160};
14*c8dee2aaSAndroid Build Coastguard Worker 
FuzzSKP(const uint8_t * data,size_t size)15*c8dee2aaSAndroid Build Coastguard Worker void FuzzSKP(const uint8_t *data, size_t size) {
16*c8dee2aaSAndroid Build Coastguard Worker     sk_sp<SkPicture> pic = SkPicture::MakeFromData(data, size);
17*c8dee2aaSAndroid Build Coastguard Worker     if (!pic) {
18*c8dee2aaSAndroid Build Coastguard Worker         return;
19*c8dee2aaSAndroid Build Coastguard Worker     }
20*c8dee2aaSAndroid Build Coastguard Worker     sk_sp<SkSurface> surface = SkSurfaces::Raster(
21*c8dee2aaSAndroid Build Coastguard Worker             SkImageInfo::MakeN32Premul(kCanvasSize.width(), kCanvasSize.height()));
22*c8dee2aaSAndroid Build Coastguard Worker     surface->getCanvas()->drawPicture(pic);
23*c8dee2aaSAndroid Build Coastguard Worker     pic->approximateBytesUsed();
24*c8dee2aaSAndroid Build Coastguard Worker     pic->approximateOpCount();
25*c8dee2aaSAndroid Build Coastguard Worker     return;
26*c8dee2aaSAndroid Build Coastguard Worker }
27*c8dee2aaSAndroid Build Coastguard Worker 
28*c8dee2aaSAndroid Build Coastguard Worker #if defined(SK_BUILD_FOR_LIBFUZZER)
LLVMFuzzerTestOneInput(const uint8_t * data,size_t size)29*c8dee2aaSAndroid Build Coastguard Worker extern "C" int LLVMFuzzerTestOneInput(const uint8_t *data, size_t size) {
30*c8dee2aaSAndroid Build Coastguard Worker     FuzzSKP(data, size);
31*c8dee2aaSAndroid Build Coastguard Worker     return 0;
32*c8dee2aaSAndroid Build Coastguard Worker }
33*c8dee2aaSAndroid Build Coastguard Worker #endif
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