/* * Copyright 2018 Google, LLC * * 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/SkFontMgrPriv.h" #include "src/core/SkReadBuffer.h" #include "src/core/SkTextBlobPriv.h" #include "tools/fonts/TestFontMgr.h" void FuzzTextBlobDeserialize(SkReadBuffer& buf) { auto tb = SkTextBlobPriv::MakeFromBuffer(buf); if (!buf.isValid()) { return; } auto s = SkSurface::MakeRasterN32Premul(128, 128); if (!s) { // May return nullptr in memory-constrained fuzzing environments return; } s->getCanvas()->drawTextBlob(tb, 200, 200, SkPaint()); } #if defined(IS_FUZZING_WITH_LIBFUZZER) extern "C" int LLVMFuzzerTestOneInput(const uint8_t *data, size_t size) { gSkFontMgr_DefaultFactory = &ToolUtils::MakePortableFontMgr; SkReadBuffer buf(data, size); FuzzTextBlobDeserialize(buf); return 0; } #endif