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- /*
- * 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
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