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Diffstat (limited to 'fuzz/oss_fuzz/FuzzTextBlobDeserialize.cpp')
-rw-r--r-- | fuzz/oss_fuzz/FuzzTextBlobDeserialize.cpp | 34 |
1 files changed, 34 insertions, 0 deletions
diff --git a/fuzz/oss_fuzz/FuzzTextBlobDeserialize.cpp b/fuzz/oss_fuzz/FuzzTextBlobDeserialize.cpp new file mode 100644 index 0000000000..36c7057dbc --- /dev/null +++ b/fuzz/oss_fuzz/FuzzTextBlobDeserialize.cpp @@ -0,0 +1,34 @@ +/* + * 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 "SkCanvas.h" +#include "SkPaint.h" +#include "SkReadBuffer.h" +#include "SkSurface.h" +#include "SkTextBlob.h" + +void FuzzTextBlobDeserialize(SkReadBuffer& buf) { + auto tb = SkTextBlob::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) { + SkReadBuffer buf(data, size); + FuzzTextBlobDeserialize(buf); + return 0; +} +#endif |