| Kevin Lubick | f034d11 | 2018-02-08 14:31:24 -0500 | [diff] [blame] | 1 | /* |
| Kevin Lubick | db1e5c6 | 2018-02-27 08:30:43 -0500 | [diff] [blame] | 2 | * Copyright 2018 Google, LLC |
| Kevin Lubick | f034d11 | 2018-02-08 14:31:24 -0500 | [diff] [blame] | 3 | * |
| 4 | * Use of this source code is governed by a BSD-style license that can be |
| 5 | * found in the LICENSE file. |
| 6 | */ |
| 7 | |
| 8 | #include "SkCanvas.h" |
| 9 | #include "SkPaint.h" |
| 10 | #include "SkReadBuffer.h" |
| 11 | #include "SkSurface.h" |
| Cary Clark | 53c8769 | 2018-07-17 08:59:34 -0400 | [diff] [blame] | 12 | #include "SkTextBlobPriv.h" |
| Kevin Lubick | f034d11 | 2018-02-08 14:31:24 -0500 | [diff] [blame] | 13 | |
| 14 | void FuzzTextBlobDeserialize(SkReadBuffer& buf) { |
| Cary Clark | 53c8769 | 2018-07-17 08:59:34 -0400 | [diff] [blame] | 15 | auto tb = SkTextBlobPriv::MakeFromBuffer(buf); |
| Kevin Lubick | f034d11 | 2018-02-08 14:31:24 -0500 | [diff] [blame] | 16 | if (!buf.isValid()) { |
| 17 | return; |
| 18 | } |
| 19 | |
| 20 | auto s = SkSurface::MakeRasterN32Premul(128, 128); |
| 21 | if (!s) { |
| 22 | // May return nullptr in memory-constrained fuzzing environments |
| 23 | return; |
| 24 | } |
| 25 | s->getCanvas()->drawTextBlob(tb, 200, 200, SkPaint()); |
| 26 | } |
| 27 | |
| 28 | #if defined(IS_FUZZING_WITH_LIBFUZZER) |
| 29 | extern "C" int LLVMFuzzerTestOneInput(const uint8_t *data, size_t size) { |
| 30 | SkReadBuffer buf(data, size); |
| 31 | FuzzTextBlobDeserialize(buf); |
| 32 | return 0; |
| 33 | } |
| 34 | #endif |