skia2/fuzz/oss_fuzz/FuzzTextBlobDeserialize.cpp
Mike Klein ea3f014e2b sk_tool_utils -> ToolUtils, and git clang-format
sk_tool_utils doesn't really fit the naming convention
the rest of code under tools/ tends to use.

Change-Id: I45326a174101c6eb4b6149e9c742f658f2fd23b1
Reviewed-on: https://skia-review.googlesource.com/c/skia/+/202313
Auto-Submit: Mike Klein <mtklein@google.com>
Commit-Queue: Brian Osman <brianosman@google.com>
Reviewed-by: Brian Osman <brianosman@google.com>
2019-03-20 18:05:42 +00:00

38 lines
963 B
C++

/*
* 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 "SkCanvas.h"
#include "SkFontMgrPriv.h"
#include "SkPaint.h"
#include "SkReadBuffer.h"
#include "SkSurface.h"
#include "SkTextBlobPriv.h"
#include "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