skia2/fuzz/oss_fuzz/FuzzSKSL2SPIRV.cpp
2020-06-14 19:03:34 +00:00

40 lines
1.2 KiB
C++

/*
* Copyright 2019 Google, LLC
*
* Use of this source code is governed by a BSD-style license that can be
* found in the LICENSE file.
*/
#include "src/gpu/GrShaderCaps.h"
#include "src/sksl/SkSLCompiler.h"
#include "fuzz/Fuzz.h"
bool FuzzSKSL2SPIRV(sk_sp<SkData> bytes) {
SkSL::Compiler compiler;
SkSL::String output;
SkSL::Program::Settings settings;
sk_sp<GrShaderCaps> caps = SkSL::ShaderCapsFactory::Default();
settings.fCaps = caps.get();
std::unique_ptr<SkSL::Program> program = compiler.convertProgram(
SkSL::Program::kFragment_Kind,
SkSL::String((const char*) bytes->data(),
bytes->size()),
settings);
if (!program || !compiler.toSPIRV(*program, &output)) {
return false;
}
return true;
}
#if defined(IS_FUZZING_WITH_LIBFUZZER)
extern "C" int LLVMFuzzerTestOneInput(const uint8_t *data, size_t size) {
if (size > 3000) {
return 0;
}
auto bytes = SkData::MakeWithoutCopy(data, size);
FuzzSKSL2SPIRV(bytes);
return 0;
}
#endif