1 /*
2 * Copyright 2019 Google, LLC
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 "src/gpu/ganesh/GrShaderCaps.h"
9 #include "src/sksl/SkSLCompiler.h"
10 #include "src/sksl/SkSLProgramKind.h"
11 #include "src/sksl/SkSLProgramSettings.h"
12 #include "src/sksl/codegen/SkSLMetalCodeGenerator.h"
13 #include "src/sksl/ir/SkSLProgram.h"
14
15 #include "fuzz/Fuzz.h"
16
FuzzSKSL2Metal(const uint8_t * data,size_t size)17 bool FuzzSKSL2Metal(const uint8_t *data, size_t size) {
18 SkSL::Compiler compiler;
19 SkSL::ProgramSettings settings;
20 std::unique_ptr<SkSL::Program> program =
21 compiler.convertProgram(SkSL::ProgramKind::kFragment,
22 std::string(reinterpret_cast<const char*>(data), size),
23 settings);
24 std::string output;
25 if (!program || !SkSL::ToMetal(*program, SkSL::ShaderCapsFactory::Default(), &output)) {
26 return false;
27 }
28 return true;
29 }
30
31 #if defined(SK_BUILD_FOR_LIBFUZZER)
LLVMFuzzerTestOneInput(const uint8_t * data,size_t size)32 extern "C" int LLVMFuzzerTestOneInput(const uint8_t *data, size_t size) {
33 if (size > 3000) {
34 return 0;
35 }
36 FuzzSKSL2Metal(data, size);
37 return 0;
38 }
39 #endif
40