1 //
2 //
3 // Copyright 2016 gRPC authors.
4 //
5 // Licensed under the Apache License, Version 2.0 (the "License");
6 // you may not use this file except in compliance with the License.
7 // You may obtain a copy of the License at
8 //
9 // http://www.apache.org/licenses/LICENSE-2.0
10 //
11 // Unless required by applicable law or agreed to in writing, software
12 // distributed under the License is distributed on an "AS IS" BASIS,
13 // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
14 // See the License for the specific language governing permissions and
15 // limitations under the License.
16 //
17 //
18
19 #include <grpc/grpc.h>
20 #include <stdint.h>
21 #include <string.h>
22
23 #include <utility>
24
25 #include "absl/log/check.h"
26 #include "src/core/lib/slice/percent_encoding.h"
27 #include "src/core/lib/slice/slice.h"
28
29 bool squelch = true;
30 bool leak_check = true;
31
test(const uint8_t * data,size_t size,grpc_core::PercentEncodingType type)32 static void test(const uint8_t* data, size_t size,
33 grpc_core::PercentEncodingType type) {
34 grpc_init();
35 auto input = grpc_core::Slice::FromCopiedBuffer(
36 reinterpret_cast<const char*>(data), size);
37 auto output = grpc_core::PercentEncodeSlice(input.Ref(), type);
38 auto permissive_decoded_output =
39 grpc_core::PermissivePercentDecodeSlice(std::move(output));
40 // decoded output must always match the input
41 CHECK(input == permissive_decoded_output);
42 grpc_shutdown();
43 }
44
LLVMFuzzerTestOneInput(const uint8_t * data,size_t size)45 extern "C" int LLVMFuzzerTestOneInput(const uint8_t* data, size_t size) {
46 test(data, size, grpc_core::PercentEncodingType::URL);
47 test(data, size, grpc_core::PercentEncodingType::Compatible);
48 return 0;
49 }
50