xref: /aosp_15_r20/external/pigweed/pw_bluetooth_sapphire/host/l2cap/common_handler_fuzztest.cc (revision 61c4878ac05f98d0ceed94b57d316916de578985)
1 // Copyright 2023 The Pigweed Authors
2 //
3 // Licensed under the Apache License, Version 2.0 (the "License"); you may not
4 // use this file except in compliance with the License. You may obtain a copy of
5 // the License at
6 //
7 //     https://www.apache.org/licenses/LICENSE-2.0
8 //
9 // Unless required by applicable law or agreed to in writing, software
10 // distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
11 // WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
12 // License for the specific language governing permissions and limitations under
13 // the License.
14 
15 #include "pw_bluetooth_sapphire/internal/host/l2cap/command_handler.h"
16 
17 namespace bt::l2cap::internal {
18 class TestResponse : public CommandHandler::Response {
19  public:
TestResponse(SignalingChannel::Status status)20   TestResponse(SignalingChannel::Status status)
21       : CommandHandler::Response(status) {}
22 
TestParseReject(const ByteBuffer & rej_payload_buf)23   bool TestParseReject(const ByteBuffer& rej_payload_buf) {
24     return ParseReject(rej_payload_buf);
25   }
26 };
27 
fuzz(const uint8_t * data,size_t size)28 void fuzz(const uint8_t* data, size_t size) {
29   DynamicByteBuffer buf(size);
30   memcpy(buf.mutable_data(), data, size);
31   TestResponse test_response(SignalingChannel::Status::kSuccess);
32   bool result = test_response.TestParseReject(buf);
33   (void)result;
34 }
35 
36 }  // namespace bt::l2cap::internal
37 
LLVMFuzzerTestOneInput(const uint8_t * data,size_t size)38 extern "C" int LLVMFuzzerTestOneInput(const uint8_t* data, size_t size) {
39   bt::l2cap::internal::fuzz(data, size);
40   return 0;
41 }
42