1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
|
/*
*
* Copyright 2019 gRPC authors.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*
*/
#include <stdint.h>
#include <string.h>
#include <grpc/compression.h>
#include <grpc/grpc.h>
#include <grpc/slice.h>
#include <grpc/slice_buffer.h>
#include "src/core/lib/compression/message_compress.h"
bool squelch = true;
extern "C" int LLVMFuzzerTestOneInput(const uint8_t* data, size_t size) {
if (size < 1) return 0;
// Instead of rolling something complicated to convert a uint8_t to the enum,
// just bail out if it isn't trivially convertible.
if (data[0] >= GRPC_COMPRESS_ALGORITHMS_COUNT) return 0;
const auto compression_algorithm =
static_cast<grpc_compression_algorithm>(data[0]);
grpc_init();
grpc_slice_buffer input_buffer;
grpc_slice_buffer_init(&input_buffer);
grpc_slice_buffer_add(&input_buffer,
grpc_slice_from_copied_buffer(
reinterpret_cast<const char*>(data + 1), size - 1));
grpc_slice_buffer output_buffer;
grpc_slice_buffer_init(&output_buffer);
grpc_msg_compress(compression_algorithm, &input_buffer, &output_buffer);
grpc_slice_buffer_destroy(&input_buffer);
grpc_slice_buffer_destroy(&output_buffer);
grpc_shutdown();
return 0;
}
|
