File: clangd-fuzzer.cpp

package info (click to toggle)
llvm-toolchain-11 1%3A11.0.1-2
  • links: PTS, VCS
  • area: main
  • in suites: bullseye
  • size: 995,808 kB
  • sloc: cpp: 4,767,656; ansic: 760,916; asm: 477,436; python: 170,940; objc: 69,804; lisp: 29,914; sh: 23,855; f90: 18,173; pascal: 7,551; perl: 7,471; ml: 5,603; awk: 3,489; makefile: 2,573; xml: 915; cs: 573; fortran: 503; javascript: 452
file content (44 lines) | stat: -rw-r--r-- 1,565 bytes parent folder | download | duplicates (2)
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
//===-- ClangdFuzzer.cpp - Fuzz clangd ------------------------------------===//
//
// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
// See https://llvm.org/LICENSE.txt for license information.
// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
//
//===----------------------------------------------------------------------===//
///
/// \file
/// This file implements a function that runs clangd on a single input.
/// This function is then linked into the Fuzzer library.
///
//===----------------------------------------------------------------------===//

#include "ClangdLSPServer.h"
#include "ClangdServer.h"
#include "CodeComplete.h"
#include "refactor/Rename.h"
#include "support/ThreadsafeFS.h"
#include <cstdio>
#include <sstream>

using namespace clang::clangd;

extern "C" int LLVMFuzzerTestOneInput(uint8_t *data, size_t size) {
  if (size == 0)
    return 0;

  // fmemopen isn't portable, but I think we only run the fuzzer on Linux.
  std::FILE *In = fmemopen(data, size, "r");
  auto Transport = newJSONTransport(In, llvm::nulls(),
                                    /*InMirror=*/nullptr, /*Pretty=*/false,
                                    /*Style=*/JSONStreamStyle::Delimited);
  RealThreadsafeFS FS;
  CodeCompleteOptions CCOpts;
  CCOpts.EnableSnippets = false;
  ClangdServer::Options Opts;

  // Initialize and run ClangdLSPServer.
  ClangdLSPServer LSPServer(*Transport, FS, CCOpts, RenameOptions(), llvm::None,
                            false, llvm::None, Opts);
  LSPServer.run();
  return 0;
}