v8/test/fuzzer/fuzzer.cc
ulan 3505406bc7 [wasm] Fix -Wsign-compare warnings.
BUG=v8:5614

Review-Url: https://codereview.chromium.org/2487673004
Cr-Commit-Position: refs/heads/master@{#40891}
2016-11-10 12:51:05 +00:00

57 lines
1.3 KiB
C++

// Copyright 2016 the V8 project authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include <stddef.h>
#include <stdint.h>
#include <stdio.h>
#include <stdlib.h>
extern "C" int LLVMFuzzerInitialize(int* argc, char*** argv);
extern "C" int LLVMFuzzerTestOneInput(const uint8_t* data, size_t size);
int main(int argc, char* argv[]) {
if (LLVMFuzzerInitialize(&argc, &argv)) {
fprintf(stderr, "Failed to initialize fuzzer target\n");
return 1;
}
if (argc < 2) {
fprintf(stderr, "USAGE: %s <input>\n", argv[0]);
return 1;
}
FILE* input = fopen(argv[1], "rb");
if (!input) {
fprintf(stderr, "Failed to open '%s'\n", argv[1]);
return 1;
}
fseek(input, 0, SEEK_END);
long size = ftell(input);
fseek(input, 0, SEEK_SET);
uint8_t* data = reinterpret_cast<uint8_t*>(malloc(size));
if (!data) {
fclose(input);
fprintf(stderr, "Failed to allocate %ld bytes\n", size);
return 1;
}
size_t bytes_read = fread(data, 1, size, input);
fclose(input);
if (bytes_read != static_cast<size_t>(size)) {
free(data);
fprintf(stderr, "Failed to read %s\n", argv[1]);
return 1;
}
int result = LLVMFuzzerTestOneInput(data, size);
free(data);
return result;
}