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https://chromium.googlesource.com/crosvm/crosvm
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34 lines
1.1 KiB
Rust
34 lines
1.1 KiB
Rust
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// Copyright 2019 The Chromium OS Authors. All rights reserved.
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// Use of this source code is governed by a BSD-style license that can be
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// found in the LICENSE file.
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#![no_main]
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extern crate kernel_loader;
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extern crate libc;
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extern crate sys_util;
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use sys_util::{GuestAddress, GuestMemory};
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use std::io::Cursor;
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use std::panic;
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use std::process;
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use std::slice;
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#[export_name = "LLVMFuzzerTestOneInput"]
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pub fn test_one_input(data: *const u8, size: usize) -> i32 {
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// We cannot unwind past ffi boundaries.
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panic::catch_unwind(|| {
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// Safe because the libfuzzer runtime will guarantee that `data` is at least
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// `size` bytes long and that it will be valid for the lifetime of this
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// function.
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let bytes = unsafe { slice::from_raw_parts(data, size) };
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let mut kimage = Cursor::new(bytes);
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let mem = GuestMemory::new(&[(GuestAddress(0), bytes.len() as u64 + 0x1000)]).unwrap();
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let _ = kernel_loader::load_kernel(&mem, GuestAddress(0), &mut kimage);
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})
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.err()
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.map(|_| process::abort());
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0
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}
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