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/* | ||
!r.sh | ||
!mutant.rs | ||
!info.properties | ||
!.gitignore | ||
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use std::collections::VecDeque; | ||
use std::fmt; | ||
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pub struct Packet | ||
{ | ||
pub payload: VecDeque<u8>, | ||
} | ||
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pub struct Header | ||
{ | ||
pub data: Vec<u8>, | ||
} | ||
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impl Packet | ||
{ | ||
pub fn new() -> Self | ||
{ | ||
let payload = VecDeque::with_capacity(32); | ||
Packet{payload} | ||
} | ||
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pub fn len(&self) -> usize | ||
{ | ||
self.payload.len() | ||
} | ||
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pub fn push_header(&mut self, header: &Header) | ||
{ | ||
self.payload.reserve(header.data.len()); | ||
for b in header.data.iter().rev() { | ||
self.payload.push_front(*b); | ||
} | ||
} | ||
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pub fn push_back_bytes(&mut self, data: &[u8]) | ||
{ | ||
self.payload.extend(data.iter()); | ||
} | ||
} | ||
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impl fmt::Debug for Packet | ||
{ | ||
fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result | ||
{ | ||
let mut bytes = String::with_capacity(3*self.len()); | ||
for i in 0..self.payload.len() { | ||
bytes.push_str(&format!(" {:02X}", self.payload[i])); | ||
} | ||
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write!(f, "{}", bytes) | ||
} | ||
} | ||
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impl Header | ||
{ | ||
pub fn new() -> Self | ||
{ | ||
let data = Vec::with_capacity(20); | ||
Header{data} | ||
} | ||
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pub fn with_capacity(capacity: usize) -> Self | ||
{ | ||
let data = Vec::with_capacity(capacity); | ||
Header{data} | ||
} | ||
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pub fn push8(&mut self, data: u8) | ||
{ | ||
self.data.push(data); | ||
} | ||
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pub fn push16(&mut self, data: u16) | ||
{ | ||
self.data.push((data >> 8) as u8); | ||
self.data.push((data & 0xFF) as u8); | ||
} | ||
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pub fn push32(&mut self, data: u32) | ||
{ | ||
self.data.push((data >> 24) as u8); | ||
self.data.push(((data >> 16) & 0xFF) as u8); | ||
self.data.push(((data >> 8) & 0xFF) as u8); | ||
self.data.push((data & 0xFF) as u8); | ||
} | ||
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pub fn push_bytes(&mut self, data: &[u8]) | ||
{ | ||
self.data.extend(data); | ||
} | ||
} | ||
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fn push_ipv4(packet: &mut Packet) | ||
{ | ||
let payload_len = packet.len(); | ||
let mut header = Header::with_capacity(20); | ||
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let b = 0x45; // version + IHL (we don't support options so length is fixed) | ||
header.push8(b); | ||
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header.push8(20); | ||
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let hw = 20 + payload_len; // total length | ||
header.push16(hw as u16); | ||
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header.push16(21); // identification | ||
header.push16(23); | ||
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packet.push_header(&header); | ||
} | ||
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fn push_mac(packet: &mut Packet) | ||
{ | ||
let mut header = Header::with_capacity(30); | ||
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let hw = 0b1000_10_00; // frame control, see 9.2.4.1 | ||
header.push16(hw); | ||
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let addr = [1, 2, 3, 4, 5, 6]; | ||
for &b in addr.iter() { // address 1, see 9.3.2.1 | ||
header.push8(b); | ||
} | ||
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for &b in addr.iter() { // address 2 | ||
header.push8(b); | ||
} | ||
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for &b in addr.iter() {// address 3 | ||
header.push8(b); | ||
} | ||
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header.push16(55); | ||
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let hw = 0b111_0_00_0_000; // QoS control, see 9.2.4.5.1 | ||
header.push16(hw); | ||
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packet.push_header(&header); | ||
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let fcs = [0xD9, 0x58, 0xFB, 0xA8]; | ||
println!("old packet = {:?}", packet); | ||
println!("pushing {:X} {:X} {:X} {:X} ", fcs[0], fcs[1], fcs[2], fcs[3]); | ||
packet.push_back_bytes(&fcs); | ||
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println!("new packet = {:?}", packet); | ||
} | ||
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fn main() | ||
{ | ||
let mut packet = Packet::new(); | ||
push_ipv4(&mut packet); | ||
push_mac(&mut packet); | ||
} |
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#!/usr/bin/env bash | ||
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set -o nounset | ||
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readonly FILE="mutant.rs" | ||
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readonly BUGGY_RUSTC_VERSION="1.20.0" | ||
readonly CORRECT_RUSTC_VERSION="1.47.0" | ||
readonly CORRECT_RUSTC_VERSION_2="1.47.0" | ||
rustup toolchain install "${BUGGY_RUSTC_VERSION}" --force | ||
rustup toolchain install "${CORRECT_RUSTC_VERSION}" --force | ||
rustup toolchain install "${CORRECT_RUSTC_VERSION_2}" --force | ||
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if ! command -v valgrind > /dev/null ; then | ||
echo "valgrind is not installed" | ||
exit 100 | ||
fi | ||
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readonly EXE_WRONG="./wrong.out" | ||
if ! timeout -s 9 60 rustup run "${BUGGY_RUSTC_VERSION}" rustc -o "${EXE_WRONG}" "${FILE}"; then | ||
exit 1 | ||
fi | ||
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readonly EXE_CORRECT="./correct.out" | ||
if ! timeout -s 9 60 rustup run "${CORRECT_RUSTC_VERSION}" rustc -o "${EXE_CORRECT}" "${FILE}" ; then | ||
exit 1 | ||
fi | ||
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readonly EXE_CORRECT_2="./correct_2.out" | ||
if ! timeout -s 9 60 rustup run "${CORRECT_RUSTC_VERSION_2}" rustc -o "${EXE_CORRECT_2}" "${FILE}" ; then | ||
exit 1 | ||
fi | ||
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readonly OUTPUT_WRONG="wrong_output.txt" | ||
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if (timeout -s 9 30 valgrind "${EXE_WRONG}") &> "${OUTPUT_WRONG}" ; then | ||
exit 1 | ||
fi | ||
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readonly OUTPUT_CORRECT_1="correct_output.txt" | ||
readonly OUTPUT_CORRECT_2="correct_output_2.txt" | ||
if ! timeout -s 9 30 valgrind "${EXE_CORRECT}"; then | ||
exit 1 | ||
fi | ||
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timeout -s 9 30 "${EXE_CORRECT}" &> "${OUTPUT_CORRECT_1}" | ||
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if ! timeout -s 9 30 valgrind "${EXE_CORRECT_2}" ; then | ||
exit 1 | ||
fi | ||
timeout -s 9 30 "${EXE_CORRECT_2}" &> "${OUTPUT_CORRECT_2}" | ||
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if ! diff "${OUTPUT_CORRECT_1}" "${OUTPUT_CORRECT_2}" ; then | ||
exit 1 | ||
fi | ||
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exit 0 | ||
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@@ -0,0 +1,6 @@ | ||
/* | ||
!r.sh | ||
!mutant.rs | ||
!info.properties | ||
!.gitignore | ||
|
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Original file line number | Diff line number | Diff line change |
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buggy_compiler_version_file=compiler_version.txt | ||
script_file=r.sh | ||
reduced_file=reduced_mutant.rs | ||
source_file=mutant.rs |
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