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Merge pull request #24 from bspeice/panic_fuzzing

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Fix #21
This commit is contained in:
bspeice
2020-06-11 12:23:10 -04:00
committed by GitHub
parent 5782a573bc 2a2f1e7fbd
commit 245f746c8c
2 changed files with 21 additions and 14 deletions
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28
src/lib.rs
View File

@ -746,11 +746,11 @@ impl Parser {
// Jan-01[-99]
let sep = &l[i + 1];
// TODO: This seems like a very unsafe unwrap
ymd.append(l[i + 2].parse::<i32>().unwrap(), &l[i + 2], None)?;
ymd.append(l[i + 2].parse::<i32>()?, &l[i + 2], None)?;
if i + 3 < len_l && &l[i + 3] == sep {
// Jan-01-99
ymd.append(l[i + 4].parse::<i32>().unwrap(), &l[i + 4], None)?;
ymd.append(l[i + 4].parse::<i32>()?, &l[i + 4], None)?;
i += 2;
}
@ -813,17 +813,17 @@ impl Parser {
// TODO: check that l[i + 1] is integer?
if len_li == 4 {
// -0300
hour_offset = Some(l[i + 1][..2].parse::<i32>().unwrap());
min_offset = Some(l[i + 1][2..4].parse::<i32>().unwrap());
hour_offset = Some(l[i + 1][..2].parse::<i32>()?);
min_offset = Some(l[i + 1][2..4].parse::<i32>()?);
} else if i + 2 < len_l && l[i + 2] == ":" {
// -03:00
hour_offset = Some(l[i + 1].parse::<i32>().unwrap());
min_offset = Some(l[i + 3].parse::<i32>().unwrap());
hour_offset = Some(l[i + 1].parse::<i32>()?);
min_offset = Some(l[i + 3].parse::<i32>()?);
i += 2;
} else if len_li <= 2 {
// -[0]3
let range_len = min(l[i + 1].len(), 2);
hour_offset = Some(l[i + 1][..range_len].parse::<i32>().unwrap());
hour_offset = Some(l[i + 1][..range_len].parse::<i32>()?);
min_offset = Some(0);
}
@ -1027,9 +1027,9 @@ impl Parser {
let s = &tokens[idx];
if ymd.len() == 0 && tokens[idx].find('.') == None {
ymd.append(s[0..2].parse::<i32>().unwrap(), &s[0..2], None)?;
ymd.append(s[2..4].parse::<i32>().unwrap(), &s[2..4], None)?;
ymd.append(s[4..6].parse::<i32>().unwrap(), &s[4..6], None)?;
ymd.append(s[0..2].parse::<i32>()?, &s[0..2], None)?;
ymd.append(s[2..4].parse::<i32>()?, &s[2..4], None)?;
ymd.append(s[4..6].parse::<i32>()?, &s[4..6], None)?;
} else {
// 19990101T235959[.59]
res.hour = s[0..2].parse::<i32>().ok();
@ -1043,12 +1043,12 @@ impl Parser {
// YYMMDD
let s = &tokens[idx];
ymd.append(
s[..4].parse::<i32>().unwrap(),
s[..4].parse::<i32>()?,
&s[..4],
Some(YMDLabel::Year),
)?;
ymd.append(s[4..6].parse::<i32>().unwrap(), &s[4..6], None)?;
ymd.append(s[6..8].parse::<i32>().unwrap(), &s[6..8], None)?;
ymd.append(s[4..6].parse::<i32>()?, &s[4..6], None)?;
ymd.append(s[6..8].parse::<i32>()?, &s[6..8], None)?;
if len_li > 8 {
res.hour = Some(s[8..10].parse::<i32>()?);
@ -1090,7 +1090,7 @@ impl Parser {
{
// TODO: There's got to be a better way of handling the condition above
let sep = &tokens[idx + 1];
ymd.append(value_repr.parse::<i32>().unwrap(), &value_repr, None)?;
ymd.append(value_repr.parse::<i32>()?, &value_repr, None)?;
if idx + 2 < len_l && !info.jump_index(&tokens[idx + 2]) {
if let Ok(val) = tokens[idx + 2].parse::<i32>() {

7
src/tests/fuzzing.rs
View File

@ -40,3 +40,10 @@ fn test_fuzz() {
Err(ParseError::ImpossibleTimestamp("Invalid minute"))
);
}
#[test]
fn large_int() {
let parse_result = parse("1412409095009.jpg");
assert!(parse_result.is_err());
println!("{:?}", parse_result);
}