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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-17 12:02:58 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-17 12:02:58 +0000
commit698f8c2f01ea549d77d7dc3338a12e04c11057b9 (patch)
tree173a775858bd501c378080a10dca74132f05bc50 /vendor/nom/tests/overflow.rs
parentInitial commit. (diff)
downloadrustc-698f8c2f01ea549d77d7dc3338a12e04c11057b9.tar.xz
rustc-698f8c2f01ea549d77d7dc3338a12e04c11057b9.zip
Adding upstream version 1.64.0+dfsg1.upstream/1.64.0+dfsg1
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'vendor/nom/tests/overflow.rs')
-rw-r--r--vendor/nom/tests/overflow.rs145
1 files changed, 145 insertions, 0 deletions
diff --git a/vendor/nom/tests/overflow.rs b/vendor/nom/tests/overflow.rs
new file mode 100644
index 000000000..ea513bb39
--- /dev/null
+++ b/vendor/nom/tests/overflow.rs
@@ -0,0 +1,145 @@
+#![cfg_attr(feature = "cargo-clippy", allow(unreadable_literal))]
+#![cfg(target_pointer_width = "64")]
+
+use nom::bytes::streaming::take;
+#[cfg(feature = "alloc")]
+use nom::multi::{length_data, many0};
+#[cfg(feature = "alloc")]
+use nom::number::streaming::be_u64;
+use nom::sequence::tuple;
+use nom::{Err, IResult, Needed};
+
+// Parser definition
+
+// We request a length that would trigger an overflow if computing consumed + requested
+fn parser02(i: &[u8]) -> IResult<&[u8], (&[u8], &[u8])> {
+ tuple((take(1_usize), take(18446744073709551615_usize)))(i)
+}
+
+#[test]
+fn overflow_incomplete_tuple() {
+ assert_eq!(
+ parser02(&b"3"[..]),
+ Err(Err::Incomplete(Needed::new(18446744073709551615)))
+ );
+}
+
+#[test]
+#[cfg(feature = "alloc")]
+fn overflow_incomplete_length_bytes() {
+ fn multi(i: &[u8]) -> IResult<&[u8], Vec<&[u8]>> {
+ many0(length_data(be_u64))(i)
+ }
+
+ // Trigger an overflow in length_data
+ assert_eq!(
+ multi(&b"\x00\x00\x00\x00\x00\x00\x00\x01\xaa\xff\xff\xff\xff\xff\xff\xff\xff"[..]),
+ Err(Err::Incomplete(Needed::new(18446744073709551615)))
+ );
+}
+
+#[test]
+#[cfg(feature = "alloc")]
+fn overflow_incomplete_many0() {
+ fn multi(i: &[u8]) -> IResult<&[u8], Vec<&[u8]>> {
+ many0(length_data(be_u64))(i)
+ }
+
+ // Trigger an overflow in many0
+ assert_eq!(
+ multi(&b"\x00\x00\x00\x00\x00\x00\x00\x01\xaa\xff\xff\xff\xff\xff\xff\xff\xef"[..]),
+ Err(Err::Incomplete(Needed::new(18446744073709551599)))
+ );
+}
+
+#[test]
+#[cfg(feature = "alloc")]
+fn overflow_incomplete_many1() {
+ use nom::multi::many1;
+
+ fn multi(i: &[u8]) -> IResult<&[u8], Vec<&[u8]>> {
+ many1(length_data(be_u64))(i)
+ }
+
+ // Trigger an overflow in many1
+ assert_eq!(
+ multi(&b"\x00\x00\x00\x00\x00\x00\x00\x01\xaa\xff\xff\xff\xff\xff\xff\xff\xef"[..]),
+ Err(Err::Incomplete(Needed::new(18446744073709551599)))
+ );
+}
+
+#[test]
+#[cfg(feature = "alloc")]
+fn overflow_incomplete_many_till() {
+ use nom::{bytes::complete::tag, multi::many_till};
+
+ fn multi(i: &[u8]) -> IResult<&[u8], (Vec<&[u8]>, &[u8])> {
+ many_till(length_data(be_u64), tag("abc"))(i)
+ }
+
+ // Trigger an overflow in many_till
+ assert_eq!(
+ multi(&b"\x00\x00\x00\x00\x00\x00\x00\x01\xaa\xff\xff\xff\xff\xff\xff\xff\xef"[..]),
+ Err(Err::Incomplete(Needed::new(18446744073709551599)))
+ );
+}
+
+#[test]
+#[cfg(feature = "alloc")]
+fn overflow_incomplete_many_m_n() {
+ use nom::multi::many_m_n;
+
+ fn multi(i: &[u8]) -> IResult<&[u8], Vec<&[u8]>> {
+ many_m_n(2, 4, length_data(be_u64))(i)
+ }
+
+ // Trigger an overflow in many_m_n
+ assert_eq!(
+ multi(&b"\x00\x00\x00\x00\x00\x00\x00\x01\xaa\xff\xff\xff\xff\xff\xff\xff\xef"[..]),
+ Err(Err::Incomplete(Needed::new(18446744073709551599)))
+ );
+}
+
+#[test]
+#[cfg(feature = "alloc")]
+fn overflow_incomplete_count() {
+ use nom::multi::count;
+
+ fn counter(i: &[u8]) -> IResult<&[u8], Vec<&[u8]>> {
+ count(length_data(be_u64), 2)(i)
+ }
+
+ assert_eq!(
+ counter(&b"\x00\x00\x00\x00\x00\x00\x00\x01\xaa\xff\xff\xff\xff\xff\xff\xff\xef"[..]),
+ Err(Err::Incomplete(Needed::new(18446744073709551599)))
+ );
+}
+
+#[test]
+#[cfg(feature = "alloc")]
+fn overflow_incomplete_length_count() {
+ use nom::multi::length_count;
+ use nom::number::streaming::be_u8;
+
+ fn multi(i: &[u8]) -> IResult<&[u8], Vec<&[u8]>> {
+ length_count(be_u8, length_data(be_u64))(i)
+ }
+
+ assert_eq!(
+ multi(&b"\x04\x00\x00\x00\x00\x00\x00\x00\x01\xaa\xff\xff\xff\xff\xff\xff\xff\xee"[..]),
+ Err(Err::Incomplete(Needed::new(18446744073709551598)))
+ );
+}
+
+#[test]
+#[cfg(feature = "alloc")]
+fn overflow_incomplete_length_data() {
+ fn multi(i: &[u8]) -> IResult<&[u8], Vec<&[u8]>> {
+ many0(length_data(be_u64))(i)
+ }
+
+ assert_eq!(
+ multi(&b"\x00\x00\x00\x00\x00\x00\x00\x01\xaa\xff\xff\xff\xff\xff\xff\xff\xff"[..]),
+ Err(Err::Incomplete(Needed::new(18446744073709551615)))
+ );
+}