diff options
Diffstat (limited to 'vendor/digest/src/dev/xof.rs')
| -rw-r--r-- | vendor/digest/src/dev/xof.rs | 51 |
1 files changed, 0 insertions, 51 deletions
diff --git a/vendor/digest/src/dev/xof.rs b/vendor/digest/src/dev/xof.rs deleted file mode 100644 index 9e5d07a0..00000000 --- a/vendor/digest/src/dev/xof.rs +++ /dev/null @@ -1,51 +0,0 @@ -use crate::ExtendableOutputReset; -use core::fmt::Debug; - -/// Resettable XOF test -pub fn xof_reset_test<D>(input: &[u8], output: &[u8]) -> Option<&'static str> -where - D: ExtendableOutputReset + Default + Debug + Clone, -{ - let mut hasher = D::default(); - let mut buf = [0u8; 1024]; - let buf = &mut buf[..output.len()]; - // Test that it works when accepting the message all at once - hasher.update(input); - let mut hasher2 = hasher.clone(); - hasher.finalize_xof_into(buf); - if buf != output { - return Some("whole message"); - } - buf.iter_mut().for_each(|b| *b = 0); - - // Test if reset works correctly - hasher2.reset(); - hasher2.update(input); - hasher2.finalize_xof_reset_into(buf); - if buf != output { - return Some("whole message after reset"); - } - buf.iter_mut().for_each(|b| *b = 0); - - // Test that it works when accepting the message in chunks - for n in 1..core::cmp::min(17, input.len()) { - let mut hasher = D::default(); - for chunk in input.chunks(n) { - hasher.update(chunk); - hasher2.update(chunk); - } - hasher.finalize_xof_into(buf); - if buf != output { - return Some("message in chunks"); - } - buf.iter_mut().for_each(|b| *b = 0); - - hasher2.finalize_xof_reset_into(buf); - if buf != output { - return Some("message in chunks"); - } - buf.iter_mut().for_each(|b| *b = 0); - } - - None -} |
