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Allow all-zero messages #207

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merged 1 commit into from Aug 26, 2020
Merged

Allow all-zero messages #207

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9 changes: 1 addition & 8 deletions src/lib.rs
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Expand Up @@ -454,10 +454,6 @@ impl Message {
/// Converts a `MESSAGE_SIZE`-byte slice to a message object
#[inline]
pub fn from_slice(data: &[u8]) -> Result<Message, Error> {
if data == [0; constants::MESSAGE_SIZE] {
return Err(Error::InvalidMessage);
}

match data.len() {
constants::MESSAGE_SIZE => {
let mut ret = [0; constants::MESSAGE_SIZE];
Expand Down Expand Up @@ -1007,10 +1003,7 @@ mod tests {
Err(InvalidMessage));
assert_eq!(Message::from_slice(&[0; constants::MESSAGE_SIZE + 1]),
Err(InvalidMessage));
assert_eq!(
Message::from_slice(&[0; constants::MESSAGE_SIZE]),
Err(InvalidMessage)
);
assert!(Message::from_slice(&[0; constants::MESSAGE_SIZE]).is_ok());
assert!(Message::from_slice(&[1; constants::MESSAGE_SIZE]).is_ok());
}

Expand Down