Function parse_header 

pub fn parse_header(bytes: &[u8]) -> Result<(Header, usize), SnapshotError>

Parse the 16-byte header.

Errors

• SnapshotError::HeaderTruncated if bytes is shorter than 16 bytes.
• SnapshotError::BadMagic on a bad prefix.
• SnapshotError::UnsupportedFormat if the format version is past FORMAT_VERSION.