Function read_backup_header
Source pub fn read_backup_header(data: &[u8]) -> Result<(EpochId, EpochId, u64)>
Expand description
Reads and validates the incremental backup file header.
Returns (start_epoch, end_epoch, record_count) on success.
§Errors
Returns an error if the header is invalid.
§Panics
Cannot panic: all slice indexing is bounds-checked by the length guard.