2 // https://github.com/rust-lang/rust/blob/1.57.0/library/core/src/hash/sip.rs
14 /// An implementation of SipHash 1-3.
87 unsafe fn u8to64_le(buf: &[u8], start: usize, len: usize) -> u64 {  in u8to64_le()
113     pub(crate) fn new() -> Self {  in new()
118     fn new_with_keys(key0: u64, key1: u64) -> Self {  in new_with_keys()
158         let mut needed = 0;  in write()  localVariable
161             needed = 8 - self.ntail;  in write()
162             // SAFETY: `cmp::min(length, needed)` is guaranteed to not be over `length`  in write()
163             self.tail |= unsafe { u8to64_le(msg, 0, cmp::min(length, needed)) } << (8 * self.ntail);  in write()
164             if length < needed {  in write()
176         let len = length - needed;  in write()
179         let mut i = needed;  in write()
180         while i < len - left {  in write()
181             // SAFETY: because `len - left` is the biggest multiple of 8 under  in write()
182             // `len`, and because `i` starts at `needed` where `len` is `length - needed`,  in write()
193         // SAFETY: `i` is now `needed + len.div_euclid(8) * 8`,  in write()
194         // so `i + left` = `needed + len` = `length`, which is by  in write()
200     fn finish(&self) -> u64 {  in finish()