This crate provides varint encoding/decoding and is based on the varinteger crate, but is adapted for bytes.
```rust extern crate bytes;
// decode a `u64` integer from a buffer
let mut buf = &[100u8, 232, 7][..];
let value = varintbuf::decode(&mut buf);
assert_eq!(value, 100);
let mut buf = Bytes::from(buf);
let value = varintbuf::decode(&mut buf);
assert_eq!(value, 1000)
```
```rust extern crate bytes;
// encode a `u64` integer into a buffer
let mut buf = Vec::new();
let mut bytes_encoded = encode(100, &mut buf);
assert_eq!(buf[0], 100);
let mut buf = BytesMut::from(&*buf);
bytes_encoded += encode(1000, &mut buf);
assert_eq!(buf[1], 232);
assert_eq!(buf[2], 7);
assert_eq!(bytes_encoded, 3);
assert_eq!(bytes_encoded, buf.len());
```
Licensed under either of these: