Files
base64
byteorder
bytes
cfg_if
crossbeam_deque
crossbeam_epoch
crossbeam_queue
crossbeam_utils
fnv
futures
futures_cpupool
httparse
hyper
iovec
language_tags
lazy_static
libc
lock_api
log
maybe_uninit
memoffset
mime
mio
mio_uds
net2
num_cpus
parking_lot
parking_lot_core
percent_encoding
proc_macro2
quote
rand
relay
rfsapi
safemem
scoped_tls
scopeguard
serde
serde_derive
slab
smallvec
syn
take
time
tokio
tokio_codec
tokio_core
tokio_current_thread
tokio_executor
tokio_fs
tokio_io
tokio_proto
tokio_reactor
tokio_service
tokio_sync
tokio_tcp
tokio_threadpool
tokio_timer
tokio_udp
tokio_uds
try_lock
unicase
unicode_xid
want
 1
 2
 3
 4
 5
 6
 7
 8
 9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
use bytes::{BufMut, Bytes, BytesMut};
use std::io;
use tokio_io::_tokio_codec::{Decoder, Encoder};

/// A simple `Codec` implementation that just ships bytes around.
#[derive(Copy, Clone, Debug, Eq, PartialEq, Ord, PartialOrd, Hash)]
pub struct BytesCodec(());

impl BytesCodec {
    /// Creates a new `BytesCodec` for shipping around raw bytes.
    pub fn new() -> BytesCodec {
        BytesCodec(())
    }
}

impl Decoder for BytesCodec {
    type Item = BytesMut;
    type Error = io::Error;

    fn decode(&mut self, buf: &mut BytesMut) -> Result<Option<BytesMut>, io::Error> {
        if buf.len() > 0 {
            let len = buf.len();
            Ok(Some(buf.split_to(len)))
        } else {
            Ok(None)
        }
    }
}

impl Encoder for BytesCodec {
    type Item = Bytes;
    type Error = io::Error;

    fn encode(&mut self, data: Bytes, buf: &mut BytesMut) -> Result<(), io::Error> {
        buf.reserve(data.len());
        buf.put(data);
        Ok(())
    }
}