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-rw-r--r--src/peer.rs46
-rw-r--r--src/protocol.rs36
2 files changed, 41 insertions, 41 deletions
diff --git a/src/peer.rs b/src/peer.rs
index 0b88a65..f88e8fc 100644
--- a/src/peer.rs
+++ b/src/peer.rs
@@ -9,19 +9,19 @@ use sodiumoxide::crypto::stream::Key;
use protobuf::parse_from_bytes;
use make_discovery_key;
-/// Wraps a low-level DatConnection with extra state about mutually active registers, bitfields the
-/// remote has declare they Have, etc.
+/// Wraps a low-level DatConnection with extra state about active feeds, bitfields that the
+/// remote has declared they Have, etc.
pub struct DatPeer {
- registers: Vec<Key>,
+ feeds: Vec<Key>,
conn: DatConnection,
remote_has: Vec<Vec<Bitfield>>,
}
impl DatPeer {
- /// Has the remote peer indicated they have the given chunk in the given register?
- pub fn has(self, register: u64, index: u64) -> Result<bool> {
- for bitfield in self.remote_has[register as usize].iter() {
+ /// Has the remote peer indicated they have the given chunk in the given feed?
+ pub fn has(self, feed: u64, index: u64) -> Result<bool> {
+ for bitfield in self.remote_has[feed as usize].iter() {
if bitfield.get(index)? {
return Ok(true)
}
@@ -29,19 +29,19 @@ impl DatPeer {
Ok(false)
}
- pub fn add_register(&mut self, key: &[u8]) -> Result<()> {
+ pub fn add_feed(&mut self, key: &[u8]) -> Result<()> {
let key_bytes = key;
let key = Key::from_slice(key_bytes).unwrap();
- for k in self.registers.iter() {
+ for k in self.feeds.iter() {
if *k == key {
- warn!("tried to add register an existing key on a DatPeer connection");
+ warn!("tried to add existing feed/key on a DatPeer connection");
return Ok(())
}
}
- let index = self.registers.len();
+ let index = self.feeds.len();
assert!(index < 256);
let discovery_key = make_discovery_key(key_bytes);;
@@ -50,31 +50,31 @@ impl DatPeer {
feed_msg.set_discoveryKey(discovery_key.to_vec());
self.conn.send_msg(&DatNetMessage::Feed(feed_msg), index as u8)?;
- self.registers.push(key.clone());
+ self.feeds.push(key.clone());
self.remote_has.push(vec![]);
Ok(())
}
- /// hyperdrive-specific helper for discovering the public key for the "content" hyperregister
- /// from the "metadata" register, and sending a Feed message to initialize on this connection.
+ /// hyperdrive-specific helper for discovering the public key for the "content" feed
+ /// from the "metadata" feed , and sending a Feed message to initialize on this connection.
pub fn init_data_feed(&mut self) -> Result<()> {
- if self.registers.len() > 1 {
+ if self.feeds.len() > 1 {
return Ok(());
}
let data_key = self.get_drive_data_key()?;
- self.add_register(&data_key[0..32])
+ self.add_feed(&data_key[0..32])
}
- /// hyperdrive-specific helper for returning the "data" hyperregister public key (aka, index=1)
+ /// hyperdrive-specific helper for returning the "data" feed public key (aka, index=1)
pub fn get_drive_data_key(&mut self) -> Result<Key> {
- if self.registers.len() > 1 {
+ if self.feeds.len() > 1 {
// we already have the key
- let key = self.registers[1].clone();
+ let key = self.feeds[1].clone();
return Ok(key);
}
@@ -103,8 +103,8 @@ impl DatPeer {
// listen for Have
loop {
- let (msg, reg_index) = self.conn.recv_msg()?;
- if reg_index == 1 {
+ let (msg, feed_index) = self.conn.recv_msg()?;
+ if feed_index == 1 {
continue;
}
if let DatNetMessage::Have(_) = msg {
@@ -121,8 +121,8 @@ impl DatPeer {
self.conn.send_msg(&DatNetMessage::Request(rm), 0)?;
loop {
- let (msg, reg_index) = self.conn.recv_msg()?;
- if reg_index == 1 {
+ let (msg, feed_index) = self.conn.recv_msg()?;
+ if feed_index == 1 {
info!("Expected other message channel");
continue;
}
@@ -154,7 +154,7 @@ impl From<DatConnection> for DatPeer {
fn from(dc: DatConnection) -> DatPeer {
let key = dc.key.clone();
DatPeer {
- registers: vec![key],
+ feeds: vec![key],
conn: dc,
remote_has: vec![vec![]],
}
diff --git a/src/protocol.rs b/src/protocol.rs
index 27a7648..79e1f1c 100644
--- a/src/protocol.rs
+++ b/src/protocol.rs
@@ -228,8 +228,8 @@ impl DatConnection {
dc.send_msg(&DatNetMessage::Handshake(handshake_msg), 0)?;
// read handshake
- let (msg, reg_index) = dc.recv_msg()?;
- if reg_index == 1 {
+ let (msg, feed_index) = dc.recv_msg()?;
+ if feed_index == 1 {
bail!("Expected metadata msg, not content");
}
if let DatNetMessage::Handshake(handshake) = msg {
@@ -247,17 +247,17 @@ impl DatConnection {
Ok(dc)
}
- /// For hyperdrive connections, `reg_index` is equivalent to a `is_content` boolean flag.
- pub fn send_msg(&mut self, dnm: &DatNetMessage, reg_index: u8) -> Result<()> {
- let header_int: u8 = (reg_index as u8) << 4 | (msg_code(dnm) & 0x0F);
+ /// For hyperdrive connections, `feed_index` is equivalent to a `is_content` boolean flag.
+ pub fn send_msg(&mut self, dnm: &DatNetMessage, feed_index: u8) -> Result<()> {
+ let header_int: u8 = (feed_index as u8) << 4 | (msg_code(dnm) & 0x0F);
let msg: &Message = msg_sugar(dnm);
let total_message_size = (msg.compute_size() as usize) + 1;
trace!(
- "SEND total_len={} header={} reg_index={} type={:?}",
+ "SEND total_len={} header={} feed_index={} type={:?}",
total_message_size,
header_int,
- reg_index,
+ feed_index,
&dnm
);
@@ -285,13 +285,13 @@ impl DatConnection {
let total_len: u64 = self.read_varint()?;
let header: u8 = self.read_varint()?;
- let reg_index = (header >> 4) & 0xFF;
+ let feed_index = (header >> 4) & 0xFF;
trace!(
- "RECV total_len={} header={} reg_index={}",
+ "RECV total_len={} header={} feed_index={}",
total_len,
header,
- reg_index,
+ feed_index,
);
if header > 0x1F {
@@ -316,7 +316,7 @@ impl DatConnection {
other => bail!("Unimplemented message type received: {}", other),
};
trace!("\twas: {:?}", &dnm);
- Ok((dnm, reg_index))
+ Ok((dnm, feed_index))
}
/// Special unencrypted variant of `send_msg()`, used only during initial connection
@@ -364,38 +364,38 @@ impl DatConnection {
}
/// This is a debug/dev helper, will be deleted
- pub fn receive_some(&mut self, reg_index: u8, length: u64) -> Result<()> {
+ pub fn receive_some(&mut self, feed_index: u8, length: u64) -> Result<()> {
// Info: downloading, not uploading
let mut im = Info::new();
im.set_uploading(false);
im.set_downloading(true);
- self.send_msg(&DatNetMessage::Info(im), reg_index)?;
+ self.send_msg(&DatNetMessage::Info(im), feed_index)?;
// Have: nothing (so far)
let mut hm = Have::new();
hm.set_start(0);
hm.set_length(0);
- self.send_msg(&DatNetMessage::Have(hm), reg_index)?;
+ self.send_msg(&DatNetMessage::Have(hm), feed_index)?;
// UnHave: still nothing
let mut uhm = Unhave::new();
uhm.set_start(0);
- self.send_msg(&DatNetMessage::Unhave(uhm), reg_index)?;
+ self.send_msg(&DatNetMessage::Unhave(uhm), feed_index)?;
// Want: everything
let mut wm = Want::new();
wm.set_start(0);
- self.send_msg(&DatNetMessage::Want(wm), reg_index)?;
+ self.send_msg(&DatNetMessage::Want(wm), feed_index)?;
// Request / Data loop
for i in 0..length {
let mut rm = Request::new();
rm.set_index(i);
- self.send_msg(&DatNetMessage::Request(rm), reg_index)?;
+ self.send_msg(&DatNetMessage::Request(rm), feed_index)?;
loop {
let (msg, rx_index) = self.recv_msg()?;
- if rx_index != reg_index {
+ if rx_index != feed_index {
info!("Expected other message channel");
continue;
}