Work on Linux platform code

1 files changed, 0 insertions, 234 deletions

diff --git a/src/timers.rs b/src/timers.rs
deleted file mode 100644
index 9854229..0000000
--- a/src/timers.rs
+++ /dev/null
@@ -1,234 +0,0 @@
-use std::marker::PhantomData;
-use std::sync::atomic::{AtomicBool, AtomicUsize, Ordering};
-use std::sync::Arc;
-use std::time::Duration;
-
-use log::info;
-
-use hjul::{Runner, Timer};
-
-use crate::constants::*;
-use crate::router::Callbacks;
-use crate::types::{bind, tun};
-use crate::wireguard::{Peer, PeerInner};
-
-pub struct Timers {
-    handshake_pending: AtomicBool,
-    handshake_attempts: AtomicUsize,
-
-    retransmit_handshake: Timer,
-    send_keepalive: Timer,
-    send_persistent_keepalive: Timer,
-    sent_lastminute_handshake: AtomicBool,
-    zero_key_material: Timer,
-    new_handshake: Timer,
-    need_another_keepalive: AtomicBool,
-}
-
-impl Timers {
-    #[inline(always)]
-    fn need_another_keepalive(&self) -> bool {
-        self.need_another_keepalive.swap(false, Ordering::SeqCst)
-    }
-}
-
-impl <T: tun::Tun, B: bind::Bind>Peer<T, B> {
-    /* should be called after an authenticated data packet is sent */
-    pub fn timers_data_sent(&self) {
-        self.timers().new_handshake.start(KEEPALIVE_TIMEOUT + REKEY_TIMEOUT);
-    }
-
-    /* should be called after an authenticated data packet is received */
-    pub fn timers_data_received(&self) {
-        if !self.timers().send_keepalive.start(KEEPALIVE_TIMEOUT) {
-            self.timers().need_another_keepalive.store(true, Ordering::SeqCst)
-        }
-    }
-
-    /* Should be called after any type of authenticated packet is sent, whether:
-     * - keepalive
-     * - data
-     * - handshake
-     */
-    pub fn timers_any_authenticated_packet_sent(&self) {
-        self.timers().send_keepalive.stop()
-    }
-
-    /* Should be called after any type of authenticated packet is received, whether:
-     * - keepalive
-     * - data
-     * - handshake
-     */
-    pub fn timers_any_authenticated_packet_received(&self) {
-        self.timers().new_handshake.stop();
-    }
-
-    /* Should be called after a handshake initiation message is sent. */
-    pub fn timers_handshake_initiated(&self) {
-        self.timers().send_keepalive.stop();
-        self.timers().retransmit_handshake.reset(REKEY_TIMEOUT);
-    }
-
-    /* Should be called after a handshake response message is received and processed
-     * or when getting key confirmation via the first data message.
-     */
-    pub fn timers_handshake_complete(&self) {
-        self.timers().handshake_attempts.store(0, Ordering::SeqCst);
-        self.timers().sent_lastminute_handshake.store(false, Ordering::SeqCst);
-        // TODO: Store time in peer for config
-        // self.walltime_last_handshake
-    }
-
-    /* Should be called after an ephemeral key is created, which is before sending a
-     * handshake response or after receiving a handshake response.
-     */
-    pub fn timers_session_derived(&self) {
-        self.timers().zero_key_material.reset(REJECT_AFTER_TIME * 3);
-    }
-
-    /* Should be called before a packet with authentication, whether
-     * keepalive, data, or handshake is sent, or after one is received.
-     */
-    pub fn timers_any_authenticated_packet_traversal(&self) {
-        let keepalive = self.state.keepalive.load(Ordering::Acquire);
-        if keepalive > 0 {
-            self.timers().send_persistent_keepalive.reset(Duration::from_secs(keepalive as u64));
-        }
-    }
-}
-
-impl Timers {
-    pub fn new<T, B>(runner: &Runner, peer: Peer<T, B>) -> Timers
-    where
-        T: tun::Tun,
-        B: bind::Bind,
-    {
-        // create a timer instance for the provided peer
-        Timers {
-            handshake_pending: AtomicBool::new(false),
-            need_another_keepalive: AtomicBool::new(false),
-            sent_lastminute_handshake: AtomicBool::new(false),
-            handshake_attempts: AtomicUsize::new(0),
-            retransmit_handshake: {
-                let peer = peer.clone();
-                runner.timer(move || {
-                    if peer.timers().handshake_retry() {
-                        info!("Retransmit handshake for {}", peer);
-                        peer.new_handshake();
-                    } else {
-                        info!("Failed to complete handshake for {}", peer);
-                        peer.router.purge_staged_packets();
-                        peer.timers().send_keepalive.stop();
-                        peer.timers().zero_key_material.start(REJECT_AFTER_TIME * 3);
-                    }
-                })
-            },
-            send_keepalive: {
-                let peer = peer.clone();
-                runner.timer(move || {
-                    peer.router.send_keepalive();
-                    if peer.timers().need_another_keepalive() {
-                        peer.timers().send_keepalive.start(KEEPALIVE_TIMEOUT);
-                    }
-                })
-            },
-            new_handshake: {
-                let peer = peer.clone();
-                runner.timer(move || {
-                    info!(
-                        "Retrying handshake with {}, because we stopped hearing back after {} seconds", 
-                        peer, 
-                        (KEEPALIVE_TIMEOUT + REKEY_TIMEOUT).as_secs()
-                    );
-                    peer.new_handshake();
-                    peer.timers.read().handshake_begun();
-                })
-            },
-            zero_key_material: {
-                let peer = peer.clone();
-                runner.timer(move || {
-                    peer.router.zero_keys();
-                })
-            },
-            send_persistent_keepalive: {
-                let peer = peer.clone();
-                runner.timer(move || {
-                    let keepalive = peer.state.keepalive.load(Ordering::Acquire);
-                    if keepalive > 0 {
-                        peer.router.send_keepalive();
-                        peer.timers().send_keepalive.stop();
-                        peer.timers().send_persistent_keepalive.start(Duration::from_secs(keepalive as u64));
-                    }
-                })
-            }
-        }
-    }
-
-    fn handshake_begun(&self) {
-        self.handshake_pending.store(true, Ordering::SeqCst);
-        self.handshake_attempts.store(0, Ordering::SeqCst);
-        self.retransmit_handshake.reset(REKEY_TIMEOUT);
-    }
-
-    fn handshake_retry(&self) -> bool {
-        if self.handshake_attempts.fetch_add(1, Ordering::SeqCst) <= MAX_TIMER_HANDSHAKES {
-            self.retransmit_handshake.reset(REKEY_TIMEOUT);
-            true
-        } else {
-            self.handshake_pending.store(false, Ordering::SeqCst);
-            false
-        }
-    }
-
-    pub fn updated_persistent_keepalive(&self, keepalive: usize) {
-        if keepalive > 0 {
-            self.send_persistent_keepalive.reset(Duration::from_secs(keepalive as u64));
-        }
-    }
-
-    pub fn dummy(runner: &Runner) -> Timers {
-        Timers {
-            handshake_pending: AtomicBool::new(false),
-            need_another_keepalive: AtomicBool::new(false),
-            sent_lastminute_handshake: AtomicBool::new(false),
-            handshake_attempts: AtomicUsize::new(0),
-            retransmit_handshake: runner.timer(|| {}),
-            new_handshake: runner.timer(|| {}),
-            send_keepalive: runner.timer(|| {}),
-            send_persistent_keepalive: runner.timer(|| {}),
-            zero_key_material: runner.timer(|| {})
-        }
-    }
-
-    pub fn handshake_sent(&self) {
-        self.send_keepalive.stop();
-    }
-}
-
-/* Instance of the router callbacks */
-
-pub struct Events<T, B>(PhantomData<(T, B)>);
-
-impl<T: tun::Tun, B: bind::Bind> Callbacks for Events<T, B> {
-    type Opaque = Arc<PeerInner<B>>;
-
-    fn send(peer: &Self::Opaque, size: usize, data: bool, sent: bool) {
-        peer.tx_bytes.fetch_add(size as u64, Ordering::Relaxed);
-    }
-
-    fn recv(peer: &Self::Opaque, size: usize, data: bool, sent: bool) {
-        peer.rx_bytes.fetch_add(size as u64, Ordering::Relaxed);
-    }
-
-    fn need_key(peer: &Self::Opaque) {
-        let timers = peer.timers();
-        if !timers.handshake_pending.swap(true, Ordering::SeqCst) {
-            timers.handshake_attempts.store(0, Ordering::SeqCst);
-            timers.new_handshake.fire();
-        }
-    }
-
-    fn key_confirmed(peer: &Self::Opaque) {
-        peer.timers().retransmit_handshake.stop();
-    }
-}