chore: Rename queue_ts to queue_timestamp for consistency

Author: gavv

src/internal_modules/roc_packet/router.cpp

@@ -56,7 +56,7 @@ status::StatusCode Router::write(const PacketPtr& packet) {
     if (Route* route = find_route_(packet->flags())) {
         if (allow_route_(*route, *packet)) {
             if (packet->udp()) {
-                packet->udp()->queue_ts = core::timestamp(core::ClockUnix);
+                packet->udp()->queue_timestamp = core::timestamp(core::ClockUnix);
             }
 
             return route->writer->write(packet);

src/internal_modules/roc_packet/target_libuv/roc_packet/udp.cpp

@@ -14,7 +14,7 @@ namespace packet {
 
 UDP::UDP()
     : receive_timestamp(0)
-    , queue_ts(0) {
+    , queue_timestamp(0) {
     memset(&request, 0, sizeof(request));
 }
 

src/internal_modules/roc_packet/target_libuv/roc_packet/udp.h

@@ -25,22 +25,30 @@ namespace packet {
 //! UDP packet.
 struct UDP {
     //! Source address.
+    //! @remarks
+    //!  Address from which packet was / will be sent.
     address::SocketAddr src_addr;
 
     //! Destination address.
+    //! @remarks
+    //!  Address to which packet was / will be sent.
     address::SocketAddr dst_addr;
 
     //! Packet receive timestamp (RTS), nanoseconds since Unix epoch.
+    //! @remarks
+    //!  It points to a moment when packets was grabbed by network thread.
     core::nanoseconds_t receive_timestamp;
 
-    //! Timestamp in ns since unix-epoch. It points to a moment when
-    //! the packet was transferred to a sink-thread, that "consumes"
-    //! this packet. The reason to have it separate is that this
-    //! allows us to account additional jitter introduced by
-    //! thread-switch time.
-    core::nanoseconds_t queue_ts;
+    //! Packet queue timestamp (QTS), nanoseconds since Unix epoch.
+    //! @remarks
+    //!  It points to a moment when the packet was transferred to a sink-thread,
+    //!  that "consumes" this packet. The reason to have it separate is that this
+    //!  allows us to account additional jitter introduced by thread-switch time.
+    core::nanoseconds_t queue_timestamp;
 
     //! Sender request state.
+    //! @remarks
+    //!  Used by network thread.
     uv_udp_send_t request;
 
     UDP();

src/tests/roc_rtp/test_link_meter.cpp

@@ -35,7 +35,7 @@ packet::PacketPtr new_packet(packet::seqnum_t sn) {
     packet->add_flags(packet::Packet::FlagRTP | packet::Packet::FlagUDP);
     packet->rtp()->payload_type = PayloadType_L16_Stereo;
     packet->rtp()->seqnum = sn;
-    packet->udp()->queue_ts = 666;
+    packet->udp()->queue_timestamp = 666;
 
     return packet;
 }