introduce crossbeam module

satrs/src/pus/mod.rs

@@ -379,7 +379,6 @@ pub mod std_mod {
     use crate::{ChannelId, TargetId};
     use alloc::boxed::Box;
     use alloc::vec::Vec;
-    use crossbeam_channel as cb;
     use spacepackets::ecss::tc::PusTcReader;
     use spacepackets::ecss::tm::PusTmCreator;
     use spacepackets::ecss::{PusError, WritablePusPacket};
@@ -391,6 +390,9 @@ pub mod std_mod {
     use std::sync::mpsc::TryRecvError;
     use thiserror::Error;
 
+    #[cfg(feature = "crossbeam")]
+    pub use cb_mod::*;
+
     use super::verification::VerificationReportingProvider;
     use super::{AcceptedEcssTcAndToken, TcInMemory};
 
@@ -400,21 +402,6 @@ pub mod std_mod {
         }
     }
 
-    impl From<cb::SendError<StoreAddr>> for EcssTmtcError {
-        fn from(_: cb::SendError<StoreAddr>) -> Self {
-            Self::Send(GenericSendError::RxDisconnected)
-        }
-    }
-
-    impl From<cb::TrySendError<StoreAddr>> for EcssTmtcError {
-        fn from(value: cb::TrySendError<StoreAddr>) -> Self {
-            match value {
-                cb::TrySendError::Full(_) => Self::Send(GenericSendError::QueueFull(None)),
-                cb::TrySendError::Disconnected(_) => Self::Send(GenericSendError::RxDisconnected),
-            }
-        }
-    }
-
     impl EcssTmSenderCore for mpsc::Sender<StoreAddr> {
         fn send_tm(&self, tm: PusTmWrapper) -> Result<(), EcssTmtcError> {
             match tm {
@@ -439,19 +426,6 @@ pub mod std_mod {
         }
     }
 
-    #[cfg(feature = "crossbeam")]
-    impl EcssTmSenderCore for crossbeam_channel::Sender<StoreAddr> {
-        fn send_tm(&self, tm: PusTmWrapper) -> Result<(), EcssTmtcError> {
-            match tm {
-                PusTmWrapper::InStore(addr) => self
-                    .try_send(addr)
-                    .map_err(|e| EcssTmtcError::Send(e.into()))?,
-                PusTmWrapper::Direct(_) => return Err(EcssTmtcError::CantSendDirectTm),
-            };
-            Ok(())
-        }
-    }
-
     impl EcssTmSenderCore for mpsc::Sender<Vec<u8>> {
         fn send_tm(&self, tm: PusTmWrapper) -> Result<(), EcssTmtcError> {
             match tm {
@@ -476,19 +450,6 @@ pub mod std_mod {
         }
     }
 
-    #[cfg(feature = "crossbeam")]
-    impl EcssTmSenderCore for crossbeam_channel::Sender<Vec<u8>> {
-        fn send_tm(&self, tm: PusTmWrapper) -> Result<(), EcssTmtcError> {
-            match tm {
-                PusTmWrapper::InStore(addr) => return Err(EcssTmtcError::CantSendAddr(addr)),
-                PusTmWrapper::Direct(tm) => self
-                    .send(tm.to_vec()?)
-                    .map_err(|e| EcssTmtcError::Send(e.into()))?,
-            };
-            Ok(())
-        }
-    }
-
     #[derive(Clone)]
     pub struct TmInSharedPoolSenderWithId<Sender: EcssTmSenderCore> {
         channel_id: ChannelId,
@@ -542,9 +503,6 @@ pub mod std_mod {
     pub type TmInSharedPoolSenderWithMpsc = TmInSharedPoolSenderWithId<mpsc::Sender<StoreAddr>>;
     pub type TmInSharedPoolSenderWithBoundedMpsc =
         TmInSharedPoolSenderWithId<mpsc::SyncSender<StoreAddr>>;
-    #[cfg(feature = "crossbeam")]
-    pub type TmInSharedPoolSenderWithCrossbeam =
-        TmInSharedPoolSenderWithId<crossbeam_channel::Sender<StoreAddr>>;
 
     /// This class can be used if frequent heap allocations during run-time are not an issue.
     /// PUS TM packets will be sent around as [Vec]s. Please note that the current implementation
@@ -624,40 +582,88 @@ pub mod std_mod {
         }
     }
 
-    pub struct CrossbeamTcReceiver {
-        id: ChannelId,
-        name: &'static str,
-        receiver: cb::Receiver<EcssTcAndToken>,
-    }
+    #[cfg(feature = "crossbeam")]
+    pub mod cb_mod {
+        use super::*;
 
-    impl CrossbeamTcReceiver {
-        pub fn new(
+        pub type TmInSharedPoolSenderWithCrossbeam =
+            TmInSharedPoolSenderWithId<cb::Sender<StoreAddr>>;
+
+        impl From<cb::SendError<StoreAddr>> for EcssTmtcError {
+            fn from(_: cb::SendError<StoreAddr>) -> Self {
+                Self::Send(GenericSendError::RxDisconnected)
+            }
+        }
+
+        impl From<cb::TrySendError<StoreAddr>> for EcssTmtcError {
+            fn from(value: cb::TrySendError<StoreAddr>) -> Self {
+                match value {
+                    cb::TrySendError::Full(_) => Self::Send(GenericSendError::QueueFull(None)),
+                    cb::TrySendError::Disconnected(_) => {
+                        Self::Send(GenericSendError::RxDisconnected)
+                    }
+                }
+            }
+        }
+
+        impl EcssTmSenderCore for cb::Sender<StoreAddr> {
+            fn send_tm(&self, tm: PusTmWrapper) -> Result<(), EcssTmtcError> {
+                match tm {
+                    PusTmWrapper::InStore(addr) => self
+                        .try_send(addr)
+                        .map_err(|e| EcssTmtcError::Send(e.into()))?,
+                    PusTmWrapper::Direct(_) => return Err(EcssTmtcError::CantSendDirectTm),
+                };
+                Ok(())
+            }
+        }
+        impl EcssTmSenderCore for cb::Sender<Vec<u8>> {
+            fn send_tm(&self, tm: PusTmWrapper) -> Result<(), EcssTmtcError> {
+                match tm {
+                    PusTmWrapper::InStore(addr) => return Err(EcssTmtcError::CantSendAddr(addr)),
+                    PusTmWrapper::Direct(tm) => self
+                        .send(tm.to_vec()?)
+                        .map_err(|e| EcssTmtcError::Send(e.into()))?,
+                };
+                Ok(())
+            }
+        }
+
+        pub struct CrossbeamTcReceiver {
             id: ChannelId,
             name: &'static str,
             receiver: cb::Receiver<EcssTcAndToken>,
-        ) -> Self {
-            Self { id, name, receiver }
-        }
-    }
-
-    impl EcssChannel for CrossbeamTcReceiver {
-        fn channel_id(&self) -> ChannelId {
-            self.id
         }
 
-        fn name(&self) -> &'static str {
-            self.name
+        impl CrossbeamTcReceiver {
+            pub fn new(
+                id: ChannelId,
+                name: &'static str,
+                receiver: cb::Receiver<EcssTcAndToken>,
+            ) -> Self {
+                Self { id, name, receiver }
+            }
         }
-    }
 
-    impl EcssTcReceiverCore for CrossbeamTcReceiver {
-        fn recv_tc(&self) -> Result<EcssTcAndToken, TryRecvTmtcError> {
-            self.receiver.try_recv().map_err(|e| match e {
-                cb::TryRecvError::Empty => TryRecvTmtcError::Empty,
-                cb::TryRecvError::Disconnected => {
-                    TryRecvTmtcError::Tmtc(EcssTmtcError::from(GenericRecvError::TxDisconnected))
-                }
-            })
+        impl EcssChannel for CrossbeamTcReceiver {
+            fn channel_id(&self) -> ChannelId {
+                self.id
+            }
+
+            fn name(&self) -> &'static str {
+                self.name
+            }
+        }
+
+        impl EcssTcReceiverCore for CrossbeamTcReceiver {
+            fn recv_tc(&self) -> Result<EcssTcAndToken, TryRecvTmtcError> {
+                self.receiver.try_recv().map_err(|e| match e {
+                    cb::TryRecvError::Empty => TryRecvTmtcError::Empty,
+                    cb::TryRecvError::Disconnected => TryRecvTmtcError::Tmtc(EcssTmtcError::from(
+                        GenericRecvError::TxDisconnected,
+                    )),
+                })
+            }
         }
     }