From f6f4cd8fcb5dd85e62cf7b10624784f8d4bdd71a Mon Sep 17 00:00:00 2001
From: diogo464 <diogo464@d464.sh>
Date: Thu, 12 Feb 2026 16:30:05 +0000
Subject: switch to postcard

---
 Cargo.toml            |  2 +-
 src/internal.rs       |  2 +-
 src/protocol.rs       |  7 ++-----
 urpc-macro/src/lib.rs | 12 ++++++------
 4 files changed, 10 insertions(+), 13 deletions(-)

diff --git a/Cargo.toml b/Cargo.toml
index 13032d9..92d2614 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -15,12 +15,12 @@ members = ["urpc-macro"]
 [dependencies]
 urpc-macro = { path = "urpc-macro" }
 
-bincode = { version = "2.0.1", features = ["serde"] }
 bytes = { version = "1.10.1", features = ["serde"] }
 futures = "0.3.31"
 serde = { version = "1.0.219", features = ["derive"] }
 tokio = { version = "1.44.1", features = ["full"] }
 tokio-util = { version = "0.7.14", features = ["codec"] }
+postcard = { version = "1.1.3", features = ["use-std"] }
 
 [dev-dependencies]
 tokio-test = "0.4"
diff --git a/src/internal.rs b/src/internal.rs
index a3c203a..7085d84 100644
--- a/src/internal.rs
+++ b/src/internal.rs
@@ -1,2 +1,2 @@
-pub use bincode;
+pub use postcard;
 pub use bytes;
diff --git a/src/protocol.rs b/src/protocol.rs
index baf886b..d789939 100644
--- a/src/protocol.rs
+++ b/src/protocol.rs
@@ -76,8 +76,7 @@ impl Encoder<RpcMessage> for RpcMessageCodec {
         item: RpcMessage,
         dst: &mut bytes::BytesMut,
     ) -> std::result::Result<(), Self::Error> {
-        let encoded = bincode::serde::encode_to_vec(&item, bincode::config::standard())
-            .map_err(std::io::Error::other)?;
+        let encoded = postcard::to_stdvec(&item).map_err(std::io::Error::other)?;
         let encoded = Bytes::from(encoded);
         self.0.encode(encoded, dst).map_err(std::io::Error::other)?;
         Ok(())
@@ -95,9 +94,7 @@ impl Decoder for RpcMessageCodec {
     ) -> std::result::Result<Option<Self::Item>, Self::Error> {
         match self.0.decode(src) {
             Ok(Some(frame)) => {
-                let (message, _) =
-                    bincode::serde::decode_from_slice(&frame, bincode::config::standard())
-                        .map_err(std::io::Error::other)?;
+                let message = postcard::from_bytes(&frame).map_err(std::io::Error::other)?;
                 Ok(Some(message))
             }
             Ok(None) => Ok(None),
diff --git a/urpc-macro/src/lib.rs b/urpc-macro/src/lib.rs
index 4facc60..9d5ce0e 100644
--- a/urpc-macro/src/lib.rs
+++ b/urpc-macro/src/lib.rs
@@ -130,11 +130,11 @@ fn generate_service_into_service_match_arm(service: &Service, method: &Method) -
 
     quote::quote! {
         #method_name => {
-            let ((#(#arg_idents),*), _) =
-                urpc::internal::bincode::serde::decode_from_slice(&arguments, urpc::internal::bincode::config::standard()).map_err(std::io::Error::other)?;
+            let (#(#arg_idents),*) =
+                urpc::internal::postcard::from_bytes(&arguments).map_err(std::io::Error::other)?;
             let ctx = Default::default();
             let ret = <T as #server_trait>::#method_ident(&self.0, ctx, #(#arg_idents),*).await;
-            let value = urpc::internal::bincode::serde::encode_to_vec(&ret, urpc::internal::bincode::config::standard()).map_err(std::io::Error::other)?;
+            let value = urpc::internal::postcard::to_stdvec(&ret).map_err(std::io::Error::other)?;
             Ok(From::from(value))
         }
     }
@@ -229,7 +229,7 @@ fn generate_service_client_method(service: &Service, method: &Method) -> TokenSt
             let service = String::from(#service_name);
             let method = String::from(#method_string);
             let arguments = (#(#method_arg_idents),*);
-            let arguments = match urpc::internal::bincode::serde::encode_to_vec(&arguments, urpc::internal::bincode::config::standard()) {
+            let arguments = match urpc::internal::postcard::to_stdvec(&arguments) {
                 Ok(arguments) => From::from(arguments),
                 Err(err) => return Err(urpc::protocol::RpcError::Transport(std::io::Error::other(err))),
             };
@@ -237,8 +237,8 @@ fn generate_service_client_method(service: &Service, method: &Method) -> TokenSt
                 Ok(response) => response,
                 Err(err) => return Err(urpc::protocol::RpcError::Transport(err)),
             };
-            match urpc::internal::bincode::serde::decode_from_slice::<std::result::Result<#method_return_type, #service_error>, _>(&response, urpc::internal::bincode::config::standard()) {
-                Ok((result, _)) => result.map_err(urpc::protocol::RpcError::Remote),
+            match urpc::internal::postcard::from_bytes::<std::result::Result<#method_return_type, #service_error>>(&response) {
+                Ok(result) => result.map_err(urpc::protocol::RpcError::Remote),
                 Err(err) => Err(urpc::protocol::RpcError::Transport(std::io::Error::other(err))),
             }
         }
-- 
cgit