rpc: Add unimplemented new RPC functions for the future.

src/rpc/adapter/rawtransactions.rs

@@ -42,6 +42,24 @@ pub fn sendrawtransaction(
     Ok(txid)
 }
 
+pub fn fundrawtransaction(
+    _client: &Client,
+    _hexstring: String,
+    _options: Option<String>,
+    _iswitness: Option<bool>,
+) -> Result<String, Error> {
+    todo!()
+}
+
+pub fn signrawtransactionwithwallet(
+    _client: &Client,
+    _hexstring: String,
+    _prevtxs: Option<String>,
+    _sighashtype: Option<bool>,
+) -> Result<String, Error> {
+    todo!()
+}
+
 #[cfg(test)]
 mod tests {
     use crate::{

src/rpc/traits.rs

@@ -94,6 +94,22 @@ pub trait Rpc {
         estimate_mode: Option<&str>,
         avoid_reuse: Option<bool>,
     ) -> Result<String, ErrorObjectOwned>;
+
+    #[method(name = "fundrawtransaction")]
+    async fn fundrawtransaction(
+        &self,
+        hexstring: String,
+        options: Option<String>,
+        iswitness: Option<bool>,
+    ) -> Result<String, ErrorObjectOwned>;
+
+    #[method(name = "signrawtransactionwithwallet")]
+    async fn signrawtransactionwithwallet(
+        &self,
+        hexstring: String,
+        prevtxs: Option<String>,
+        sighashtype: Option<bool>,
+    ) -> Result<String, ErrorObjectOwned>;
 }
 
 #[async_trait]
@@ -208,6 +224,31 @@ impl RpcServer for Client {
             avoid_reuse,
         ))
     }
+
+    async fn fundrawtransaction(
+        &self,
+        hexstring: String,
+        options: Option<String>,
+        iswitness: Option<bool>,
+    ) -> Result<String, ErrorObjectOwned> {
+        to_jsonrpsee_error(adapter::fundrawtransaction(
+            self, hexstring, options, iswitness,
+        ))
+    }
+
+    async fn signrawtransactionwithwallet(
+        &self,
+        hexstring: String,
+        prevtxs: Option<String>,
+        sighashtype: Option<bool>,
+    ) -> Result<String, ErrorObjectOwned> {
+        to_jsonrpsee_error(adapter::signrawtransactionwithwallet(
+            self,
+            hexstring,
+            prevtxs,
+            sighashtype,
+        ))
+    }
 }
 
 /// Helper for converting ledger error to [`jsonrpsee`] error.