1 files changed, 22 insertions, 1 deletions
diff --git a/src/transaction/mod.rs b/src/transaction/mod.rs
index 3be9544..601b134 100644
--- a/src/transaction/mod.rs
+++ b/src/transaction/mod.rs
@@ -1,5 +1,12 @@
+pub mod auth;
+
 use crate::{
-    encoding::{headers::CSeq, request::Request, response::Response, Message},
+    encoding::{
+        headers::{CSeq, CallID},
+        request::Request,
+        response::Response,
+        Message,
+    },
     transport::Transport,
 };
 use anyhow::{anyhow, Result};
@@ -48,6 +55,20 @@ impl<T: Transport> TransactionUser<T> {
             }
         }
     }
+    pub async fn respond(&self, req: &Request, mut resp: Response) -> Result<()> {
+        resp.headers.insert(
+            req.headers
+                .get::<CSeq>()
+                .ok_or(anyhow!("cseq is mandatory"))??,
+        );
+        resp.headers.insert(
+            req.headers
+                .get::<CallID>()
+                .ok_or(anyhow!("call-id is mandatory"))??,
+        );
+        self.transport.send(Message::Response(resp)).await?;
+        Ok(())
+    }
 
     pub async fn transact(&self, mut request: Request) -> Result<mpsc::Receiver<Response>> {
         let seq = self.sequence.fetch_add(1, Ordering::Relaxed);