Bug 1734132 - Add neqo glue code to send priority updates r=necko-reviewers,dragana

Differential Revision: https://phabricator.services.mozilla.com/D129003

netwerk/socket/neqo_glue/NeqoHttp3Conn.h

@@ -62,6 +62,12 @@ class NeqoHttp3Conn final {
                                 &aHeaders, aStreamId, aUrgency, aIncremental);
   }
 
+  nsresult PriorityUpdate(uint64_t aStreamId, uint8_t aUrgency,
+                          bool aIncremental) {
+    return neqo_http3conn_priority_update(this, aStreamId, aUrgency,
+                                          aIncremental);
+  }
+
   nsresult SendRequestBody(uint64_t aStreamId, const uint8_t* aBuf,
                            uint32_t aCount, uint32_t* aCountRead) {
     return neqo_htttp3conn_send_request_body(this, aStreamId, aBuf, aCount,

netwerk/socket/neqo_glue/src/lib.rs

@@ -410,6 +410,23 @@ pub extern "C" fn neqo_http3conn_fetch(
     }
 }
 
+#[no_mangle]
+pub extern "C" fn neqo_http3conn_priority_update(
+    conn: &mut NeqoHttp3Conn,
+    stream_id: u64,
+    urgency: u8,
+    incremental: bool,
+) -> nsresult {
+    if urgency >= 8 {
+        return NS_ERROR_INVALID_ARG;
+    }
+    let priority = Priority::new(urgency, incremental);
+    match conn.conn.priority_update(stream_id, priority) {
+        Ok(_) => NS_OK,
+        Err(_) => NS_ERROR_UNEXPECTED,
+    }
+}
+
 #[no_mangle]
 pub extern "C" fn neqo_htttp3conn_send_request_body(
     conn: &mut NeqoHttp3Conn,