From 4af3854b8b83da558cc72772fbfb9eb185c1649d Mon Sep 17 00:00:00 2001
From: ldm0 <ldm2993593805@163.com>
Date: Thu, 1 Oct 2026 22:49:28 +0800
Subject: [PATCH] feat(webrtc): expose non-constructible transport and RTP
 interfaces

---
 .../src/context_bootstrap/specs/registry.rs   | 32 +++++++++++++++
 moli-renderer-v8/src/script_vm/tests/mod.rs   |  1 +
 ...transport_interface_exposure_interfaces.rs | 39 +++++++++++++++++++
 moli-renderer-v8/src/web_api_interfaces.rs    |  8 ++++
 4 files changed, 80 insertions(+)
 create mode 100644 moli-renderer-v8/src/script_vm/tests/rtc_transport_interface_exposure_interfaces.rs

diff --git a/moli-renderer-v8/src/context_bootstrap/specs/registry.rs b/moli-renderer-v8/src/context_bootstrap/specs/registry.rs
index e2175cedbb..5736c508dc 100644
--- a/moli-renderer-v8/src/context_bootstrap/specs/registry.rs
+++ b/moli-renderer-v8/src/context_bootstrap/specs/registry.rs
@@ -4,6 +4,38 @@ use crate::web_api_interfaces;
 use std::collections::HashSet;
 
 const CONSTRUCTOR_SPECS_BEFORE_STREAMS: &[ConstructorSpec] = &[
+    ConstructorSpec {
+        interface: web_api_interfaces::RTCCertificate::DESCRIPTOR,
+        kind: ConstructorKind::Illegal,
+    },
+    ConstructorSpec {
+        interface: web_api_interfaces::RTCDTMFSender::DESCRIPTOR,
+        kind: ConstructorKind::Illegal,
+    },
+    ConstructorSpec {
+        interface: web_api_interfaces::RTCDtlsTransport::DESCRIPTOR,
+        kind: ConstructorKind::Illegal,
+    },
+    ConstructorSpec {
+        interface: web_api_interfaces::RTCIceTransport::DESCRIPTOR,
+        kind: ConstructorKind::Illegal,
+    },
+    ConstructorSpec {
+        interface: web_api_interfaces::RTCRtpSender::DESCRIPTOR,
+        kind: ConstructorKind::Illegal,
+    },
+    ConstructorSpec {
+        interface: web_api_interfaces::RTCRtpTransceiver::DESCRIPTOR,
+        kind: ConstructorKind::Illegal,
+    },
+    ConstructorSpec {
+        interface: web_api_interfaces::RTCSctpTransport::DESCRIPTOR,
+        kind: ConstructorKind::Illegal,
+    },
+    ConstructorSpec {
+        interface: web_api_interfaces::RTCStatsReport::DESCRIPTOR,
+        kind: ConstructorKind::Illegal,
+    },
     ConstructorSpec {
         interface: web_api_interfaces::External::DESCRIPTOR,
         kind: ConstructorKind::Illegal,
diff --git a/moli-renderer-v8/src/script_vm/tests/mod.rs b/moli-renderer-v8/src/script_vm/tests/mod.rs
index c36aeb02e0..90f1e16da4 100644
--- a/moli-renderer-v8/src/script_vm/tests/mod.rs
+++ b/moli-renderer-v8/src/script_vm/tests/mod.rs
@@ -2194,3 +2194,4 @@ mod media_device_interfaces;
 
 mod dom_rect_factory_descriptors;
 mod dom_rect_structured_clone;
+mod rtc_transport_interface_exposure_interfaces;
diff --git a/moli-renderer-v8/src/script_vm/tests/rtc_transport_interface_exposure_interfaces.rs b/moli-renderer-v8/src/script_vm/tests/rtc_transport_interface_exposure_interfaces.rs
new file mode 100644
index 0000000000..78e550af23
--- /dev/null
+++ b/moli-renderer-v8/src/script_vm/tests/rtc_transport_interface_exposure_interfaces.rs
@@ -0,0 +1,39 @@
+use super::*;
+
+#[test]
+fn rtc_transport_interface_exposure_interfaces_have_realm_local_constructors_and_exposure() {
+    for url in [
+        "https://interface-exposure.test/",
+        "http://interface-exposure.test/",
+    ] {
+        let mut vm = new_storage_test_vm(url);
+        assert_eq!(vm.eval(r#"
+(() => {
+  const assert = (ok, message) => { if (!ok) throw Error(message); };
+  const names = ["RTCCertificate", "RTCDTMFSender", "RTCDtlsTransport", "RTCIceTransport", "RTCRtpSender", "RTCRtpTransceiver", "RTCSctpTransport", "RTCStatsReport"];
+  const parents = {"RTCCertificate": null, "RTCDTMFSender": "EventTarget", "RTCDtlsTransport": "EventTarget", "RTCIceTransport": "EventTarget", "RTCRtpSender": null, "RTCRtpTransceiver": null, "RTCSctpTransport": "EventTarget", "RTCStatsReport": null};
+  if (!document.documentElement) document.appendChild(document.createElement('html'));
+  if (!document.body) document.documentElement.appendChild(document.createElement('body'));
+  const child = document.createElement('iframe');
+  document.body.appendChild(child);
+  const other = child.contentWindow;
+  for (const realm of [window, other]) {
+    for (const name of names) {
+      const C = realm[name];
+      assert(typeof C === 'function' && C.name === name && C.length === 0, name + ' constructor');
+      assert(C.prototype.constructor === C, name + ' prototype identity');
+      assert(Object.getPrototypeOf(C.prototype) === (parents[name] ? realm[parents[name]].prototype : realm.Object.prototype), name + ' prototype inheritance');
+      assert(realm[name] === C, name + ' stable lazy materialization');
+      for (const invoke of [() => C(), () => new C(), () => Reflect.construct(C, [], function Subclass() {})]) {
+        let error;
+        try { invoke(); } catch (caught) { error = caught; }
+        assert(error instanceof realm.TypeError, name + ' rejects construction in callee realm');
+      }
+      assert(C !== (realm === window ? other[name] : window[name]), name + ' distinct realm constructors');
+    }
+  }
+  return 'passed';
+})()
+"#).unwrap(), "passed", "{url}");
+    }
+}
diff --git a/moli-renderer-v8/src/web_api_interfaces.rs b/moli-renderer-v8/src/web_api_interfaces.rs
index 5c4acccc69..b5a7276edb 100644
--- a/moli-renderer-v8/src/web_api_interfaces.rs
+++ b/moli-renderer-v8/src/web_api_interfaces.rs
@@ -20,6 +20,14 @@ macro_rules! interfaces {
 }
 
 interfaces! {
+    RTCCertificate;
+    RTCDTMFSender: EventTarget;
+    RTCDtlsTransport: EventTarget;
+    RTCIceTransport: EventTarget;
+    RTCRtpSender;
+    RTCRtpTransceiver;
+    RTCSctpTransport: EventTarget;
+    RTCStatsReport;
     AbortController;
     AbortSignal: EventTarget;
     AbstractRange;