1 files changed, 21 insertions, 0 deletions
diff --git a/app/vendor/trezor/content-script.js b/app/vendor/trezor/content-script.js
new file mode 100644
index 000000000..a21332f46
--- /dev/null
+++ b/app/vendor/trezor/content-script.js
@@ -0,0 +1,21 @@
+/*
+Passing messages from background script to popup
+*/
+
+let port = chrome.runtime.connect({ name: 'trezor-connect' });
+port.onMessage.addListener(message => {
+    window.postMessage(message, window.location.origin);
+});
+port.onDisconnect.addListener(d => {
+    port = null;
+});
+
+/*
+Passing messages from popup to background script
+*/
+
+window.addEventListener('message', event => {
+    if (port && event.source === window && event.data) {
+        port.postMessage(event.data);
+    }
+});