1 files changed, 43 insertions, 0 deletions
diff --git a/toolkit/components/certviewer/AboutCertViewerParent.sys.mjs b/toolkit/components/certviewer/AboutCertViewerParent.sys.mjs
new file mode 100644
index 0000000000..62838bbdf7
--- /dev/null
+++ b/toolkit/components/certviewer/AboutCertViewerParent.sys.mjs
@@ -0,0 +1,43 @@
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+const TYPE_CA = 1;
+const TYPE_USER = 2;
+const TYPE_EMAIL = 4;
+const TYPE_SERVER = 8;
+
+export class AboutCertViewerParent extends JSWindowActorParent {
+  getCertificates() {
+    let certs = {
+      [TYPE_CA]: [],
+      [TYPE_USER]: [],
+      [TYPE_EMAIL]: [],
+      [TYPE_SERVER]: [],
+    };
+    let certdb = Cc["@mozilla.org/security/x509certdb;1"].getService(
+      Ci.nsIX509CertDB
+    );
+    let certcache = certdb.getCerts();
+    for (let cert of certcache) {
+      for (let certType of Object.keys(certs).map(Number)) {
+        if (certType & cert.certType) {
+          certs[certType].push({
+            displayName: cert.displayName,
+            derb64: cert.getBase64DERString(),
+          });
+        }
+      }
+    }
+    return certs;
+  }
+
+  receiveMessage(aMessage) {
+    switch (aMessage.name) {
+      case "getCertificates":
+        return this.getCertificates();
+    }
+
+    return undefined;
+  }
+}