DNR Prototype: With flatbuffers

extensions/common/api/declarative_net_request.idl

+// Copyright 2017 The Chromium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// The <code>chrome.declarativeNetRequest</code> API is used to intercept and
+// perform actions on a network request by specifying declarative rules.
+namespace declarativeNetRequest {
+    enum ResourceType {
+      // TODO add main frame, csp.
+      sub_frame,
+      stylesheet,
+      script,
+      image,
+      font,
+      object,
+      xmlhttprequest,
+      ping,
+      media,
+      websocket,
+      other
+    };
+
+    enum DomainType {
+      first_party,
+      third_party,
+      any
+    };
+
+    enum RuleActionType {
+      // TODO add whitelist_recursive.
+      block,
+      redirect,
+      whitelist
+    };
+
+    // TODO ensure meaningful. (All fields are optional.)
+    dictionary RuleCondition {
+      DOMString? urlFilter;
+      // It seems we dont support default values.
+      boolean? urlFilterIsCaseSensitive;
+      DOMString[]? domains;
+      DOMString[]? excludedDomains;
+      ResourceType[]? resourceTypes;
+      // TODO change to excluded
+      ResourceType[]? excludeResourceTypes;
+      DomainType? domainType;
+    };
+
+    dictionary RuleAction {
+      RuleActionType type;
+      DOMString? redirectUrl;
+    };
+
+    dictionary Rule {
+      // Default is required actually.
+      // Unsigned don't seem to be supported.
+      // TODO ensure unsigned.
+      long id;
+      // TODO ensure provided for redirect rules.
+      long? priority;
+      RuleCondition condition;
+      RuleAction action;
+    };
+};