content/common/frame_replication_state.h

   1 // Copyright 2014 The Chromium Authors. All rights reserved.
   2 // Use of this source code is governed by a BSD-style license that can be
   3 // found in the LICENSE file.
   4
   5 #ifndef CONTENT_COMMON_FRAME_REPLICATION_STATE_H_
   6 #define CONTENT_COMMON_FRAME_REPLICATION_STATE_H_
   7
   8 #include "content/common/content_export.h"
   9 #include "url/origin.h"
  10
  11 namespace content {
  12
  13 // Sandboxing flags for iframes.  These flags are set via an iframe's "sandbox"
  14 // attribute in the renderer process and forwarded to the browser process,
  15 // which replicates them to other processes as needed.  For a list of sandbox
  16 // flags, see
  17 // http://www.whatwg.org/specs/web-apps/current-work/#attr-iframe-sandbox
  18 // Must be kept in sync with blink::WebSandboxFlags. Enforced in
  19 // render_frame_impl.cc.
  20 enum class SandboxFlags : int {
  21   NONE = 0,
  22   NAVIGATION = 1,
  23   PLUGINS = 1 << 1,
  24   ORIGIN = 1 << 2,
  25   FORMS = 1 << 3,
  26   SCRIPTS = 1 << 4,
  27   TOP_NAVIGATION = 1 << 5,
  28   POPUPS = 1 << 6,
  29   AUTOMATIC_FEATURES = 1 << 7,
  30   POINTER_LOCK = 1 << 8,
  31   DOCUMENT_DOMAIN = 1 << 9,
  32   ORIENTATION_LOCK = 1 << 10,
  33   ALL = -1
  34 };
  35
  36 inline SandboxFlags operator&(SandboxFlags a, SandboxFlags b) {
  37   return static_cast<SandboxFlags>(static_cast<int>(a) & static_cast<int>(b));
  38 }
  39
  40 inline SandboxFlags operator~(SandboxFlags flags) {
  41   return static_cast<SandboxFlags>(~static_cast<int>(flags));
  42 }
  43
  44 // This structure holds information that needs to be replicated between a
  45 // RenderFrame and any of its associated RenderFrameProxies.
  46 struct CONTENT_EXPORT FrameReplicationState {
  47   FrameReplicationState();
  48   FrameReplicationState(const std::string& name);
  49   ~FrameReplicationState();
  50
  51   // Current serialized security origin of the frame. Unique origins are
  52   // represented as the string "null" per RFC 6454.
  53   url::Origin origin;
  54
  55   // Current sandbox flags of the frame.
  56   SandboxFlags sandbox_flags;
  57
  58   // The assigned name of the frame. This name can be empty, unlike the unique
  59   // name generated internally in the DOM tree.
  60   std::string name;
  61
  62   // TODO(alexmos): Eventually, this structure can also hold other state that
  63   // needs to be replicated, such as frame sizing info.
  64 };
  65
  66 }  // namespace content
  67
  68 #endif  // CONTENT_COMMON_FRAME_REPLICATION_STATE_H_