Enable permission warnings from ManifestHandlers.

chrome/common/extensions/api/sockets/sockets_manifest_permission.h

+// Copyright 2013 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.
+
+#ifndef CHROME_COMMON_EXTENSIONS_API_SOCKETS_SOCKETS_MANIFEST_PERMISSION_H_
+#define CHROME_COMMON_EXTENSIONS_API_SOCKETS_SOCKETS_MANIFEST_PERMISSION_H_
+
+#include <vector>
+
+#include "chrome/common/extensions/permissions/socket_permission_entry.h"
+#include "extensions/common/install_warning.h"
+#include "extensions/common/permissions/manifest_permission.h"
+
+namespace content {
+struct SocketPermissionRequest;
+}
+
+namespace extensions {
+class Extension;
+}
+
+namespace extensions {
+
+class SocketsManifestPermission : public ManifestPermission {
+ public:
+  typedef std::set<SocketPermissionEntry> SocketPermissionEntrySet;
+  enum PermissionKind {
+    kNone = 0,
+    kTcpPermission = 1 << 0,
+    kUdpPermission = 1 << 1,
+    kTcpServerPermission = 1 << 2
+  };
+
+  SocketsManifestPermission();
+  ~SocketsManifestPermission();
+
+  // Tries to construct the info based on |value|, as it would have appeared in
+  // the manifest. Sets |error| and returns an empty scoped_ptr on failure.
+  static scoped_ptr<SocketsManifestPermission> FromValue(
+      const base::Value& value,
+      std::vector<InstallWarning>* install_warnings,
+      string16* error);
+
+  bool CheckRequest(const Extension* extension,
+                    const content::SocketPermissionRequest& request) const;
+
+  // extensions::ManifestPermission overrides.
+  virtual std::string name() const OVERRIDE;
+  virtual std::string id() const OVERRIDE;
+  virtual bool HasMessages() const OVERRIDE;
+  virtual PermissionMessages GetMessages() const;
+  virtual bool FromValue(const base::Value* value) OVERRIDE;
+  virtual scoped_ptr<base::Value> ToValue() const OVERRIDE;
+  virtual ManifestPermission* Clone() const OVERRIDE;
+  virtual ManifestPermission* Diff(const ManifestPermission* rhs) const
+      OVERRIDE;
+  virtual ManifestPermission* Union(const ManifestPermission* rhs) const
+      OVERRIDE;
+  virtual ManifestPermission* Intersect(const ManifestPermission* rhs) const
+      OVERRIDE;
+  virtual bool Contains(const ManifestPermission* rhs) const OVERRIDE;
+  virtual bool Equal(const ManifestPermission* rhs) const OVERRIDE;
+  virtual void Write(IPC::Message* m) const OVERRIDE;
+  virtual bool Read(const IPC::Message* m, PickleIterator* iter) OVERRIDE;
+  virtual void Log(std::string* log) const OVERRIDE;
+
+  bool has_udp() const { return (kinds_ & kUdpPermission) != 0; }
+  bool has_tcp() const { return (kinds_ & kTcpPermission) != 0; }
+  bool has_tcp_server() const { return (kinds_ & kTcpServerPermission) != 0; }
+  const SocketPermissionEntrySet& entries() const { return permissions_; }
+
+ private:
+  static bool ParseHostPattern(
+      SocketsManifestPermission* manifest_data,
+      content::SocketPermissionRequest::OperationType operation_type,
+      const scoped_ptr<std::string>& value,
+      string16* error);
+
+  scoped_ptr<std::string> CreateHostPattern(
+    content::SocketPermissionRequest::OperationType operation_type) const;
+
+  void AddPermission(const SocketPermissionEntry& entry);
+
+  bool AddAnyHostMessage(PermissionMessages& messages) const;
+  void AddSubdomainHostMessage(PermissionMessages& messages) const;
+  void AddSpecificHostMessage(PermissionMessages& messages) const;
+  void AddNetworkListMessage(PermissionMessages& messages) const;
+
+  SocketPermissionEntrySet permissions_;
+  int kinds_;  // PermissionKind bits
+};
+
+}  // namespace extensions
+
+#endif  // CHROME_COMMON_EXTENSIONS_API_SOCKETS_SOCKETS_MANIFEST_PERMISSION_H_