Boilerplate implementation of the Pepper URL Loader API....

webkit/glue/plugins/pepper_url_loader.h

+// Copyright (c) 2010 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 WEBKIT_GLUE_PLUGINS_PEPPER_URL_LOADER_H_
+#define WEBKIT_GLUE_PLUGINS_PEPPER_URL_LOADER_H_
+
+#include "webkit/glue/plugins/pepper_resource.h"
+
+typedef struct _pp_CompletionCallback PP_CompletionCallback;
+typedef struct _ppb_URLLoader PPB_URLLoader;
+
+namespace pepper {
+
+class PluginInstance;
+class URLRequestInfo;
+class URLResponseInfo;
+
+class URLLoader : public Resource {
+ public:
+  explicit URLLoader(PluginInstance* instance);
+  virtual ~URLLoader();
+
+  // Returns a pointer to the interface implementing PPB_URLLoader that is
+  // exposed to the plugin.
+  static const PPB_URLLoader* GetInterface();
+
+  // Resource overrides.
+  URLLoader* AsURLLoader() { return this; }
+
+  // PPB_URLLoader implementation.
+  int32_t Open(URLRequestInfo* request, PP_CompletionCallback callback);
+  int32_t FollowRedirect(PP_CompletionCallback callback);
+  int32_t ReadResponseBody(char* buffer, int32_t bytes_to_read,
+                           PP_CompletionCallback callback);
+  void Close();
+
+  URLResponseInfo* response_info() const { return response_info_; }
+
+  // Progress counters:
+  int64_t bytes_sent() const { return bytes_sent_; }
+  int64_t total_bytes_to_be_sent() const { return total_bytes_to_be_sent_; }
+  int64_t bytes_received() const { return bytes_received_; }
+  int64_t total_bytes_to_be_received() const {
+    return total_bytes_to_be_received_;
+  }
+
+ private:
+  scoped_refptr<URLResponseInfo> response_info_;
+  int64_t bytes_sent_;
+  int64_t total_bytes_to_be_sent_;
+  int64_t bytes_received_;
+  int64_t total_bytes_to_be_received_;
+};
+
+}  // namespace pepper
+
+#endif  // WEBKIT_GLUE_PLUGINS_PEPPER_URL_LOADER_H_