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// 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 <deque>
#include "base/scoped_ptr.h"
#include "third_party/ppapi/c/pp_completion_callback.h"
#include "third_party/WebKit/WebKit/chromium/public/WebURLLoader.h"
#include "third_party/WebKit/WebKit/chromium/public/WebURLLoaderClient.h"
#include "webkit/glue/plugins/pepper_resource.h"
typedef struct _ppb_URLLoader PPB_URLLoader;
namespace pepper {
class PluginInstance;
class URLRequestInfo;
class URLResponseInfo;
class URLLoader : public Resource, public WebKit::WebURLLoaderClient {
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();
// WebKit::WebURLLoaderClient implementation.
virtual void willSendRequest(WebKit::WebURLLoader* loader,
WebKit::WebURLRequest& new_request,
const WebKit::WebURLResponse& redir_response);
virtual void didSendData(WebKit::WebURLLoader* loader,
unsigned long long bytes_sent,
unsigned long long total_bytes_to_be_sent);
virtual void didReceiveResponse(WebKit::WebURLLoader* loader,
const WebKit::WebURLResponse& response);
virtual void didReceiveData(WebKit::WebURLLoader* loader,
const char* data,
int data_length);
virtual void didFinishLoading(WebKit::WebURLLoader* loader);
virtual void didFail(WebKit::WebURLLoader* loader,
const WebKit::WebURLError& error);
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:
void RunCallback(int32_t result);
size_t FillUserBuffer();
scoped_refptr<PluginInstance> instance_;
scoped_ptr<WebKit::WebURLLoader> loader_;
scoped_refptr<URLResponseInfo> response_info_;
PP_CompletionCallback pending_callback_;
std::deque<char> buffer_;
int64_t bytes_sent_;
int64_t total_bytes_to_be_sent_;
int64_t bytes_received_;
int64_t total_bytes_to_be_received_;
char* user_buffer_;
size_t user_buffer_size_;
bool done_;
};
} // namespace pepper
#endif // WEBKIT_GLUE_PLUGINS_PEPPER_URL_LOADER_H_
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