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// Copyright (c) 2006-2009 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 NET_URL_REQUEST_URL_REQUEST_HTTP_JOB_H_
#define NET_URL_REQUEST_URL_REQUEST_HTTP_JOB_H_
#include <string>
#include <vector>
#include "base/scoped_ptr.h"
#include "net/base/auth.h"
#include "net/base/completion_callback.h"
#include "net/http/http_request_info.h"
#include "net/url_request/url_request_job.h"
namespace net {
class HttpResponseInfo;
class HttpTransaction;
}
class URLRequestContext;
// A URLRequestJob subclass that is built on top of HttpTransaction. It
// provides an implementation for both HTTP and HTTPS.
class URLRequestHttpJob : public URLRequestJob {
public:
static URLRequestJob* Factory(URLRequest* request, const std::string& scheme);
virtual ~URLRequestHttpJob();
protected:
explicit URLRequestHttpJob(URLRequest* request);
// URLRequestJob methods:
virtual void SetUpload(net::UploadData* upload);
virtual void SetExtraRequestHeaders(const std::string& headers);
virtual void Start();
virtual void Kill();
virtual net::LoadState GetLoadState() const;
virtual uint64 GetUploadProgress() const;
virtual bool GetMimeType(std::string* mime_type) const;
virtual bool GetCharset(std::string* charset);
virtual void GetResponseInfo(net::HttpResponseInfo* info);
virtual bool GetResponseCookies(std::vector<std::string>* cookies);
virtual int GetResponseCode() const;
virtual bool GetContentEncodings(
std::vector<Filter::FilterType>* encoding_type);
virtual bool IsCachedContent() const { return is_cached_content_; }
virtual bool IsSdchResponse() const;
virtual bool IsSafeRedirect(const GURL& location);
virtual bool NeedsAuth();
virtual void GetAuthChallengeInfo(scoped_refptr<net::AuthChallengeInfo>*);
virtual void SetAuth(const std::wstring& username,
const std::wstring& password);
virtual void CancelAuth();
virtual void ContinueWithCertificate(net::X509Certificate* client_cert);
virtual void ContinueDespiteLastError();
virtual bool GetMoreData();
virtual bool ReadRawData(net::IOBuffer* buf, int buf_size, int *bytes_read);
// Shadows URLRequestJob's version of this method so we can grab cookies.
void NotifyHeadersComplete();
void DestroyTransaction();
void StartTransaction();
void AddExtraHeaders();
std::string AssembleRequestCookies();
void FetchResponseCookies();
// Process the X-Force-TLS header, if one exists.
void ProcessForceTLSHeader();
void OnStartCompleted(int result);
void OnReadCompleted(int result);
bool ShouldTreatAsCertificateError(int result);
void RestartTransactionWithAuth(const std::wstring& username,
const std::wstring& password);
// Keep a reference to the url request context to be sure it's not deleted
// before us.
scoped_refptr<URLRequestContext> context_;
net::HttpRequestInfo request_info_;
const net::HttpResponseInfo* response_info_;
std::vector<std::string> response_cookies_;
// Auth states for proxy and origin server.
net::AuthState proxy_auth_state_;
net::AuthState server_auth_state_;
net::CompletionCallbackImpl<URLRequestHttpJob> start_callback_;
net::CompletionCallbackImpl<URLRequestHttpJob> read_callback_;
bool read_in_progress_;
// An URL for an SDCH dictionary as suggested in a Get-Dictionary HTTP header.
GURL sdch_dictionary_url_;
scoped_ptr<net::HttpTransaction> transaction_;
// Indicated if an SDCH dictionary was advertised, and hence an SDCH
// compressed response is expected. We use this to help detect (accidental?)
// proxy corruption of a response, which sometimes marks SDCH content as
// having no content encoding <oops>.
bool sdch_dictionary_advertised_;
// For SDCH latency experiments, when we are able to do SDCH, we may enable
// either an SDCH latency test xor a pass through test. The following bools
// indicate what we decided on for this instance.
bool sdch_test_activated_; // Advertising a dictionary for sdch.
bool sdch_test_control_; // Not even accepting-content sdch.
// For recording of stats, we need to remember if this is cached content.
bool is_cached_content_;
DISALLOW_COPY_AND_ASSIGN(URLRequestHttpJob);
};
#endif // NET_URL_REQUEST_URL_REQUEST_HTTP_JOB_H_
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