1 // Copyright (c) 2009 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 NET_URL_REQUEST_URL_REQUEST_VIEW_NET_INTERNALS_JOB_H_ 6 #define NET_URL_REQUEST_URL_REQUEST_VIEW_NET_INTERNALS_JOB_H_ 7 8 #include "net/url_request/url_request.h" 9 #include "net/url_request/url_request_simple_job.h" 10 11 // A job subclass that implements a protocol to inspect the internal 12 // state of the network stack. The exact format of the URLs is left up to 13 // the caller, and is described by a URLFormat instance passed into 14 // the constructor. 15 class URLRequestViewNetInternalsJob : public URLRequestSimpleJob { 16 public: 17 class URLFormat; 18 19 // |url_format| must remain valid for the duration |this|'s lifespan. URLRequestViewNetInternalsJob(URLRequest * request,URLFormat * url_format)20 URLRequestViewNetInternalsJob(URLRequest* request, 21 URLFormat* url_format) 22 : URLRequestSimpleJob(request), url_format_(url_format) {} 23 24 // URLRequestSimpleJob methods: 25 virtual bool GetData(std::string* mime_type, 26 std::string* charset, 27 std::string* data) const; 28 29 // Overridden methods from URLRequestJob: 30 virtual bool IsRedirectResponse(GURL* location, int* http_status_code); 31 32 private: ~URLRequestViewNetInternalsJob()33 ~URLRequestViewNetInternalsJob() {} 34 35 // Returns true if the current request is for a "view-cache" URL. 36 // If it is, then |key| is assigned the particular cache URL of the request. 37 bool GetViewCacheKeyForRequest(std::string* key) const; 38 39 URLFormat* url_format_; 40 }; 41 42 // Describes how to pack/unpack the filter string (details) 43 // from a URL. 44 class URLRequestViewNetInternalsJob::URLFormat { 45 public: ~URLFormat()46 virtual ~URLFormat() {} 47 virtual std::string GetDetails(const GURL& url) = 0; 48 virtual GURL MakeURL(const std::string& details) = 0; 49 }; 50 51 #endif // NET_URL_REQUEST_URL_REQUEST_VIEW_NET_INTERNALS_JOB_H_ 52