1 // Copyright (c) 2012 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 CONTENT_BROWSER_LOADER_RESOURCE_REQUEST_INFO_IMPL_H_ 6 #define CONTENT_BROWSER_LOADER_RESOURCE_REQUEST_INFO_IMPL_H_ 7 8 #include <string> 9 10 #include "base/basictypes.h" 11 #include "base/gtest_prod_util.h" 12 #include "base/memory/ref_counted.h" 13 #include "base/memory/scoped_ptr.h" 14 #include "base/memory/weak_ptr.h" 15 #include "base/supports_user_data.h" 16 #include "content/public/browser/resource_request_info.h" 17 #include "content/public/common/referrer.h" 18 #include "net/base/load_states.h" 19 #include "webkit/common/resource_type.h" 20 21 namespace content { 22 class CrossSiteResourceHandler; 23 class DetachableResourceHandler; 24 class ResourceContext; 25 class ResourceMessageFilter; 26 struct GlobalRequestID; 27 struct GlobalRoutingID; 28 29 // Holds the data ResourceDispatcherHost associates with each request. 30 // Retrieve this data by calling ResourceDispatcherHost::InfoForRequest. 31 class ResourceRequestInfoImpl : public ResourceRequestInfo, 32 public base::SupportsUserData::Data { 33 public: 34 // Returns the ResourceRequestInfoImpl associated with the given URLRequest. 35 CONTENT_EXPORT static ResourceRequestInfoImpl* ForRequest( 36 net::URLRequest* request); 37 38 // And, a const version for cases where you only need read access. 39 CONTENT_EXPORT static const ResourceRequestInfoImpl* ForRequest( 40 const net::URLRequest* request); 41 42 CONTENT_EXPORT ResourceRequestInfoImpl( 43 int process_type, 44 int child_id, 45 int route_id, 46 int origin_pid, 47 int request_id, 48 int render_frame_id, 49 bool is_main_frame, 50 int64 frame_id, 51 bool parent_is_main_frame, 52 int64 parent_frame_id, 53 ResourceType::Type resource_type, 54 PageTransition transition_type, 55 bool should_replace_current_entry, 56 bool is_download, 57 bool is_stream, 58 bool allow_download, 59 bool has_user_gesture, 60 blink::WebReferrerPolicy referrer_policy, 61 ResourceContext* context, 62 base::WeakPtr<ResourceMessageFilter> filter, 63 bool is_async); 64 virtual ~ResourceRequestInfoImpl(); 65 66 // ResourceRequestInfo implementation: 67 virtual ResourceContext* GetContext() const OVERRIDE; 68 virtual int GetChildID() const OVERRIDE; 69 virtual int GetRouteID() const OVERRIDE; 70 virtual int GetOriginPID() const OVERRIDE; 71 virtual int GetRequestID() const OVERRIDE; 72 virtual int GetRenderFrameID() const OVERRIDE; 73 virtual bool IsMainFrame() const OVERRIDE; 74 virtual int64 GetFrameID() const OVERRIDE; 75 virtual bool ParentIsMainFrame() const OVERRIDE; 76 virtual int64 GetParentFrameID() const OVERRIDE; 77 virtual ResourceType::Type GetResourceType() const OVERRIDE; 78 virtual blink::WebReferrerPolicy GetReferrerPolicy() const OVERRIDE; 79 virtual PageTransition GetPageTransition() const OVERRIDE; 80 virtual bool HasUserGesture() const OVERRIDE; 81 virtual bool WasIgnoredByHandler() const OVERRIDE; 82 virtual bool GetAssociatedRenderView(int* render_process_id, 83 int* render_view_id) const OVERRIDE; 84 virtual bool IsAsync() const OVERRIDE; 85 virtual bool IsDownload() const OVERRIDE; 86 87 88 CONTENT_EXPORT void AssociateWithRequest(net::URLRequest* request); 89 90 CONTENT_EXPORT GlobalRequestID GetGlobalRequestID() const; 91 GlobalRoutingID GetGlobalRoutingID() const; 92 93 // May be NULL (e.g., if process dies during a transfer). filter()94 ResourceMessageFilter* filter() const { 95 return filter_.get(); 96 } 97 98 // Updates the data associated with this request after it is is transferred 99 // to a new renderer process. Not all data will change during a transfer. 100 // We do not expect the ResourceContext to change during navigation, so that 101 // does not need to be updated. 102 void UpdateForTransfer(int child_id, 103 int route_id, 104 int origin_pid, 105 int request_id, 106 int64 frame_id, 107 int64 parent_frame_id, 108 base::WeakPtr<ResourceMessageFilter> filter); 109 110 // CrossSiteResourceHandler for this request. May be null. cross_site_handler()111 CrossSiteResourceHandler* cross_site_handler() { 112 return cross_site_handler_; 113 } set_cross_site_handler(CrossSiteResourceHandler * h)114 void set_cross_site_handler(CrossSiteResourceHandler* h) { 115 cross_site_handler_ = h; 116 } 117 118 // Whether this request is part of a navigation that should replace the 119 // current session history entry. This state is shuffled up and down the stack 120 // for request transfers. should_replace_current_entry()121 bool should_replace_current_entry() const { 122 return should_replace_current_entry_; 123 } 124 125 // DetachableResourceHandler for this request. May be NULL. detachable_handler()126 DetachableResourceHandler* detachable_handler() const { 127 return detachable_handler_; 128 } set_detachable_handler(DetachableResourceHandler * h)129 void set_detachable_handler(DetachableResourceHandler* h) { 130 detachable_handler_ = h; 131 } 132 133 // Identifies the type of process (renderer, plugin, etc.) making the request. process_type()134 int process_type() const { return process_type_; } 135 136 // Downloads are allowed only as a top level request. allow_download()137 bool allow_download() const { return allow_download_; } 138 139 // Whether this is a download. set_is_download(bool download)140 void set_is_download(bool download) { is_download_ = download; } 141 142 // Whether this is a stream. is_stream()143 bool is_stream() const { return is_stream_; } set_is_stream(bool stream)144 void set_is_stream(bool stream) { is_stream_ = stream; } 145 set_was_ignored_by_handler(bool value)146 void set_was_ignored_by_handler(bool value) { 147 was_ignored_by_handler_ = value; 148 } 149 150 // The approximate in-memory size (bytes) that we credited this request 151 // as consuming in |outstanding_requests_memory_cost_map_|. memory_cost()152 int memory_cost() const { return memory_cost_; } set_memory_cost(int cost)153 void set_memory_cost(int cost) { memory_cost_ = cost; } 154 155 private: 156 FRIEND_TEST_ALL_PREFIXES(ResourceDispatcherHostTest, 157 DeletedFilterDetached); 158 FRIEND_TEST_ALL_PREFIXES(ResourceDispatcherHostTest, 159 DeletedFilterDetachedRedirect); 160 // Non-owning, may be NULL. 161 CrossSiteResourceHandler* cross_site_handler_; 162 DetachableResourceHandler* detachable_handler_; 163 164 int process_type_; 165 int child_id_; 166 int route_id_; 167 int origin_pid_; 168 int request_id_; 169 int render_frame_id_; 170 bool is_main_frame_; 171 int64 frame_id_; 172 bool parent_is_main_frame_; 173 int64 parent_frame_id_; 174 bool should_replace_current_entry_; 175 bool is_download_; 176 bool is_stream_; 177 bool allow_download_; 178 bool has_user_gesture_; 179 bool was_ignored_by_handler_; 180 ResourceType::Type resource_type_; 181 PageTransition transition_type_; 182 int memory_cost_; 183 blink::WebReferrerPolicy referrer_policy_; 184 ResourceContext* context_; 185 // The filter might be deleted without deleting this object if the process 186 // exits during a transfer. 187 base::WeakPtr<ResourceMessageFilter> filter_; 188 bool is_async_; 189 190 DISALLOW_COPY_AND_ASSIGN(ResourceRequestInfoImpl); 191 }; 192 193 } // namespace content 194 195 #endif // CONTENT_BROWSER_LOADER_RESOURCE_REQUEST_INFO_IMPL_H_ 196