content/common/resource_messages.h

   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 // IPC messages for resource loading.
   6 //
   7 // NOTE: All messages must send an |int request_id| as their first parameter.
   8
   9 // Multiply-included message file, hence no include guard.
  10 #include "base/memory/shared_memory.h"
  11 #include "base/process/process.h"
  12 #include "content/common/content_param_traits_macros.h"
  13 #include "content/common/resource_request_body.h"
  14 #include "content/common/service_worker/service_worker_types.h"
  15 #include "content/public/common/common_param_traits.h"
  16 #include "content/public/common/resource_response.h"
  17 #include "ipc/ipc_message_macros.h"
  18 #include "net/base/request_priority.h"
  19 #include "net/http/http_response_info.h"
  20 #include "net/url_request/redirect_info.h"
  21
  22 #ifndef CONTENT_COMMON_RESOURCE_MESSAGES_H_
  23 #define CONTENT_COMMON_RESOURCE_MESSAGES_H_
  24
  25 namespace net {
  26 struct LoadTimingInfo;
  27 }
  28
  29 namespace content {
  30 struct ResourceDevToolsInfo;
  31 }
  32
  33 namespace IPC {
  34
  35 template <>
  36 struct ParamTraits<scoped_refptr<net::HttpResponseHeaders> > {
  37   typedef scoped_refptr<net::HttpResponseHeaders> param_type;
  38   static void Write(Message* m, const param_type& p);
  39   static bool Read(const Message* m, base::PickleIterator* iter, param_type* r);
  40   static void Log(const param_type& p, std::string* l);
  41 };
  42
  43 template <>
  44 struct CONTENT_EXPORT ParamTraits<storage::DataElement> {
  45   typedef storage::DataElement param_type;
  46   static void Write(Message* m, const param_type& p);
  47   static bool Read(const Message* m, base::PickleIterator* iter, param_type* r);
  48   static void Log(const param_type& p, std::string* l);
  49 };
  50
  51 template <>
  52 struct ParamTraits<scoped_refptr<content::ResourceDevToolsInfo> > {
  53   typedef scoped_refptr<content::ResourceDevToolsInfo> param_type;
  54   static void Write(Message* m, const param_type& p);
  55   static bool Read(const Message* m, base::PickleIterator* iter, param_type* r);
  56   static void Log(const param_type& p, std::string* l);
  57 };
  58
  59 template <>
  60 struct ParamTraits<net::LoadTimingInfo> {
  61   typedef net::LoadTimingInfo param_type;
  62   static void Write(Message* m, const param_type& p);
  63   static bool Read(const Message* m, base::PickleIterator* iter, param_type* r);
  64   static void Log(const param_type& p, std::string* l);
  65 };
  66
  67 template <>
  68 struct ParamTraits<scoped_refptr<content::ResourceRequestBody> > {
  69   typedef scoped_refptr<content::ResourceRequestBody> param_type;
  70   static void Write(Message* m, const param_type& p);
  71   static bool Read(const Message* m, base::PickleIterator* iter, param_type* r);
  72   static void Log(const param_type& p, std::string* l);
  73 };
  74
  75 }  // namespace IPC
  76
  77 #endif  // CONTENT_COMMON_RESOURCE_MESSAGES_H_
  78
  79
  80 #define IPC_MESSAGE_START ResourceMsgStart
  81 #undef IPC_MESSAGE_EXPORT
  82 #define IPC_MESSAGE_EXPORT CONTENT_EXPORT
  83
  84 IPC_ENUM_TRAITS_MAX_VALUE( \
  85     net::HttpResponseInfo::ConnectionInfo, \
  86     net::HttpResponseInfo::NUM_OF_CONNECTION_INFOS - 1)
  87
  88 IPC_ENUM_TRAITS_MAX_VALUE(content::FetchRequestMode,
  89                           content::FETCH_REQUEST_MODE_LAST)
  90
  91 IPC_ENUM_TRAITS_MAX_VALUE(content::FetchCredentialsMode,
  92                           content::FETCH_CREDENTIALS_MODE_LAST)
  93
  94 IPC_STRUCT_TRAITS_BEGIN(content::ResourceResponseHead)
  95 IPC_STRUCT_TRAITS_PARENT(content::ResourceResponseInfo)
  96   IPC_STRUCT_TRAITS_MEMBER(request_start)
  97   IPC_STRUCT_TRAITS_MEMBER(response_start)
  98 IPC_STRUCT_TRAITS_END()
  99
 100 IPC_STRUCT_TRAITS_BEGIN(content::SyncLoadResult)
 101   IPC_STRUCT_TRAITS_PARENT(content::ResourceResponseHead)
 102   IPC_STRUCT_TRAITS_MEMBER(error_code)
 103   IPC_STRUCT_TRAITS_MEMBER(final_url)
 104   IPC_STRUCT_TRAITS_MEMBER(data)
 105 IPC_STRUCT_TRAITS_END()
 106
 107 IPC_STRUCT_TRAITS_BEGIN(content::ResourceResponseInfo)
 108   IPC_STRUCT_TRAITS_MEMBER(request_time)
 109   IPC_STRUCT_TRAITS_MEMBER(response_time)
 110   IPC_STRUCT_TRAITS_MEMBER(headers)
 111   IPC_STRUCT_TRAITS_MEMBER(mime_type)
 112   IPC_STRUCT_TRAITS_MEMBER(charset)
 113   IPC_STRUCT_TRAITS_MEMBER(security_info)
 114   IPC_STRUCT_TRAITS_MEMBER(content_length)
 115   IPC_STRUCT_TRAITS_MEMBER(encoded_data_length)
 116   IPC_STRUCT_TRAITS_MEMBER(appcache_id)
 117   IPC_STRUCT_TRAITS_MEMBER(appcache_manifest_url)
 118   IPC_STRUCT_TRAITS_MEMBER(load_timing)
 119   IPC_STRUCT_TRAITS_MEMBER(devtools_info)
 120   IPC_STRUCT_TRAITS_MEMBER(download_file_path)
 121   IPC_STRUCT_TRAITS_MEMBER(was_fetched_via_spdy)
 122   IPC_STRUCT_TRAITS_MEMBER(was_npn_negotiated)
 123   IPC_STRUCT_TRAITS_MEMBER(was_alternate_protocol_available)
 124   IPC_STRUCT_TRAITS_MEMBER(connection_info)
 125   IPC_STRUCT_TRAITS_MEMBER(was_fetched_via_proxy)
 126   IPC_STRUCT_TRAITS_MEMBER(npn_negotiated_protocol)
 127   IPC_STRUCT_TRAITS_MEMBER(socket_address)
 128   IPC_STRUCT_TRAITS_MEMBER(was_fetched_via_service_worker)
 129   IPC_STRUCT_TRAITS_MEMBER(was_fallback_required_by_service_worker)
 130   IPC_STRUCT_TRAITS_MEMBER(original_url_via_service_worker)
 131   IPC_STRUCT_TRAITS_MEMBER(response_type_via_service_worker)
 132   IPC_STRUCT_TRAITS_MEMBER(service_worker_start_time)
 133   IPC_STRUCT_TRAITS_MEMBER(service_worker_ready_time)
 134   IPC_STRUCT_TRAITS_MEMBER(proxy_server)
 135 IPC_STRUCT_TRAITS_END()
 136
 137 IPC_STRUCT_TRAITS_BEGIN(net::RedirectInfo)
 138   IPC_STRUCT_TRAITS_MEMBER(status_code)
 139   IPC_STRUCT_TRAITS_MEMBER(new_method)
 140   IPC_STRUCT_TRAITS_MEMBER(new_url)
 141   IPC_STRUCT_TRAITS_MEMBER(new_first_party_for_cookies)
 142   IPC_STRUCT_TRAITS_MEMBER(new_referrer)
 143 IPC_STRUCT_TRAITS_END()
 144
 145 // Parameters for a resource request.
 146 IPC_STRUCT_BEGIN(ResourceHostMsg_Request)
 147   // The request method: GET, POST, etc.
 148   IPC_STRUCT_MEMBER(std::string, method)
 149
 150   // The requested URL.
 151   IPC_STRUCT_MEMBER(GURL, url)
 152
 153   // Usually the URL of the document in the top-level window, which may be
 154   // checked by the third-party cookie blocking policy. Leaving it empty may
 155   // lead to undesired cookie blocking. Third-party cookie blocking can be
 156   // bypassed by setting first_party_for_cookies = url, but this should ideally
 157   // only be done if there really is no way to determine the correct value.
 158   IPC_STRUCT_MEMBER(GURL, first_party_for_cookies)
 159
 160   // The referrer to use (may be empty).
 161   IPC_STRUCT_MEMBER(GURL, referrer)
 162
 163   // The referrer policy to use.
 164   IPC_STRUCT_MEMBER(blink::WebReferrerPolicy, referrer_policy)
 165
 166   // The frame's visiblity state.
 167   IPC_STRUCT_MEMBER(blink::WebPageVisibilityState, visiblity_state)
 168
 169   // Additional HTTP request headers.
 170   IPC_STRUCT_MEMBER(std::string, headers)
 171
 172   // net::URLRequest load flags (0 by default).
 173   IPC_STRUCT_MEMBER(int, load_flags)
 174
 175   // Process ID from which this request originated, or zero if it originated
 176   // in the renderer itself.
 177   // If kDirectNPAPIRequests isn't specified, then plugin requests get routed
 178   // through the renderer and and this holds the pid of the plugin process.
 179   // Otherwise this holds the render_process_id of the view that has the plugin.
 180   IPC_STRUCT_MEMBER(int, origin_pid)
 181
 182   // What this resource load is for (main frame, sub-frame, sub-resource,
 183   // object).
 184   IPC_STRUCT_MEMBER(content::ResourceType, resource_type)
 185
 186   // The priority of this request.
 187   IPC_STRUCT_MEMBER(net::RequestPriority, priority)
 188
 189   // Used by plugin->browser requests to get the correct net::URLRequestContext.
 190   IPC_STRUCT_MEMBER(uint32, request_context)
 191
 192   // Indicates which frame (or worker context) the request is being loaded into,
 193   // or kAppCacheNoHostId.
 194   IPC_STRUCT_MEMBER(int, appcache_host_id)
 195
 196   // True if corresponding AppCache group should be resetted.
 197   IPC_STRUCT_MEMBER(bool, should_reset_appcache)
 198
 199   // Indicates which frame (or worker context) the request is being loaded into,
 200   // or kInvalidServiceWorkerProviderId.
 201   IPC_STRUCT_MEMBER(int, service_worker_provider_id)
 202
 203   // True if the request should not be handled by the ServiceWorker.
 204   IPC_STRUCT_MEMBER(bool, skip_service_worker)
 205
 206   // The request mode passed to the ServiceWorker.
 207   IPC_STRUCT_MEMBER(content::FetchRequestMode, fetch_request_mode)
 208
 209   // The credentials mode passed to the ServiceWorker.
 210   IPC_STRUCT_MEMBER(content::FetchCredentialsMode, fetch_credentials_mode)
 211
 212   // The request context passed to the ServiceWorker.
 213   IPC_STRUCT_MEMBER(content::RequestContextType, fetch_request_context_type)
 214
 215   // The frame type passed to the ServiceWorker.
 216   IPC_STRUCT_MEMBER(content::RequestContextFrameType, fetch_frame_type)
 217
 218   // Optional resource request body (may be null).
 219   IPC_STRUCT_MEMBER(scoped_refptr<content::ResourceRequestBody>,
 220                     request_body)
 221
 222   IPC_STRUCT_MEMBER(bool, download_to_file)
 223
 224   // True if the request was user initiated.
 225   IPC_STRUCT_MEMBER(bool, has_user_gesture)
 226
 227   // True if load timing data should be collected for request.
 228   IPC_STRUCT_MEMBER(bool, enable_load_timing)
 229
 230   // True if upload progress should be available for request.
 231   IPC_STRUCT_MEMBER(bool, enable_upload_progress)
 232
 233   // True if login prompts for this request should be supressed.
 234   IPC_STRUCT_MEMBER(bool, do_not_prompt_for_login)
 235
 236   // The routing id of the RenderFrame.
 237   IPC_STRUCT_MEMBER(int, render_frame_id)
 238
 239   // True if |frame_id| is the main frame of a RenderView.
 240   IPC_STRUCT_MEMBER(bool, is_main_frame)
 241
 242   // True if |parent_render_frame_id| is the main frame of a RenderView.
 243   IPC_STRUCT_MEMBER(bool, parent_is_main_frame)
 244
 245   // Identifies the parent frame of the frame that sent the request.
 246   // -1 if unknown / invalid.
 247   IPC_STRUCT_MEMBER(int, parent_render_frame_id)
 248
 249   IPC_STRUCT_MEMBER(ui::PageTransition, transition_type)
 250
 251   // For navigations, whether this navigation should replace the current session
 252   // history entry on commit.
 253   IPC_STRUCT_MEMBER(bool, should_replace_current_entry)
 254
 255   // The following two members identify a previous request that has been
 256   // created before this navigation has been transferred to a new render view.
 257   // This serves the purpose of recycling the old request.
 258   // Unless this refers to a transferred navigation, these values are -1 and -1.
 259   IPC_STRUCT_MEMBER(int, transferred_request_child_id)
 260   IPC_STRUCT_MEMBER(int, transferred_request_request_id)
 261
 262   // Whether or not we should allow the URL to download.
 263   IPC_STRUCT_MEMBER(bool, allow_download)
 264 IPC_STRUCT_END()
 265
 266 // Parameters for a ResourceMsg_RequestComplete
 267 IPC_STRUCT_BEGIN(ResourceMsg_RequestCompleteData)
 268   // The error code.
 269   IPC_STRUCT_MEMBER(int, error_code)
 270
 271   // Was ignored by the request handler.
 272   IPC_STRUCT_MEMBER(bool, was_ignored_by_handler)
 273
 274   // A copy of the data requested exists in the cache.
 275   IPC_STRUCT_MEMBER(bool, exists_in_cache)
 276
 277   // Serialized security info; see content/common/ssl_status_serialization.h.
 278   IPC_STRUCT_MEMBER(std::string, security_info)
 279
 280   // Time the request completed.
 281   IPC_STRUCT_MEMBER(base::TimeTicks, completion_time)
 282
 283   // Total amount of data received from the network.
 284   IPC_STRUCT_MEMBER(int64, encoded_data_length)
 285 IPC_STRUCT_END()
 286
 287 // Resource messages sent from the browser to the renderer.
 288
 289 // Sent when the headers are available for a resource request.
 290 IPC_MESSAGE_CONTROL2(ResourceMsg_ReceivedResponse,
 291                      int /* request_id */,
 292                      content::ResourceResponseHead)
 293
 294 // Sent when cached metadata from a resource request is ready.
 295 IPC_MESSAGE_CONTROL2(ResourceMsg_ReceivedCachedMetadata,
 296                      int /* request_id */,
 297                      std::vector<char> /* data */)
 298
 299 // Sent as upload progress is being made.
 300 IPC_MESSAGE_CONTROL3(ResourceMsg_UploadProgress,
 301                      int /* request_id */,
 302                      int64 /* position */,
 303                      int64 /* size */)
 304
 305 // Sent when the request has been redirected.  The receiver is expected to
 306 // respond with either a FollowRedirect message (if the redirect is to be
 307 // followed) or a CancelRequest message (if it should not be followed).
 308 IPC_MESSAGE_CONTROL3(ResourceMsg_ReceivedRedirect,
 309                      int /* request_id */,
 310                      net::RedirectInfo /* redirect_info */,
 311                      content::ResourceResponseHead)
 312
 313 // Sent to set the shared memory buffer to be used to transmit response data to
 314 // the renderer.  Subsequent DataReceived messages refer to byte ranges in the
 315 // shared memory buffer.  The shared memory buffer should be retained by the
 316 // renderer until the resource request completes.
 317 //
 318 // NOTE: The shared memory handle should already be mapped into the process
 319 // that receives this message.
 320 //
 321 // TODO(darin): The |renderer_pid| parameter is just a temporary parameter,
 322 // added to help in debugging crbug/160401.
 323 //
 324 IPC_MESSAGE_CONTROL4(ResourceMsg_SetDataBuffer,
 325                      int /* request_id */,
 326                      base::SharedMemoryHandle /* shm_handle */,
 327                      int /* shm_size */,
 328                      base::ProcessId /* renderer_pid */)
 329
 330 // Sent when some data from a resource request is ready.  The data offset and
 331 // length specify a byte range into the shared memory buffer provided by the
 332 // SetDataBuffer message.
 333 IPC_MESSAGE_CONTROL4(ResourceMsg_DataReceived,
 334                      int /* request_id */,
 335                      int /* data_offset */,
 336                      int /* data_length */,
 337                      int /* encoded_data_length */)
 338
 339 // Sent when some data from a resource request has been downloaded to
 340 // file. This is only called in the 'download_to_file' case and replaces
 341 // ResourceMsg_DataReceived in the call sequence in that case.
 342 IPC_MESSAGE_CONTROL3(ResourceMsg_DataDownloaded,
 343                      int /* request_id */,
 344                      int /* data_len */,
 345                      int /* encoded_data_length */)
 346
 347 // Sent when the request has been completed.
 348 IPC_MESSAGE_CONTROL2(ResourceMsg_RequestComplete,
 349                      int /* request_id */,
 350                      ResourceMsg_RequestCompleteData)
 351
 352 // Resource messages sent from the renderer to the browser.
 353
 354 // Makes a resource request via the browser.
 355 IPC_MESSAGE_CONTROL3(ResourceHostMsg_RequestResource,
 356                     int /* routing_id */,
 357                     int /* request_id */,
 358                     ResourceHostMsg_Request)
 359
 360 // Cancels a resource request with the ID given as the parameter.
 361 IPC_MESSAGE_CONTROL1(ResourceHostMsg_CancelRequest,
 362                      int /* request_id */)
 363
 364 // Follows a redirect that occured for the resource request with the ID given
 365 // as the parameter.
 366 IPC_MESSAGE_CONTROL1(ResourceHostMsg_FollowRedirect,
 367                      int /* request_id */)
 368
 369 // Makes a synchronous resource request via the browser.
 370 IPC_SYNC_MESSAGE_ROUTED2_1(ResourceHostMsg_SyncLoad,
 371                            int /* request_id */,
 372                            ResourceHostMsg_Request,
 373                            content::SyncLoadResult)
 374
 375 // Sent when the renderer process is done processing a DataReceived
 376 // message.
 377 IPC_MESSAGE_CONTROL1(ResourceHostMsg_DataReceived_ACK,
 378                      int /* request_id */)
 379
 380 // Sent when the renderer has processed a DataDownloaded message.
 381 IPC_MESSAGE_CONTROL1(ResourceHostMsg_DataDownloaded_ACK,
 382                      int /* request_id */)
 383
 384 // Sent by the renderer process to acknowledge receipt of a
 385 // UploadProgress message.
 386 IPC_MESSAGE_CONTROL1(ResourceHostMsg_UploadProgress_ACK,
 387                      int /* request_id */)
 388
 389 // Sent when the renderer process deletes a resource loader.
 390 IPC_MESSAGE_CONTROL1(ResourceHostMsg_ReleaseDownloadedFile,
 391                      int /* request_id */)
 392
 393 // Sent by the renderer when a resource request changes priority.
 394 IPC_MESSAGE_CONTROL3(ResourceHostMsg_DidChangePriority,
 395                      int /* request_id */,
 396                      net::RequestPriority,
 397                      int /* intra_priority_value */)