src/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, 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, 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, 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, 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, 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_fetch_start)
 133   IPC_STRUCT_TRAITS_MEMBER(service_worker_fetch_ready)
 134   IPC_STRUCT_TRAITS_MEMBER(service_worker_fetch_end)
 135   IPC_STRUCT_TRAITS_MEMBER(proxy_server)
 136 IPC_STRUCT_TRAITS_END()
 137
 138 IPC_STRUCT_TRAITS_BEGIN(net::RedirectInfo)
 139   IPC_STRUCT_TRAITS_MEMBER(status_code)
 140   IPC_STRUCT_TRAITS_MEMBER(new_method)
 141   IPC_STRUCT_TRAITS_MEMBER(new_url)
 142   IPC_STRUCT_TRAITS_MEMBER(new_first_party_for_cookies)
 143   IPC_STRUCT_TRAITS_MEMBER(new_referrer)
 144 IPC_STRUCT_TRAITS_END()
 145
 146 // Parameters for a resource request.
 147 IPC_STRUCT_BEGIN(ResourceHostMsg_Request)
 148   // The request method: GET, POST, etc.
 149   IPC_STRUCT_MEMBER(std::string, method)
 150
 151   // The requested URL.
 152   IPC_STRUCT_MEMBER(GURL, url)
 153
 154   // Usually the URL of the document in the top-level window, which may be
 155   // checked by the third-party cookie blocking policy. Leaving it empty may
 156   // lead to undesired cookie blocking. Third-party cookie blocking can be
 157   // bypassed by setting first_party_for_cookies = url, but this should ideally
 158   // only be done if there really is no way to determine the correct value.
 159   IPC_STRUCT_MEMBER(GURL, first_party_for_cookies)
 160
 161   // The referrer to use (may be empty).
 162   IPC_STRUCT_MEMBER(GURL, referrer)
 163
 164   // The referrer policy to use.
 165   IPC_STRUCT_MEMBER(blink::WebReferrerPolicy, referrer_policy)
 166
 167   // The frame's visiblity state.
 168   IPC_STRUCT_MEMBER(blink::WebPageVisibilityState, visiblity_state)
 169
 170   // Additional HTTP request headers.
 171   IPC_STRUCT_MEMBER(std::string, headers)
 172
 173   // net::URLRequest load flags (0 by default).
 174   IPC_STRUCT_MEMBER(int, load_flags)
 175
 176   // Process ID from which this request originated, or zero if it originated
 177   // in the renderer itself.
 178   // If kDirectNPAPIRequests isn't specified, then plugin requests get routed
 179   // through the renderer and and this holds the pid of the plugin process.
 180   // Otherwise this holds the render_process_id of the view that has the plugin.
 181   IPC_STRUCT_MEMBER(int, origin_pid)
 182
 183   // What this resource load is for (main frame, sub-frame, sub-resource,
 184   // object).
 185   IPC_STRUCT_MEMBER(content::ResourceType, resource_type)
 186
 187   // The priority of this request.
 188   IPC_STRUCT_MEMBER(net::RequestPriority, priority)
 189
 190   // Used by plugin->browser requests to get the correct net::URLRequestContext.
 191   IPC_STRUCT_MEMBER(uint32, request_context)
 192
 193   // Indicates which frame (or worker context) the request is being loaded into,
 194   // or kAppCacheNoHostId.
 195   IPC_STRUCT_MEMBER(int, appcache_host_id)
 196
 197   // Indicates which frame (or worker context) the request is being loaded into,
 198   // or kInvalidServiceWorkerProviderId.
 199   IPC_STRUCT_MEMBER(int, service_worker_provider_id)
 200
 201   // True if the request should not be handled by the ServiceWorker.
 202   IPC_STRUCT_MEMBER(bool, skip_service_worker)
 203
 204   // The request mode passed to the ServiceWorker.
 205   IPC_STRUCT_MEMBER(content::FetchRequestMode, fetch_request_mode)
 206
 207   // The credentials mode passed to the ServiceWorker.
 208   IPC_STRUCT_MEMBER(content::FetchCredentialsMode, fetch_credentials_mode)
 209
 210   // The request context passed to the ServiceWorker.
 211   IPC_STRUCT_MEMBER(content::RequestContextType, fetch_request_context_type)
 212
 213   // The frame type passed to the ServiceWorker.
 214   IPC_STRUCT_MEMBER(content::RequestContextFrameType, fetch_frame_type)
 215
 216   // Optional resource request body (may be null).
 217   IPC_STRUCT_MEMBER(scoped_refptr<content::ResourceRequestBody>,
 218                     request_body)
 219
 220   IPC_STRUCT_MEMBER(bool, download_to_file)
 221
 222   // True if the request was user initiated.
 223   IPC_STRUCT_MEMBER(bool, has_user_gesture)
 224
 225   // True if load timing data should be collected for request.
 226   IPC_STRUCT_MEMBER(bool, enable_load_timing)
 227
 228   // True if upload progress should be available for request.
 229   IPC_STRUCT_MEMBER(bool, enable_upload_progress)
 230
 231   // The routing id of the RenderFrame.
 232   IPC_STRUCT_MEMBER(int, render_frame_id)
 233
 234   // True if |frame_id| is the main frame of a RenderView.
 235   IPC_STRUCT_MEMBER(bool, is_main_frame)
 236
 237   // True if |parent_render_frame_id| is the main frame of a RenderView.
 238   IPC_STRUCT_MEMBER(bool, parent_is_main_frame)
 239
 240   // Identifies the parent frame of the frame that sent the request.
 241   // -1 if unknown / invalid.
 242   IPC_STRUCT_MEMBER(int, parent_render_frame_id)
 243
 244   IPC_STRUCT_MEMBER(ui::PageTransition, transition_type)
 245
 246   // For navigations, whether this navigation should replace the current session
 247   // history entry on commit.
 248   IPC_STRUCT_MEMBER(bool, should_replace_current_entry)
 249
 250   // The following two members identify a previous request that has been
 251   // created before this navigation has been transferred to a new render view.
 252   // This serves the purpose of recycling the old request.
 253   // Unless this refers to a transferred navigation, these values are -1 and -1.
 254   IPC_STRUCT_MEMBER(int, transferred_request_child_id)
 255   IPC_STRUCT_MEMBER(int, transferred_request_request_id)
 256
 257   // Whether or not we should allow the URL to download.
 258   IPC_STRUCT_MEMBER(bool, allow_download)
 259 IPC_STRUCT_END()
 260
 261 // Parameters for a ResourceMsg_RequestComplete
 262 IPC_STRUCT_BEGIN(ResourceMsg_RequestCompleteData)
 263   // The error code.
 264   IPC_STRUCT_MEMBER(int, error_code)
 265
 266   // Was ignored by the request handler.
 267   IPC_STRUCT_MEMBER(bool, was_ignored_by_handler)
 268
 269   // A copy of the data requested exists in the cache.
 270   IPC_STRUCT_MEMBER(bool, exists_in_cache)
 271
 272   // Serialized security info; see content/common/ssl_status_serialization.h.
 273   IPC_STRUCT_MEMBER(std::string, security_info)
 274
 275   // Time the request completed.
 276   IPC_STRUCT_MEMBER(base::TimeTicks, completion_time)
 277
 278   // Total amount of data received from the network.
 279   IPC_STRUCT_MEMBER(int64, encoded_data_length)
 280 IPC_STRUCT_END()
 281
 282 // Resource messages sent from the browser to the renderer.
 283
 284 // Sent when the headers are available for a resource request.
 285 IPC_MESSAGE_CONTROL2(ResourceMsg_ReceivedResponse,
 286                      int /* request_id */,
 287                      content::ResourceResponseHead)
 288
 289 // Sent when cached metadata from a resource request is ready.
 290 IPC_MESSAGE_CONTROL2(ResourceMsg_ReceivedCachedMetadata,
 291                      int /* request_id */,
 292                      std::vector<char> /* data */)
 293
 294 // Sent as upload progress is being made.
 295 IPC_MESSAGE_CONTROL3(ResourceMsg_UploadProgress,
 296                      int /* request_id */,
 297                      int64 /* position */,
 298                      int64 /* size */)
 299
 300 // Sent when the request has been redirected.  The receiver is expected to
 301 // respond with either a FollowRedirect message (if the redirect is to be
 302 // followed) or a CancelRequest message (if it should not be followed).
 303 IPC_MESSAGE_CONTROL3(ResourceMsg_ReceivedRedirect,
 304                      int /* request_id */,
 305                      net::RedirectInfo /* redirect_info */,
 306                      content::ResourceResponseHead)
 307
 308 // Sent to set the shared memory buffer to be used to transmit response data to
 309 // the renderer.  Subsequent DataReceived messages refer to byte ranges in the
 310 // shared memory buffer.  The shared memory buffer should be retained by the
 311 // renderer until the resource request completes.
 312 //
 313 // NOTE: The shared memory handle should already be mapped into the process
 314 // that receives this message.
 315 //
 316 // TODO(darin): The |renderer_pid| parameter is just a temporary parameter,
 317 // added to help in debugging crbug/160401.
 318 //
 319 IPC_MESSAGE_CONTROL4(ResourceMsg_SetDataBuffer,
 320                      int /* request_id */,
 321                      base::SharedMemoryHandle /* shm_handle */,
 322                      int /* shm_size */,
 323                      base::ProcessId /* renderer_pid */)
 324
 325 // Sent when some data from a resource request is ready.  The data offset and
 326 // length specify a byte range into the shared memory buffer provided by the
 327 // SetDataBuffer message.
 328 IPC_MESSAGE_CONTROL4(ResourceMsg_DataReceived,
 329                      int /* request_id */,
 330                      int /* data_offset */,
 331                      int /* data_length */,
 332                      int /* encoded_data_length */)
 333
 334 // Sent when some data from a resource request has been downloaded to
 335 // file. This is only called in the 'download_to_file' case and replaces
 336 // ResourceMsg_DataReceived in the call sequence in that case.
 337 IPC_MESSAGE_CONTROL3(ResourceMsg_DataDownloaded,
 338                      int /* request_id */,
 339                      int /* data_len */,
 340                      int /* encoded_data_length */)
 341
 342 // Sent when the request has been completed.
 343 IPC_MESSAGE_CONTROL2(ResourceMsg_RequestComplete,
 344                      int /* request_id */,
 345                      ResourceMsg_RequestCompleteData)
 346
 347 // Resource messages sent from the renderer to the browser.
 348
 349 // Makes a resource request via the browser.
 350 IPC_MESSAGE_CONTROL3(ResourceHostMsg_RequestResource,
 351                     int /* routing_id */,
 352                     int /* request_id */,
 353                     ResourceHostMsg_Request)
 354
 355 // Cancels a resource request with the ID given as the parameter.
 356 IPC_MESSAGE_CONTROL1(ResourceHostMsg_CancelRequest,
 357                      int /* request_id */)
 358
 359 // Follows a redirect that occured for the resource request with the ID given
 360 // as the parameter.
 361 IPC_MESSAGE_CONTROL1(ResourceHostMsg_FollowRedirect,
 362                      int /* request_id */)
 363
 364 // Makes a synchronous resource request via the browser.
 365 IPC_SYNC_MESSAGE_ROUTED2_1(ResourceHostMsg_SyncLoad,
 366                            int /* request_id */,
 367                            ResourceHostMsg_Request,
 368                            content::SyncLoadResult)
 369
 370 // Sent when the renderer process is done processing a DataReceived
 371 // message.
 372 IPC_MESSAGE_CONTROL1(ResourceHostMsg_DataReceived_ACK,
 373                      int /* request_id */)
 374
 375 // Sent when the renderer has processed a DataDownloaded message.
 376 IPC_MESSAGE_CONTROL1(ResourceHostMsg_DataDownloaded_ACK,
 377                      int /* request_id */)
 378
 379 // Sent by the renderer process to acknowledge receipt of a
 380 // UploadProgress message.
 381 IPC_MESSAGE_CONTROL1(ResourceHostMsg_UploadProgress_ACK,
 382                      int /* request_id */)
 383
 384 // Sent when the renderer process deletes a resource loader.
 385 IPC_MESSAGE_CONTROL1(ResourceHostMsg_ReleaseDownloadedFile,
 386                      int /* request_id */)
 387
 388 // Sent by the renderer when a resource request changes priority.
 389 IPC_MESSAGE_CONTROL3(ResourceHostMsg_DidChangePriority,
 390                      int /* request_id */,
 391                      net::RequestPriority,
 392                      int /* intra_priority_value */)