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// Copyright (c) 2011 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.
// IPC messages for resource loading.
// Multiply-included message file, hence no include guard.
#include "base/shared_memory.h"
#include "content/common/resource_response.h"
#include "ipc/ipc_message_macros.h"
#include "net/base/upload_data.h"
#define IPC_MESSAGE_START ResourceMsgStart
IPC_STRUCT_TRAITS_BEGIN(webkit_glue::ResourceResponseInfo)
IPC_STRUCT_TRAITS_MEMBER(request_time)
IPC_STRUCT_TRAITS_MEMBER(response_time)
IPC_STRUCT_TRAITS_MEMBER(headers)
IPC_STRUCT_TRAITS_MEMBER(mime_type)
IPC_STRUCT_TRAITS_MEMBER(charset)
IPC_STRUCT_TRAITS_MEMBER(security_info)
IPC_STRUCT_TRAITS_MEMBER(content_length)
IPC_STRUCT_TRAITS_MEMBER(encoded_data_length)
IPC_STRUCT_TRAITS_MEMBER(appcache_id)
IPC_STRUCT_TRAITS_MEMBER(appcache_manifest_url)
IPC_STRUCT_TRAITS_MEMBER(connection_id)
IPC_STRUCT_TRAITS_MEMBER(connection_reused)
IPC_STRUCT_TRAITS_MEMBER(load_timing)
IPC_STRUCT_TRAITS_MEMBER(devtools_info)
IPC_STRUCT_TRAITS_MEMBER(download_file_path)
IPC_STRUCT_TRAITS_MEMBER(was_fetched_via_spdy)
IPC_STRUCT_TRAITS_MEMBER(was_npn_negotiated)
IPC_STRUCT_TRAITS_MEMBER(was_alternate_protocol_available)
IPC_STRUCT_TRAITS_MEMBER(was_fetched_via_proxy)
IPC_STRUCT_TRAITS_MEMBER(socket_address)
IPC_STRUCT_TRAITS_END()
IPC_STRUCT_TRAITS_BEGIN(ResourceResponseHead)
IPC_STRUCT_TRAITS_PARENT(webkit_glue::ResourceResponseInfo)
IPC_STRUCT_TRAITS_MEMBER(status)
IPC_STRUCT_TRAITS_END()
IPC_STRUCT_TRAITS_BEGIN(SyncLoadResult)
IPC_STRUCT_TRAITS_PARENT(ResourceResponseHead)
IPC_STRUCT_TRAITS_MEMBER(final_url)
IPC_STRUCT_TRAITS_MEMBER(data)
IPC_STRUCT_TRAITS_END()
// Parameters for a resource request.
IPC_STRUCT_BEGIN(ResourceHostMsg_Request)
// The request method: GET, POST, etc.
IPC_STRUCT_MEMBER(std::string, method)
// The requested URL.
IPC_STRUCT_MEMBER(GURL, url)
// Usually the URL of the document in the top-level window, which may be
// checked by the third-party cookie blocking policy. Leaving it empty may
// lead to undesired cookie blocking. Third-party cookie blocking can be
// bypassed by setting first_party_for_cookies = url, but this should ideally
// only be done if there really is no way to determine the correct value.
IPC_STRUCT_MEMBER(GURL, first_party_for_cookies)
// The referrer to use (may be empty).
IPC_STRUCT_MEMBER(GURL, referrer)
// Additional HTTP request headers.
IPC_STRUCT_MEMBER(std::string, headers)
// net::URLRequest load flags (0 by default).
IPC_STRUCT_MEMBER(int, load_flags)
// Process ID from which this request originated, or zero if it originated
// in the renderer itself.
IPC_STRUCT_MEMBER(int, origin_pid)
// What this resource load is for (main frame, sub-frame, sub-resource,
// object).
IPC_STRUCT_MEMBER(ResourceType::Type, resource_type)
// Used by plugin->browser requests to get the correct net::URLRequestContext.
IPC_STRUCT_MEMBER(uint32, request_context)
// Indicates which frame (or worker context) the request is being loaded into,
// or kNoHostId.
IPC_STRUCT_MEMBER(int, appcache_host_id)
// Optional upload data (may be null).
IPC_STRUCT_MEMBER(scoped_refptr<net::UploadData>, upload_data)
IPC_STRUCT_MEMBER(bool, download_to_file)
// True if the request was user initiated.
IPC_STRUCT_MEMBER(bool, has_user_gesture)
IPC_STRUCT_END()
// Resource messages sent from the browser to the renderer.
// Sent when the headers are available for a resource request.
IPC_MESSAGE_ROUTED2(ResourceMsg_ReceivedResponse,
int /* request_id */,
ResourceResponseHead)
// Sent when cached metadata from a resource request is ready.
IPC_MESSAGE_ROUTED2(ResourceMsg_ReceivedCachedMetadata,
int /* request_id */,
std::vector<char> /* data */)
// Sent as upload progress is being made.
IPC_MESSAGE_ROUTED3(ResourceMsg_UploadProgress,
int /* request_id */,
int64 /* position */,
int64 /* size */)
// Sent when the request has been redirected. The receiver is expected to
// respond with either a FollowRedirect message (if the redirect is to be
// followed) or a CancelRequest message (if it should not be followed).
IPC_MESSAGE_ROUTED3(ResourceMsg_ReceivedRedirect,
int /* request_id */,
GURL /* new_url */,
ResourceResponseHead)
// Sent when some data from a resource request is ready. The handle should
// already be mapped into the process that receives this message.
IPC_MESSAGE_ROUTED4(ResourceMsg_DataReceived,
int /* request_id */,
base::SharedMemoryHandle /* data */,
int /* data_len */,
int /* encoded_data_length */)
// Sent when some data from a resource request has been downloaded to
// file. This is only called in the 'download_to_file' case and replaces
// ResourceMsg_DataReceived in the call sequence in that case.
IPC_MESSAGE_ROUTED2(ResourceMsg_DataDownloaded,
int /* request_id */,
int /* data_len */)
// Sent when the request has been completed.
IPC_MESSAGE_ROUTED4(ResourceMsg_RequestComplete,
int /* request_id */,
net::URLRequestStatus /* status */,
std::string /* security info */,
base::Time /* completion_time */)
// Resource messages sent from the renderer to the browser.
// Makes a resource request via the browser.
IPC_MESSAGE_ROUTED2(ResourceHostMsg_RequestResource,
int /* request_id */,
ResourceHostMsg_Request)
// Cancels a resource request with the ID given as the parameter.
IPC_MESSAGE_ROUTED1(ResourceHostMsg_CancelRequest,
int /* request_id */)
// Follows a redirect that occured for the resource request with the ID given
// as the parameter.
IPC_MESSAGE_ROUTED3(ResourceHostMsg_FollowRedirect,
int /* request_id */,
bool /* has_new_first_party_for_cookies */,
GURL /* new_first_party_for_cookies */)
// Makes a synchronous resource request via the browser.
IPC_SYNC_MESSAGE_ROUTED2_1(ResourceHostMsg_SyncLoad,
int /* request_id */,
ResourceHostMsg_Request,
SyncLoadResult)
// Sent when the renderer process is done processing a DataReceived
// message.
IPC_MESSAGE_ROUTED1(ResourceHostMsg_DataReceived_ACK,
int /* request_id */)
// Sent when the renderer has processed a DataDownloaded message.
IPC_MESSAGE_ROUTED1(ResourceHostMsg_DataDownloaded_ACK,
int /* request_id */)
// Sent by the renderer process to acknowledge receipt of a
// UploadProgress message.
IPC_MESSAGE_ROUTED1(ResourceHostMsg_UploadProgress_ACK,
int /* request_id */)
// Sent when the renderer process deletes a resource loader.
IPC_MESSAGE_CONTROL1(ResourceHostMsg_ReleaseDownloadedFile,
int /* request_id */)
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