| // Copyright 2016 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. |
| |
| #ifndef CONTENT_BROWSER_LOADER_RESOURCE_REQUESTER_INFO_H_ |
| #define CONTENT_BROWSER_LOADER_RESOURCE_REQUESTER_INFO_H_ |
| |
| #include <memory> |
| |
| #include "base/callback.h" |
| #include "base/memory/ref_counted.h" |
| #include "base/memory/weak_ptr.h" |
| #include "content/common/content_export.h" |
| #include "content/public/common/resource_type.h" |
| |
| namespace net { |
| class URLRequestContext; |
| } // namespace net |
| |
| namespace storage { |
| class FileSystemContext; |
| } // namespace storage |
| |
| namespace content { |
| class ChromeAppCacheService; |
| class ChromeBlobStorageContext; |
| class ResourceContext; |
| class ResourceMessageFilter; |
| |
| // This class represents the type of resource requester. |
| // Currently there are four types: |
| // - Requesters that request resources from renderer processes. |
| // - Requesters that request resources within the browser process for browser |
| // side navigation (aka PlzNavigate). |
| // - Requesters that request resources for download or page save. |
| // - Requesters that request service worker navigation preload requests. |
| class CONTENT_EXPORT ResourceRequesterInfo |
| : public base::RefCountedThreadSafe<ResourceRequesterInfo> { |
| public: |
| typedef base::Callback<void(ResourceType resource_type, |
| ResourceContext**, |
| net::URLRequestContext**)> |
| GetContextsCallback; |
| |
| // Creates a ResourceRequesterInfo for a requester that requests resources |
| // from the renderer process. |
| static scoped_refptr<ResourceRequesterInfo> CreateForRenderer( |
| int child_id, |
| ChromeAppCacheService* appcache_service, |
| ChromeBlobStorageContext* blob_storage_context, |
| storage::FileSystemContext* file_system_context, |
| const GetContextsCallback& get_contexts_callback); |
| |
| // Creates a ResourceRequesterInfo for a requester that requests resources |
| // from the renderer process for testing. |
| static scoped_refptr<ResourceRequesterInfo> CreateForRendererTesting( |
| int child_id); |
| |
| // Creates a ResourceRequesterInfo for a requester that requests resources |
| // within the browser process for browser side navigation (aka PlzNavigate). |
| static scoped_refptr<ResourceRequesterInfo> CreateForBrowserSideNavigation(); |
| |
| // Creates a ResourceRequesterInfo for a requester that requests resources for |
| // download or page save. |
| static scoped_refptr<ResourceRequesterInfo> CreateForDownloadOrPageSave( |
| int child_id); |
| |
| // Creates a ResourceRequesterInfo for a requester that requests certificates |
| // for signed exchange. |
| // https://wicg.github.io/webpackage/draft-yasskin-http-origin-signed-responses.html |
| static scoped_refptr<ResourceRequesterInfo> |
| CreateForCertificateFetcherForSignedExchange( |
| const GetContextsCallback& get_contexts_callback); |
| |
| bool IsRenderer() const { return type_ == RequesterType::RENDERER; } |
| bool IsBrowserSideNavigation() const { |
| return type_ == RequesterType::BROWSER_SIDE_NAVIGATION; |
| } |
| bool IsCertificateFetcherForSignedExchange() const { |
| return type_ == RequesterType::CERTIFICATE_FETCHER_FOR_SIGNED_EXCHANGE; |
| } |
| |
| // Returns the renderer process ID associated with the requester. Returns -1 |
| // for browser side navigation requester. Even if the ResourceMessageFilter |
| // has been destroyed, this method of renderer type requester info returns the |
| // valid process ID which was assigned to the renderer process of the filter. |
| int child_id() const { return child_id_; } |
| |
| // Sets the ResourceMessageFilter of the renderer type requester info. |
| void set_filter(base::WeakPtr<ResourceMessageFilter> filter); |
| |
| // Returns the filter for sending IPC messages to the renderer process. This |
| // may return null if the process exited. This method is available only for |
| // renderer type requester. |
| ResourceMessageFilter* filter() { return filter_.get(); } |
| |
| // Returns the ResourceContext and URLRequestContext associated to the |
| // requester. Currently this method is available only for renderer type |
| // requester and service worker navigation preload type. |
| void GetContexts(ResourceType resource_type, |
| ResourceContext** resource_context, |
| net::URLRequestContext** request_context) const; |
| |
| // Returns the ChromeAppCacheService associated with the requester. Currently |
| // this method is available only for renderer type requester. |
| ChromeAppCacheService* appcache_service() { return appcache_service_.get(); } |
| |
| // Returns the ChromeBlobStorageContext associated with the requester. |
| // Currently this method is available only for renderer type requester. |
| ChromeBlobStorageContext* blob_storage_context() { |
| return blob_storage_context_.get(); |
| } |
| |
| // Returns the FileSystemContext associated with the requester. Currently this |
| // method is available only for renderer type requester. |
| storage::FileSystemContext* file_system_context() { |
| return file_system_context_.get(); |
| } |
| |
| private: |
| friend class base::RefCountedThreadSafe<ResourceRequesterInfo>; |
| |
| enum class RequesterType { |
| RENDERER, |
| BROWSER_SIDE_NAVIGATION, |
| DOWNLOAD_OR_PAGE_SAVE, |
| CERTIFICATE_FETCHER_FOR_SIGNED_EXCHANGE |
| }; |
| |
| ResourceRequesterInfo(RequesterType type, |
| int child_id, |
| ChromeAppCacheService* appcache_service, |
| ChromeBlobStorageContext* blob_storage_context, |
| storage::FileSystemContext* file_system_context, |
| const GetContextsCallback& get_contexts_callback); |
| ~ResourceRequesterInfo(); |
| |
| const RequesterType type_; |
| // The filter might be deleted if the process exited. |
| base::WeakPtr<ResourceMessageFilter> filter_; |
| const int child_id_; |
| const scoped_refptr<ChromeAppCacheService> appcache_service_; |
| const scoped_refptr<ChromeBlobStorageContext> blob_storage_context_; |
| const scoped_refptr<storage::FileSystemContext> file_system_context_; |
| const GetContextsCallback get_contexts_callback_; |
| |
| DISALLOW_COPY_AND_ASSIGN(ResourceRequesterInfo); |
| }; |
| |
| } // namespace content |
| |
| #endif // CONTENT_BROWSER_LOADER_RESOURCE_REQUESTER_INFO_H_ |