| // Copyright 2018 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_WEB_PACKAGE_SIGNED_EXCHANGE_UTILS_H_ |
| #define CONTENT_BROWSER_WEB_PACKAGE_SIGNED_EXCHANGE_UTILS_H_ |
| |
| #include <string> |
| |
| #include "base/optional.h" |
| #include "content/browser/web_package/origins_list.h" |
| #include "content/browser/web_package/signed_exchange_consts.h" |
| #include "content/browser/web_package/signed_exchange_error.h" |
| #include "content/common/content_export.h" |
| |
| class GURL; |
| |
| namespace url { |
| class Origin; |
| } // namespace url |
| |
| namespace network { |
| struct ResourceResponseHead; |
| } // namespace network |
| |
| namespace content { |
| |
| class SignedExchangeDevToolsProxy; |
| |
| namespace signed_exchange_utils { |
| |
| // Utility method to call SignedExchangeDevToolsProxy::ReportError() and |
| // TRACE_EVENT_INSTANT1 to report the error to both DevTools and about:tracing. |
| // If |devtools_proxy| is nullptr, it just calls TRACE_EVENT_INSTANT1(). |
| void ReportErrorAndTraceEvent( |
| SignedExchangeDevToolsProxy* devtools_proxy, |
| const std::string& error_message, |
| base::Optional<SignedExchangeError::FieldIndexPair> error_field = |
| base::nullopt); |
| |
| // Returns true when SignedHTTPExchange feature is NOT enabled and |
| // SignedHTTPExchangeOriginTrial and SignedHTTPExchangeAcceptHeader features are |
| // enabled. |
| bool NeedToCheckRedirectedURLForAcceptHeader(); |
| |
| // Returns true if Accept headers should be sent with |
| // "application/signed-exchange". |
| CONTENT_EXPORT bool ShouldAdvertiseAcceptHeader(const url::Origin& origin); |
| |
| // Returns true when SignedHTTPExchange feature or SignedHTTPExchangeOriginTrial |
| // feature is enabled. |
| bool IsSignedExchangeHandlingEnabled(); |
| |
| // Returns true when the response should be handled as a signed exchange by |
| // checking the mime type and the feature flags. When SignedHTTPExchange feature |
| // is not enabled and SignedHTTPExchangeOriginTrial feature is enabled, this |
| // method also checks the Origin Trial header. |
| bool ShouldHandleAsSignedHTTPExchange( |
| const GURL& request_url, |
| const network::ResourceResponseHead& head); |
| |
| // Extracts the signed exchange version [1] from |content_type|, and converts it |
| // to SignedExchanveVersion. Returns nullopt if the mime type is not a variant |
| // of application/signed-exchange. Returns SignedExchangeVersion::kUnknown if an |
| // unsupported signed exchange version is found. |
| // [1] https://wicg.github.io/webpackage/loading.html#signed-exchange-version |
| CONTENT_EXPORT base::Optional<SignedExchangeVersion> GetSignedExchangeVersion( |
| const std::string& content_type); |
| |
| } // namespace signed_exchange_utils |
| } // namespace content |
| |
| #endif // CONTENT_BROWSER_WEB_PACKAGE_SIGNED_EXCHANGE_UTILS_H_ |