| // Copyright 2020 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. |
| |
| #include "third_party/blink/public/common/loader/network_utils.h" |
| |
| #include "base/feature_list.h" |
| #include "build/build_config.h" |
| #include "net/net_buildflags.h" |
| #include "services/network/public/cpp/is_potentially_trustworthy.h" |
| #include "third_party/blink/public/common/features.h" |
| #include "url/url_constants.h" |
| |
| namespace blink { |
| namespace network_utils { |
| |
| bool AlwaysAccessNetwork( |
| const scoped_refptr<net::HttpResponseHeaders>& headers) { |
| if (!headers) |
| return false; |
| |
| // RFC 2616, section 14.9. |
| return headers->HasHeaderValue("cache-control", "no-cache") || |
| headers->HasHeaderValue("cache-control", "no-store") || |
| headers->HasHeaderValue("pragma", "no-cache") || |
| headers->HasHeaderValue("vary", "*"); |
| } |
| |
| bool IsURLHandledByNetworkService(const GURL& url) { |
| if (url.SchemeIsHTTPOrHTTPS() || url.SchemeIsWSOrWSS()) |
| return true; |
| #if !BUILDFLAG(DISABLE_FTP_SUPPORT) |
| if (url.SchemeIs(url::kFtpScheme) && |
| base::FeatureList::IsEnabled(features::kFtpProtocol)) |
| return true; |
| #endif |
| return false; |
| } |
| |
| } // namespace network_utils |
| } // namespace blink |
