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Diffstat (limited to 'netwerk/base/LoadTainting.h')
| -rw-r--r-- | netwerk/base/LoadTainting.h | 38 |
1 files changed, 38 insertions, 0 deletions
diff --git a/netwerk/base/LoadTainting.h b/netwerk/base/LoadTainting.h new file mode 100644 index 0000000000..e01d5cd6a3 --- /dev/null +++ b/netwerk/base/LoadTainting.h @@ -0,0 +1,38 @@ +/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */ +/* vim: set ts=8 sts=2 et sw=2 tw=80: */ +/* This Source Code Form is subject to the terms of the Mozilla Public + * License, v. 2.0. If a copy of the MPL was not distributed with this + * file, You can obtain one at http://mozilla.org/MPL/2.0/. */ + +#ifndef mozilla_LoadTainting_h +#define mozilla_LoadTainting_h + +namespace mozilla { + +// Define an enumeration to reflect the concept of response tainting from the +// the fetch spec: +// +// https://fetch.spec.whatwg.org/#concept-request-response-tainting +// +// Roughly the tainting means: +// +// * Basic: the request resulted in a same-origin or non-http load +// * CORS: the request resulted in a cross-origin load with CORS headers +// * Opaque: the request resulted in a cross-origin load without CORS headers +// +// The enumeration is purposefully designed such that more restrictive tainting +// corresponds to a higher integral value. +// +// NOTE: Checking the tainting is not currently adequate. You *must* still +// check the final URL and CORS mode on the channel. +// +// These values are currently only set on the channel LoadInfo when the request +// was initiated through fetch() or when a service worker interception occurs. +// In the future we should set the tainting value within necko so that it is +// consistently applied. Once that is done consumers can replace checks against +// the final URL and CORS mode with checks against tainting. +enum class LoadTainting : uint8_t { Basic = 0, CORS = 1, Opaque = 2 }; + +} // namespace mozilla + +#endif // mozilla_LoadTainting_h |