forked from mirrors/gecko-dev
44 lines
1.5 KiB
C++
44 lines
1.5 KiB
C++
/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* vim: set ts=8 sts=2 et sw=2 tw=80: */
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/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this file,
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* You can obtain one at http://mozilla.org/MPL/2.0/. */
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#ifndef mozilla_dom_quota_CipherStrategy_h
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#define mozilla_dom_quota_CipherStrategy_h
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namespace mozilla::dom::quota {
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enum class CipherMode { Encrypt, Decrypt };
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// An implementation of the CipherStrategy concept must provide the following
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// data members:
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//
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// static constexpr size_t BlockPrefixLength;
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// static constexpr size_t BasicBlockSize;
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//
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// It must provide the following member types:
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//
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// KeyType
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// BlockPrefixType, which must be an InputRange of type uint8_t and a
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// SizedRange of size BlockPrefixLength
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//
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// It must provide the following member functions with compatible signatures:
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//
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// static Result<KeyType, nsresult> GenerateKey();
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//
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// nsresult Cipher(const CipherMode aMode, const KeyType& aKey,
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// Span<uint8_t> aIv, Span<const uint8_t> aIn,
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// Span<uint8_t> aOut);
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//
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// XXX Change MakeBlockPrefix to also accept a file id and offset
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//
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// BlockPrefixType MakeBlockPrefix();
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//
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// Span<const uint8_t> SerializeKey(const KeyType& aKey);
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//
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// KeyType DeserializeKey(const Span<const uint8_t>& aSerializedKey);
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} // namespace mozilla::dom::quota
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#endif
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