Index: net/quic/crypto/quic_compressed_certs_cache.h |
diff --git a/net/quic/crypto/quic_compressed_certs_cache.h b/net/quic/crypto/quic_compressed_certs_cache.h |
deleted file mode 100644 |
index fe120f6bff64f2262fb203c1936a4abe06798302..0000000000000000000000000000000000000000 |
--- a/net/quic/crypto/quic_compressed_certs_cache.h |
+++ /dev/null |
@@ -1,108 +0,0 @@ |
-// 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 NET_QUIC_CRYPTO_QUIC_COMPRESSED_CERTS_CACHE_H_ |
-#define NET_QUIC_CRYPTO_QUIC_COMPRESSED_CERTS_CACHE_H_ |
- |
-#include <string> |
-#include <vector> |
- |
-#include "base/containers/mru_cache.h" |
-#include "base/memory/ref_counted.h" |
-#include "net/quic/crypto/proof_source.h" |
- |
-namespace net { |
- |
-// QuicCompressedCertsCache is a cache to track most recently compressed certs. |
-class NET_EXPORT_PRIVATE QuicCompressedCertsCache { |
- public: |
- explicit QuicCompressedCertsCache(int64_t max_num_certs); |
- ~QuicCompressedCertsCache(); |
- |
- // Returns the pointer to the cached compressed cert if |
- // |chain, client_common_set_hashes, client_cached_cert_hashes| hits cache. |
- // Otherwise, return nullptr. |
- // Returned pointer might become invalid on the next call to Insert(). |
- const std::string* GetCompressedCert( |
- const scoped_refptr<ProofSource::Chain>& chain, |
- const std::string& client_common_set_hashes, |
- const std::string& client_cached_cert_hashes); |
- |
- // Inserts the specified |
- // |chain, client_common_set_hashes, |
- // client_cached_cert_hashes, compressed_cert| tuple to the cache. |
- // If the insertion causes the cache to become overfull, entries will |
- // be deleted in an LRU order to make room. |
- void Insert(const scoped_refptr<ProofSource::Chain>& chain, |
- const std::string& client_common_set_hashes, |
- const std::string& client_cached_cert_hashes, |
- const std::string& compressed_cert); |
- |
- // Returns max number of cache entries the cache can carry. |
- size_t MaxSize(); |
- |
- // Returns current number of cache entries in the cache. |
- size_t Size(); |
- |
- // Default size of the QuicCompressedCertsCache per server side investigation. |
- static const size_t kQuicCompressedCertsCacheSize = 225; |
- |
- private: |
- // A wrapper of the tuple: |
- // |chain, client_common_set_hashes, client_cached_cert_hashes| |
- // to identify uncompressed representation of certs. |
- struct UncompressedCerts { |
- UncompressedCerts(); |
- UncompressedCerts(const scoped_refptr<ProofSource::Chain>& chain, |
- const std::string* client_common_set_hashes, |
- const std::string* client_cached_cert_hashes); |
- ~UncompressedCerts(); |
- |
- const scoped_refptr<ProofSource::Chain> chain; |
- const std::string* client_common_set_hashes; |
- const std::string* client_cached_cert_hashes; |
- }; |
- |
- // Certs stored by QuicCompressedCertsCache where uncompressed certs data is |
- // used to identify the uncompressed representation of certs and |
- // |compressed_cert| is the cached compressed representation. |
- class CachedCerts { |
- public: |
- CachedCerts(); |
- CachedCerts(const UncompressedCerts& uncompressed_certs, |
- const std::string& compressed_cert); |
- CachedCerts(const CachedCerts& other); |
- |
- ~CachedCerts(); |
- |
- // Returns true if the |uncompressed_certs| matches uncompressed |
- // representation of this cert. |
- bool MatchesUncompressedCerts( |
- const UncompressedCerts& uncompressed_certs) const; |
- |
- const std::string* compressed_cert() const; |
- |
- private: |
- // Uncompressed certs data. |
- scoped_refptr<ProofSource::Chain> chain_; |
- const std::string client_common_set_hashes_; |
- const std::string client_cached_cert_hashes_; |
- |
- // Cached compressed representation derived from uncompressed certs. |
- const std::string compressed_cert_; |
- }; |
- |
- // Computes a uint64_t hash for |uncompressed_certs|. |
- uint64_t ComputeUncompressedCertsHash( |
- const UncompressedCerts& uncompressed_certs); |
- |
- // Key is a unit64_t hash for UncompressedCerts. Stored associated value is |
- // CachedCerts which has both original uncompressed certs data and the |
- // compressed representation of the certs. |
- base::MRUCache<uint64_t, CachedCerts> certs_cache_; |
-}; |
- |
-} // namespace net |
- |
-#endif // NET_QUIC_CRYPTO_QUIC_COMPRESSED_CERTS_CACHE_H_ |