mirror of
https://github.com/mozilla/gecko-dev.git
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a8939590de
The bulk of this commit was generated by running:
run-clang-tidy.py \
-checks='-*,llvm-namespace-comment' \
-header-filter=^/.../mozilla-central/.* \
-fix
111 lines
3.2 KiB
C++
111 lines
3.2 KiB
C++
//* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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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
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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#ifndef Classifier_h__
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#define Classifier_h__
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#include "Entries.h"
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#include "HashStore.h"
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#include "ProtocolParser.h"
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#include "LookupCache.h"
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#include "nsCOMPtr.h"
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#include "nsString.h"
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#include "nsIFile.h"
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#include "nsICryptoHash.h"
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#include "nsDataHashtable.h"
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namespace mozilla {
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namespace safebrowsing {
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/**
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* Maintains the stores and LookupCaches for the url classifier.
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*/
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class Classifier {
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public:
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Classifier();
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~Classifier();
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nsresult Open(nsIFile& aCacheDirectory);
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void Close();
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void Reset();
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/**
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* Get the list of active tables and their chunks in a format
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* suitable for an update request.
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*/
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void TableRequest(nsACString& aResult);
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/*
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* Get all tables that we know about.
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*/
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nsresult ActiveTables(nsTArray<nsCString>& aTables);
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/**
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* Check a URL against the specified tables.
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*/
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nsresult Check(const nsACString& aSpec,
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const nsACString& tables,
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uint32_t aFreshnessGuarantee,
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LookupResultArray& aResults);
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/**
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* Apply the table updates in the array. Takes ownership of
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* the updates in the array and clears it. Wacky!
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*/
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nsresult ApplyUpdates(nsTArray<TableUpdate*>* aUpdates);
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/**
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* Failed update. Spoil the entries so we don't block hosts
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* unnecessarily
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*/
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nsresult MarkSpoiled(nsTArray<nsCString>& aTables);
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nsresult CacheCompletions(const CacheResultArray& aResults);
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uint32_t GetHashKey(void) { return mHashKey; }
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/*
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* Get a bunch of extra prefixes to query for completion
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* and mask the real entry being requested
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*/
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nsresult ReadNoiseEntries(const Prefix& aPrefix,
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const nsACString& aTableName,
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uint32_t aCount,
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PrefixArray* aNoiseEntries);
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static void SplitTables(const nsACString& str, nsTArray<nsCString>& tables);
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private:
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void DropStores();
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nsresult CreateStoreDirectory();
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nsresult SetupPathNames();
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nsresult RecoverBackups();
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nsresult CleanToDelete();
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nsresult BackupTables();
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nsresult RemoveBackupTables();
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nsresult RegenActiveTables();
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nsresult ScanStoreDir(nsTArray<nsCString>& aTables);
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nsresult ApplyTableUpdates(nsTArray<TableUpdate*>* aUpdates,
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const nsACString& aTable);
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LookupCache *GetLookupCache(const nsACString& aTable);
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// Root dir of the Local profile.
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nsCOMPtr<nsIFile> mCacheDirectory;
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// Main directory where to store the databases.
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nsCOMPtr<nsIFile> mStoreDirectory;
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// Used for atomically updating the other dirs.
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nsCOMPtr<nsIFile> mBackupDirectory;
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nsCOMPtr<nsIFile> mToDeleteDirectory;
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nsCOMPtr<nsICryptoHash> mCryptoHash;
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nsTArray<HashStore*> mHashStores;
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nsTArray<LookupCache*> mLookupCaches;
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nsTArray<nsCString> mActiveTablesCache;
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uint32_t mHashKey;
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// Stores the last time a given table was updated (seconds).
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nsDataHashtable<nsCStringHashKey, int64_t> mTableFreshness;
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};
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} // namespace safebrowsing
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} // namespace mozilla
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#endif
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