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62 lines
1.5 KiB
C++
62 lines
1.5 KiB
C++
/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* vim: set ts=2 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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/* This file contains hash-table keys for Bluetooth classes. */
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#ifndef mozilla_dom_bluetooth_BluetoothHashKeys_h
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#define mozilla_dom_bluetooth_BluetoothHashKeys_h
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#include "BluetoothCommon.h"
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#include <mozilla/HashFunctions.h>
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#include <nsHashKeys.h>
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BEGIN_BLUETOOTH_NAMESPACE
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/**
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* Implements a hash-table key for |BluetoothAddress|.
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*/
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class BluetoothAddressHashKey : public PLDHashEntryHdr
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{
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public:
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enum {
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ALLOW_MEMMOVE = true
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};
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typedef const BluetoothAddress& KeyType;
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typedef const BluetoothAddress* KeyTypePointer;
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explicit BluetoothAddressHashKey(KeyTypePointer aKey)
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: mValue(*aKey)
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{ }
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BluetoothAddressHashKey(const BluetoothAddressHashKey& aToCopy)
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: mValue(aToCopy.mValue)
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{ }
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~BluetoothAddressHashKey()
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{ }
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KeyType GetKey() const
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{
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return mValue;
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}
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bool KeyEquals(KeyTypePointer aKey) const
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{
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return *aKey == mValue;
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}
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static KeyTypePointer KeyToPointer(KeyType aKey)
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{
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return &aKey;
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}
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static PLDHashNumber HashKey(KeyTypePointer aKey)
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{
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return HashBytes(aKey->mAddr, MOZ_ARRAY_LENGTH(aKey->mAddr));
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}
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private:
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const BluetoothAddress mValue;
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};
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END_BLUETOOTH_NAMESPACE
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#endif // mozilla_dom_bluetooth_BluetoothHashKeys_h
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