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// Copyright (c) 2006, Google Inc.
// All rights reserved.
//
// Redistribution and use in source and binary forms, with or without
// modification, are permitted provided that the following conditions are
// met:
//
// * Redistributions of source code must retain the above copyright
// notice, this list of conditions and the following disclaimer.
// * Redistributions in binary form must reproduce the above
// copyright notice, this list of conditions and the following disclaimer
// in the documentation and/or other materials provided with the
// distribution.
// * Neither the name of Google Inc. nor the names of its
// contributors may be used to endorse or promote products derived from
// this software without specific prior written permission.
//
// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
// address_map-inl.h: Address map implementation.
//
// See address_map.h for documentation.
//
// Author: Mark Mentovai
#ifndef PROCESSOR_ADDRESS_MAP_INL_H__
#define PROCESSOR_ADDRESS_MAP_INL_H__
#include "processor/address_map.h"
namespace google_airbag {
template<typename AddressType, typename EntryType>
bool AddressMap<AddressType, EntryType>::Store(const AddressType &address,
const EntryType &entry) {
// Ensure that the specified address doesn't conflict with something already
// in the map.
if (map_.find(address) != map_.end())
return false;
map_.insert(MapValue(address, entry));
return true;
}
template<typename AddressType, typename EntryType>
bool AddressMap<AddressType, EntryType>::Retrieve(
const AddressType &address,
EntryType *entry, AddressType *entry_address) const {
if (!entry)
return false;
// upper_bound gives the first element whose key is greater than address,
// but we want the first element whose key is less than or equal to address.
// Decrement the iterator to get there, but not if the upper_bound already
// points to the beginning of the map - in that case, address is lower than
// the lowest stored key, so return false.
MapConstIterator iterator = map_.upper_bound(address);
if (iterator == map_.begin())
return false;
--iterator;
*entry = iterator->second;
if (entry_address)
*entry_address = iterator->first;
return true;
}
template<typename AddressType, typename EntryType>
void AddressMap<AddressType, EntryType>::Clear() {
map_.clear();
}
} // namespace google_airbag
#endif // PROCESSOR_ADDRESS_MAP_INL_H__
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