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72 lines
2.8 KiB
C++
72 lines
2.8 KiB
C++
// Copyright (c) 2010, Google Inc.
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// All rights reserved.
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//
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// Redistribution and use in source and binary forms, with or without
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// modification, are permitted provided that the following conditions are
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// met:
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//
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// * Redistributions of source code must retain the above copyright
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// notice, this list of conditions and the following disclaimer.
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// * Redistributions in binary form must reproduce the above
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// copyright notice, this list of conditions and the following disclaimer
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// in the documentation and/or other materials provided with the
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// distribution.
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// * Neither the name of Google Inc. nor the names of its
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// contributors may be used to endorse or promote products derived from
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// this software without specific prior written permission.
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//
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// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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// static_address_map-inl.h: StaticAddressMap implementation.
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//
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// See static_address_map.h for documentation.
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//
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// Author: Siyang Xie (lambxsy@google.com)
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#ifndef PROCESSOR_STATIC_ADDRESS_MAP_INL_H__
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#define PROCESSOR_STATIC_ADDRESS_MAP_INL_H__
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#include "processor/static_address_map.h"
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#include "processor/logging.h"
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namespace google_breakpad {
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template<typename AddressType, typename EntryType>
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bool StaticAddressMap<AddressType, EntryType>::Retrieve(
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const AddressType &address,
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const EntryType *&entry, AddressType *entry_address) const {
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// upper_bound gives the first element whose key is greater than address,
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// but we want the first element whose key is less than or equal to address.
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// Decrement the iterator to get there, but not if the upper_bound already
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// points to the beginning of the map - in that case, address is lower than
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// the lowest stored key, so return false.
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MapConstIterator iterator = map_.upper_bound(address);
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if (iterator == map_.begin())
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return false;
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--iterator;
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entry = iterator.GetValuePtr();
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// Make sure AddressType is a copyable basic type
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if (entry_address)
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*entry_address = iterator.GetKey();
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return true;
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}
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} // namespace google_breakpad
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#endif // PROCESSOR_STATIC_ADDRESS_MAP_INL_H__
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