static_address_map-inl.h

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// static_address_map-inl.h: StaticAddressMap implementation.

//

// See static_address_map.h for documentation.

//

// Author: Siyang Xie (lambxsy@google.com)

#ifndef PROCESSOR_STATIC_ADDRESS_MAP_INL_H__

#define PROCESSOR_STATIC_ADDRESS_MAP_INL_H__

#include "processor/static_address_map.h"

#include "processor/logging.h"

namespace google_breakpad {

template<typename AddressType, typename EntryType>

bool StaticAddressMap<AddressType, EntryType>::Retrieve(

    const AddressType &address,

    const EntryType *&entry, AddressType *entry_address) const {

  // 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.GetValuePtr();

  // Make sure AddressType is a copyable basic type

  if (entry_address)

    *entry_address = iterator.GetKey();

  return true;

}  // namespace google_breakpad

#endif  // PROCESSOR_STATIC_ADDRESS_MAP_INL_H__