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Diffstat (limited to 'src/processor/static_address_map-inl.h')
-rw-r--r-- | src/processor/static_address_map-inl.h | 71 |
1 files changed, 71 insertions, 0 deletions
diff --git a/src/processor/static_address_map-inl.h b/src/processor/static_address_map-inl.h new file mode 100644 index 00000000..67e07976 --- /dev/null +++ b/src/processor/static_address_map-inl.h @@ -0,0 +1,71 @@ +// Copyright (c) 2010, 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. + +// 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__ |