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29
30// static_address_map-inl.h: StaticAddressMap implementation.
31//
32// See static_address_map.h for documentation.
33//
34// Author: Siyang Xie (lambxsy@google.com)
35
36#ifndef PROCESSOR_STATIC_ADDRESS_MAP_INL_H__
37#define PROCESSOR_STATIC_ADDRESS_MAP_INL_H__
38
39#include "processor/static_address_map.h"
40
41#include "processor/logging.h"
42
43namespace google_breakpad {
44
45template<typename AddressType, typename EntryType>
46bool StaticAddressMap<AddressType, EntryType>::Retrieve(
47 const AddressType& address,
48 const EntryType*& entry, AddressType* entry_address) const {
49
50 // upper_bound gives the first element whose key is greater than address,
51 // but we want the first element whose key is less than or equal to address.
52 // Decrement the iterator to get there, but not if the upper_bound already
53 // points to the beginning of the map - in that case, address is lower than
54 // the lowest stored key, so return false.
55
56 MapConstIterator iterator = map_.upper_bound(address);
57 if (iterator == map_.begin())
58 return false;
59 --iterator;
60
61 entry = iterator.GetValuePtr();
62 // Make sure AddressType is a copyable basic type
63 if (entry_address)
64 *entry_address = iterator.GetKey();
65
66 return true;
67}
68
69} // namespace google_breakpad
70
71#endif // PROCESSOR_STATIC_ADDRESS_MAP_INL_H__
72