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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 17:32:43 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 17:32:43 +0000 |
commit | 6bf0a5cb5034a7e684dcc3500e841785237ce2dd (patch) | |
tree | a68f146d7fa01f0134297619fbe7e33db084e0aa /toolkit/crashreporter/google-breakpad/src/processor/address_map.h | |
parent | Initial commit. (diff) | |
download | thunderbird-6bf0a5cb5034a7e684dcc3500e841785237ce2dd.tar.xz thunderbird-6bf0a5cb5034a7e684dcc3500e841785237ce2dd.zip |
Adding upstream version 1:115.7.0.upstream/1%115.7.0upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'toolkit/crashreporter/google-breakpad/src/processor/address_map.h')
-rw-r--r-- | toolkit/crashreporter/google-breakpad/src/processor/address_map.h | 85 |
1 files changed, 85 insertions, 0 deletions
diff --git a/toolkit/crashreporter/google-breakpad/src/processor/address_map.h b/toolkit/crashreporter/google-breakpad/src/processor/address_map.h new file mode 100644 index 0000000000..2972cbb9f8 --- /dev/null +++ b/toolkit/crashreporter/google-breakpad/src/processor/address_map.h @@ -0,0 +1,85 @@ +// 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.h: Address maps. +// +// An address map contains a set of objects keyed by address. Objects are +// retrieved from the map by returning the object with the highest key less +// than or equal to the lookup key. +// +// Author: Mark Mentovai + +#ifndef PROCESSOR_ADDRESS_MAP_H__ +#define PROCESSOR_ADDRESS_MAP_H__ + +#include <map> + +namespace google_breakpad { + +// Forward declarations (for later friend declarations). +template<class, class> class AddressMapSerializer; + +template<typename AddressType, typename EntryType> +class AddressMap { + public: + AddressMap() : map_() {} + + // Inserts an entry into the map. Returns false without storing the entry + // if an entry is already stored in the map at the same address as specified + // by the address argument. + bool Store(const AddressType &address, const EntryType &entry); + + // Locates the entry stored at the highest address less than or equal to + // the address argument. If there is no such range, returns false. The + // entry is returned in entry, which is a required argument. If + // entry_address is not NULL, it will be set to the address that the entry + // was stored at. + bool Retrieve(const AddressType &address, + EntryType *entry, AddressType *entry_address) const; + + // Empties the address map, restoring it to the same state as when it was + // initially created. + void Clear(); + + private: + friend class AddressMapSerializer<AddressType, EntryType>; + friend class ModuleComparer; + + // Convenience types. + typedef std::map<AddressType, EntryType> AddressToEntryMap; + typedef typename AddressToEntryMap::const_iterator MapConstIterator; + typedef typename AddressToEntryMap::value_type MapValue; + + // Maps the address of each entry to an EntryType. + AddressToEntryMap map_; +}; + +} // namespace google_breakpad + +#endif // PROCESSOR_ADDRESS_MAP_H__ |