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Diffstat (limited to 'toolkit/crashreporter/google-breakpad/src/processor/static_map-inl.h')
-rw-r--r-- | toolkit/crashreporter/google-breakpad/src/processor/static_map-inl.h | 176 |
1 files changed, 0 insertions, 176 deletions
diff --git a/toolkit/crashreporter/google-breakpad/src/processor/static_map-inl.h b/toolkit/crashreporter/google-breakpad/src/processor/static_map-inl.h deleted file mode 100644 index e6aac6aba..000000000 --- a/toolkit/crashreporter/google-breakpad/src/processor/static_map-inl.h +++ /dev/null @@ -1,176 +0,0 @@ -// Copyright 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_map-inl.h: StaticMap implementation. -// -// See static_map.h for documentation. -// -// Author: Siyang Xie (lambxsy@google.com) - - -#ifndef PROCESSOR_STATIC_MAP_INL_H__ -#define PROCESSOR_STATIC_MAP_INL_H__ - -#include "processor/static_map.h" -#include "processor/static_map_iterator-inl.h" -#include "processor/logging.h" - -namespace google_breakpad { - -template<typename Key, typename Value, typename Compare> -StaticMap<Key, Value, Compare>::StaticMap(const char* raw_data) - : raw_data_(raw_data), - compare_() { - // First 4 Bytes store the number of nodes. - num_nodes_ = *(reinterpret_cast<const uint32_t*>(raw_data_)); - - offsets_ = reinterpret_cast<const uint32_t*>( - raw_data_ + sizeof(num_nodes_)); - - keys_ = reinterpret_cast<const Key*>( - raw_data_ + (1 + num_nodes_) * sizeof(uint32_t)); -} - -// find(), lower_bound() and upper_bound() implement binary search algorithm. -template<typename Key, typename Value, typename Compare> -StaticMapIterator<Key, Value, Compare> -StaticMap<Key, Value, Compare>::find(const Key &key) const { - int begin = 0; - int end = num_nodes_; - int middle; - int compare_result; - while (begin < end) { - middle = begin + (end - begin) / 2; - compare_result = compare_(key, GetKeyAtIndex(middle)); - if (compare_result == 0) - return IteratorAtIndex(middle); - if (compare_result < 0) { - end = middle; - } else { - begin = middle + 1; - } - } - return this->end(); -} - -template<typename Key, typename Value, typename Compare> -StaticMapIterator<Key, Value, Compare> -StaticMap<Key, Value, Compare>::lower_bound(const Key &key) const { - int begin = 0; - int end = num_nodes_; - int middle; - int comp_result; - while (begin < end) { - middle = begin + (end - begin) / 2; - comp_result = compare_(key, GetKeyAtIndex(middle)); - if (comp_result == 0) - return IteratorAtIndex(middle); - if (comp_result < 0) { - end = middle; - } else { - begin = middle + 1; - } - } - return IteratorAtIndex(begin); -} - -template<typename Key, typename Value, typename Compare> -StaticMapIterator<Key, Value, Compare> -StaticMap<Key, Value, Compare>::upper_bound(const Key &key) const { - int begin = 0; - int end = num_nodes_; - int middle; - int compare_result; - while (begin < end) { - middle = begin + (end - begin) / 2; - compare_result = compare_(key, GetKeyAtIndex(middle)); - if (compare_result == 0) - return IteratorAtIndex(middle + 1); - if (compare_result < 0) { - end = middle; - } else { - begin = middle + 1; - } - } - return IteratorAtIndex(begin); -} - -template<typename Key, typename Value, typename Compare> -bool StaticMap<Key, Value, Compare>::ValidateInMemoryStructure() const { - // check the number of nodes is non-negative: - if (!raw_data_) return false; - int32_t num_nodes = *(reinterpret_cast<const int32_t*>(raw_data_)); - if (num_nodes < 0) { - BPLOG(INFO) << "StaticMap check failed: negative number of nodes"; - return false; - } - - int node_index = 0; - if (num_nodes_) { - uint64_t first_offset = sizeof(int32_t) * (num_nodes_ + 1) - + sizeof(Key) * num_nodes_; - // Num_nodes_ is too large. - if (first_offset > 0xffffffffUL) { - BPLOG(INFO) << "StaticMap check failed: size exceeds limit"; - return false; - } - if (offsets_[node_index] != static_cast<uint32_t>(first_offset)) { - BPLOG(INFO) << "StaticMap check failed: first node offset is incorrect"; - return false; - } - } - - for (node_index = 1; node_index < num_nodes_; ++node_index) { - // Check offsets[i] is strictly increasing: - if (offsets_[node_index] <= offsets_[node_index - 1]) { - BPLOG(INFO) << "StaticMap check failed: node offsets non-increasing"; - return false; - } - // Check Key[i] is strictly increasing as no duplicate keys are allowed. - if (compare_(GetKeyAtIndex(node_index), - GetKeyAtIndex(node_index - 1)) <= 0) { - BPLOG(INFO) << "StaticMap check failed: node keys non-increasing"; - return false; - } - } - return true; -} - -template<typename Key, typename Value, typename Compare> -const Key StaticMap<Key, Value, Compare>::GetKeyAtIndex(int index) const { - if (index < 0 || index >= num_nodes_) { - BPLOG(ERROR) << "Key index out of range error"; - // Key type is required to be primitive type. Return 0 if index is invalid. - return 0; - } - return keys_[index]; -} - -} // namespace google_breakpad - -#endif // PROCESSOR_STATIC_MAP_INL_H__ |