* Added breakpad support for Linux.

2025-08-13 01:24:11 +02:00 · 2011-09-15 07:27:31 +02:00
parent d8b07cee9c
commit d8d7347394
1163 changed files with 465521 additions and 4 deletions
--- a/thirdparty/breakpad/processor/static_range_map.h
+++ b/thirdparty/breakpad/processor/static_range_map.h
@@ -0,0 +1,106 @@
+// 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_range_map.h: StaticRangeMap.
+//
+// StaticRangeMap is similar as RangeMap.  However, StaticRangeMap wraps a
+// StaticMap instead of std::map, and does not support dynamic operations like
+// StoreRange(...).  StaticRangeMap provides same Retrieve*() interfaces as
+// RangeMap.  Please see range_map.h for more documentation.
+//
+// Author: Siyang Xie (lambxsy@google.com)
+
+#ifndef PROCESSOR_STATIC_RANGE_MAP_H__
+#define PROCESSOR_STATIC_RANGE_MAP_H__
+
+
+#include "processor/static_map-inl.h"
+
+namespace google_breakpad {
+
+// AddressType is basic type, e.g.: integer types, pointers etc
+// EntryType could be a complex type, so we retrieve its pointer instead.
+template<typename AddressType, typename EntryType>
+class StaticRangeMap {
+ public:
+  StaticRangeMap(): map_() { }
+  explicit StaticRangeMap(const char *memory): map_(memory) { }
+
+  // Locates the range encompassing the supplied address.  If there is
+  // no such range, returns false.  entry_base and entry_size, if non-NULL,
+  // are set to the base and size of the entry's range.
+  bool RetrieveRange(const AddressType &address, const EntryType *&entry,
+                     AddressType *entry_base, AddressType *entry_size) const;
+
+  // Locates the range encompassing the supplied address, if one exists.
+  // If no range encompasses the supplied address, locates the nearest range
+  // to the supplied address that is lower than the address.  Returns false
+  // if no range meets these criteria.  entry_base and entry_size, if
+  // non-NULL, are set to the base and size of the entry's range.
+  bool RetrieveNearestRange(const AddressType &address, const EntryType *&entry,
+                            AddressType *entry_base, AddressType *entry_size)
+                            const;
+
+  // Treating all ranges as a list ordered by the address spaces that they
+  // occupy, locates the range at the index specified by index.  Returns
+  // false if index is larger than the number of ranges stored.  entry_base
+  // and entry_size, if non-NULL, are set to the base and size of the entry's
+  // range.
+  //
+  // RetrieveRangeAtIndex is not optimized for speedy operation.
+  bool RetrieveRangeAtIndex(int index, const EntryType *&entry,
+                            AddressType *entry_base, AddressType *entry_size)
+                            const;
+
+  // Returns the number of ranges stored in the RangeMap.
+  inline unsigned int GetCount() const { return map_.size(); }
+
+ private:
+  friend class ModuleComparer;
+  class Range {
+   public:
+    AddressType base() const {
+      return *(reinterpret_cast<const AddressType*>(this));
+    }
+    const EntryType* entryptr() const {
+      return reinterpret_cast<const EntryType*>(this + sizeof(AddressType));
+    }
+  };
+
+  // Convenience types.
+  typedef StaticRangeMap* SelfPtr;
+  typedef StaticMap<AddressType, Range> AddressToRangeMap;
+  typedef typename AddressToRangeMap::const_iterator MapConstIterator;
+
+  AddressToRangeMap map_;
+};
+
+}  // namespace google_breakpad
+
+#endif  // PROCESSOR_STATIC_RANGE_MAP_H__