toolkit/crashreporter/google-breakpad/src/processor/basic_code_modules.h

Thu, 22 Jan 2015 13:21:57 +0100

author
Michael Schloh von Bennewitz <michael@schloh.com>
date
Thu, 22 Jan 2015 13:21:57 +0100
branch
TOR_BUG_9701
changeset 15
b8a032363ba2
permissions
-rw-r--r--

Incorporate requested changes from Mozilla in review:
https://bugzilla.mozilla.org/show_bug.cgi?id=1123480#c6

     1 // Copyright (c) 2006, Google Inc.
     2 // All rights reserved.
     3 //
     4 // Redistribution and use in source and binary forms, with or without
     5 // modification, are permitted provided that the following conditions are
     6 // met:
     7 //
     8 //     * Redistributions of source code must retain the above copyright
     9 // notice, this list of conditions and the following disclaimer.
    10 //     * Redistributions in binary form must reproduce the above
    11 // copyright notice, this list of conditions and the following disclaimer
    12 // in the documentation and/or other materials provided with the
    13 // distribution.
    14 //     * Neither the name of Google Inc. nor the names of its
    15 // contributors may be used to endorse or promote products derived from
    16 // this software without specific prior written permission.
    17 //
    18 // THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
    19 // "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
    20 // LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
    21 // A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
    22 // OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
    23 // SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
    24 // LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
    25 // DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
    26 // THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
    27 // (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
    28 // OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
    30 // basic_code_modules.h: Contains all of the CodeModule objects that
    31 // were loaded into a single process.
    32 //
    33 // This is a basic concrete implementation of CodeModules.  It cannot be
    34 // instantiated directly, only based on other objects that implement
    35 // the CodeModules interface.  It exists to provide a CodeModules
    36 // implementation a place to store information when the life of the original
    37 // object (such as a MinidumpModuleList) cannot be guaranteed.
    38 //
    39 // Author: Mark Mentovai
    41 #ifndef PROCESSOR_BASIC_CODE_MODULES_H__
    42 #define PROCESSOR_BASIC_CODE_MODULES_H__
    44 #include "google_breakpad/processor/code_modules.h"
    46 namespace google_breakpad {
    48 template<typename T> class linked_ptr;
    49 template<typename AddressType, typename EntryType> class RangeMap;
    51 class BasicCodeModules : public CodeModules {
    52  public:
    53   // Creates a new BasicCodeModules object given any existing CodeModules
    54   // implementation.  This is useful to make a copy of the data relevant to
    55   // the CodeModules and CodeModule interfaces without requiring all of the
    56   // resources that other implementations may require.  A copy will be
    57   // made of each contained CodeModule using CodeModule::Copy.
    58   explicit BasicCodeModules(const CodeModules *that);
    60   virtual ~BasicCodeModules();
    62   // See code_modules.h for descriptions of these methods.
    63   virtual unsigned int module_count() const;
    64   virtual const CodeModule* GetModuleForAddress(uint64_t address) const;
    65   virtual const CodeModule* GetMainModule() const;
    66   virtual const CodeModule* GetModuleAtSequence(unsigned int sequence) const;
    67   virtual const CodeModule* GetModuleAtIndex(unsigned int index) const;
    68   virtual const CodeModules* Copy() const;
    70  private:
    71   // The base address of the main module.
    72   uint64_t main_address_;
    74   // The map used to contain each CodeModule, keyed by each CodeModule's
    75   // address range.
    76   RangeMap<uint64_t, linked_ptr<const CodeModule> > *map_;
    78   // Disallow copy constructor and assignment operator.
    79   BasicCodeModules(const BasicCodeModules &that);
    80   void operator=(const BasicCodeModules &that);
    81 };
    83 }  // namespace google_breakpad
    85 #endif  // PROCESSOR_BASIC_CODE_MODULES_H__

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