src/apps/debugger/debug_managers/TeamMemoryBlockManager.h

   1 /*
   2  * Copyright 2011, Rene Gollent, rene@gollent.com.
   3  * Distributed under the terms of the MIT License.
   4  */
   5 #ifndef TEAM_MEMORY_BLOCK_MANAGER_H
   6 #define TEAM_MEMORY_BLOCK_MANAGER_H
   7
   8
   9 #include <Locker.h>
  10 #include <Referenceable.h>
  11 #include <util/DoublyLinkedList.h>
  12 #include <util/OpenHashTable.h>
  13
  14 #include "Types.h"
  15
  16
  17 struct MemoryBlockHashDefinition;
  18 class TeamMemoryBlock;
  19
  20
  21 class TeamMemoryBlockManager
  22 {
  23 public:
  24                                                                 TeamMemoryBlockManager();
  25                                                                 ~TeamMemoryBlockManager();
  26
  27                 status_t                                Init();
  28
  29                 TeamMemoryBlock*                GetMemoryBlock(target_addr_t address);
  30
  31 private:
  32                 struct Key;
  33                 struct MemoryBlockEntry;
  34                 struct MemoryBlockHashDefinition;
  35                 typedef BOpenHashTable<MemoryBlockHashDefinition> MemoryBlockTable;
  36                 typedef DoublyLinkedList<TeamMemoryBlock> DeadBlockTable;
  37
  38 private:
  39                 void                                    _Cleanup();
  40                 void                                    _MarkDeadBlock(target_addr_t address);
  41                 void                                    _RemoveBlock(target_addr_t address);
  42
  43 private:
  44                 friend class TeamMemoryBlockOwner;
  45
  46 private:
  47                 BLocker                                 fLock;
  48                 MemoryBlockTable*               fActiveBlocks;
  49                 DeadBlockTable*                 fDeadBlocks;
  50 };
  51
  52
  53 class TeamMemoryBlockOwner
  54 {
  55 public:
  56                                                                 TeamMemoryBlockOwner(
  57                                                                         TeamMemoryBlockManager* manager);
  58                                                                 ~TeamMemoryBlockOwner();
  59
  60                 void                                    RemoveBlock(TeamMemoryBlock* block);
  61
  62 private:
  63         TeamMemoryBlockManager*         fBlockManager;
  64 };
  65
  66
  67 #endif // TEAM_MEMORY_BLOCK_MANAGER_H