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LockMRSW.h
Package: SwordOnline.rar　[view]
Upload User: dzyhzl
Upload Date: 2019-04-29
Package Size: 56270k
Code Size: 1k
Category:

Game Server Simulator

Development Platform:

C/C++

LockMRSW.h：Code Content
  1. // LockMRSW.h: interface for the CLockMRSW & CLockMRSW2 class.
  2. //
  3. //////////////////////////////////////////////////////////////////////
  5. #if !defined(AFX_LOCKMRSW_H__F65AF80D_9748_4100_B0AC_823695855E5D__INCLUDED_)
  6. #define AFX_LOCKMRSW_H__F65AF80D_9748_4100_B0AC_823695855E5D__INCLUDED_
  9. //lock: multi read & single write
  10. //reading is parallel, and writing is exclusive
  12. class CLockMRSW 
  13. {
  14. public:
  15. CLockMRSW();
  16. virtual ~CLockMRSW();
  18. public:
  19. void EnterRead();
  20. void LeaveRead();
  22. void EnterWrite();
  23. void LeaveWrite();
  25. private:
  26. CRITICAL_SECTION m_csExclusive;
  27. CRITICAL_SECTION m_csModi;
  28. HANDLE m_eventIdle;
  29. LONG m_lUsing;
  30. };
  35. //assistant
  37. struct KAutoLockRead
  38. {
  39. CLockMRSW& theLock;
  40. KAutoLockRead(CLockMRSW& locksrc) : theLock(locksrc) {theLock.EnterRead();}
  41. ~KAutoLockRead() {theLock.LeaveRead();}
  42. };
  43. struct KAutoLockWrite
  44. {
  45. CLockMRSW& theLock;
  46. KAutoLockWrite(CLockMRSW& locksrc) : theLock(locksrc) {theLock.EnterWrite();}
  47. ~KAutoLockWrite() {theLock.LeaveWrite();}
  48. };
  52. //for more easy
  54. #define AUTOLOCKREAD(lock)
  55. KAutoLockRead __local_autolockread_(lock);
  56. #define AUTOLOCKREAD_(name, lock)
  57. KAutoLockRead name(lock);
  59. #define AUTOLOCKWRITE(lock)
  60. KAutoLockWrite __local_autolockwrite_(lock);
  61. #define AUTOLOCKWRITE_(name, lock)
  62. KAutoLockWrite name(lock);
  67. #endif // !defined(AFX_LOCKMRSW_H__F65AF80D_9748_4100_B0AC_823695855E5D__INCLUDED_)