other-licenses/7zstub/src/C/Threads.h

   1 /* Threads.h -- multithreading library
   2 2017-06-18 : Igor Pavlov : Public domain */
   3
   4 #ifndef __7Z_THREADS_H
   5 #define __7Z_THREADS_H
   6
   7 #ifdef _WIN32
   8 #include <windows.h>
   9 #endif
  10
  11 #include "7zTypes.h"
  12
  13 EXTERN_C_BEGIN
  14
  15 WRes HandlePtr_Close(HANDLE *h);
  16 WRes Handle_WaitObject(HANDLE h);
  17
  18 typedef HANDLE CThread;
  19 #define Thread_Construct(p) *(p) = NULL
  20 #define Thread_WasCreated(p) (*(p) != NULL)
  21 #define Thread_Close(p) HandlePtr_Close(p)
  22 #define Thread_Wait(p) Handle_WaitObject(*(p))
  23
  24 typedef
  25 #ifdef UNDER_CE
  26   DWORD
  27 #else
  28   unsigned
  29 #endif
  30   THREAD_FUNC_RET_TYPE;
  31
  32 #define THREAD_FUNC_CALL_TYPE MY_STD_CALL
  33 #define THREAD_FUNC_DECL THREAD_FUNC_RET_TYPE THREAD_FUNC_CALL_TYPE
  34 typedef THREAD_FUNC_RET_TYPE (THREAD_FUNC_CALL_TYPE * THREAD_FUNC_TYPE)(void *);
  35 WRes Thread_Create(CThread *p, THREAD_FUNC_TYPE func, LPVOID param);
  36
  37 typedef HANDLE CEvent;
  38 typedef CEvent CAutoResetEvent;
  39 typedef CEvent CManualResetEvent;
  40 #define Event_Construct(p) *(p) = NULL
  41 #define Event_IsCreated(p) (*(p) != NULL)
  42 #define Event_Close(p) HandlePtr_Close(p)
  43 #define Event_Wait(p) Handle_WaitObject(*(p))
  44 WRes Event_Set(CEvent *p);
  45 WRes Event_Reset(CEvent *p);
  46 WRes ManualResetEvent_Create(CManualResetEvent *p, int signaled);
  47 WRes ManualResetEvent_CreateNotSignaled(CManualResetEvent *p);
  48 WRes AutoResetEvent_Create(CAutoResetEvent *p, int signaled);
  49 WRes AutoResetEvent_CreateNotSignaled(CAutoResetEvent *p);
  50
  51 typedef HANDLE CSemaphore;
  52 #define Semaphore_Construct(p) *(p) = NULL
  53 #define Semaphore_IsCreated(p) (*(p) != NULL)
  54 #define Semaphore_Close(p) HandlePtr_Close(p)
  55 #define Semaphore_Wait(p) Handle_WaitObject(*(p))
  56 WRes Semaphore_Create(CSemaphore *p, UInt32 initCount, UInt32 maxCount);
  57 WRes Semaphore_ReleaseN(CSemaphore *p, UInt32 num);
  58 WRes Semaphore_Release1(CSemaphore *p);
  59
  60 typedef CRITICAL_SECTION CCriticalSection;
  61 WRes CriticalSection_Init(CCriticalSection *p);
  62 #define CriticalSection_Delete(p) DeleteCriticalSection(p)
  63 #define CriticalSection_Enter(p) EnterCriticalSection(p)
  64 #define CriticalSection_Leave(p) LeaveCriticalSection(p)
  65
  66 EXTERN_C_END
  67
  68 #endif