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hashcat/deps/unrar/threadmisc.cpp
2023-05-19 21:24:23 +02:00

154 lines
3.0 KiB
C++

static inline bool CriticalSectionCreate(CRITSECT_HANDLE *CritSection)
{
#ifdef _WIN_ALL
InitializeCriticalSection(CritSection);
return true;
#elif defined(_UNIX)
return pthread_mutex_init(CritSection,NULL)==0;
#endif
}
static inline void CriticalSectionDelete(CRITSECT_HANDLE *CritSection)
{
#ifdef _WIN_ALL
DeleteCriticalSection(CritSection);
#elif defined(_UNIX)
pthread_mutex_destroy(CritSection);
#endif
}
static inline void CriticalSectionStart(CRITSECT_HANDLE *CritSection)
{
#ifdef _WIN_ALL
EnterCriticalSection(CritSection);
#elif defined(_UNIX)
pthread_mutex_lock(CritSection);
#endif
}
static inline void CriticalSectionEnd(CRITSECT_HANDLE *CritSection)
{
#ifdef _WIN_ALL
LeaveCriticalSection(CritSection);
#elif defined(_UNIX)
pthread_mutex_unlock(CritSection);
#endif
}
static THREAD_HANDLE ThreadCreate(NATIVE_THREAD_PTR Proc,void *Data)
{
#ifdef _UNIX
/*
pthread_attr_t attr;
pthread_attr_init(&attr);
pthread_attr_setdetachstate(&attr, PTHREAD_CREATE_JOINABLE);
*/
pthread_t pt;
int Code=pthread_create(&pt,NULL/*&attr*/,Proc,Data);
if (Code!=0)
{
wchar Msg[100];
swprintf(Msg,ASIZE(Msg),L"\npthread_create failed, code %d\n",Code);
ErrHandler.GeneralErrMsg(Msg);
ErrHandler.SysErrMsg();
ErrHandler.Exit(RARX_FATAL);
}
return pt;
#else
DWORD ThreadId;
HANDLE hThread=CreateThread(NULL,0x10000,Proc,Data,0,&ThreadId);
if (hThread==NULL)
{
ErrHandler.GeneralErrMsg(L"CreateThread failed");
ErrHandler.SysErrMsg();
ErrHandler.Exit(RARX_FATAL);
}
return hThread;
#endif
}
static void ThreadClose(THREAD_HANDLE hThread)
{
#ifdef _UNIX
pthread_join(hThread,NULL);
#else
CloseHandle(hThread);
#endif
}
#ifdef _WIN_ALL
static void CWaitForSingleObject(HANDLE hHandle)
{
DWORD rc=WaitForSingleObject(hHandle,INFINITE);
if (rc==WAIT_FAILED)
{
ErrHandler.GeneralErrMsg(L"\nWaitForMultipleObjects error %d, GetLastError %d",rc,GetLastError());
ErrHandler.Exit(RARX_FATAL);
}
}
#endif
#ifdef _UNIX
static void cpthread_cond_wait(pthread_cond_t *cond, pthread_mutex_t *mutex)
{
int rc=pthread_cond_wait(cond,mutex);
if (rc!=0)
{
ErrHandler.GeneralErrMsg(L"\npthread_cond_wait error %d",rc);
ErrHandler.Exit(RARX_FATAL);
}
}
#endif
uint GetNumberOfCPU()
{
#ifndef RAR_SMP
return 1;
#else
#ifdef _UNIX
#ifdef _SC_NPROCESSORS_ONLN
uint Count=(uint)sysconf(_SC_NPROCESSORS_ONLN);
return Count<1 ? 1:Count;
#elif defined(_APPLE)
uint Count;
size_t Size=sizeof(Count);
return sysctlbyname("hw.ncpu",&Count,&Size,NULL,0)==0 ? Count:1;
#endif
#else // !_UNIX
DWORD_PTR ProcessMask;
DWORD_PTR SystemMask;
if (!GetProcessAffinityMask(GetCurrentProcess(),&ProcessMask,&SystemMask))
return 1;
uint Count=0;
for (DWORD_PTR Mask=1;Mask!=0;Mask<<=1)
if ((ProcessMask & Mask)!=0)
Count++;
return Count<1 ? 1:Count;
#endif
#endif // RAR_SMP
}
uint GetNumberOfThreads()
{
uint NumCPU=GetNumberOfCPU();
if (NumCPU<1)
return 1;
if (NumCPU>MaxPoolThreads)
return MaxPoolThreads;
return NumCPU;
}