64 lines
1.2 KiB
C++
64 lines
1.2 KiB
C++
#include "threading.h"
|
|
|
|
static volatile bool waitarray[WAITID_LAST];
|
|
|
|
void waitclear()
|
|
{
|
|
memset((void*)waitarray, 0, sizeof(waitarray));
|
|
}
|
|
|
|
void wait(WAIT_ID id)
|
|
{
|
|
while(waitarray[id]) //1=locked, 0=unlocked
|
|
Sleep(1);
|
|
}
|
|
|
|
void lock(WAIT_ID id)
|
|
{
|
|
waitarray[id] = true;
|
|
}
|
|
|
|
void unlock(WAIT_ID id)
|
|
{
|
|
waitarray[id] = false;
|
|
}
|
|
|
|
bool waitislocked(WAIT_ID id)
|
|
{
|
|
return waitarray[id];
|
|
}
|
|
|
|
bool SectionLockerGlobal::m_Initialized = false;
|
|
SRWLOCK SectionLockerGlobal::m_Locks[SectionLock::LockLast];
|
|
|
|
void SectionLockerGlobal::Initialize()
|
|
{
|
|
if(m_Initialized)
|
|
return;
|
|
|
|
// Destroy previous data if any existed
|
|
memset(m_Locks, 0, sizeof(m_Locks));
|
|
|
|
for(int i = 0; i < ARRAYSIZE(m_Locks); i++)
|
|
InitializeSRWLock(&m_Locks[i]);
|
|
|
|
m_Initialized = true;
|
|
}
|
|
|
|
void SectionLockerGlobal::Deinitialize()
|
|
{
|
|
if(!m_Initialized)
|
|
return;
|
|
|
|
for(int i = 0; i < ARRAYSIZE(m_Locks); i++)
|
|
{
|
|
// Wait for the lock's ownership to be released
|
|
AcquireSRWLockExclusive(&m_Locks[i]);
|
|
ReleaseSRWLockExclusive(&m_Locks[i]);
|
|
|
|
// Invalidate data
|
|
memset(&m_Locks[i], 0, sizeof(SRWLOCK));
|
|
}
|
|
|
|
m_Initialized = false;
|
|
} |