thunderbrewhq/squall
1
0
Fork 0
mirror of https://github.com/thunderbrewhq/squall.git synced 2025-12-12 02:22:30 +00:00
Code Issues Projects Releases Packages Wiki Activity Actions

feat(hash): add synchronized export table template

Browse source
This commit is contained in:
fallenoak 2023-03-27 17:28:51 -05:00 • committed by GitHub
parent a0af28c9b0
commit 3d14119536
No known key found for this signature in database
GPG key ID: 4AEE18F83AFDEB23
3 changed files with 132 additions and 0 deletions
Download patch file Download diff file Expand all files Collapse all files

87
storm/hash/TSExportTableSyncReuse.hpp Normal file
View file

@ -0,0 +1,87 @@
#ifndef STORM_HASH_TS_EXPORT_TABLE_SYNC_REUSE_HPP
#define STORM_HASH_TS_EXPORT_TABLE_SYNC_REUSE_HPP
#include "storm/hash/Hashkey.hpp"
#include "storm/hash/TSExportTableSimpleReuse.hpp"
template <class T, class THandle, class TLockedHandle, class TSync>
class TSExportTableSyncReuse : public TSExportTableSimpleReuse<T, THandle> {
public:
// Virtual member functions
virtual ~TSExportTableSyncReuse() = default;
// Member functions
void Delete(THandle handle);
void DeleteUnlock(T* ptr, TLockedHandle lockedHandle);
T* Lock(THandle handle, TLockedHandle* lockedHandlePtr, int32_t forWriting);
T* NewLock(THandle* handlePtr, TLockedHandle* lockedHandlePtr);
void Unlock(TLockedHandle lockedHandle);
private:
// Member variables
TSync m_sync;
// Member functions
int32_t IsForWriting(TLockedHandle lockedHandle);
void SyncEnterLock(TLockedHandle* lockedHandlePtr, int32_t forWriting);
void SyncLeaveLock(TLockedHandle lockedHandle);
};
template <class T, class THandle, class TLockedHandle, class TSync>
void TSExportTableSyncReuse<T, THandle, TLockedHandle, TSync>::Delete(THandle handle) {
TLockedHandle lockedHandle;
auto ptr = this->Lock(handle, &lockedHandle, 1);
this->DeleteUnlock(ptr, lockedHandle);
}
template <class T, class THandle, class TLockedHandle, class TSync>
void TSExportTableSyncReuse<T, THandle, TLockedHandle, TSync>::DeleteUnlock(T* ptr, TLockedHandle lockedHandle) {
this->TSExportTableSimpleReuse<T, THandle>::Delete(ptr);
this->Unlock(lockedHandle);
}
template <class T, class THandle, class TLockedHandle, class TSync>
int32_t TSExportTableSyncReuse<T, THandle, TLockedHandle, TSync>::IsForWriting(TLockedHandle lockedHandle) {
return reinterpret_cast<intptr_t>(lockedHandle) == 1;
}
template <class T, class THandle, class TLockedHandle, class TSync>
T* TSExportTableSyncReuse<T, THandle, TLockedHandle, TSync>::Lock(THandle handle, TLockedHandle* lockedHandlePtr, int32_t forWriting) {
this->SyncEnterLock(lockedHandlePtr, forWriting);
auto ptr = this->Ptr(handle);
if (!ptr) {
this->SyncLeaveLock(*lockedHandlePtr);
*lockedHandlePtr = nullptr;
return nullptr;
}
return ptr;
}
template <class T, class THandle, class TLockedHandle, class TSync>
T* TSExportTableSyncReuse<T, THandle, TLockedHandle, TSync>::NewLock(THandle* handlePtr, TLockedHandle* lockedHandlePtr) {
this->SyncEnterLock(lockedHandlePtr, 1);
return this->New(handlePtr);
}
template <class T, class THandle, class TLockedHandle, class TSync>
void TSExportTableSyncReuse<T, THandle, TLockedHandle, TSync>::SyncEnterLock(TLockedHandle* lockedHandlePtr, int32_t forWriting) {
this->m_sync.Enter(forWriting);
*lockedHandlePtr = reinterpret_cast<TLockedHandle>(forWriting ? 1 : -1);
}
template <class T, class THandle, class TLockedHandle, class TSync>
void TSExportTableSyncReuse<T, THandle, TLockedHandle, TSync>::SyncLeaveLock(TLockedHandle lockedHandle) {
if (lockedHandle) {
this->m_sync.Leave(this->IsForWriting(lockedHandle));
}
}
template <class T, class THandle, class TLockedHandle, class TSync>
void TSExportTableSyncReuse<T, THandle, TLockedHandle, TSync>::Unlock(TLockedHandle lockedHandle) {
this->SyncLeaveLock(lockedHandle);
}
#endif