diff options
Diffstat (limited to 'plugins/Dbx_tree/src/TLS.h')
| -rw-r--r-- | plugins/Dbx_tree/src/TLS.h | 160 |
1 files changed, 0 insertions, 160 deletions
diff --git a/plugins/Dbx_tree/src/TLS.h b/plugins/Dbx_tree/src/TLS.h deleted file mode 100644 index bc7e1ed2d0..0000000000 --- a/plugins/Dbx_tree/src/TLS.h +++ /dev/null @@ -1,160 +0,0 @@ -/*
-
-dbx_tree: tree database driver for Miranda IM
-
-Copyright 2010 Michael "Protogenes" Kunz,
-
-This program is free software; you can redistribute it and/or
-modify it under the terms of the GNU General Public License
-as published by the Free Software Foundation; either version 2
-of the License, or (at your option) any later version.
-
-This program is distributed in the hope that it will be useful,
-but WITHOUT ANY WARRANTY; without even the implied warranty of
-MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
-GNU General Public License for more details.
-
-You should have received a copy of the GNU General Public License
-along with this program; if not, write to the Free Software
-Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
-
-*/
-
-#pragma once
-
-#include "lockfree_hashmap.h"
-
-template <typename TAdministrator, typename TData>
-class CThreadLocalStorage
-{
- private:
- typedef struct TListElem
- {
- TListElem * Next;
- TAdministrator * Admin;
- TData Data;
- TListElem(TListElem * ANext, TAdministrator * AAdmin, const TData & AData)
- : Next(ANext), Admin(AAdmin), Data(AData)
- { };
-
- } TListElem, *PListElem;
- static __declspec(thread) PListElem m_Head;
-
- static inline uint32_t DummyHash(const void * Data, uint32_t Length)
- {
- return *reinterpret_cast<const uint32_t *>(Data);
- }
-
- lockfree::hash_map<DWORD, TData, DummyHash> * m_LockfreeList;
- typedef typename lockfree::hash_map<DWORD, TData, DummyHash>::iterator TThreadStorage;
-
- public:
- CThreadLocalStorage();
- ~CThreadLocalStorage();
-
- TData & Open(TAdministrator * Admin, const TData & Default);
- TData * Find(TAdministrator * Admin);
- void Remove(TAdministrator * Admin);
-};
-
-const bool _CanUseTLS = ((LOBYTE(LOWORD(GetVersion()))) >= 6);
-
-template <typename TAdministrator, typename TData>
-typename CThreadLocalStorage<TAdministrator, TData>::PListElem CThreadLocalStorage<TAdministrator, TData>::m_Head = NULL;
-
-
-template <typename TAdministrator, typename TData>
-CThreadLocalStorage<TAdministrator, TData>::CThreadLocalStorage()
-{
- m_LockfreeList = NULL;
- if (!_CanUseTLS)
- m_LockfreeList = new lockfree::hash_map<DWORD, TData, DummyHash>();
-}
-template <typename TAdministrator, typename TData>
-CThreadLocalStorage<TAdministrator, TData>::~CThreadLocalStorage()
-{
- delete m_LockfreeList;
-}
-
-
-template <typename TAdministrator, typename TData>
-typename TData & CThreadLocalStorage<TAdministrator, TData>::Open(typename TAdministrator * Admin, const TData & Default)
-{
- if (_CanUseTLS)
- {
- PListElem * last = &m_Head;
- PListElem i = m_Head;
- while (i && (i->Admin != Admin))
- {
- last = &i->Next;
- i = i->Next;
- }
-
- if (i)
- {
- *last = i->Next;
- i->Next = m_Head;
- m_Head = i;
- } else {
- m_Head = new TListElem(m_Head, Admin, Default);
- }
- return m_Head->Data;
- } else {
- TThreadStorage & res = m_LockfreeList->insert(std::make_pair(GetCurrentThreadId(), Default)).first;
- return res->second;
- }
-}
-
-template <typename TAdministrator, typename TData>
-typename TData * CThreadLocalStorage<TAdministrator, TData>::Find(typename TAdministrator * Admin)
-{
- if (_CanUseTLS)
- {
- PListElem * last = &m_Head;
- PListElem i = m_Head;
- while (i && (i->Admin != Admin))
- {
- last = &i->Next;
- i = i->Next;
- }
-
- if (i)
- {
- *last = i->Next;
- i->Next = m_Head;
- m_Head = i;
- } else {
- return NULL;
- }
- return &m_Head->Data;
- } else {
- TThreadStorage & res = m_LockfreeList->find(GetCurrentThreadId());
- if (res != m_LockfreeList->end())
- return &res->second;
- else
- return NULL;
- }
-}
-
-template <typename TAdministrator, typename TData>
-void CThreadLocalStorage<TAdministrator, TData>::Remove(typename TAdministrator * Admin)
-{
- if (_CanUseTLS)
- {
- PListElem * last = &m_Head;
- PListElem i = m_Head;
- while (i && (i->Admin != Admin))
- {
- last = &i->Next;
- i = i->Next;
- }
-
- if (i)
- {
- *last = i->Next;
- delete i;
- }
- } else {
- m_LockfreeList->erase(GetCurrentThreadId());
- }
-}
|