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/* EINA - EFL data type library
* Copyright (C) 2011 Vincent Torri
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library 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
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library;
* if not, see <http://www.gnu.org/licenses/>.
*/
#ifndef EINA_INLINE_LOCK_WIN32_X_
#define EINA_INLINE_LOCK_WIN32_X_
#include <windows.h>
EAPI extern Eina_Bool _threads_activated;
typedef HANDLE Eina_Lock;
typedef Eina_Lock Eina_RWLock;
typedef DWORD Eina_TLS;
static inline Eina_Bool
eina_lock_new(Eina_Lock *mutex)
{
Eina_Lock m;
m = CreateMutex(NULL, FALSE, NULL);
if (m) *mutex = m;
return (m != NULL);
}
static inline void
eina_lock_free(Eina_Lock *mutex)
{
CloseHandle(*mutex);
}
static inline Eina_Lock_Result
eina_lock_take(Eina_Lock *mutex)
{
DWORD res;
#ifdef EINA_HAVE_ON_OFF_THREADS
if (!_eina_threads_activated) return EINA_LOCK_FAIL;
#endif
res = WaitForSingleObject(*mutex, INFINITE);
if ((res == WAIT_ABANDONED) || (res == WAIT_FAILED))
return EINA_LOCK_FAIL;
return EINA_LOCK_SUCCEED;
}
static inline Eina_Lock_Result
eina_lock_take_try(Eina_Lock *mutex)
{
return eina_lock_take(*mutex);
}
static inline Eina_Lock_Result
eina_lock_release(Eina_Lock *mutex)
{
#ifdef EINA_HAVE_ON_OFF_THREADS
if (!_eina_threads_activated) return ;
#endif
return ReleaseMutex(*mutex) ? EINA_LOCK_SUCCEED : EINA_LOCK_FAIL;
}
static inline void
eina_lock_debug(const Eina_Lock *mutex)
{
}
static inline Eina_Bool
eina_condition_new(Eina_Condition *cond, Eina_Lock *mutex)
{
return EINA_FALSE;
}
static inline void
eina_condition_free(Eina_Condition *cond)
{
}
static inline Eina_Bool
eina_condition_wait(Eina_Condition *cond)
{
return EINA_FALSE;
}
static inline Eina_Bool
eina_condition_timedwait(Eina_Condition *cond, double t)
{
return EINA_FALSE;
}
static inline Eina_Bool
eina_condition_broadcast(Eina_Condition *cond)
{
return EINA_FALSE;
}
static inline Eina_Bool
eina_condition_signal(Eina_Condition *cond)
{
return EINA_FALSE;
}
static inline Eina_Bool
eina_rwlock_new(Eina_RWLock *mutex)
{
return eina_lock_new(mutex);
}
static inline void
eina_rwlock_free(Eina_RWLock *mutex)
{
return eina_lock_free(mutex);
}
static inline Eina_Lock_Result
eina_rwlock_take_read(Eina_RWLock *mutex)
{
return eina_lock_take(mutex);
}
static inline Eina_Lock_Result
eina_rwlock_take_write(Eina_RWLock *mutex)
{
return eina_lock_take(mutex);
}
static inline Eina_Lock_Result
eina_rwlock_release(Eina_RWLock *mutex)
{
return eina_lock_release(mutex);
}
static inline Eina_Bool
eina_tls_new(Eina_TLS *key)
{
if (TlsAlloc() == TLS_OUT_OF_INDEXES)
return EINA_FALSE;
return EINA_TRUE;
}
static inline void
eina_tls_free(Eina_TLS key)
{
TlsFree(key);
}
static inline void *
eina_tls_get(Eina_TLS key)
{
return (void*)TlsGetValue(key);
}
static inline Eina_Bool
eina_tls_set(Eina_TLS key, const void *data)
{
if (TlsSetValue(key, (LPVOID)data) == 0)
return EINA_FALSE;
return EINA_TRUE;
}
#endif
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