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{ -*- mode: C; c-file-style: "gnu" -*- }
{ dbus-threads.h D-Bus threads handling
*
* Copyright (C) 2002 Red Hat Inc.
*
* Licensed under the Academic Free License version 2.1
*
* 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
*
}
{#include <dbus/dbus-macros.h>
#include <dbus/dbus-types.h>}
type
DBusMutex = record end;
PDBusMutex = ^DBusMutex;
DBusCondVar = record end;
PDBusCondVar = ^DBusCondVar;
DBusMutexNewFunction = function (): DBusMutex; cdecl;
DBusMutexFreeFunction = procedure (mutex: PDBusMutex); cdecl;
DBusMutexLockFunction = function (mutex: PDBusMutex): dbus_bool_t; cdecl;
DBusMutexUnlockFunction = function (mutex: PDBusMutex): dbus_bool_t; cdecl;
DBusRecursiveMutexNewFunction = function(): DBusMutex; cdecl;
DBusRecursiveMutexFreeFunction = procedure (mutex: PDBusMutex); cdecl;
DBusRecursiveMutexLockFunction = procedure (mutex: PDBusMutex); cdecl;
DBusRecursiveMutexUnlockFunction = procedure (mutex: PDBusMutex); cdecl;
DBusCondVarNewFunction = function (): PDBusCondVar; cdecl;
DBusCondVarFreeFunction = procedure (cond: PDBusCondVar); cdecl;
DBusCondVarWaitFunction = procedure (cond: PDBusCondVar; mutex: PDBusMutex); cdecl;
DBusCondVarWaitTimeoutFunction = procedure (cond: PDBusCondVar; mutex: PDBusMutex;
timeout_milliseconds: cint); cdecl;
DBusCondVarWakeOneFunction = procedure (cond: PDBusCondVar); cdecl;
DBusCondVarWakeAllFunction = procedure (cond: PDBusCondVar); cdecl;
DBusThreadFunctionsMask =
(
DBUS_THREAD_FUNCTIONS_MUTEX_NEW_MASK = 1 shl 0,
DBUS_THREAD_FUNCTIONS_MUTEX_FREE_MASK = 1 shl 1,
DBUS_THREAD_FUNCTIONS_MUTEX_LOCK_MASK = 1 shl 2,
DBUS_THREAD_FUNCTIONS_MUTEX_UNLOCK_MASK = 1 shl 3,
DBUS_THREAD_FUNCTIONS_CONDVAR_NEW_MASK = 1 shl 4,
DBUS_THREAD_FUNCTIONS_CONDVAR_FREE_MASK = 1 shl 5,
DBUS_THREAD_FUNCTIONS_CONDVAR_WAIT_MASK = 1 shl 6,
DBUS_THREAD_FUNCTIONS_CONDVAR_WAIT_TIMEOUT_MASK = 1 shl 7,
DBUS_THREAD_FUNCTIONS_CONDVAR_WAKE_ONE_MASK = 1 shl 8,
DBUS_THREAD_FUNCTIONS_CONDVAR_WAKE_ALL_MASK = 1 shl 9,
DBUS_THREAD_FUNCTIONS_RECURSIVE_MUTEX_NEW_MASK = 1 shl 10,
DBUS_THREAD_FUNCTIONS_RECURSIVE_MUTEX_FREE_MASK = 1 shl 11,
DBUS_THREAD_FUNCTIONS_RECURSIVE_MUTEX_LOCK_MASK = 1 shl 12,
DBUS_THREAD_FUNCTIONS_RECURSIVE_MUTEX_UNLOCK_MASK = 1 shl 13,
DBUS_THREAD_FUNCTIONS_ALL_MASK = (1 shl 14) - 1
);
{
* Functions that must be implemented to make the D-Bus
* library thread-aware.
}
DBusThreadFunctions = record
mask: cuint; {< Mask indicating which functions are present. }
mutex_new: DBusMutexNewFunction; {< Function to create a mutex }
mutex_free: DBusMutexFreeFunction; {< Function to free a mutex }
mutex_lock: DBusMutexLockFunction; {< Function to lock a mutex }
mutex_unlock: DBusMutexUnlockFunction; {< Function to unlock a mutex }
condvar_new: DBusCondVarNewFunction; {< Function to create a condition variable }
condvar_free: DBusCondVarFreeFunction; {< Function to free a condition variable }
condvar_wait: DBusCondVarWaitFunction; {< Function to wait on a condition }
condvar_wait_timeout: DBusCondVarWaitTimeoutFunction; {< Function to wait on a condition with a timeout }
condvar_wake_one: DBusCondVarWakeOneFunction; {< Function to wake one thread waiting on the condition }
condvar_wake_all: DBusCondVarWakeAllFunction; {< Function to wake all threads waiting on the condition }
recursive_mutex_new: DBusRecursiveMutexNewFunction; {< Function to create a recursive mutex }
recursive_mutex_free: DBusRecursiveMutexFreeFunction; {< Function to free a recursive mutex }
recursive_mutex_lock: DBusRecursiveMutexLockFunction; {< Function to lock a recursive mutex }
recursive_mutex_unlock: DBusRecursiveMutexUnlockFunction; {< Function to unlock a recursive mutex }
padding1: procedure; {< Reserved for future expansion }
padding2: procedure; {< Reserved for future expansion }
padding3: procedure; {< Reserved for future expansion }
padding4: procedure; {< Reserved for future expansion }
end;
PDBusThreadFunctions = ^DBusThreadFunctions;
function dbus_threads_init(const functions: PDBusThreadFunctions): dbus_bool_t; cdecl; external LibDBus;
function dbus_threads_init_default: dbus_bool_t; cdecl; external LibDBus;
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