[akhaldi] 70100: [RTL] Partially sync some timer queue related functions with Wine Staging 1.7.55. Brought to you by Samuel Serapión and Thomas Faber. CORE-10574 CORE-10536
24 Nov
2015
24 Nov
'15
8:35 p.m.
Author: akhaldi
Date: Tue Nov 24 20:35:58 2015
New Revision: 70100
URL: http://svn.reactos.org/svn/reactos?rev=70100&view=rev
Log:
[RTL] Partially sync some timer queue related functions with Wine Staging 1.7.55. Brought
to you by Samuel Serapión and Thomas Faber. CORE-10574 CORE-10536
Modified:
trunk/reactos/lib/rtl/timerqueue.c
trunk/reactos/media/doc/README.WINE
Modified: trunk/reactos/lib/rtl/timerqueue.c
URL:
http://svn.reactos.org/svn/reactos/trunk/reactos/lib/rtl/timerqueue.c?rev=7…
==============================================================================
--- trunk/reactos/lib/rtl/timerqueue.c [iso-8859-1] (original)
+++ trunk/reactos/lib/rtl/timerqueue.c [iso-8859-1] Tue Nov 24 20:35:58 2015
@@ -47,20 +47,22 @@
DWORD period;
ULONG flags;
ULONGLONG expire;
- BOOL destroy; /* timer should be deleted; once set, never unset */
- HANDLE event; /* removal event */
+ BOOL destroy; /* timer should be deleted; once set, never unset */
+ HANDLE event; /* removal event */
};
struct timer_queue
{
+ DWORD magic;
RTL_CRITICAL_SECTION cs;
- struct list timers; /* sorted by expiration time */
- BOOL quit; /* queue should be deleted; once set, never unset */
+ struct list timers; /* sorted by expiration time */
+ BOOL quit; /* queue should be deleted; once set, never unset */
HANDLE event;
HANDLE thread;
};
#define EXPIRE_NEVER (~(ULONGLONG) 0)
+#define TIMER_QUEUE_MAGIC 0x516d6954 /* TimQ */
static void queue_remove_timer(struct queue_timer *t)
{
@@ -77,7 +79,7 @@
NtSetEvent(t->event, NULL);
RtlFreeHeap(RtlGetProcessHeap(), 0, t);
- if (q->quit && list_count(&q->timers) == 0)
+ if (q->quit && list_empty(&q->timers))
NtSetEvent(q->event, NULL);
}
@@ -95,19 +97,18 @@
RtlLeaveCriticalSection(&q->cs);
}
-static DWORD WINAPI timer_callback_wrapper(LPVOID p)
+static VOID WINAPI timer_callback_wrapper(LPVOID p)
{
struct queue_timer *t = p;
t->callback(t->param, TRUE);
timer_cleanup_callback(t);
- return 0;
}
static inline ULONGLONG queue_current_time(void)
{
- LARGE_INTEGER now;
- NtQuerySystemTime(&now);
- return now.QuadPart / 10000;
+ LARGE_INTEGER now, freq;
+ NtQueryPerformanceCounter(&now, &freq);
+ return now.QuadPart * 1000 / freq.QuadPart;
}
static void queue_add_timer(struct queue_timer *t, ULONGLONG time,
@@ -151,13 +152,21 @@
RtlEnterCriticalSection(&q->cs);
if (list_head(&q->timers))
{
+ ULONGLONG now, next;
t = LIST_ENTRY(list_head(&q->timers), struct queue_timer, entry);
- if (!t->destroy && t->expire <= queue_current_time())
+ if (!t->destroy && t->expire <= ((now = queue_current_time())))
{
++t->runcount;
- queue_move_timer(
- t, t->period ? queue_current_time() + t->period : EXPIRE_NEVER,
- FALSE);
+ if (t->period)
+ {
+ next = t->expire + t->period;
+ /* avoid trigger cascade if overloaded / hibernated */
+ if (next < now)
+ next = now + t->period;
+ }
+ else
+ next = EXPIRE_NEVER;
+ queue_move_timer(t, next, FALSE);
}
else
t = NULL;
@@ -174,7 +183,7 @@
= (t->flags
& (WT_EXECUTEINIOTHREAD | WT_EXECUTEINPERSISTENTTHREAD
| WT_EXECUTELONGFUNCTION | WT_TRANSFER_IMPERSONATION));
- NTSTATUS status =
RtlQueueWorkItem((WORKERCALLBACKFUNC)timer_callback_wrapper, t, flags);
+ NTSTATUS status = RtlQueueWorkItem(timer_callback_wrapper, t, flags);
if (status != STATUS_SUCCESS)
timer_cleanup_callback(t);
}
@@ -203,7 +212,7 @@
return timeout;
}
-static void WINAPI timer_queue_thread_proc(LPVOID p)
+static DWORD WINAPI timer_queue_thread_proc(LPVOID p)
{
struct timer_queue *q = p;
ULONG timeout_ms;
@@ -225,7 +234,7 @@
timer got put at the head of the list so we need to adjust
our timeout. */
RtlEnterCriticalSection(&q->cs);
- if (q->quit && list_count(&q->timers) == 0)
+ if (q->quit && list_empty(&q->timers))
done = TRUE;
RtlLeaveCriticalSection(&q->cs);
}
@@ -240,8 +249,10 @@
NtClose(q->event);
RtlDeleteCriticalSection(&q->cs);
+ q->magic = 0;
RtlFreeHeap(RtlGetProcessHeap(), 0, q);
RtlpExitThreadFunc(STATUS_SUCCESS);
+ return 0;
}
static void queue_destroy_timer(struct queue_timer *t)
@@ -281,13 +292,14 @@
RtlInitializeCriticalSection(&q->cs);
list_init(&q->timers);
q->quit = FALSE;
- status = NtCreateEvent(&q->event, EVENT_ALL_ACCESS, NULL, FALSE, FALSE);
+ q->magic = TIMER_QUEUE_MAGIC;
+ status = NtCreateEvent(&q->event, EVENT_ALL_ACCESS, NULL,
SynchronizationEvent, FALSE);
if (status != STATUS_SUCCESS)
{
RtlFreeHeap(RtlGetProcessHeap(), 0, q);
return status;
}
- status = RtlpStartThreadFunc((PVOID)timer_queue_thread_proc, q, &q->thread);
+ status = RtlpStartThreadFunc(timer_queue_thread_proc, q, &q->thread);
if (status != STATUS_SUCCESS)
{
NtClose(q->event);
@@ -323,7 +335,7 @@
HANDLE thread;
NTSTATUS status;
- if (!q)
+ if (!q || q->magic != TIMER_QUEUE_MAGIC)
return STATUS_INVALID_HANDLE;
thread = q->thread;
@@ -360,10 +372,10 @@
return status;
}
-static struct timer_queue *default_timer_queue;
-
static struct timer_queue *get_timer_queue(HANDLE TimerQueue)
{
+ static struct timer_queue *default_timer_queue;
+
if (TimerQueue)
return TimerQueue;
else
@@ -378,7 +390,7 @@
(void **) &default_timer_queue, q, NULL);
if (p)
/* Got beat to the punch. */
- RtlDeleteTimerQueueEx(p, NULL);
+ RtlDeleteTimerQueueEx(q, NULL);
}
}
return default_timer_queue;
@@ -401,7 +413,7 @@
* after the first callback. If zero, the timer will only
* fire once. It still needs to be deleted with
* RtlDeleteTimer.
- * Flags [I] Flags controling the execution of the callback. In
+ * Flags [I] Flags controlling the execution of the callback. In
* addition to the WT_* thread pool flags (see
* RtlQueueWorkItem), WT_EXECUTEINTIMERTHREAD and
* WT_EXECUTEONLYONCE are supported.
@@ -418,8 +430,9 @@
NTSTATUS status;
struct queue_timer *t;
struct timer_queue *q = get_timer_queue(TimerQueue);
- if (!q)
- return STATUS_NO_MEMORY;
+
+ if (!q) return STATUS_NO_MEMORY;
+ if (q->magic != TIMER_QUEUE_MAGIC) return STATUS_INVALID_HANDLE;
t = RtlAllocateHeap(RtlGetProcessHeap(), 0, sizeof *t);
if (!t)
@@ -516,7 +529,11 @@
return STATUS_INVALID_PARAMETER_1;
q = t->q;
if (CompletionEvent == INVALID_HANDLE_VALUE)
- status = NtCreateEvent(&event, EVENT_ALL_ACCESS, NULL, FALSE, FALSE);
+ {
+ status = NtCreateEvent(&event, EVENT_ALL_ACCESS, NULL, SynchronizationEvent,
FALSE);
+ if (status == STATUS_SUCCESS)
+ status = STATUS_PENDING;
+ }
else if (CompletionEvent)
event = CompletionEvent;
@@ -530,7 +547,10 @@
if (CompletionEvent == INVALID_HANDLE_VALUE && event)
{
if (status == STATUS_PENDING)
+ {
NtWaitForSingleObject(event, FALSE, NULL);
+ status = STATUS_SUCCESS;
+ }
NtClose(event);
}
Modified: trunk/reactos/media/doc/README.WINE
URL:
http://svn.reactos.org/svn/reactos/trunk/reactos/media/doc/README.WINE?rev=…
==============================================================================
--- trunk/reactos/media/doc/README.WINE [iso-8859-1] (original)
+++ trunk/reactos/media/doc/README.WINE [iso-8859-1] Tue Nov 24 20:35:58 2015
@@ -253,6 +253,7 @@
reactos/lib/3rdparty/strmbase # Synced to WineStaging-1.7.47
reactos/lib/rtl/actctx.c # Partly synced with WineStaging-1.7.37
+reactos/lib/rtl/timerqueue.c # Partly synced with WineStaging-1.7.55
advapi32 -
reactos/dll/win32/advapi32/wine/cred.c # Synced to WineStaging-1.7.37
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