private void ListenerThread()
{
IntPtr queuePtr;
IntPtr map = CreateFileMapping(0xFFFFFFFFu, IntPtr.Zero,
enumProtect.PAGE_READWRITE,
0, (uint)Marshal.SizeOf(typeof(MessageQueue)),
"BadgerPacketQueue");
if (Marshal.GetLastWin32Error() == ERROR_ALREADY_EXISTS)
{
map = OpenFileMapping(enumFileMap.FILE_MAP_WRITE, false, "BadgerPacketQueue");
}
queuePtr = MapViewOfFile(map, enumFileMap.FILE_MAP_WRITE,
0, 0, (uint)Marshal.SizeOf(typeof(MessageQueue)));
Mutex queueMutex = new Mutex(false, "BadgerQueueMutex");
AutoResetEvent readyEvent = new AutoResetEvent(false);
readyEvent.SafeWaitHandle = CreateEvent(IntPtr.Zero,
false, // bManualReset
false, // bInitialState
"BadgerPacketReady");
IntPtr numElementsPtr = (IntPtr)(queuePtr.ToInt64() +
Marshal.OffsetOf(typeof(MessageQueue), "num_elements").ToInt64());
IntPtr elementsPtr = (IntPtr)(queuePtr.ToInt64() +
Marshal.OffsetOf(typeof(MessageQueue), "elements").ToInt64());
int elementSize = Marshal.SizeOf(typeof(MessageQueueElement));
IntPtr tmpElementPtr = Marshal.AllocHGlobal(elementSize);
try
{
//
// First off, upload softwall rules
//
if (!queueMutex.WaitOne(5000, false))
{
Stopped();
return;
}
try
{
// Empty message queue
//Marshal.WriteInt32(numElementsPtr, 0);
Marshal.WriteIntPtr(queuePtr, Marshal.OffsetOf(typeof(MessageQueue), "num_softwall_rules").ToInt32(),
(IntPtr) rules.Length);
IntPtr p = (IntPtr)(queuePtr.ToInt64() +
Marshal.OffsetOf(typeof(MessageQueue), "softwall_rules").ToInt64());
foreach (SoftwallRule rule in rules)
{
Marshal.StructureToPtr(rule, p, false);
p = (IntPtr)(p.ToInt64() + Marshal.SizeOf(typeof(SoftwallRule)));
}
}
finally
{
queueMutex.ReleaseMutex();
}
//
// Then start monitoring
//
while (listenerThread != null)
{
Int32 len;
byte[] bytes = null;
Thread.Sleep(1000);
if (readyEvent.WaitOne(500, false))
{
if (!queueMutex.WaitOne(5000, false))
{
Stopped();
return;
}
try
{
len = Marshal.ReadInt32(numElementsPtr);
if (len > 0)
{
bytes = new byte[len * Marshal.SizeOf(typeof(MessageQueueElement))];
Marshal.Copy(elementsPtr, bytes, 0, bytes.Length);
Marshal.WriteInt32(numElementsPtr, 0);
}
}
finally
{
queueMutex.ReleaseMutex();
}
if (bytes != null)
{
MessageQueueElement[] elements = new MessageQueueElement[len];
for (int i = 0; i < len; i++)
{
Marshal.Copy(bytes, i * elementSize, tmpElementPtr, elementSize);
elements[i] = (MessageQueueElement)Marshal.PtrToStructure(tmpElementPtr, typeof(MessageQueueElement));
}
MessageElementsReceived(elements);
}
}
}
}
finally
{
Marshal.FreeHGlobal(tmpElementPtr);
}
Stopped();
}
private void ListenerThread()
{
IntPtr queuePtr;
IntPtr map = CreateFileMapping(0xFFFFFFFFu, IntPtr.Zero,
enumProtect.PAGE_READWRITE,
0, (uint)Marshal.SizeOf(typeof(MessageQueue)),
"BadgerPacketQueue");
if (Marshal.GetLastWin32Error() == ERROR_ALREADY_EXISTS)
{
map = OpenFileMapping(enumFileMap.FILE_MAP_WRITE, false, "BadgerPacketQueue");
}
queuePtr = MapViewOfFile(map, enumFileMap.FILE_MAP_WRITE,
0, 0, (uint)Marshal.SizeOf(typeof(MessageQueue)));
Mutex queueMutex = new Mutex(false, "BadgerQueueMutex");
AutoResetEvent readyEvent = new AutoResetEvent(false);
readyEvent.SafeWaitHandle = CreateEvent(IntPtr.Zero,
false, // bManualReset
false, // bInitialState
"BadgerPacketReady");
IntPtr numElementsPtr = (IntPtr)(queuePtr.ToInt64() +
Marshal.OffsetOf(typeof(MessageQueue), "num_elements").ToInt64());
IntPtr elementsPtr = (IntPtr)(queuePtr.ToInt64() +
Marshal.OffsetOf(typeof(MessageQueue), "elements").ToInt64());
int elementSize = Marshal.SizeOf(typeof(MessageQueueElement));
IntPtr tmpElementPtr = Marshal.AllocHGlobal(elementSize);
try
{
//
// First off, upload softwall rules
//
if (!queueMutex.WaitOne(5000, false))
{
Stopped();
return;
}
try
{
// Empty message queue
//Marshal.WriteInt32(numElementsPtr, 0);
Marshal.WriteIntPtr(queuePtr, Marshal.OffsetOf(typeof(MessageQueue), "num_softwall_rules").ToInt32(),
(IntPtr)rules.Length);
IntPtr p = (IntPtr)(queuePtr.ToInt64() +
Marshal.OffsetOf(typeof(MessageQueue), "softwall_rules").ToInt64());
foreach (SoftwallRule rule in rules)
{
Marshal.StructureToPtr(rule, p, false);
p = (IntPtr)(p.ToInt64() + Marshal.SizeOf(typeof(SoftwallRule)));
}
}
finally
{
queueMutex.ReleaseMutex();
}
//
// Then start monitoring
//
while (listenerThread != null)
{
Int32 len;
byte[] bytes = null;
Thread.Sleep(1000);
if (readyEvent.WaitOne(500, false))
{
if (!queueMutex.WaitOne(5000, false))
{
Stopped();
return;
}
try
{
len = Marshal.ReadInt32(numElementsPtr);
if (len > 0)
{
bytes = new byte[len * Marshal.SizeOf(typeof(MessageQueueElement))];
Marshal.Copy(elementsPtr, bytes, 0, bytes.Length);
Marshal.WriteInt32(numElementsPtr, 0);
}
}
finally
{
queueMutex.ReleaseMutex();
}
if (bytes != null)
{
MessageQueueElement[] elements = new MessageQueueElement[len];
for (int i = 0; i < len; i++)
{
Marshal.Copy(bytes, i * elementSize, tmpElementPtr, elementSize);
elements[i] = (MessageQueueElement)Marshal.PtrToStructure(tmpElementPtr, typeof(MessageQueueElement));
}
MessageElementsReceived(elements);
}
}
}
}
finally
{
Marshal.FreeHGlobal(tmpElementPtr);
}
Stopped();
}
public MessageQueueElement(MessageQueueElement <T> message)
{
NotifyClient = message.NotifyClient;
WarframeEvent = message.WarframeEvent;
EventHasExpired = message.EventHasExpired;
}
