private static unsafe uint getCount(string path)
{
MQMGMTPROPS props = new MQMGMTPROPS();
props.cProp = 1;
int aPropId = PROPID_MGMT_QUEUE_MESSAGE_COUNT;
props.aPropID = &aPropId;
MQPROPVariant aPropVar = new MQPROPVariant();
aPropVar.vt = VT_NULL;
props.aPropVar = &aPropVar;
int status = 0;
props.status = &status;
IntPtr objectName = Marshal.StringToBSTR("queue=Direct=OS:" + path);
try
{
int result = MQMgmtGetInfo(null, (char*)objectName, &props);
if (result != 0 || *props.status != 0 || props.aPropVar->vt != VT_UI4)
{
return 0;
}
else
{
return props.aPropVar->ulVal;
}
}
finally
{
Marshal.FreeBSTR(objectName);
}
}
private static long GetCount(string computerName, string queuePath)
{
var props = new MQMGMTPROPS
{
cProp = 1,
aPropID = Marshal.AllocHGlobal(sizeof(int)),
aPropVar = Marshal.AllocHGlobal(Marshal.SizeOf(typeof(MQPROPVariant))),
status = Marshal.AllocHGlobal(sizeof(int))
};
Marshal.WriteInt32(props.aPropID, PROPID_MGMT_QUEUE_MESSAGE_COUNT);
Marshal.StructureToPtr(new MQPROPVariant {
vt = VT_NULL
}, props.aPropVar, false);
Marshal.WriteInt32(props.status, 0);
try
{
int result = MQMgmtGetInfo(computerName, queuePath, ref props);
//Console.WriteLine("{0} {1} Result:{2:X}", computerName, queuePath, result);
switch (result)
{
case 0:
break;
case MQ_ERROR_QUEUE_NOT_ACTIVE:
return(0);
default:
throw new Win32Exception(result);
}
if (Marshal.ReadInt32(props.status) != 0)
{
return(-1);
}
var variant = (MQPROPVariant)Marshal.PtrToStructure(props.aPropVar, typeof(MQPROPVariant));
if (variant.vt != VT_UI4)
{
return(-2);
}
return(variant.ulVal);
}
finally
{
Marshal.FreeHGlobal(props.aPropID);
Marshal.FreeHGlobal(props.aPropVar);
Marshal.FreeHGlobal(props.status);
}
}
/// <summary>
/// The get count.
/// </summary>
/// <param name="path">
/// The path.
/// </param>
/// <returns>
/// The <see cref="uint"/>.
/// </returns>
private static unsafe uint GetCount(string path)
{
if (!MessageQueue.Exists(path))
{
return(0);
}
var props = new MQMGMTPROPS();
props.cProp = 1;
var aPropId = PROPID_MGMT_QUEUE_MESSAGE_COUNT;
props.aPropID = &aPropId;
var aPropVar = new MQPROPVariant();
aPropVar.vt = VT_NULL;
props.aPropVar = &aPropVar;
var status = 0;
props.status = &status;
var objectName = Marshal.StringToBSTR("queue=Direct=OS:" + path);
try
{
uint rtn;
lock (LockObject)
{
var result = MQMgmtGetInfo(null, (char *)objectName, &props);
if (result != 0 || *props.status != 0 || props.aPropVar->vt != VT_UI4)
{
rtn = 0;
}
else
{
rtn = props.aPropVar->ulVal;
}
}
return(rtn);
}
finally
{
Marshal.FreeBSTR(objectName);
}
}
/// <summary>
///
/// </summary>
/// <param name="path"></param>
/// <returns></returns>
private static uint GetCount(string path)
{
if (!MessageQueue.Exists(path))
{
return 0;
}
MQMGMTPROPS props = new MQMGMTPROPS
{
cProp = 1
};
try
{
props.aPropID = Marshal.AllocHGlobal(sizeof(int));
Marshal.WriteInt32(props.aPropID, PROPID_MGMT_QUEUE_MESSAGE_COUNT);
props.aPropVar = Marshal.AllocHGlobal(Marshal.SizeOf(typeof(MQPROPVariant)));
Marshal.StructureToPtr(new MQPROPVariant
{
vt = VT_NULL
}, props.aPropVar, false);
props.status = Marshal.AllocHGlobal(sizeof(int));
Marshal.WriteInt32(props.status, 0);
int result = MQMgmtGetInfo(null, "queue=Direct=OS:" + path, ref props);
if (result != 0 || Marshal.ReadInt32(props.status) != 0)
{
return 0;
}
MQPROPVariant propVar = (MQPROPVariant)Marshal.PtrToStructure(props.aPropVar, typeof(MQPROPVariant));
if (propVar.vt != VT_UI4)
{
return 0;
}
else
{
return propVar.ulVal;
}
}
finally
{
Marshal.FreeHGlobal(props.aPropID);
Marshal.FreeHGlobal(props.aPropVar);
Marshal.FreeHGlobal(props.status);
}
}
public static unsafe uint GetCount(string path)
{
if (!MessageQueue.Exists(path))
{
return(0);
}
MQMGMTPROPS props = new MQMGMTPROPS();
props.cProp = 1;
int aPropId = PROPID_MGMT_QUEUE_MESSAGE_COUNT;
props.aPropID = &aPropId;
MQPROPVariant aPropVar = new MQPROPVariant();
aPropVar.vt = VT_NULL;
props.aPropVar = &aPropVar;
int status = 0;
props.status = &status;
IntPtr objectName = Marshal.StringToBSTR("queue=Direct=OS:" + path);
try
{
int result = MQMgmtGetInfo(null, (char *)objectName, &props);
if (result != 0 || *props.status != 0 || props.aPropVar->vt != VT_UI4)
{
return(0);
}
else
{
return(props.aPropVar->ulVal);
}
}
finally
{
Marshal.FreeBSTR(objectName);
}
}
private static unsafe uint GetCount(string path)
{
var props = new MQMGMTPROPS {
cProp = 1
};
var aPropId = PROPID_MGMT_QUEUE_MESSAGE_COUNT;
props.aPropID = &aPropId;
var aPropVar = new MQPROPVariant {
vt = VT_NULL
};
props.aPropVar = &aPropVar;
var status = 0;
props.status = &status;
var objectName = Marshal.StringToBSTR("queue=Direct=OS:" + path);
try
{
var result = MQMgmtGetInfo(null, (char *)objectName, &props);
if (result != 0 || *props.status != 0 || props.aPropVar->vt != VT_UI4)
{
return(0);
}
else
{
return(props.aPropVar->ulVal);
}
}
finally
{
Marshal.FreeBSTR(objectName);
}
}
internal static extern int MQMgmtGetInfo([MarshalAs(UnmanagedType.BStr)] string computerName, [MarshalAs(UnmanagedType.BStr)] string objectName, ref MQMGMTPROPS mgmtProps);
internal static extern int MQMgmtGetInfo([InAttribute()][MarshalAsAttribute(UnmanagedType.LPWStr)] string pMachineName, [InAttribute()][MarshalAsAttribute(UnmanagedType.LPWStr)] string pObjectName, ref MQMGMTPROPS pMgmtProps);
private static extern int MQMgmtGetInfo(
[MarshalAs(UnmanagedType.BStr)]string computerName,
[MarshalAs(UnmanagedType.BStr)]string objectName,
ref MQMGMTPROPS mgmtProps);
private static long GetCount(string computerName, string queuePath)
{
var props = new MQMGMTPROPS
{
cProp = 1,
aPropID = Marshal.AllocHGlobal(sizeof(int)),
aPropVar = Marshal.AllocHGlobal(Marshal.SizeOf(typeof(MQPROPVariant))),
status = Marshal.AllocHGlobal(sizeof(int))
};
Marshal.WriteInt32(props.aPropID, PROPID_MGMT_QUEUE_MESSAGE_COUNT);
Marshal.StructureToPtr(new MQPROPVariant { vt = VT_NULL }, props.aPropVar, false);
Marshal.WriteInt32(props.status, 0);
try
{
int result = MQMgmtGetInfo(computerName, queuePath, ref props);
//Console.WriteLine("{0} {1} Result:{2:X}", computerName, queuePath, result);
switch (result)
{
case 0:
break;
case MQ_ERROR_QUEUE_NOT_ACTIVE:
return 0;
default:
throw new Win32Exception(result);
}
if (Marshal.ReadInt32(props.status) != 0)
return -1;
var variant = (MQPROPVariant)Marshal.PtrToStructure(props.aPropVar, typeof(MQPROPVariant));
if (variant.vt != VT_UI4)
return -2;
return variant.ulVal;
}
finally
{
Marshal.FreeHGlobal(props.aPropID);
Marshal.FreeHGlobal(props.aPropVar);
Marshal.FreeHGlobal(props.status);
}
}
internal static extern int MQMgmtGetInfo([InAttribute()] [MarshalAsAttribute(UnmanagedType.LPWStr)] string pMachineName, [InAttribute()] [MarshalAsAttribute(UnmanagedType.LPWStr)] string pObjectName, ref MQMGMTPROPS pMgmtProps);
private static unsafe extern int MQMgmtGetInfo(char* computerName, char* objectName, MQMGMTPROPS* mgmtProps);
/// <summary>
/// The get count.
/// </summary>
/// <param name="path">
/// The path.
/// </param>
/// <returns>
/// The <see cref="uint"/>.
/// </returns>
private static unsafe uint GetCount(string path)
{
if (!MessageQueue.Exists(path))
{
return 0;
}
var props = new MQMGMTPROPS();
props.cProp = 1;
var aPropId = PROPID_MGMT_QUEUE_MESSAGE_COUNT;
props.aPropID = &aPropId;
var aPropVar = new MQPROPVariant();
aPropVar.vt = VT_NULL;
props.aPropVar = &aPropVar;
var status = 0;
props.status = &status;
var objectName = Marshal.StringToBSTR("queue=Direct=OS:" + path);
try
{
uint rtn;
lock (LockObject)
{
var result = MQMgmtGetInfo(null, (char*) objectName, &props);
if (result != 0 || *props.status != 0 || props.aPropVar->vt != VT_UI4)
{
rtn = 0;
}
else
{
rtn = props.aPropVar->ulVal;
}
}
return rtn;
}
finally
{
Marshal.FreeBSTR(objectName);
}
}
