WinQueryQueueInfo
Checks whether HMQ is already defined
Syntax
WinQueryQueueInfo( hmq, pmqiMqinfo, cbCopied )
Parameter
- hmq (HMQ) - input
- Queue handle.
- It must be created by a previous call to WinCreateMsgQueue or HMQ_CURRENT.
- pmqiMqinfo (PMQINFO) - output
- Message queue information structure to contain the queue information.
- cbCopied (ULONG) - input
- Size of message queue information structure that is provided (in bytes).
- Specifies the maximum number of bytes to be copied into the pmqiMqinfo parameter. This should be the size of an MQINFO structure.
- rc (BOOL) - returns
- Success indicator.
- TRUE - Successful completion
- FALSE - Error occurred.