Receive Data Queue (QRCVDTAQ)
From MidrangeWiki
Summary
Receives an entry from a Data Queue.
For more information on this API, visit Receive Data Queue (QRCVDTAQ) API (right-click to open link in a new tab).
Prototype for the QRCVDTAQ API
DQRCVDTAQ PR EXTPGM('QRCVDTAQ')
D pDQName 10A const
D pDQLibr 10A const
D pDQLen 5P 0
D pDQData 32767A options(*varsize)
D pDQWait 5P 0 const
* Optional parm group 1
D pKeyOrd 2A const options(*nopass)
D pKeyLen 3P 0 const options(*nopass)
D pKeyData 256A const options(*nopass:*varsize)
D pSndLen 3P 0 const options(*nopass)
D pSndInf 44A const options(*nopass:*varsize)
* Optional parm group 2
D pRemove 10A const options(*nopass);
D pBsize 5P 0 const options(*nopass);
D pErrCode likeds(ApiErrC) options(*nopass:*varsize);
An RPG/LE fully free-form alternative:
//==============================================================================
// IBM API to Receive an entry from a Data Queue
// https://www.ibm.com/support/knowledgecenter/en/ssw_ibm_i_72/apis/qrcvdtaq.htm
//==============================================================================
dcl-pr IBMAPI_RecvFromDtaQ extpgm('QRCVDTAQ');
DtaQName char(10) const;
DtaQLib char(10) const;
DtaQBufLen packed(5:0);
DtaQBuffer char(65535) options(*varsize);
DtaQWait packed(5:0) const;
// optional parm group 1
DtaQKeyOrd char(2) const options(*nopass);
DtaQKeyLen packed(3:0) const options(*nopass);
DtaQKeyData char(256) const options(*nopass:*varsize);
DtaQSndLen packed(3:0) const options(*nopass);
DtaQSndInf char(44) const options(*nopass:*varsize);
// optional parm group 2
DtaQRemove char(10) const options(*nopass);
DtaQBsize packed(5:0) const options(*nopass);
DtaQErrC likeds(ApiErrC) options(*nopass:*varsize);
end-pr;
