xref: /titanic_41/usr/src/lib/sun_fc/common/LinkEventListener.cc (revision fcf3ce441efd61da9bb2884968af01cb7c1452cc)
1 /*
2  * CDDL HEADER START
3  *
4  * The contents of this file are subject to the terms of the
5  * Common Development and Distribution License (the "License").
6  * You may not use this file except in compliance with the License.
7  *
8  * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
9  * or http://www.opensolaris.org/os/licensing.
10  * See the License for the specific language governing permissions
11  * and limitations under the License.
12  *
13  * When distributing Covered Code, include this CDDL HEADER in each
14  * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
15  * If applicable, add the following below this CDDL HEADER, with the
16  * fields enclosed by brackets "[]" replaced with your own identifying
17  * information: Portions Copyright [yyyy] [name of copyright owner]
18  *
19  * CDDL HEADER END
20  */
21 /*
22  * Copyright 2008 Sun Microsystems, Inc.  All rights reserved.
23  * Use is subject to license terms.
24  */
25 
26 
27 
28 #include "LinkEventListener.h"
29 #include "LinkEvent.h"
30 #include "Exceptions.h"
31 #include "Trace.h"
32 #include "sun_fc.h"
33 
34 /**
35  * @memo	    Create a new LinkEvent listener
36  * @postcondition   Listener ready to receive callbacks
37  * @exception	    BadArgumentException
38  * @param	    myCallback	The listeners callback routine
39  * @param	    data	Opaque data that will be passed to the
40  *				callback routine when and event comes in.
41  *
42  */
LinkEventListener(LinkCallback myCallback,void * data,void * myBuf,uint32_t mySize)43 LinkEventListener::LinkEventListener(LinkCallback myCallback,
44 	void *data, void *myBuf, uint32_t mySize) :
45 	Listener(data), callback(myCallback), buf(myBuf), size(mySize) {
46 	Trace log("LinkEventListener::LinkEventListener");
47 	if (callback == NULL) {
48 	    throw BadArgumentException();
49 	}
50 }
51 
52 /**
53  * @memo	    Send the event to this listener
54  * @param	    event   The event to send to the listener
55  *
56  * @doc		    The callback registered in the constructor will
57  *		    be called.
58  */
dispatch(Event & event)59 void LinkEventListener::dispatch(Event &event) {
60 	Trace log("LinkEventListener::dispatch");
61 	LinkEvent *e = static_cast<LinkEvent*> (&event);
62 	if (e != NULL) {
63 	    HBA_WWN wwn;
64 	    uint64_t lwwn = htonll(e->getPortWWN());
65 	    memcpy(&wwn, &lwwn, sizeof (wwn));
66 	    callback(getData(), wwn, e->getType(), e->getBuf(), e->getSize());
67 	} else {
68 	    log.internalError("Unexpected event type.");
69 	}
70 }
71