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
29 #include "TargetEventListener.h"
30 #include "TargetEvent.h"
31 #include "Exceptions.h"
32 #include "Trace.h"
33 #include "sun_fc.h"
34
35 /**
36 * @memo Create a new TargetEvent listener
37 * @postcondition Listener ready to receive callbacks
38 * @exception BadArgumentException
39 * @param myCallback The listeners callback routine
40 * @param data Opaque data that will be passed to the
41 * callback routine when and event comes in.
42 */
TargetEventListener(HBAPort * myPort,TargetCallback myCallback,void * data,uint64_t wwn,bool myFilter)43 TargetEventListener::TargetEventListener(HBAPort *myPort,
44 TargetCallback myCallback, void *data, uint64_t wwn, bool myFilter) :
45 port(myPort), Listener(data), callback(myCallback), targetPortWWN(wwn),
46 filter(myFilter) {
47
48 Trace log("TargetEventListener::TargetEventListener");
49 if (callback == NULL) {
50 throw BadArgumentException();
51 }
52 }
53
54 /**
55 * @memo Send the event to this listener
56 * @param event The event to send to the listener
57 *
58 * @doc The callback registered in the constructor will
59 * be called.
60 */
dispatch(Event & event)61 void TargetEventListener::dispatch(Event &event) {
62 Trace log("TargetEventListener::dispatch");
63 TargetEvent *e = static_cast<TargetEvent*> (&event);
64 if (e != NULL) {
65 HBA_WWN hbawwn;
66 uint64_t hbalwwn = e->getHBAPortWWN();
67 // Filter out unwanted events
68 if (port->getPortWWN() != hbalwwn) {
69 return;
70 }
71 if (filter) {
72 if (targetPortWWN != e->getTargetPortWWN()) {
73 return;
74 }
75 }
76 hbalwwn = htonll(hbalwwn);
77 memcpy(&hbawwn, &hbalwwn, sizeof (hbawwn));
78 HBA_WWN tgtwwn;
79 uint64_t tgtlwwn = htonll(e->getTargetPortWWN());
80 memcpy(&tgtwwn, &tgtlwwn, sizeof (tgtwwn));
81 callback(getData(), hbawwn, tgtwwn, e->getType());
82 } else {
83 log.internalError("Unexpected event type.");
84 }
85 }
86