1 /*
2 *
3 * Copyright (c) 2003 The Regents of the University of California. All
4 * rights reserved.
5 *
6 * Redistribution and use in source and binary forms, with or without
7 * modification, are permitted provided that the following conditions
8 * are met:
9 *
10 * - Redistributions of source code must retain the above copyright
11 * notice, this list of conditions and the following disclaimer.
12 *
13 * - Neither the name of the University nor the names of its
14 * contributors may be used to endorse or promote products derived
15 * from this software without specific prior written permission.
16 *
17 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS''
18 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
19 * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A
20 * PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR
21 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
22 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
23 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
24 * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
25 * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
26 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
27 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
28 *
29 */
30
31
32 /*
33 * part of liblink - helper library for dealing with links
34 *
35 * $Id: link_receipt.c,v 1.1 2004-06-04 17:32:42 girod Exp $
36 */
37
38 char link_reciept_cvsid[] = "$Id: link_receipt.c,v 1.1 2004-06-04 17:32:42 girod Exp $";
39
40 #include <link.h>
41
42 int link_receipt_request(link_pkt_t *pkt, void *info)
43 {
44 int retval = link_receipt_is_requested(pkt);
45 pkt->sender.pid = getpid();
46 pkt->sender.sender_info = info;
47 return retval;
48 }
49
50
51 int link_receipt_is_requested(link_pkt_t *pkt)
52 {
53 return pkt->sender.pid;
54 }
55
56
57 int link_receipt_for_us(link_pkt_t *pkt)
58 {
59 return pkt->sender.pid == getpid();
60 }
61
62
63
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