xref: /freebsd/cddl/lib/libdtrace/udplite.d (revision 0b57cec536236d46e3dba9bd041533462f33dbb7)
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  * $FreeBSD$
22  */
23 /*
24  * Copyright (c) 2010, Oracle and/or its affiliates. All rights reserved.
25  * Copyright (c) 2013 Mark Johnston <markj@FreeBSD.org>
26  * Copyright (c) 2018 Michael Tuexen <tuexen@FreeBSD.org>
27  */
28 
29 #pragma D depends_on library ip.d
30 #pragma D depends_on module kernel
31 #pragma D depends_on provider udplite
32 
33 /*
34  * udplitesinfo contains stable UDPLite details.
35  */
36 typedef struct udplitesinfo {
37 	uintptr_t udplites_addr;
38 	uint16_t udplites_lport;	/* local port */
39 	uint16_t udplites_rport;	/* remote port */
40 	string udplites_laddr;		/* local address, as a string */
41 	string udplites_raddr;		/* remote address, as a string */
42 } udplitesinfo_t;
43 
44 /*
45  * udpliteinfo is the UDPLite header fields.
46  */
47 typedef struct udpliteinfo {
48 	uint16_t udplite_sport;		/* source port */
49 	uint16_t udplite_dport;		/* destination port */
50 	uint16_t udplite_coverage;	/* checksum coverage */
51 	uint16_t udplite_checksum;	/* headers + data checksum */
52 	struct udplitehdr *udplite_hdr;	/* raw UDPLite header */
53 } udpliteinfo_t;
54 
55 #pragma D binding "1.13" translator
56 translator udplitesinfo_t < struct inpcb *p > {
57 	udplites_addr =	(uintptr_t)p;
58 	udplites_lport =	p == NULL ? 0 : ntohs(p->inp_inc.inc_ie.ie_lport);
59 	udplites_rport =	p == NULL ? 0 : ntohs(p->inp_inc.inc_ie.ie_fport);
60 	udplites_laddr =	p == NULL ? "<unknown>" :
61 	    p->inp_vflag == INP_IPV4 ?
62 	    inet_ntoa(&p->inp_inc.inc_ie.ie_dependladdr.id46_addr.ia46_addr4.s_addr) :
63 	    inet_ntoa6(&p->inp_inc.inc_ie.ie_dependladdr.id6_addr);
64 	udplites_raddr =	p == NULL ? "<unknown>" :
65 	    p->inp_vflag == INP_IPV4 ?
66 	    inet_ntoa(&p->inp_inc.inc_ie.ie_dependfaddr.id46_addr.ia46_addr4.s_addr) :
67 	    inet_ntoa6(&p->inp_inc.inc_ie.ie_dependfaddr.id6_addr);
68 };
69 
70 #pragma D binding "1.13" translator
71 translator udpliteinfo_t < struct udphdr *p > {
72 	udplite_sport =		p == NULL ? 0 : ntohs(p->uh_sport);
73 	udplite_dport =		p == NULL ? 0 : ntohs(p->uh_dport);
74 	udplite_coverage =	p == NULL ? 0 : ntohs(p->uh_ulen);
75 	udplite_checksum =	p == NULL ? 0 : ntohs(p->uh_sum);
76 	udplite_hdr =		(struct udplitehdr *)p;
77 };
78