xref: /freebsd/cddl/lib/libdtrace/udplite.d (revision 06c3fb2749bda94cb5201f81ffdb8fa6c3161b2e)
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 (c) 2010, Oracle and/or its affiliates. All rights reserved.
23  * Copyright (c) 2013 Mark Johnston <markj@FreeBSD.org>
24  * Copyright (c) 2018 Michael Tuexen <tuexen@FreeBSD.org>
25  */
26 
27 #pragma D depends_on library ip.d
28 #pragma D depends_on module kernel
29 #pragma D depends_on provider udplite
30 
31 /*
32  * udplitesinfo contains stable UDPLite details.
33  */
34 typedef struct udplitesinfo {
35 	uintptr_t udplites_addr;
36 	uint16_t udplites_lport;	/* local port */
37 	uint16_t udplites_rport;	/* remote port */
38 	string udplites_laddr;		/* local address, as a string */
39 	string udplites_raddr;		/* remote address, as a string */
40 } udplitesinfo_t;
41 
42 /*
43  * udpliteinfo is the UDPLite header fields.
44  */
45 typedef struct udpliteinfo {
46 	uint16_t udplite_sport;		/* source port */
47 	uint16_t udplite_dport;		/* destination port */
48 	uint16_t udplite_coverage;	/* checksum coverage */
49 	uint16_t udplite_checksum;	/* headers + data checksum */
50 	struct udplitehdr *udplite_hdr;	/* raw UDPLite header */
51 } udpliteinfo_t;
52 
53 #pragma D binding "1.13" translator
54 translator udplitesinfo_t < struct inpcb *p > {
55 	udplites_addr =	(uintptr_t)p;
56 	udplites_lport =	p == NULL ? 0 : ntohs(p->inp_inc.inc_ie.ie_lport);
57 	udplites_rport =	p == NULL ? 0 : ntohs(p->inp_inc.inc_ie.ie_fport);
58 	udplites_laddr =	p == NULL ? "<unknown>" :
59 	    p->inp_vflag == INP_IPV4 ?
60 	    inet_ntoa(&p->inp_inc.inc_ie.ie_dependladdr.id46_addr.ia46_addr4.s_addr) :
61 	    inet_ntoa6(&p->inp_inc.inc_ie.ie_dependladdr.id6_addr);
62 	udplites_raddr =	p == NULL ? "<unknown>" :
63 	    p->inp_vflag == INP_IPV4 ?
64 	    inet_ntoa(&p->inp_inc.inc_ie.ie_dependfaddr.id46_addr.ia46_addr4.s_addr) :
65 	    inet_ntoa6(&p->inp_inc.inc_ie.ie_dependfaddr.id6_addr);
66 };
67 
68 #pragma D binding "1.13" translator
69 translator udpliteinfo_t < struct udphdr *p > {
70 	udplite_sport =		p == NULL ? 0 : ntohs(p->uh_sport);
71 	udplite_dport =		p == NULL ? 0 : ntohs(p->uh_dport);
72 	udplite_coverage =	p == NULL ? 0 : ntohs(p->uh_ulen);
73 	udplite_checksum =	p == NULL ? 0 : ntohs(p->uh_sum);
74 	udplite_hdr =		(struct udplitehdr *)p;
75 };
76