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 *
| 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: head/cddl/lib/libdtrace/tcp.d 255604 2013-09-15 21:38:46Z markj $
| 21 * $FreeBSD: head/cddl/lib/libdtrace/tcp.d 255993 2013-10-02 17:14:12Z markj $
|
22 */
23/*
24 * Copyright (c) 2010, Oracle and/or its affiliates. All rights reserved.
25 * Copyright (c) 2013 Mark Johnston <markj@freebsd.org>
26 */
27
28#pragma D depends_on library ip.d
29#pragma D depends_on provider tcp
30
31/*
32 * Convert a TCP state value to a string.
33 */
34#pragma D binding "1.0" TCPS_CLOSED
35inline int TCPS_CLOSED = 0;
36#pragma D binding "1.0" TCPS_LISTEN
37inline int TCPS_LISTEN = 1;
38#pragma D binding "1.0" TCPS_SYN_SENT
39inline int TCPS_SYN_SENT = 2;
40#pragma D binding "1.0" TCPS_SYN_RECEIVED
41inline int TCPS_SYN_RECEIVED = 3;
42#pragma D binding "1.0" TCPS_ESTABLISHED
43inline int TCPS_ESTABLISHED = 4;
44#pragma D binding "1.0" TCPS_CLOSE_WAIT
45inline int TCPS_CLOSE_WAIT = 5;
46#pragma D binding "1.0" TCPS_FIN_WAIT_1
47inline int TCPS_FIN_WAIT_1 = 6;
48#pragma D binding "1.0" TCPS_CLOSING
49inline int TCPS_CLOSING = 7;
50#pragma D binding "1.0" TCPS_LAST_ACK
51inline int TCPS_LAST_ACK = 8;
52#pragma D binding "1.0" TCPS_FIN_WAIT_2
53inline int TCPS_FIN_WAIT_2 = 9;
54#pragma D binding "1.0" TCPS_TIME_WAIT
55inline int TCPS_TIME_WAIT = 10;
56
57/* TCP segment flags. */
58#pragma D binding "1.0" TH_FIN
59inline uint8_t TH_FIN = 0x01;
60#pragma D binding "1.0" TH_SYN
61inline uint8_t TH_SYN = 0x02;
62#pragma D binding "1.0" TH_RST
63inline uint8_t TH_RST = 0x04;
64#pragma D binding "1.0" TH_PUSH
65inline uint8_t TH_PUSH = 0x08;
66#pragma D binding "1.0" TH_ACK
67inline uint8_t TH_ACK = 0x10;
68#pragma D binding "1.0" TH_URG
69inline uint8_t TH_URG = 0x20;
70#pragma D binding "1.0" TH_ECE
71inline uint8_t TH_ECE = 0x40;
72#pragma D binding "1.0" TH_CWR
73inline uint8_t TH_CWR = 0x80;
74
75/* TCP connection state strings. */
76#pragma D binding "1.0" tcp_state_string
77inline string tcp_state_string[int32_t state] =
78 state == TCPS_CLOSED ? "state-closed" :
79 state == TCPS_LISTEN ? "state-listen" :
80 state == TCPS_SYN_SENT ? "state-syn-sent" :
81 state == TCPS_SYN_RECEIVED ? "state-syn-received" :
82 state == TCPS_ESTABLISHED ? "state-established" :
83 state == TCPS_CLOSE_WAIT ? "state-close-wait" :
84 state == TCPS_FIN_WAIT_1 ? "state-fin-wait-1" :
85 state == TCPS_CLOSING ? "state-closing" :
86 state == TCPS_LAST_ACK ? "state-last-ack" :
87 state == TCPS_FIN_WAIT_2 ? "state-fin-wait-2" :
88 state == TCPS_TIME_WAIT ? "state-time-wait" :
89 "<unknown>";
90
91/*
92 * tcpsinfo contains stable TCP details from tcp_t.
93 */
94typedef struct tcpsinfo {
95 uintptr_t tcps_addr;
96 int tcps_local; /* is delivered locally, boolean */
97 int tcps_active; /* active open (from here), boolean */
98 uint16_t tcps_lport; /* local port */
99 uint16_t tcps_rport; /* remote port */
100 string tcps_laddr; /* local address, as a string */
101 string tcps_raddr; /* remote address, as a string */
102 int32_t tcps_state; /* TCP state */
103 uint32_t tcps_iss; /* Initial sequence # sent */
104 uint32_t tcps_suna; /* sequence # sent but unacked */
105 uint32_t tcps_snxt; /* next sequence # to send */
106 uint32_t tcps_rack; /* sequence # we have acked */
107 uint32_t tcps_rnxt; /* next sequence # expected */
108 uint32_t tcps_swnd; /* send window size */
109 int32_t tcps_snd_ws; /* send window scaling */
110 uint32_t tcps_rwnd; /* receive window size */
111 int32_t tcps_rcv_ws; /* receive window scaling */
112 uint32_t tcps_cwnd; /* congestion window */
113 uint32_t tcps_cwnd_ssthresh; /* threshold for congestion avoidance */
114 uint32_t tcps_sack_fack; /* SACK sequence # we have acked */
115 uint32_t tcps_sack_snxt; /* next SACK seq # for retransmission */
116 uint32_t tcps_rto; /* round-trip timeout, msec */
117 uint32_t tcps_mss; /* max segment size */
118 int tcps_retransmit; /* retransmit send event, boolean */
119} tcpsinfo_t;
120
121/*
122 * tcplsinfo provides the old tcp state for state changes.
123 */
124typedef struct tcplsinfo {
125 int32_t tcps_state; /* previous TCP state */
126} tcplsinfo_t;
127
128/*
129 * tcpinfo is the TCP header fields.
130 */
131typedef struct tcpinfo {
132 uint16_t tcp_sport; /* source port */
133 uint16_t tcp_dport; /* destination port */
134 uint32_t tcp_seq; /* sequence number */
135 uint32_t tcp_ack; /* acknowledgment number */
136 uint8_t tcp_offset; /* data offset, in bytes */
137 uint8_t tcp_flags; /* flags */
138 uint16_t tcp_window; /* window size */
139 uint16_t tcp_checksum; /* checksum */
140 uint16_t tcp_urgent; /* urgent data pointer */
141 struct tcphdr *tcp_hdr; /* raw TCP header */
142} tcpinfo_t;
143
| 22 */
23/*
24 * Copyright (c) 2010, Oracle and/or its affiliates. All rights reserved.
25 * Copyright (c) 2013 Mark Johnston <markj@freebsd.org>
26 */
27
28#pragma D depends_on library ip.d
29#pragma D depends_on provider tcp
30
31/*
32 * Convert a TCP state value to a string.
33 */
34#pragma D binding "1.0" TCPS_CLOSED
35inline int TCPS_CLOSED = 0;
36#pragma D binding "1.0" TCPS_LISTEN
37inline int TCPS_LISTEN = 1;
38#pragma D binding "1.0" TCPS_SYN_SENT
39inline int TCPS_SYN_SENT = 2;
40#pragma D binding "1.0" TCPS_SYN_RECEIVED
41inline int TCPS_SYN_RECEIVED = 3;
42#pragma D binding "1.0" TCPS_ESTABLISHED
43inline int TCPS_ESTABLISHED = 4;
44#pragma D binding "1.0" TCPS_CLOSE_WAIT
45inline int TCPS_CLOSE_WAIT = 5;
46#pragma D binding "1.0" TCPS_FIN_WAIT_1
47inline int TCPS_FIN_WAIT_1 = 6;
48#pragma D binding "1.0" TCPS_CLOSING
49inline int TCPS_CLOSING = 7;
50#pragma D binding "1.0" TCPS_LAST_ACK
51inline int TCPS_LAST_ACK = 8;
52#pragma D binding "1.0" TCPS_FIN_WAIT_2
53inline int TCPS_FIN_WAIT_2 = 9;
54#pragma D binding "1.0" TCPS_TIME_WAIT
55inline int TCPS_TIME_WAIT = 10;
56
57/* TCP segment flags. */
58#pragma D binding "1.0" TH_FIN
59inline uint8_t TH_FIN = 0x01;
60#pragma D binding "1.0" TH_SYN
61inline uint8_t TH_SYN = 0x02;
62#pragma D binding "1.0" TH_RST
63inline uint8_t TH_RST = 0x04;
64#pragma D binding "1.0" TH_PUSH
65inline uint8_t TH_PUSH = 0x08;
66#pragma D binding "1.0" TH_ACK
67inline uint8_t TH_ACK = 0x10;
68#pragma D binding "1.0" TH_URG
69inline uint8_t TH_URG = 0x20;
70#pragma D binding "1.0" TH_ECE
71inline uint8_t TH_ECE = 0x40;
72#pragma D binding "1.0" TH_CWR
73inline uint8_t TH_CWR = 0x80;
74
75/* TCP connection state strings. */
76#pragma D binding "1.0" tcp_state_string
77inline string tcp_state_string[int32_t state] =
78 state == TCPS_CLOSED ? "state-closed" :
79 state == TCPS_LISTEN ? "state-listen" :
80 state == TCPS_SYN_SENT ? "state-syn-sent" :
81 state == TCPS_SYN_RECEIVED ? "state-syn-received" :
82 state == TCPS_ESTABLISHED ? "state-established" :
83 state == TCPS_CLOSE_WAIT ? "state-close-wait" :
84 state == TCPS_FIN_WAIT_1 ? "state-fin-wait-1" :
85 state == TCPS_CLOSING ? "state-closing" :
86 state == TCPS_LAST_ACK ? "state-last-ack" :
87 state == TCPS_FIN_WAIT_2 ? "state-fin-wait-2" :
88 state == TCPS_TIME_WAIT ? "state-time-wait" :
89 "<unknown>";
90
91/*
92 * tcpsinfo contains stable TCP details from tcp_t.
93 */
94typedef struct tcpsinfo {
95 uintptr_t tcps_addr;
96 int tcps_local; /* is delivered locally, boolean */
97 int tcps_active; /* active open (from here), boolean */
98 uint16_t tcps_lport; /* local port */
99 uint16_t tcps_rport; /* remote port */
100 string tcps_laddr; /* local address, as a string */
101 string tcps_raddr; /* remote address, as a string */
102 int32_t tcps_state; /* TCP state */
103 uint32_t tcps_iss; /* Initial sequence # sent */
104 uint32_t tcps_suna; /* sequence # sent but unacked */
105 uint32_t tcps_snxt; /* next sequence # to send */
106 uint32_t tcps_rack; /* sequence # we have acked */
107 uint32_t tcps_rnxt; /* next sequence # expected */
108 uint32_t tcps_swnd; /* send window size */
109 int32_t tcps_snd_ws; /* send window scaling */
110 uint32_t tcps_rwnd; /* receive window size */
111 int32_t tcps_rcv_ws; /* receive window scaling */
112 uint32_t tcps_cwnd; /* congestion window */
113 uint32_t tcps_cwnd_ssthresh; /* threshold for congestion avoidance */
114 uint32_t tcps_sack_fack; /* SACK sequence # we have acked */
115 uint32_t tcps_sack_snxt; /* next SACK seq # for retransmission */
116 uint32_t tcps_rto; /* round-trip timeout, msec */
117 uint32_t tcps_mss; /* max segment size */
118 int tcps_retransmit; /* retransmit send event, boolean */
119} tcpsinfo_t;
120
121/*
122 * tcplsinfo provides the old tcp state for state changes.
123 */
124typedef struct tcplsinfo {
125 int32_t tcps_state; /* previous TCP state */
126} tcplsinfo_t;
127
128/*
129 * tcpinfo is the TCP header fields.
130 */
131typedef struct tcpinfo {
132 uint16_t tcp_sport; /* source port */
133 uint16_t tcp_dport; /* destination port */
134 uint32_t tcp_seq; /* sequence number */
135 uint32_t tcp_ack; /* acknowledgment number */
136 uint8_t tcp_offset; /* data offset, in bytes */
137 uint8_t tcp_flags; /* flags */
138 uint16_t tcp_window; /* window size */
139 uint16_t tcp_checksum; /* checksum */
140 uint16_t tcp_urgent; /* urgent data pointer */
141 struct tcphdr *tcp_hdr; /* raw TCP header */
142} tcpinfo_t;
143
|
| 144/*
145 * A clone of tcpinfo_t used to handle the fact that the TCP input path
146 * overwrites some fields of the TCP header with their host-order equivalents.
147 * Unfortunately, DTrace doesn't let us simply typedef a new name for struct
148 * tcpinfo and define a separate translator for it.
149 */
150typedef struct tcpinfoh {
151 uint16_t tcp_sport; /* source port */
152 uint16_t tcp_dport; /* destination port */
153 uint32_t tcp_seq; /* sequence number */
154 uint32_t tcp_ack; /* acknowledgment number */
155 uint8_t tcp_offset; /* data offset, in bytes */
156 uint8_t tcp_flags; /* flags */
157 uint16_t tcp_window; /* window size */
158 uint16_t tcp_checksum; /* checksum */
159 uint16_t tcp_urgent; /* urgent data pointer */
160 struct tcphdr *tcp_hdr; /* raw TCP header */
161} tcpinfoh_t;
162
|
144#pragma D binding "1.0" translator
145translator csinfo_t < struct tcpcb *p > {
146 cs_addr = NULL;
147 cs_cid = (uint64_t)(p == NULL ? 0 : p->t_inpcb);
148 cs_pid = 0;
149 cs_zoneid = 0;
150};
151
152#pragma D binding "1.0" translator
153translator tcpsinfo_t < struct tcpcb *p > {
154 tcps_addr = (uintptr_t)p;
155 tcps_local = -1; /* XXX */
156 tcps_active = -1; /* XXX */
157 tcps_lport = p == NULL ? 0 : ntohs(p->t_inpcb->inp_inc.inc_ie.ie_lport);
158 tcps_rport = p == NULL ? 0 : ntohs(p->t_inpcb->inp_inc.inc_ie.ie_fport);
159 tcps_laddr = p == NULL ? 0 :
160 p->t_inpcb->inp_vflag == INP_IPV4 ?
161 inet_ntoa(&p->t_inpcb->inp_inc.inc_ie.ie_dependladdr.ie46_local.ia46_addr4.s_addr) :
162 inet_ntoa6(&p->t_inpcb->inp_inc.inc_ie.ie_dependladdr.ie6_local);
163 tcps_raddr = p == NULL ? 0 :
164 p->t_inpcb->inp_vflag == INP_IPV4 ?
165 inet_ntoa(&p->t_inpcb->inp_inc.inc_ie.ie_dependfaddr.ie46_foreign.ia46_addr4.s_addr) :
166 inet_ntoa6(&p->t_inpcb->inp_inc.inc_ie.ie_dependfaddr.ie6_foreign);
167 tcps_state = p == NULL ? -1 : p->t_state;
168 tcps_iss = p == NULL ? 0 : p->iss;
169 tcps_suna = p == NULL ? 0 : p->snd_una;
170 tcps_snxt = p == NULL ? 0 : p->snd_nxt;
171 tcps_rack = p == NULL ? 0 : p->last_ack_sent;
172 tcps_rnxt = p == NULL ? 0 : p->rcv_nxt;
173 tcps_swnd = p == NULL ? -1 : p->snd_wnd;
174 tcps_snd_ws = p == NULL ? -1 : p->snd_scale;
175 tcps_rwnd = p == NULL ? -1 : p->rcv_wnd;
176 tcps_rcv_ws = p == NULL ? -1 : p->rcv_scale;
177 tcps_cwnd = p == NULL ? -1 : p->snd_cwnd;
178 tcps_cwnd_ssthresh = p == NULL ? -1 : p->snd_ssthresh;
179 tcps_sack_fack = p == NULL ? 0 : p->snd_fack;
180 tcps_sack_snxt = p == NULL ? 0 : p->sack_newdata;
181 tcps_rto = p == NULL ? -1 : p->t_rxtcur / 1000; /* XXX */
182 tcps_mss = p == NULL ? -1 : p->t_maxseg;
| 163#pragma D binding "1.0" translator
164translator csinfo_t < struct tcpcb *p > {
165 cs_addr = NULL;
166 cs_cid = (uint64_t)(p == NULL ? 0 : p->t_inpcb);
167 cs_pid = 0;
168 cs_zoneid = 0;
169};
170
171#pragma D binding "1.0" translator
172translator tcpsinfo_t < struct tcpcb *p > {
173 tcps_addr = (uintptr_t)p;
174 tcps_local = -1; /* XXX */
175 tcps_active = -1; /* XXX */
176 tcps_lport = p == NULL ? 0 : ntohs(p->t_inpcb->inp_inc.inc_ie.ie_lport);
177 tcps_rport = p == NULL ? 0 : ntohs(p->t_inpcb->inp_inc.inc_ie.ie_fport);
178 tcps_laddr = p == NULL ? 0 :
179 p->t_inpcb->inp_vflag == INP_IPV4 ?
180 inet_ntoa(&p->t_inpcb->inp_inc.inc_ie.ie_dependladdr.ie46_local.ia46_addr4.s_addr) :
181 inet_ntoa6(&p->t_inpcb->inp_inc.inc_ie.ie_dependladdr.ie6_local);
182 tcps_raddr = p == NULL ? 0 :
183 p->t_inpcb->inp_vflag == INP_IPV4 ?
184 inet_ntoa(&p->t_inpcb->inp_inc.inc_ie.ie_dependfaddr.ie46_foreign.ia46_addr4.s_addr) :
185 inet_ntoa6(&p->t_inpcb->inp_inc.inc_ie.ie_dependfaddr.ie6_foreign);
186 tcps_state = p == NULL ? -1 : p->t_state;
187 tcps_iss = p == NULL ? 0 : p->iss;
188 tcps_suna = p == NULL ? 0 : p->snd_una;
189 tcps_snxt = p == NULL ? 0 : p->snd_nxt;
190 tcps_rack = p == NULL ? 0 : p->last_ack_sent;
191 tcps_rnxt = p == NULL ? 0 : p->rcv_nxt;
192 tcps_swnd = p == NULL ? -1 : p->snd_wnd;
193 tcps_snd_ws = p == NULL ? -1 : p->snd_scale;
194 tcps_rwnd = p == NULL ? -1 : p->rcv_wnd;
195 tcps_rcv_ws = p == NULL ? -1 : p->rcv_scale;
196 tcps_cwnd = p == NULL ? -1 : p->snd_cwnd;
197 tcps_cwnd_ssthresh = p == NULL ? -1 : p->snd_ssthresh;
198 tcps_sack_fack = p == NULL ? 0 : p->snd_fack;
199 tcps_sack_snxt = p == NULL ? 0 : p->sack_newdata;
200 tcps_rto = p == NULL ? -1 : p->t_rxtcur / 1000; /* XXX */
201 tcps_mss = p == NULL ? -1 : p->t_maxseg;
|
183 tcps_retransmit = -1; /* XXX */
| 202 tcps_retransmit = p == NULL ? -1 : p->t_rxtshift > 0 ? 1 : 0;
|
184};
185
186#pragma D binding "1.0" translator
187translator tcpinfo_t < struct tcphdr *p > {
188 tcp_sport = p == NULL ? 0 : ntohs(p->th_sport);
189 tcp_dport = p == NULL ? 0 : ntohs(p->th_dport);
190 tcp_seq = p == NULL ? -1 : ntohl(p->th_seq);
191 tcp_ack = p == NULL ? -1 : ntohl(p->th_ack);
192 tcp_offset = p == NULL ? -1 : (p->th_off >> 2);
193 tcp_flags = p == NULL ? 0 : p->th_flags;
194 tcp_window = p == NULL ? 0 : ntohs(p->th_win);
195 tcp_checksum = p == NULL ? 0 : ntohs(p->th_sum);
196 tcp_urgent = p == NULL ? 0 : ntohs(p->th_urp);
197 tcp_hdr = (struct tcphdr *)p;
198};
199
| 203};
204
205#pragma D binding "1.0" translator
206translator tcpinfo_t < struct tcphdr *p > {
207 tcp_sport = p == NULL ? 0 : ntohs(p->th_sport);
208 tcp_dport = p == NULL ? 0 : ntohs(p->th_dport);
209 tcp_seq = p == NULL ? -1 : ntohl(p->th_seq);
210 tcp_ack = p == NULL ? -1 : ntohl(p->th_ack);
211 tcp_offset = p == NULL ? -1 : (p->th_off >> 2);
212 tcp_flags = p == NULL ? 0 : p->th_flags;
213 tcp_window = p == NULL ? 0 : ntohs(p->th_win);
214 tcp_checksum = p == NULL ? 0 : ntohs(p->th_sum);
215 tcp_urgent = p == NULL ? 0 : ntohs(p->th_urp);
216 tcp_hdr = (struct tcphdr *)p;
217};
218
|
| 219/*
220 * This translator differs from the one for tcpinfo_t in that the sequence
221 * number, acknowledgement number, window size and urgent pointer are already
222 * in host order and thus don't need to be converted.
223 */
|
200#pragma D binding "1.0" translator
| 224#pragma D binding "1.0" translator
|
| 225translator tcpinfoh_t < struct tcphdr *p > {
226 tcp_sport = p == NULL ? 0 : ntohs(p->th_sport);
227 tcp_dport = p == NULL ? 0 : ntohs(p->th_dport);
228 tcp_seq = p == NULL ? -1 : p->th_seq;
229 tcp_ack = p == NULL ? -1 : p->th_ack;
230 tcp_offset = p == NULL ? -1 : (p->th_off >> 2);
231 tcp_flags = p == NULL ? 0 : p->th_flags;
232 tcp_window = p == NULL ? 0 : (p->th_win);
233 tcp_checksum = p == NULL ? 0 : ntohs(p->th_sum);
234 tcp_urgent = p == NULL ? 0 : p->th_urp;
235 tcp_hdr = (struct tcphdr *)p;
236};
237
238#pragma D binding "1.0" translator
|
201translator tcplsinfo_t < int s > {
202 tcps_state = s;
203};
| 239translator tcplsinfo_t < int s > {
240 tcps_state = s;
241};
|