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Move siftr-related definitions out of tcp.d and into a separate library

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which declares a dependency on siftr(4). This is necessitated by a
reference to struct pkt_node, which is defined in siftr(4): otherwise,
dtrace(1) will return an error during startup if siftr.ko is not loaded.
This commit is contained in:
Mark Johnston 2015-05-17 04:09:22 +00:00
parent f65e699c36
commit d4a115af56
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=283026
2 changed files with 101 additions and 0 deletions
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1
cddl/lib/libdtrace/Makefile
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@ -50,6 +50,7 @@ DSRCS= errno.d \
io.d \
ip.d \
psinfo.d \
siftr.d \
signal.d \
tcp.d \
udp.d \

100
cddl/lib/libdtrace/siftr.d Normal file
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@ -0,0 +1,100 @@
/*
* CDDL HEADER START
*
* The contents of this file are subject to the terms of the
* Common Development and Distribution License (the "License").
* You may not use this file except in compliance with the License.
*
* You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
* or http://www.opensolaris.org/os/licensing.
* See the License for the specific language governing permissions
* and limitations under the License.
*
* When distributing Covered Code, include this CDDL HEADER in each
* file and include the License file at usr/src/OPENSOLARIS.LICENSE.
* If applicable, add the following below this CDDL HEADER, with the
* fields enclosed by brackets "[]" replaced with your own identifying
* information: Portions Copyright [yyyy] [name of copyright owner]
*
* CDDL HEADER END
*
* $FreeBSD$
*/
#pragma D depends_on module siftr
#pragma D depends_on provider tcp
/*
* Convert a SIFTR direction value to a string
*/
#pragma D binding "1.12.1" SIFTR_IN
inline int SIFTR_IN = 1;
#pragma D binding "1.12.1" SIFTR_OUT
inline int SIFTR_OUT = 2;
/* SIFTR direction strings. */
#pragma D binding "1.12.1" siftr_dir_string
inline string siftr_dir_string[uint8_t direction] =
direction == SIFTR_IN ? "in" :
direction == SIFTR_OUT ? "out" :
"unknown" ;
typedef struct siftrinfo {
struct timeval tval;
uint8_t direction;
uint8_t ipver;
uint32_t hash;
uint16_t tcp_localport;
uint16_t tcp_foreignport;
uint64_t snd_cwnd;
u_long snd_wnd;
u_long rcv_wnd;
u_long snd_bwnd;
u_long snd_ssthresh;
int conn_state;
u_int max_seg_size;
int smoothed_rtt;
u_char sack_enabled;
u_char snd_scale;
u_char rcv_scale;
u_int flags;
int rxt_length;
u_int snd_buf_hiwater;
u_int snd_buf_cc;
u_int rcv_buf_hiwater;
u_int rcv_buf_cc;
u_int sent_inflight_bytes;
int t_segqlen;
u_int flowid;
u_int flowtype;
} siftrinfo_t;
#pragma D binding "1.12.1" translator
translator siftrinfo_t < struct pkt_node *p > {
direction = p == NULL ? 0 : p->direction;
ipver = p == NULL ? 0 : p->ipver;
hash = p == NULL ? 0 : p->hash;
tcp_localport = p == NULL ? 0 : ntohs(p->tcp_localport);
tcp_foreignport = p == NULL ? 0 : ntohs(p->tcp_foreignport);
snd_cwnd = p == NULL ? 0 : p->snd_cwnd;
snd_wnd = p == NULL ? 0 : p->snd_wnd;
rcv_wnd = p == NULL ? 0 : p->rcv_wnd;
snd_bwnd = p == NULL ? 0 : p->snd_bwnd;
snd_ssthresh = p == NULL ? 0 : p->snd_ssthresh;
conn_state = p == NULL ? 0 : p->conn_state;
max_seg_size = p == NULL ? 0 : p->max_seg_size;
smoothed_rtt = p == NULL ? 0 : p->smoothed_rtt;
sack_enabled = p == NULL ? 0 : p->sack_enabled;
snd_scale = p == NULL ? 0 : p->snd_scale;
rcv_scale = p == NULL ? 0 : p->rcv_scale;
flags = p == NULL ? 0 : p->flags;
rxt_length = p == NULL ? 0 : p->rxt_length;
snd_buf_hiwater = p == NULL ? 0 : p->snd_buf_hiwater;
snd_buf_cc = p == NULL ? 0 : p->snd_buf_cc;
rcv_buf_hiwater = p == NULL ? 0 : p->rcv_buf_hiwater;
rcv_buf_cc = p == NULL ? 0 : p->rcv_buf_cc;
sent_inflight_bytes = p == NULL ? 0 : p->sent_inflight_bytes;
t_segqlen = p == NULL ? 0 : p->t_segqlen;
flowid = p == NULL ? 0 : p->flowid;
flowtype = p == NULL ? 0 : p->flowtype;
};