0,0 → 1,100 |
/*!\file netinet/udp_var.h |
* Internal UDP statistics. |
*/ |
|
/* |
* Copyright (c) 1982, 1986, 1989, 1993 |
* The Regents of the University of California. All rights reserved. |
* |
* Redistribution and use in source and binary forms, with or without |
* modification, are permitted provided that the following conditions |
* are met: |
* 1. Redistributions of source code must retain the above copyright |
* notice, this list of conditions and the following disclaimer. |
* 2. Redistributions in binary form must reproduce the above copyright |
* notice, this list of conditions and the following disclaimer in the |
* documentation and/or other materials provided with the distribution. |
* 3. All advertising materials mentioning features or use of this software |
* must display the following acknowledgement: |
* This product includes software developed by the University of |
* California, Berkeley and its contributors. |
* 4. Neither the name of the University nor the names of its contributors |
* may be used to endorse or promote products derived from this software |
* without specific prior written permission. |
* |
* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND |
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE |
* ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE |
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL |
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS |
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) |
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT |
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY |
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF |
* SUCH DAMAGE. |
* |
* @(#)udp_var.h 8.1 (Berkeley) 6/10/93 |
* $Id: udp_var.h,v 1.9 1996/06/05 17:20:35 wollman Exp $ |
*/ |
|
#ifndef __NETINET_UDP_VAR_H |
#define __NETINET_UDP_VAR_H |
|
/* |
* UDP kernel structures and variables. |
*/ |
#ifdef NOT_NEEDED |
#include <sys/packon.h> |
struct udpiphdr { |
struct ipovly ui_i; /* overlaid ip structure */ |
struct udphdr ui_u; /* udp header */ |
}; |
#include <sys/packoff.h> |
|
#define ui_next ui_i.ih_next |
#define ui_prev ui_i.ih_prev |
#define ui_x1 ui_i.ih_x1 |
#define ui_pr ui_i.ih_pr |
#define ui_len ui_i.ih_len |
#define ui_src ui_i.ih_src |
#define ui_dst ui_i.ih_dst |
#define ui_sport ui_u.uh_sport |
#define ui_dport ui_u.uh_dport |
#define ui_ulen ui_u.uh_ulen |
#define ui_sum ui_u.uh_sum |
#endif |
|
struct udpstat { |
/* input statistics: */ |
u_long udps_ipackets; /* total input packets */ |
u_long udps_hdrops; /* packet shorter than header */ |
u_long udps_badsum; /* checksum error */ |
u_long udps_badlen; /* data length larger than packet */ |
u_long udps_noport; /* no socket on port */ |
u_long udps_noportbcast; /* of above, arrived as broadcast */ |
u_long udps_fullsock; /* not delivered, input socket full */ |
u_long udpps_pcbcachemiss; /* input packets missing pcb cache */ |
u_long udpps_pcbhashmiss; /* input packets not for hashed pcb */ |
/* output statistics: */ |
u_long udps_opackets; /* total output packets */ |
}; |
|
/* |
* Names for UDP sysctl objects |
*/ |
#define UDPCTL_CHECKSUM 1 /* checksum UDP packets */ |
#define UDPCTL_STATS 2 /* statistics (read-only) */ |
#define UDPCTL_MAXDGRAM 3 /* max datagram size */ |
#define UDPCTL_RECVSPACE 4 /* default receive buffer space */ |
#define UDPCTL_MAXID 5 |
|
#define UDPCTL_NAMES { \ |
{ 0, 0 }, \ |
{ "checksum", CTLTYPE_INT }, \ |
{ "stats", CTLTYPE_STRUCT }, \ |
{ "maxdgram", CTLTYPE_INT }, \ |
{ "recvspace", CTLTYPE_INT }, \ |
} |
|
#endif |