| 1 | /*␊ |
| 2 | * Copyright (c) 2008 Apple Computer, Inc. All rights reserved.␊ |
| 3 | *␊ |
| 4 | * @APPLE_OSREFERENCE_LICENSE_HEADER_START@␊ |
| 5 | * ␊ |
| 6 | * This file contains Original Code and/or Modifications of Original Code␊ |
| 7 | * as defined in and that are subject to the Apple Public Source License␊ |
| 8 | * Version 2.0 (the 'License'). You may not use this file except in␊ |
| 9 | * compliance with the License. The rights granted to you under the License␊ |
| 10 | * may not be used to create, or enable the creation or redistribution of,␊ |
| 11 | * unlawful or unlicensed copies of an Apple operating system, or to␊ |
| 12 | * circumvent, violate, or enable the circumvention or violation of, any␊ |
| 13 | * terms of an Apple operating system software license agreement.␊ |
| 14 | * ␊ |
| 15 | * Please obtain a copy of the License at␊ |
| 16 | * http://www.opensource.apple.com/apsl/ and read it before using this file.␊ |
| 17 | * ␊ |
| 18 | * The Original Code and all software distributed under the License are␊ |
| 19 | * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER␊ |
| 20 | * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,␊ |
| 21 | * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,␊ |
| 22 | * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT.␊ |
| 23 | * Please see the License for the specific language governing rights and␊ |
| 24 | * limitations under the License.␊ |
| 25 | * ␊ |
| 26 | * @APPLE_OSREFERENCE_LICENSE_HEADER_END@␊ |
| 27 | */␊ |
| 28 | /*␊ |
| 29 | * Copyright (c) 1982, 1986, 1989, 1993␊ |
| 30 | *␉The Regents of the University of California. All rights reserved.␊ |
| 31 | *␊ |
| 32 | * Redistribution and use in source and binary forms, with or without␊ |
| 33 | * modification, are permitted provided that the following conditions␊ |
| 34 | * are met:␊ |
| 35 | * 1. Redistributions of source code must retain the above copyright␊ |
| 36 | * notice, this list of conditions and the following disclaimer.␊ |
| 37 | * 2. Redistributions in binary form must reproduce the above copyright␊ |
| 38 | * notice, this list of conditions and the following disclaimer in the␊ |
| 39 | * documentation and/or other materials provided with the distribution.␊ |
| 40 | * 3. All advertising materials mentioning features or use of this software␊ |
| 41 | * must display the following acknowledgement:␊ |
| 42 | *␉This product includes software developed by the University of␊ |
| 43 | *␉California, Berkeley and its contributors.␊ |
| 44 | * 4. Neither the name of the University nor the names of its contributors␊ |
| 45 | * may be used to endorse or promote products derived from this software␊ |
| 46 | * without specific prior written permission.␊ |
| 47 | *␊ |
| 48 | * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND␊ |
| 49 | * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE␊ |
| 50 | * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE␊ |
| 51 | * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE␊ |
| 52 | * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL␊ |
| 53 | * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS␊ |
| 54 | * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)␊ |
| 55 | * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT␊ |
| 56 | * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY␊ |
| 57 | * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF␊ |
| 58 | * SUCH DAMAGE.␊ |
| 59 | *␊ |
| 60 | *␉@(#)udp_var.h␉8.1 (Berkeley) 6/10/93␊ |
| 61 | */␊ |
| 62 | ␊ |
| 63 | #ifndef _NETINET_UDP_VAR_H_␊ |
| 64 | #define _NETINET_UDP_VAR_H_␊ |
| 65 | #include <sys/appleapiopts.h>␊ |
| 66 | ␊ |
| 67 | #include <sys/sysctl.h>␊ |
| 68 | ␊ |
| 69 | /*␊ |
| 70 | * UDP kernel structures and variables.␊ |
| 71 | */␊ |
| 72 | struct␉udpiphdr {␊ |
| 73 | ␉struct ␉ipovly ui_i;␉␉/* overlaid ip structure */␊ |
| 74 | ␉struct␉udphdr ui_u;␉␉/* udp header */␊ |
| 75 | };␊ |
| 76 | #define␉ui_x1␉␉ui_i.ih_x1␊ |
| 77 | #define␉ui_pr␉␉ui_i.ih_pr␊ |
| 78 | #define␉ui_len␉␉ui_i.ih_len␊ |
| 79 | #define␉ui_src␉␉ui_i.ih_src␊ |
| 80 | #define␉ui_dst␉␉ui_i.ih_dst␊ |
| 81 | #define␉ui_sport␉ui_u.uh_sport␊ |
| 82 | #define␉ui_dport␉ui_u.uh_dport␊ |
| 83 | #define␉ui_ulen␉␉ui_u.uh_ulen␊ |
| 84 | #define␉ui_sum␉␉ui_u.uh_sum␊ |
| 85 | #define ui_next␉␉ui_i.ih_next␊ |
| 86 | #define ui_prev␉␉ui_i.ih_prev␊ |
| 87 | ␊ |
| 88 | struct␉udpstat {␊ |
| 89 | ␉␉␉␉/* input statistics: */␊ |
| 90 | ␉u_int32_t␉udps_ipackets;␉␉/* total input packets */␊ |
| 91 | ␉u_int32_t␉udps_hdrops;␉␉/* packet shorter than header */␊ |
| 92 | ␉u_int32_t␉udps_badsum;␉␉/* checksum error */␊ |
| 93 | ␉u_int32_t␉udps_badlen;␉␉/* data length larger than packet */␊ |
| 94 | ␉u_int32_t␉udps_noport;␉␉/* no socket on port */␊ |
| 95 | ␉u_int32_t␉udps_noportbcast;␉/* of above, arrived as broadcast */␊ |
| 96 | ␉u_int32_t␉udps_fullsock;␉␉/* not delivered, input socket full */␊ |
| 97 | ␉u_int32_t␉udpps_pcbcachemiss;␉/* input packets missing pcb cache */␊ |
| 98 | ␉u_int32_t␉udpps_pcbhashmiss;␉/* input packets not for hashed pcb */␊ |
| 99 | ␉␉␉␉/* output statistics: */␊ |
| 100 | ␉u_int32_t␉udps_opackets;␉␉/* total output packets */␊ |
| 101 | ␉u_int32_t␉udps_fastout;␉␉/* output packets on fast path */␊ |
| 102 | #ifndef __APPLE__␊ |
| 103 | ␉u_int32_t␉udps_nosum;␉␉/* no checksum */␊ |
| 104 | ␉␉␉␉/* of no socket on port, arrived as multicast */␊ |
| 105 | ␉u_int32_t␉udps_noportmcast;␊ |
| 106 | #endif␊ |
| 107 | };␊ |
| 108 | ␊ |
| 109 | /*␊ |
| 110 | * Names for UDP sysctl objects␊ |
| 111 | */␊ |
| 112 | #define␉UDPCTL_CHECKSUM␉␉1␉/* checksum UDP packets */␊ |
| 113 | #define UDPCTL_STATS␉␉2␉/* statistics (read-only) */␊ |
| 114 | #define␉UDPCTL_MAXDGRAM␉␉3␉/* max datagram size */␊ |
| 115 | #define␉UDPCTL_RECVSPACE␉4␉/* default receive buffer space */␊ |
| 116 | #define␉UDPCTL_PCBLIST␉␉5␉/* list of PCBs for UDP sockets */␊ |
| 117 | #define UDPCTL_MAXID␉␉6␊ |
| 118 | ␊ |
| 119 | #endif /* _NETINET_UDP_VAR_H_ */␊ |
| 120 | |
