Linux kernel mirror (for testing)
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
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linux
1/*
2 * IEEE 802.2 User Interface SAPs for Linux, data structures and indicators.
3 *
4 * Copyright (c) 2001 by Jay Schulist <jschlst@samba.org>
5 *
6 * This program can be redistributed or modified under the terms of the
7 * GNU General Public License as published by the Free Software Foundation.
8 * This program is distributed without any warranty or implied warranty
9 * of merchantability or fitness for a particular purpose.
10 *
11 * See the GNU General Public License for more details.
12 */
13#ifndef _UAPI__LINUX_LLC_H
14#define _UAPI__LINUX_LLC_H
15
16#include <linux/socket.h>
17#include <linux/if.h> /* For IFHWADDRLEN. */
18
19#define __LLC_SOCK_SIZE__ 16 /* sizeof(sockaddr_llc), word align. */
20struct sockaddr_llc {
21 __kernel_sa_family_t sllc_family; /* AF_LLC */
22 __kernel_sa_family_t sllc_arphrd; /* ARPHRD_ETHER */
23 unsigned char sllc_test;
24 unsigned char sllc_xid;
25 unsigned char sllc_ua; /* UA data, only for SOCK_STREAM. */
26 unsigned char sllc_sap;
27 unsigned char sllc_mac[IFHWADDRLEN];
28 unsigned char __pad[__LLC_SOCK_SIZE__ -
29 sizeof(__kernel_sa_family_t) * 2 -
30 sizeof(unsigned char) * 4 - IFHWADDRLEN];
31};
32
33/* sockopt definitions. */
34enum llc_sockopts {
35 LLC_OPT_UNKNOWN = 0,
36 LLC_OPT_RETRY, /* max retrans attempts. */
37 LLC_OPT_SIZE, /* max PDU size (octets). */
38 LLC_OPT_ACK_TMR_EXP, /* ack expire time (secs). */
39 LLC_OPT_P_TMR_EXP, /* pf cycle expire time (secs). */
40 LLC_OPT_REJ_TMR_EXP, /* rej sent expire time (secs). */
41 LLC_OPT_BUSY_TMR_EXP, /* busy state expire time (secs). */
42 LLC_OPT_TX_WIN, /* tx window size. */
43 LLC_OPT_RX_WIN, /* rx window size. */
44 LLC_OPT_PKTINFO, /* ancillary packet information. */
45 LLC_OPT_MAX
46};
47
48#define LLC_OPT_MAX_RETRY 100
49#define LLC_OPT_MAX_SIZE 4196
50#define LLC_OPT_MAX_WIN 127
51#define LLC_OPT_MAX_ACK_TMR_EXP 60
52#define LLC_OPT_MAX_P_TMR_EXP 60
53#define LLC_OPT_MAX_REJ_TMR_EXP 60
54#define LLC_OPT_MAX_BUSY_TMR_EXP 60
55
56/* LLC SAP types. */
57#define LLC_SAP_NULL 0x00 /* NULL SAP. */
58#define LLC_SAP_LLC 0x02 /* LLC Sublayer Management. */
59#define LLC_SAP_SNA 0x04 /* SNA Path Control. */
60#define LLC_SAP_PNM 0x0E /* Proway Network Management. */
61#define LLC_SAP_IP 0x06 /* TCP/IP. */
62#define LLC_SAP_BSPAN 0x42 /* Bridge Spanning Tree Proto */
63#define LLC_SAP_MMS 0x4E /* Manufacturing Message Srv. */
64#define LLC_SAP_8208 0x7E /* ISO 8208 */
65#define LLC_SAP_3COM 0x80 /* 3COM. */
66#define LLC_SAP_PRO 0x8E /* Proway Active Station List */
67#define LLC_SAP_SNAP 0xAA /* SNAP. */
68#define LLC_SAP_BANYAN 0xBC /* Banyan. */
69#define LLC_SAP_IPX 0xE0 /* IPX/SPX. */
70#define LLC_SAP_NETBEUI 0xF0 /* NetBEUI. */
71#define LLC_SAP_LANMGR 0xF4 /* LanManager. */
72#define LLC_SAP_IMPL 0xF8 /* IMPL */
73#define LLC_SAP_DISC 0xFC /* Discovery */
74#define LLC_SAP_OSI 0xFE /* OSI Network Layers. */
75#define LLC_SAP_LAR 0xDC /* LAN Address Resolution */
76#define LLC_SAP_RM 0xD4 /* Resource Management */
77#define LLC_SAP_GLOBAL 0xFF /* Global SAP. */
78
79struct llc_pktinfo {
80 int lpi_ifindex;
81 unsigned char lpi_sap;
82 unsigned char lpi_mac[IFHWADDRLEN];
83};
84
85#endif /* _UAPI__LINUX_LLC_H */