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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 | ||
18 | #define __LLC_SOCK_SIZE__ 16 /* sizeof(sockaddr_llc), word align. */ | |
19 | struct sockaddr_llc { | |
20 | __kernel_sa_family_t sllc_family; /* AF_LLC */ | |
21 | __kernel_sa_family_t sllc_arphrd; /* ARPHRD_ETHER */ | |
22 | unsigned char sllc_test; | |
23 | unsigned char sllc_xid; | |
24 | unsigned char sllc_ua; /* UA data, only for SOCK_STREAM. */ | |
25 | unsigned char sllc_sap; | |
26 | unsigned char sllc_mac[IFHWADDRLEN]; | |
27 | unsigned char __pad[__LLC_SOCK_SIZE__ - | |
28 | sizeof(__kernel_sa_family_t) * 2 - | |
29 | sizeof(unsigned char) * 4 - IFHWADDRLEN]; | |
30 | }; | |
31 | ||
32 | /* sockopt definitions. */ | |
33 | enum llc_sockopts { | |
34 | LLC_OPT_UNKNOWN = 0, | |
35 | LLC_OPT_RETRY, /* max retrans attempts. */ | |
36 | LLC_OPT_SIZE, /* max PDU size (octets). */ | |
37 | LLC_OPT_ACK_TMR_EXP, /* ack expire time (secs). */ | |
38 | LLC_OPT_P_TMR_EXP, /* pf cycle expire time (secs). */ | |
39 | LLC_OPT_REJ_TMR_EXP, /* rej sent expire time (secs). */ | |
40 | LLC_OPT_BUSY_TMR_EXP, /* busy state expire time (secs). */ | |
41 | LLC_OPT_TX_WIN, /* tx window size. */ | |
42 | LLC_OPT_RX_WIN, /* rx window size. */ | |
43 | LLC_OPT_PKTINFO, /* ancillary packet information. */ | |
44 | LLC_OPT_MAX | |
45 | }; | |
46 | ||
47 | #define LLC_OPT_MAX_RETRY 100 | |
48 | #define LLC_OPT_MAX_SIZE 4196 | |
49 | #define LLC_OPT_MAX_WIN 127 | |
50 | #define LLC_OPT_MAX_ACK_TMR_EXP 60 | |
51 | #define LLC_OPT_MAX_P_TMR_EXP 60 | |
52 | #define LLC_OPT_MAX_REJ_TMR_EXP 60 | |
53 | #define LLC_OPT_MAX_BUSY_TMR_EXP 60 | |
54 | ||
55 | /* LLC SAP types. */ | |
56 | #define LLC_SAP_NULL 0x00 /* NULL SAP. */ | |
57 | #define LLC_SAP_LLC 0x02 /* LLC Sublayer Management. */ | |
58 | #define LLC_SAP_SNA 0x04 /* SNA Path Control. */ | |
59 | #define LLC_SAP_PNM 0x0E /* Proway Network Management. */ | |
60 | #define LLC_SAP_IP 0x06 /* TCP/IP. */ | |
61 | #define LLC_SAP_BSPAN 0x42 /* Bridge Spanning Tree Proto */ | |
62 | #define LLC_SAP_MMS 0x4E /* Manufacturing Message Srv. */ | |
63 | #define LLC_SAP_8208 0x7E /* ISO 8208 */ | |
64 | #define LLC_SAP_3COM 0x80 /* 3COM. */ | |
65 | #define LLC_SAP_PRO 0x8E /* Proway Active Station List */ | |
66 | #define LLC_SAP_SNAP 0xAA /* SNAP. */ | |
67 | #define LLC_SAP_BANYAN 0xBC /* Banyan. */ | |
68 | #define LLC_SAP_IPX 0xE0 /* IPX/SPX. */ | |
69 | #define LLC_SAP_NETBEUI 0xF0 /* NetBEUI. */ | |
70 | #define LLC_SAP_LANMGR 0xF4 /* LanManager. */ | |
71 | #define LLC_SAP_IMPL 0xF8 /* IMPL */ | |
72 | #define LLC_SAP_DISC 0xFC /* Discovery */ | |
73 | #define LLC_SAP_OSI 0xFE /* OSI Network Layers. */ | |
74 | #define LLC_SAP_LAR 0xDC /* LAN Address Resolution */ | |
75 | #define LLC_SAP_RM 0xD4 /* Resource Management */ | |
76 | #define LLC_SAP_GLOBAL 0xFF /* Global SAP. */ | |
77 | ||
78 | struct llc_pktinfo { | |
79 | int lpi_ifindex; | |
80 | unsigned char lpi_sap; | |
81 | unsigned char lpi_mac[IFHWADDRLEN]; | |
82 | }; | |
83 | ||
84 | #endif /* _UAPI__LINUX_LLC_H */ |