| Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1 | #ifndef __LINUX_LLC_H |
| 2 | #define __LINUX_LLC_H |
| 3 | /* |
| 4 | * IEEE 802.2 User Interface SAPs for Linux, data structures and indicators. |
| 5 | * |
| 6 | * Copyright (c) 2001 by Jay Schulist <jschlst@samba.org> |
| 7 | * |
| 8 | * This program can be redistributed or modified under the terms of the |
| 9 | * GNU General Public License as published by the Free Software Foundation. |
| 10 | * This program is distributed without any warranty or implied warranty |
| 11 | * of merchantability or fitness for a particular purpose. |
| 12 | * |
| 13 | * See the GNU General Public License for more details. |
| 14 | */ |
| 15 | #define __LLC_SOCK_SIZE__ 16 /* sizeof(sockaddr_llc), word align. */ |
| 16 | struct sockaddr_llc { |
| 17 | sa_family_t sllc_family; /* AF_LLC */ |
| 18 | sa_family_t sllc_arphrd; /* ARPHRD_ETHER */ |
| 19 | unsigned char sllc_test; |
| 20 | unsigned char sllc_xid; |
| 21 | unsigned char sllc_ua; /* UA data, only for SOCK_STREAM. */ |
| 22 | unsigned char sllc_sap; |
| 23 | unsigned char sllc_mac[IFHWADDRLEN]; |
| 24 | unsigned char __pad[__LLC_SOCK_SIZE__ - sizeof(sa_family_t) * 2 - |
| 25 | sizeof(unsigned char) * 4 - IFHWADDRLEN]; |
| 26 | }; |
| 27 | |
| 28 | /* sockopt definitions. */ |
| 29 | enum llc_sockopts { |
| 30 | LLC_OPT_UNKNOWN = 0, |
| 31 | LLC_OPT_RETRY, /* max retrans attempts. */ |
| 32 | LLC_OPT_SIZE, /* max PDU size (octets). */ |
| 33 | LLC_OPT_ACK_TMR_EXP, /* ack expire time (secs). */ |
| 34 | LLC_OPT_P_TMR_EXP, /* pf cycle expire time (secs). */ |
| 35 | LLC_OPT_REJ_TMR_EXP, /* rej sent expire time (secs). */ |
| 36 | LLC_OPT_BUSY_TMR_EXP, /* busy state expire time (secs). */ |
| 37 | LLC_OPT_TX_WIN, /* tx window size. */ |
| 38 | LLC_OPT_RX_WIN, /* rx window size. */ |
| 39 | LLC_OPT_MAX |
| 40 | }; |
| 41 | |
| 42 | #define LLC_OPT_MAX_RETRY 100 |
| 43 | #define LLC_OPT_MAX_SIZE 4196 |
| 44 | #define LLC_OPT_MAX_WIN 127 |
| 45 | #define LLC_OPT_MAX_ACK_TMR_EXP 60 |
| 46 | #define LLC_OPT_MAX_P_TMR_EXP 60 |
| 47 | #define LLC_OPT_MAX_REJ_TMR_EXP 60 |
| 48 | #define LLC_OPT_MAX_BUSY_TMR_EXP 60 |
| 49 | |
| 50 | /* LLC SAP types. */ |
| 51 | #define LLC_SAP_NULL 0x00 /* NULL SAP. */ |
| 52 | #define LLC_SAP_LLC 0x02 /* LLC Sublayer Managment. */ |
| 53 | #define LLC_SAP_SNA 0x04 /* SNA Path Control. */ |
| 54 | #define LLC_SAP_PNM 0x0E /* Proway Network Managment. */ |
| 55 | #define LLC_SAP_IP 0x06 /* TCP/IP. */ |
| 56 | #define LLC_SAP_BSPAN 0x42 /* Bridge Spanning Tree Proto */ |
| 57 | #define LLC_SAP_MMS 0x4E /* Manufacturing Message Srv. */ |
| 58 | #define LLC_SAP_8208 0x7E /* ISO 8208 */ |
| 59 | #define LLC_SAP_3COM 0x80 /* 3COM. */ |
| 60 | #define LLC_SAP_PRO 0x8E /* Proway Active Station List */ |
| 61 | #define LLC_SAP_SNAP 0xAA /* SNAP. */ |
| 62 | #define LLC_SAP_BANYAN 0xBC /* Banyan. */ |
| 63 | #define LLC_SAP_IPX 0xE0 /* IPX/SPX. */ |
| 64 | #define LLC_SAP_NETBEUI 0xF0 /* NetBEUI. */ |
| 65 | #define LLC_SAP_LANMGR 0xF4 /* LanManager. */ |
| 66 | #define LLC_SAP_IMPL 0xF8 /* IMPL */ |
| 67 | #define LLC_SAP_DISC 0xFC /* Discovery */ |
| 68 | #define LLC_SAP_OSI 0xFE /* OSI Network Layers. */ |
| 69 | #define LLC_SAP_LAR 0xDC /* LAN Address Resolution */ |
| 70 | #define LLC_SAP_RM 0xD4 /* Resource Management */ |
| 71 | #define LLC_SAP_GLOBAL 0xFF /* Global SAP. */ |
| 72 | |
| 73 | #ifdef __KERNEL__ |
| 74 | #define LLC_SAP_DYN_START 0xC0 |
| 75 | #define LLC_SAP_DYN_STOP 0xDE |
| 76 | #define LLC_SAP_DYN_TRIES 4 |
| 77 | |
| 78 | #define llc_ui_skb_cb(__skb) ((struct sockaddr_llc *)&((__skb)->cb[0])) |
| 79 | #endif /* __KERNEL__ */ |
| 80 | #endif /* __LINUX_LLC_H */ |