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