1 /* SPDX-License-Identifier: GPL-2.0 */ 2 #ifndef LLC_IF_H 3 #define LLC_IF_H 4 /* 5 * Copyright (c) 1997 by Procom Technology,Inc. 6 * 2001 by Arnaldo Carvalho de Melo <acme@conectiva.com.br> 7 */ 8 /* Defines LLC interface to network layer */ 9 /* Available primitives */ 10 #include <linux/if.h> 11 #include <linux/if_arp.h> 12 #include <linux/llc.h> 13 #include <linux/etherdevice.h> 14 #include <net/llc.h> 15 16 #define LLC_DATAUNIT_PRIM 1 17 #define LLC_CONN_PRIM 2 18 #define LLC_DATA_PRIM 3 19 #define LLC_DISC_PRIM 4 20 #define LLC_RESET_PRIM 5 21 #define LLC_FLOWCONTROL_PRIM 6 /* Not supported at this time */ 22 #define LLC_DISABLE_PRIM 7 23 #define LLC_XID_PRIM 8 24 #define LLC_TEST_PRIM 9 25 #define LLC_SAP_ACTIVATION 10 26 #define LLC_SAP_DEACTIVATION 11 27 28 #define LLC_NBR_PRIMITIVES 11 29 30 #define LLC_IND 1 31 #define LLC_CONFIRM 2 32 33 /* Primitive type */ 34 #define LLC_PRIM_TYPE_REQ 1 35 #define LLC_PRIM_TYPE_IND 2 36 #define LLC_PRIM_TYPE_RESP 3 37 #define LLC_PRIM_TYPE_CONFIRM 4 38 39 /* Reset reasons, remote entity or local LLC */ 40 #define LLC_RESET_REASON_REMOTE 1 41 #define LLC_RESET_REASON_LOCAL 2 42 43 /* Disconnect reasons */ 44 #define LLC_DISC_REASON_RX_DM_RSP_PDU 0 45 #define LLC_DISC_REASON_RX_DISC_CMD_PDU 1 46 #define LLC_DISC_REASON_ACK_TMR_EXP 2 47 48 /* Confirm reasons */ 49 #define LLC_STATUS_CONN 0 /* connect confirm & reset confirm */ 50 #define LLC_STATUS_DISC 1 /* connect confirm & reset confirm */ 51 #define LLC_STATUS_FAILED 2 /* connect confirm & reset confirm */ 52 #define LLC_STATUS_IMPOSSIBLE 3 /* connect confirm */ 53 #define LLC_STATUS_RECEIVED 4 /* data conn */ 54 #define LLC_STATUS_REMOTE_BUSY 5 /* data conn */ 55 #define LLC_STATUS_REFUSE 6 /* data conn */ 56 #define LLC_STATUS_CONFLICT 7 /* disconnect conn */ 57 #define LLC_STATUS_RESET_DONE 8 /* */ 58 59 int llc_establish_connection(struct sock *sk, const u8 *lmac, u8 *dmac, 60 u8 dsap); 61 int llc_build_and_send_pkt(struct sock *sk, struct sk_buff *skb); 62 int llc_send_disc(struct sock *sk); 63 #endif /* LLC_IF_H */ 64