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167 lines
5.2 KiB
167 lines
5.2 KiB
/********************************************************************* |
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* |
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* Filename: irlap_frame.h |
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* Version: 0.9 |
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* Description: IrLAP frame declarations |
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* Status: Experimental. |
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* Author: Dag Brattli <[email protected]> |
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* Created at: Tue Aug 19 10:27:26 1997 |
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* Modified at: Sat Dec 25 21:07:26 1999 |
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* Modified by: Dag Brattli <[email protected]> |
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* |
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* Copyright (c) 1997-1999 Dag Brattli <[email protected]>, |
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* All Rights Reserved. |
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* Copyright (c) 2000-2002 Jean Tourrilhes <[email protected]> |
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* |
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* This program is free software; you can redistribute it and/or |
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* modify it under the terms of the GNU General Public License as |
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* published by the Free Software Foundation; either version 2 of |
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* the License, or (at your option) any later version. |
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* |
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* This program is distributed in the hope that it will be useful, |
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* but WITHOUT ANY WARRANTY; without even the implied warranty of |
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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* GNU General Public License for more details. |
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* |
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* You should have received a copy of the GNU General Public License |
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* along with this program; if not, see <http://www.gnu.org/licenses/>. |
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* |
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********************************************************************/ |
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#ifndef IRLAP_FRAME_H |
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#define IRLAP_FRAME_H |
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#include <linux/skbuff.h> |
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#include <net/irda/irda.h> |
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/* A few forward declarations (to make compiler happy) */ |
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struct irlap_cb; |
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struct discovery_t; |
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/* Frame types and templates */ |
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#define INVALID 0xff |
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/* Unnumbered (U) commands */ |
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#define SNRM_CMD 0x83 /* Set Normal Response Mode */ |
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#define DISC_CMD 0x43 /* Disconnect */ |
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#define XID_CMD 0x2f /* Exchange Station Identification */ |
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#define TEST_CMD 0xe3 /* Test */ |
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/* Unnumbered responses */ |
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#define RNRM_RSP 0x83 /* Request Normal Response Mode */ |
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#define UA_RSP 0x63 /* Unnumbered Acknowledgement */ |
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#define FRMR_RSP 0x87 /* Frame Reject */ |
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#define DM_RSP 0x0f /* Disconnect Mode */ |
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#define RD_RSP 0x43 /* Request Disconnection */ |
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#define XID_RSP 0xaf /* Exchange Station Identification */ |
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#define TEST_RSP 0xe3 /* Test frame */ |
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/* Supervisory (S) */ |
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#define RR 0x01 /* Receive Ready */ |
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#define REJ 0x09 /* Reject */ |
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#define RNR 0x05 /* Receive Not Ready */ |
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#define SREJ 0x0d /* Selective Reject */ |
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/* Information (I) */ |
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#define I_FRAME 0x00 /* Information Format */ |
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#define UI_FRAME 0x03 /* Unnumbered Information */ |
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#define CMD_FRAME 0x01 |
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#define RSP_FRAME 0x00 |
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#define PF_BIT 0x10 /* Poll/final bit */ |
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/* Some IrLAP field lengths */ |
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/* |
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* Only baud rate triplet is 4 bytes (PV can be 2 bytes). |
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* All others params (7) are 3 bytes, so that's 7*3 + 1*4 bytes. |
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*/ |
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#define IRLAP_NEGOCIATION_PARAMS_LEN 25 |
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#define IRLAP_DISCOVERY_INFO_LEN 32 |
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struct disc_frame { |
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__u8 caddr; /* Connection address */ |
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__u8 control; |
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} __packed; |
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struct xid_frame { |
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__u8 caddr; /* Connection address */ |
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__u8 control; |
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__u8 ident; /* Should always be XID_FORMAT */ |
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__le32 saddr; /* Source device address */ |
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__le32 daddr; /* Destination device address */ |
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__u8 flags; /* Discovery flags */ |
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__u8 slotnr; |
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__u8 version; |
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} __packed; |
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struct test_frame { |
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__u8 caddr; /* Connection address */ |
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__u8 control; |
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__le32 saddr; /* Source device address */ |
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__le32 daddr; /* Destination device address */ |
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} __packed; |
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struct ua_frame { |
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__u8 caddr; |
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__u8 control; |
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__le32 saddr; /* Source device address */ |
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__le32 daddr; /* Dest device address */ |
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} __packed; |
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struct dm_frame { |
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__u8 caddr; /* Connection address */ |
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__u8 control; |
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} __packed; |
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struct rd_frame { |
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__u8 caddr; /* Connection address */ |
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__u8 control; |
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} __packed; |
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struct rr_frame { |
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__u8 caddr; /* Connection address */ |
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__u8 control; |
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} __packed; |
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struct i_frame { |
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__u8 caddr; |
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__u8 control; |
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} __packed; |
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struct snrm_frame { |
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__u8 caddr; |
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__u8 control; |
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__le32 saddr; |
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__le32 daddr; |
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__u8 ncaddr; |
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} __packed; |
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void irlap_queue_xmit(struct irlap_cb *self, struct sk_buff *skb); |
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void irlap_send_discovery_xid_frame(struct irlap_cb *, int S, __u8 s, |
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__u8 command, |
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struct discovery_t *discovery); |
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void irlap_send_snrm_frame(struct irlap_cb *, struct qos_info *); |
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void irlap_send_test_frame(struct irlap_cb *self, __u8 caddr, __u32 daddr, |
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struct sk_buff *cmd); |
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void irlap_send_ua_response_frame(struct irlap_cb *, struct qos_info *); |
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void irlap_send_dm_frame(struct irlap_cb *self); |
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void irlap_send_rd_frame(struct irlap_cb *self); |
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void irlap_send_disc_frame(struct irlap_cb *self); |
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void irlap_send_rr_frame(struct irlap_cb *self, int command); |
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void irlap_send_data_primary(struct irlap_cb *, struct sk_buff *); |
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void irlap_send_data_primary_poll(struct irlap_cb *, struct sk_buff *); |
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void irlap_send_data_secondary(struct irlap_cb *, struct sk_buff *); |
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void irlap_send_data_secondary_final(struct irlap_cb *, struct sk_buff *); |
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void irlap_resend_rejected_frames(struct irlap_cb *, int command); |
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void irlap_resend_rejected_frame(struct irlap_cb *self, int command); |
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void irlap_send_ui_frame(struct irlap_cb *self, struct sk_buff *skb, |
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__u8 caddr, int command); |
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int irlap_insert_qos_negotiation_params(struct irlap_cb *self, |
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struct sk_buff *skb); |
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#endif
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