a6227e26d9
Several files refer to an old address for the Free Software Foundation in the file header comment. Resolve by replacing the address with the URL <http://www.gnu.org/licenses/> so that we do not have to keep updating the header comments anytime the address changes. Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com> Signed-off-by: David S. Miller <davem@davemloft.net>
167 lines
5.2 KiB
C
167 lines
5.2 KiB
C
/*********************************************************************
|
|
*
|
|
* Filename: irlap_frame.h
|
|
* Version: 0.9
|
|
* Description: IrLAP frame declarations
|
|
* Status: Experimental.
|
|
* Author: Dag Brattli <dagb@cs.uit.no>
|
|
* Created at: Tue Aug 19 10:27:26 1997
|
|
* Modified at: Sat Dec 25 21:07:26 1999
|
|
* Modified by: Dag Brattli <dagb@cs.uit.no>
|
|
*
|
|
* Copyright (c) 1997-1999 Dag Brattli <dagb@cs.uit.no>,
|
|
* All Rights Reserved.
|
|
* Copyright (c) 2000-2002 Jean Tourrilhes <jt@hpl.hp.com>
|
|
*
|
|
* This program is free software; you can redistribute it and/or
|
|
* modify it under the terms of the GNU General Public License as
|
|
* published by the Free Software Foundation; either version 2 of
|
|
* the License, or (at your option) any later version.
|
|
*
|
|
* This program is distributed in the hope that it will be useful,
|
|
* but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
|
* GNU General Public License for more details.
|
|
*
|
|
* You should have received a copy of the GNU General Public License
|
|
* along with this program; if not, see <http://www.gnu.org/licenses/>.
|
|
*
|
|
********************************************************************/
|
|
|
|
#ifndef IRLAP_FRAME_H
|
|
#define IRLAP_FRAME_H
|
|
|
|
#include <linux/skbuff.h>
|
|
|
|
#include <net/irda/irda.h>
|
|
|
|
/* A few forward declarations (to make compiler happy) */
|
|
struct irlap_cb;
|
|
struct discovery_t;
|
|
|
|
/* Frame types and templates */
|
|
#define INVALID 0xff
|
|
|
|
/* Unnumbered (U) commands */
|
|
#define SNRM_CMD 0x83 /* Set Normal Response Mode */
|
|
#define DISC_CMD 0x43 /* Disconnect */
|
|
#define XID_CMD 0x2f /* Exchange Station Identification */
|
|
#define TEST_CMD 0xe3 /* Test */
|
|
|
|
/* Unnumbered responses */
|
|
#define RNRM_RSP 0x83 /* Request Normal Response Mode */
|
|
#define UA_RSP 0x63 /* Unnumbered Acknowledgement */
|
|
#define FRMR_RSP 0x87 /* Frame Reject */
|
|
#define DM_RSP 0x0f /* Disconnect Mode */
|
|
#define RD_RSP 0x43 /* Request Disconnection */
|
|
#define XID_RSP 0xaf /* Exchange Station Identification */
|
|
#define TEST_RSP 0xe3 /* Test frame */
|
|
|
|
/* Supervisory (S) */
|
|
#define RR 0x01 /* Receive Ready */
|
|
#define REJ 0x09 /* Reject */
|
|
#define RNR 0x05 /* Receive Not Ready */
|
|
#define SREJ 0x0d /* Selective Reject */
|
|
|
|
/* Information (I) */
|
|
#define I_FRAME 0x00 /* Information Format */
|
|
#define UI_FRAME 0x03 /* Unnumbered Information */
|
|
|
|
#define CMD_FRAME 0x01
|
|
#define RSP_FRAME 0x00
|
|
|
|
#define PF_BIT 0x10 /* Poll/final bit */
|
|
|
|
/* Some IrLAP field lengths */
|
|
/*
|
|
* Only baud rate triplet is 4 bytes (PV can be 2 bytes).
|
|
* All others params (7) are 3 bytes, so that's 7*3 + 1*4 bytes.
|
|
*/
|
|
#define IRLAP_NEGOCIATION_PARAMS_LEN 25
|
|
#define IRLAP_DISCOVERY_INFO_LEN 32
|
|
|
|
struct disc_frame {
|
|
__u8 caddr; /* Connection address */
|
|
__u8 control;
|
|
} __packed;
|
|
|
|
struct xid_frame {
|
|
__u8 caddr; /* Connection address */
|
|
__u8 control;
|
|
__u8 ident; /* Should always be XID_FORMAT */
|
|
__le32 saddr; /* Source device address */
|
|
__le32 daddr; /* Destination device address */
|
|
__u8 flags; /* Discovery flags */
|
|
__u8 slotnr;
|
|
__u8 version;
|
|
} __packed;
|
|
|
|
struct test_frame {
|
|
__u8 caddr; /* Connection address */
|
|
__u8 control;
|
|
__le32 saddr; /* Source device address */
|
|
__le32 daddr; /* Destination device address */
|
|
} __packed;
|
|
|
|
struct ua_frame {
|
|
__u8 caddr;
|
|
__u8 control;
|
|
__le32 saddr; /* Source device address */
|
|
__le32 daddr; /* Dest device address */
|
|
} __packed;
|
|
|
|
struct dm_frame {
|
|
__u8 caddr; /* Connection address */
|
|
__u8 control;
|
|
} __packed;
|
|
|
|
struct rd_frame {
|
|
__u8 caddr; /* Connection address */
|
|
__u8 control;
|
|
} __packed;
|
|
|
|
struct rr_frame {
|
|
__u8 caddr; /* Connection address */
|
|
__u8 control;
|
|
} __packed;
|
|
|
|
struct i_frame {
|
|
__u8 caddr;
|
|
__u8 control;
|
|
} __packed;
|
|
|
|
struct snrm_frame {
|
|
__u8 caddr;
|
|
__u8 control;
|
|
__le32 saddr;
|
|
__le32 daddr;
|
|
__u8 ncaddr;
|
|
} __packed;
|
|
|
|
void irlap_queue_xmit(struct irlap_cb *self, struct sk_buff *skb);
|
|
void irlap_send_discovery_xid_frame(struct irlap_cb *, int S, __u8 s,
|
|
__u8 command,
|
|
struct discovery_t *discovery);
|
|
void irlap_send_snrm_frame(struct irlap_cb *, struct qos_info *);
|
|
void irlap_send_test_frame(struct irlap_cb *self, __u8 caddr, __u32 daddr,
|
|
struct sk_buff *cmd);
|
|
void irlap_send_ua_response_frame(struct irlap_cb *, struct qos_info *);
|
|
void irlap_send_dm_frame(struct irlap_cb *self);
|
|
void irlap_send_rd_frame(struct irlap_cb *self);
|
|
void irlap_send_disc_frame(struct irlap_cb *self);
|
|
void irlap_send_rr_frame(struct irlap_cb *self, int command);
|
|
|
|
void irlap_send_data_primary(struct irlap_cb *, struct sk_buff *);
|
|
void irlap_send_data_primary_poll(struct irlap_cb *, struct sk_buff *);
|
|
void irlap_send_data_secondary(struct irlap_cb *, struct sk_buff *);
|
|
void irlap_send_data_secondary_final(struct irlap_cb *, struct sk_buff *);
|
|
void irlap_resend_rejected_frames(struct irlap_cb *, int command);
|
|
void irlap_resend_rejected_frame(struct irlap_cb *self, int command);
|
|
|
|
void irlap_send_ui_frame(struct irlap_cb *self, struct sk_buff *skb,
|
|
__u8 caddr, int command);
|
|
|
|
int irlap_insert_qos_negotiation_params(struct irlap_cb *self,
|
|
struct sk_buff *skb);
|
|
|
|
#endif
|