text: /*********************************************************************
   *                
   * Filename:      ircomm_tty_attach.h
   * Version:       
   * Description:   
   * Status:        Experimental.
   * Author:        Dag Brattli <dagb@cs.uit.no>
   * Created at:    Wed Jun  9 15:55:18 1999
   * Modified at:   Fri Dec 10 21:04:55 1999
   * Modified by:   Dag Brattli <dagb@cs.uit.no>
   * 
   *     Copyright (c) 1999 Dag Brattli, All Rights Reserved.
   *     
   *     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, write to the Free Software 
   *     Foundation, Inc., 59 Temple Place, Suite 330, Boston, 
   *     MA 02111-1307 USA
   *     
   ********************************************************************/
  
  #ifndef IRCOMM_TTY_ATTACH_H
  #define IRCOMM_TTY_ATTACH_H
  
  #include <net/irda/ircomm_tty.h>
  
  typedef enum {
          IRCOMM_TTY_IDLE,
  	IRCOMM_TTY_SEARCH,
          IRCOMM_TTY_QUERY_PARAMETERS,
  	IRCOMM_TTY_QUERY_LSAP_SEL,
  	IRCOMM_TTY_SETUP,
          IRCOMM_TTY_READY,
  } IRCOMM_TTY_STATE;
  
  /* IrCOMM TTY Events */
  typedef enum {
  	IRCOMM_TTY_ATTACH_CABLE,
  	IRCOMM_TTY_DETACH_CABLE,
  	IRCOMM_TTY_DATA_REQUEST,
  	IRCOMM_TTY_DATA_INDICATION,
  	IRCOMM_TTY_DISCOVERY_REQUEST,
  	IRCOMM_TTY_DISCOVERY_INDICATION,
  	IRCOMM_TTY_CONNECT_CONFIRM,
  	IRCOMM_TTY_CONNECT_INDICATION,
  	IRCOMM_TTY_DISCONNECT_REQUEST,
  	IRCOMM_TTY_DISCONNECT_INDICATION,
  	IRCOMM_TTY_WD_TIMER_EXPIRED,
  	IRCOMM_TTY_GOT_PARAMETERS,
  	IRCOMM_TTY_GOT_LSAPSEL,
  } IRCOMM_TTY_EVENT;
  
  /* Used for passing information through the state-machine */
  struct ircomm_tty_info {
          __u32     saddr;               /* Source device address */
          __u32     daddr;               /* Destination device address */
          __u8      dlsap_sel;
  };
  
  extern char *ircomm_state[];
  extern char *ircomm_event[];
  extern char *ircomm_tty_state[];
  
  int ircomm_tty_do_event(struct ircomm_tty_cb *self, IRCOMM_TTY_EVENT event,
  			struct sk_buff *skb, struct ircomm_tty_info *info);
  void ircomm_tty_next_state(struct ircomm_tty_cb *self, IRCOMM_TTY_STATE state);
  
  
  int  ircomm_tty_attach_cable(struct ircomm_tty_cb *self);
  void ircomm_tty_detach_cable(struct ircomm_tty_cb *self);
  void ircomm_tty_connect_confirm(void *instance, void *sap, 
  				struct qos_info *qos, 
  				__u32 max_sdu_size, 
  				__u8 max_header_size, 
  				struct sk_buff *skb);
  void ircomm_tty_disconnect_indication(void *instance, void *sap, 
  				      LM_REASON reason,
  				      struct sk_buff *skb);
  void ircomm_tty_connect_indication(void *instance, void *sap, 
  				   struct qos_info *qos, 
  				   __u32 max_sdu_size,
  				   __u8 max_header_size, 
  				   struct sk_buff *skb);
  int ircomm_tty_send_initial_parameters(struct ircomm_tty_cb *self);
  void ircomm_tty_link_established(struct ircomm_tty_cb *self);
  
  #endif /* IRCOMM_TTY_ATTACH_H */
  