FreeBSD/Linux Kernel Cross Reference
sys/netisdn/i4b_capi.h

     /*      $NetBSD: i4b_capi.h,v 1.5 2006/10/16 13:03:03 pooka Exp $       */
     
     /*
      * Copyright (c) 2001-2003 Cubical Solutions Ltd. All rights reserved.
      *
      * Redistribution and use in source and binary forms, with or without
      * modification, are permitted provided that the following conditions
      * are met:
      * 1. Redistributions of source code must retain the above copyright
     *    notice, this list of conditions and the following disclaimer.
     * 2. Redistributions in binary form must reproduce the above copyright
     *    notice, this list of conditions and the following disclaimer in the
     *    documentation and/or other materials provided with the distribution.
     *
     * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
     * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
     * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
     * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
     * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
     * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
     * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
     * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
     * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
     * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
     * SUCH DAMAGE.
     *
     * capi/capi.h          The CAPI device interface.
     *
     * $FreeBSD: src/sys/i4b/capi/capi.h,v 1.1 2001/05/25 08:39:31 hm Exp $
     */
    
    #ifndef _NETISDN_I4B_CAPI_H_
    #define _NETISDN_I4B_CAPI_H_
    
    /*
    //  CAPI driver context: B channels and controller softcs.
    */
    
    #define INVALID -1
    
    enum capi_b_state {
        B_FREE,                  /* 0:  channel free, ncci invalid */
        B_CONNECT_CONF,          /* 1:  wait for CONNECT_CONF */
        B_CONNECT_IND,           /* 2:  IND got, wait for appl RESP */
        B_CONNECT_ACTIVE_IND,    /* 3:  wait for CONNECT_ACTIVE_IND */
        B_CONNECT_B3_CONF,       /* 4:  wait for CONNECT_B3_CONF */
        B_CONNECT_B3_IND,        /* 5:  wait for CONNECT_B3_IND */
        B_CONNECT_B3_ACTIVE_IND, /* 6:  wait for CONNECT_B3_ACTIVE_IND */
        B_CONNECTED,             /* 7:  channel connected & in use */
        B_DISCONNECT_CONF,       /* 8:  wait for DISCONNECT_CONF */
        B_DISCONNECT_B3_CONF,    /* 9:  wait for DISCONNECT_B3_CONF */
        B_DISCONNECT_IND,        /* 10: wait for DISCONNECT_IND */
    };
    
    typedef struct capi_bchan
    {
        /* Channel state */
    
        int ncci;
    #define CAPI_CTRL_MASK 0x000000ff
    #define CAPI_PLCI_MASK 0x0000ffff
    #define CAPI_NCCI_MASK 0xffff0000
        u_int16_t msgid;
        int busy;
        enum capi_b_state state;
    
        struct ifqueue tx_queue;
        struct ifqueue rx_queue;
        int rxcount;
        int txcount;
    
        /* The rest is needed for i4b integration */
        int bprot;
        int cdid;
    
        struct mbuf *in_mbuf;
        isdn_link_t capi_isdn_linktab;
    
        const struct isdn_l4_driver_functions *l4_driver;
        void *l4_driver_softc;
    } capi_bchan_t;
    
    enum capi_c_state {
        C_DOWN,             /* controller uninitialized */
        C_READY,            /* controller initialized but not listening */
        C_UP,               /* controller listening */
    };
    
    typedef struct capi_softc {
        int sc_unit;        /* index in capi_sc[]                      */
        int card_type;      /* CARD_TYPEC_xxx, filled by ll driver     */
        int sc_nbch;        /* number of b channels on this controller */
        int sc_enabled;     /* is daemon connected TRUE/FALSE          */
        int sc_msgid;       /* next CAPI message id                    */
        int capi_isdnif;    /* isdnif identifier                       */
        char sc_profile[64];/* CAPI profile data                       */
        enum capi_c_state sc_state;
    
        capi_bchan_t sc_bchan[MAX_BCHAN];
   
       /* Link layer driver context holder and methods */
       void *ctx;
   
       int (*load)(struct capi_softc *, int, u_int8_t *);
       int (*reg_appl)(struct capi_softc *, int, int);
       int (*rel_appl)(struct capi_softc *, int);
       int (*send)(struct capi_softc *, struct mbuf *);
   } capi_softc_t;
   
   #define CARD_TYPEC_CAPI_UNK     0
   #define CARD_TYPEC_AVM_T1_PCI   1
   #define CARD_TYPEC_AVM_B1_PCI   2
   #define CARD_TYPEC_AVM_B1_ISA   3
   
   /*
   //  CAPI upcalls for the link layer.
   */
   
   #define I4BCAPI_APPLID 1
   
   extern int capi_ll_attach(capi_softc_t *, const char *, const char *);
   extern int capi_ll_control(capi_softc_t *, int op, int arg);
   extern int capi_ll_detach(capi_softc_t *);
   
   #define CAPI_CTRL_READY     0 /* ctrl ready, value=TRUE/FALSE */
   #define CAPI_CTRL_PROFILE   1 /* set CAPI profile             */
   #define CAPI_CTRL_NEW_NCCI  2 /* new ncci value, assign bchan */
   #define CAPI_CTRL_FREE_NCCI 3 /* free ncci value, clear bchan */
   
   extern int capi_ll_receive(capi_softc_t *, struct mbuf *);
   
   extern int capi_start_tx(void *, int bchan);
   
   #endif /* !_NETISDN_I4B_CAPI_H_ */

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