sys/netproto/atm/sigpvc/sigpvc_var.h

   1 /*
   2  *
   3  * ===================================
   4  * HARP  |  Host ATM Research Platform
   5  * ===================================
   6  *
   7  *
   8  * This Host ATM Research Platform ("HARP") file (the "Software") is
   9  * made available by Network Computing Services, Inc. ("NetworkCS")
  10  * "AS IS".  NetworkCS does not provide maintenance, improvements or
  11  * support of any kind.
  12  *
  13  * NETWORKCS MAKES NO WARRANTIES OR REPRESENTATIONS, EXPRESS OR IMPLIED,
  14  * INCLUDING, BUT NOT LIMITED TO, IMPLIED WARRANTIES OF MERCHANTABILITY
  15  * AND FITNESS FOR A PARTICULAR PURPOSE, AS TO ANY ELEMENT OF THE
  16  * SOFTWARE OR ANY SUPPORT PROVIDED IN CONNECTION WITH THIS SOFTWARE.
  17  * In no event shall NetworkCS be responsible for any damages, including
  18  * but not limited to consequential damages, arising from or relating to
  19  * any use of the Software or related support.
  20  *
  21  * Copyright 1994-1998 Network Computing Services, Inc.
  22  *
  23  * Copies of this Software may be made, however, the above copyright
  24  * notice must be reproduced on all copies.
  25  *
  26  *      @(#) $FreeBSD: src/sys/netatm/sigpvc/sigpvc_var.h,v 1.2 1999/08/28 00:48:47 peter Exp $
  27  *      @(#) $DragonFly: src/sys/netproto/atm/sigpvc/sigpvc_var.h,v 1.3 2003/08/23 10:06:22 rob Exp $
  28  *
  29  */
  30
  31 /*
  32  * PVC-only Signalling Manager
  33  * ---------------------------
  34  *
  35  * Protocol control blocks
  36  *
  37  */
  38
  39 #ifndef _SIGPVC_SIGPVC_VAR_H
  40 #define _SIGPVC_SIGPVC_VAR_H
  41
  42 #ifdef ATM_KERNEL
  43 /*
  44  * Structure containing state information for each SigPVC protocol instance.
  45  * There will be one instance for each ATM device interface using the SigPVC
  46  * signalling manager.
  47  */
  48 struct  sigpvc {
  49         struct siginst  pv_inst;        /* Common header */
  50 };
  51 #define pv_next         pv_inst.si_next
  52 #define pv_pif          pv_inst.si_pif
  53 #define pv_addr         pv_inst.si_addr
  54 #define pv_vccq         pv_inst.si_vccq
  55 #define pv_state        pv_inst.si_state
  56 #endif  /* ATM_KERNEL */
  57
  58 /*
  59  * SigPVC Protocol States
  60  */
  61 #define SIGPVC_ACTIVE   1               /* Active */
  62 #define SIGPVC_DETACH   2               /* Detach in progress */
  63
  64
  65 #ifdef ATM_KERNEL
  66 /*
  67  * SigPVC Virtual Channel Connection control block.  All information regarding
  68  * the state of a SigPVC controlled VCC will be recorded here.  There will be
  69  * one SigPVC VCC control block for each SigPVC-controlled VCC.
  70  */
  71 struct sigpvc_vccb {
  72         struct vccb     vcp_hdr;        /* Generic vccb */
  73 };
  74 #endif  /* ATM_KERNEL */
  75
  76 /*
  77  * SigPVC VCC Signalling Protocol States
  78  */
  79 #define VCCS_NULL       0               /* No state */
  80 #define VCCS_ACTIVE     1               /* Active */
  81 #define VCCS_FREE       2               /* Waiting for user to free resources */
  82
  83
  84 #ifdef ATM_KERNEL
  85 /*
  86  * Global function declarations
  87  */
  88         /* sigpvc_if.c */
  89
  90         /* sigpvc_subr.c */
  91 int             sigpvc_create_pvc (struct sigpvc *, Atm_connvc *, int *);
  92 void            sigpvc_close_vcc (struct vccb *);
  93
  94 #endif  /* ATM_KERNEL */
  95
  96 #endif  /* _SIGPVC_SIGPVC_VAR_H */