sys/netproto/atm/uni/sscf_uni_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/uni/sscf_uni_var.h,v 1.2 1999/08/28 00:48:58 peter Exp $
  27  *      @(#) $DragonFly: src/sys/netproto/atm/uni/sscf_uni_var.h,v 1.3 2003/08/23 10:06:22 rob Exp $
  28  *
  29  */
  30
  31 /*
  32  * ATM Forum UNI Support
  33  * ---------------------
  34  *
  35  * SSCF UNI protocol control blocks
  36  *
  37  */
  38
  39 #ifndef _UNI_SSCF_UNI_VAR_H
  40 #define _UNI_SSCF_UNI_VAR_H
  41
  42 /*
  43  * Structure containing information for each SSCF UNI connection.
  44  */
  45 struct univcc {
  46         u_char          uv_ustate;      /* SSCF-User state (see below) */
  47         u_char          uv_lstate;      /* SSCF-SSCOP state (see below) */
  48         u_short         uv_flags;       /* Connection flags (see below) */
  49         enum uni_vers   uv_vers;        /* UNI version */
  50
  51         /* Stack variables */
  52         Atm_connvc      *uv_connvc;     /* Connection vcc for this stack */
  53         void            *uv_toku;       /* Stack upper layer's token */
  54         void            *uv_tokl;       /* Stack lower layer's token */
  55         void            (*uv_upper)     /* Stack upper layer's interface */
  56                                 (int, void *, int, int);
  57         void            (*uv_lower)     /* Stack lower layer's interface */
  58                                 (int, void *, int, int);
  59 };
  60
  61 /*
  62  * SSCF to SAAL User (Q.2931) Interface States
  63  */
  64 #define UVU_INST        0               /* Instantiated, waiting for INIT */
  65 #define UVU_RELEASED    1               /* Connection released */
  66 #define UVU_PACTIVE     2               /* Awaiting connection establishment */
  67 #define UVU_PRELEASE    3               /* Awaiting connection release */
  68 #define UVU_ACTIVE      4               /* Connection established */
  69 #define UVU_TERM        5               /* Waiting for TERM */
  70
  71 /*
  72  * SSCF to SSCOP Interface States
  73  */
  74 #define UVL_INST        0               /* Instantiated, waiting for INIT */
  75 #define UVL_IDLE        1               /* Idle */
  76 #define UVL_OUTCONN     2               /* Outgoing connection pending */
  77 #define UVL_INCONN      3               /* Incoming connection pending */
  78 #define UVL_OUTDISC     4               /* Outgoing disconnection pending */
  79 #define UVL_OUTRESYN    5               /* Outgoing resynchronization pending */
  80 #define UVL_INRESYN     6               /* Incoming resynchornization pending */
  81 #define UVL_RECOVERY    8               /* Recovery pending */
  82 #define UVL_READY       10              /* Data transfer ready */
  83 #define UVL_TERM        11              /* Waiting for TERM */
  84
  85 /*
  86  * Connection Flags
  87  */
  88 #define UVF_NOESTIND    0x0001          /* Don't process ESTABLISH_IND */
  89
  90
  91 #ifdef ATM_KERNEL
  92 /*
  93  * Global function declarations
  94  */
  95         /* sscf_uni.c */
  96 int             sscf_uni_start (void);
  97 int             sscf_uni_stop (void);
  98 void            sscf_uni_abort (struct univcc *, char *);
  99 void            sscf_uni_pdu_print (struct univcc *, KBuffer *,
 100                         char *);
 101
 102         /* sscf_uni_lower.c */
 103 void            sscf_uni_lower (int, void *, int, int);
 104
 105         /* sscf_uni_upper.c */
 106 void            sscf_uni_upper (int, void *, int, int);
 107
 108
 109 /*
 110  * External variables
 111  */
 112 extern int              sscf_uni_vccnt;
 113
 114 #endif  /* ATM_KERNEL */
 115
 116 #endif  /* _UNI_SSCF_UNI_VAR_H */