sna_dlc.h

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                                    CHAR     B0R;}B0M;
                       /*FALSE*/struct {INTEGER  B0T;}B0S;
                   }B0L;}
#define dsuptype B0L.B0M.B0N             /* Status Qualifier                 */
#define dsmdset  B0L.B0M.B0N             /* RECFMS Counter Type              */
#define dsupcntr B0L.B0M.B0O             /* Req-Opn-Station Set-Mode flag    */
#define dspad    B0L.B0M.B0P             /* RECFMS Counter Value             */
#define dserror  B0L.B0M.B0Q             /* Pad                              */
#define dsoutsq  B0L.B0M.B0R             /* Internal value for Counter       */
#define dlccred  B0L.B0S.B0T             /* Outage Sub-qualifier             */
                   TPDSHDR;              /* DLC-Status Credit Increment      */




/*****************************************************************************/
/* SNAP-LINK HMOD MESSAGE TYPE DECLARATIONS                                  */
/*****************************************************************************/

     typedef struct tpdlhdr{                         /* HMOD  MESSAGE HEADER */
                      CHAR     dlcnr;    /* N(R) Value                       */
                      CHAR     dlcns;    /* N(S) Value                       */
                      INTEGER  dlclkidx; /* Link Index                       */
                      CHAR     dlcerst1; /* Error Status 1                   */
                      CHAR     dlcerst2; /* Error Status 2                   */
                    }TPDLHDR;


/*****************************************************************************/
/* MAIN DEFINITION OF MESSAGE HEADER                                         */
/*****************************************************************************/
     typedef struct bufhdr{
                     PTRBFHDR nxtqptr;
                     PTRBFELT hdreptr;
                     CHAR     numelts;
                     CHAR     msgtype;
#define OPENMSG  1
#define CLOSEMSG 2
#define DLCSTAT  17
#define DLCDATA  16
                     CHAR     srcl;
                     CHAR     srcp;
#define SLPROD   22
                     INTEGER  srci;
                     CHAR     destl;
                     CHAR     destp;
                     INTEGER  desti;
                     union {
                       struct {TPOPHDR  B1C;}B1B;
                       struct {TPCLHDR  B1E;}B1D;
                       struct {TPDDHDR  B1G;}B1F;
                       struct {TPDSHDR  B1I;}B1H;
                       struct {TPDLHDR  B1K;}B1J;
                     }B0Y;}
#define ophdr    B0Y.B1B.B1C
#define clhdr    B0Y.B1D.B1E
#define ddhdr    B0Y.B1F.B1G
#define dshdr    B0Y.B1H.B1I
#define dlhdr    B0Y.B1J.B1K
                     BUFHDR;


/*****************************************************************************/
/* MAIN DEFINITION OF MESSAGE ELEMENT                                        */
/*****************************************************************************/

/**STRUCT+********************************************************************/
/* Structure: BUFELT                                                         */
/*                                                                           */
/* Description: Main definition of SNAPS Buffer Element                      */
/*****************************************************************************/
     typedef struct bufelt{
                     PTRBFELT elteptr;   /* Pointer to next element in buffer*/
                     INTEGER  startd;    /* Offset (from 1) of start of data */
                     INTEGER  endd;      /* Offset (from 1) of last data byte*/
                     CHAR     trpad;
                     CHAR     dataru[268]; /* The data bytes themselves      */
                     } BUFELT;
/**STRUCT-********************************************************************/

/*****************************************************************************/
/* IF Win32 environment THEN                                                 */
/*   IF intel format THEN                                                    */
/*     define flipping macros                                                */
/*     define anti-flipping macros to NOP                                    */
/*****************************************************************************/
#ifdef WIN32
#ifndef NON_INTEL_BYTE_ORDER
#define PFLIPI(X) (unsigned short)_rotl(((unsigned short)(X))*(unsigned long)0x00010001,8)
#define PFLIPL(X) MAKEULONG(PFLIPI(HIUSHORT(X)),PFLIPI(LOUSHORT(X)))
#define PANTIFLIPI(X) (X)

/*****************************************************************************/
/* ELSE (non-intel)                                                          */
/*   set flipping to nop for now                                             */
/*   set anti-flipping on                                                    */
/*****************************************************************************/
#else
#define PFLIPI(X)  (X)
#define PFLIPL(X)  (X)
#define PANTIFLIPI(X) (unsigned short)_rotl((unsigned short)(X),8)
#endif

/*****************************************************************************/
/* ELSE (not Win32, must be Intel environment)                               */
/*   define flipping macros                                                  */
/*****************************************************************************/
#else
#define PFLIPI(X) (unsigned short)_rotl((unsigned short)(X),8)
#define PFLIPL(X) MAKEULONG(PFLIPI(HIUSHORT(X)),PFLIPI(LOUSHORT(X)))
#define PANTIFLIPI(X) (X)
#endif

/*****************************************************************************/
/* Buffer pool access routines                                               */
/*****************************************************************************/

#ifdef WIN32_SUPPORT


  #ifdef OLD_IHV_PROTOS
    extern PTRBFHDR WINAPI     sepdbubl (USHORT);
    extern VOID     WINAPI     sepdburl (PTRBFHDR);
    extern VOID     WINAPI     sbpibegt (PTRBFELT *);
    extern VOID     WINAPI     sbpiberl (PTRBFELT *);
  #else
    extern PTRBFHDR WINAPI     SNAGetBuffer     (USHORT);
    extern VOID     WINAPI     SNAReleaseBuffer (PTRBFHDR);
    extern VOID     WINAPI     SNAGetElement    (PTRBFELT *);
    extern VOID     WINAPI     SNAReleaseElement(PTRBFELT *);
  #endif

#else
  extern PTRBFHDR far  sepdbubl (USHORT);
  extern VOID     far  sepdburl (PTRBFHDR);
  extern VOID     far  sbpibegt (PTRBFELT far *);
  extern VOID     far  sbpiberl (PTRBFELT far *);
#endif

#ifdef WIN32_SUPPORT
extern CHAR        WINAPI  snpugetc(PTRBFELT, INTEGER);
extern VOID        WINAPI  snpuputc(PTRBFELT, INTEGER, CHAR);
extern INTEGER     WINAPI  snpugeti(PTRBFELT, INTEGER);
extern VOID        WINAPI  snpuputi(PTRBFELT, INTEGER, INTEGER);
extern VOID        WINAPI  snpugetl(PTRBFELT, INTEGER, LONGINT *);
extern VOID        WINAPI  snpuputl(PTRBFELT, INTEGER, LONGINT);
#else
extern CHAR     far  snpugetc(PTRBFELT, INTEGER);
extern VOID     far  snpuputc(PTRBFELT, INTEGER, CHAR);
extern INTEGER  far  snpugeti(PTRBFELT, INTEGER);
extern VOID     far  snpuputi(PTRBFELT, INTEGER, INTEGER);
extern VOID     far  snpugetl(PTRBFELT, INTEGER, LONGINT FAR *);
extern VOID     far  snpuputl(PTRBFELT, INTEGER, LONGINT);
#endif


/*****************************************************************************/
/* Include the remainder of SNA Services definitions                         */
/*****************************************************************************/
#include <sna_cnst.h>

#ifdef __cplusplus
}
#endif

#pragma option pop /*P_O_Pop*/
#endif
/* End of file cs_dlc.h */