#ifndef DSCSTD_DEFINED

#define DSCSTD_DEFINED  1

#undef __VAX
#ifdef VAXC
#define __VAX
#endif

/* these headers are so common that i always include them
 */
#include <stddef.h>
#include <stdlib.h>
#include <string.h>

/* these three macros are used _only_ in a function declaration or prototype;
 * the first marks it for grepping (Module Entry Point) while the second and
 * third are used to indicated the scope
 */
#define MEP__
#define UNIVERSAL
#define PUBLIC
#define PRIVATE        static

/* indicate the scope of the data
 */
#define LOCALDATA      static    /* definition of an internal value */
#define GLOBALDATA               /* definition of an external value */
#define IMPORTDATA     extern    /* reference of an external value which is defined in another module */

typedef int BOOL;

typedef unsigned long CONDVAL;

/* these three structures should be supplied by digital :-(
 */
typedef struct VMS_ITEM_LIST {
	unsigned short itemsize;
	unsigned short itemcode;
	void *itemaddr;
	void *itemlen;		/* address of either an unsigned short (usual) or an unsigned long (getlki) */
} ItemList;
typedef struct GENERIC_IOSB {
	unsigned short cond;		/* the status of the i/o --- a SS$_XXXXX value */
	unsigned short retlen;		/* the number of characters written into the buffer before <trmchar> */
	unsigned char filler[4];
} IOStatusBlock;
typedef struct LONGWORD_STATUS_IOSB {
	CONDVAL cond;			/* some of the newer system services use a full longword for the status value */
	long other;			/* function specific */
} LongIOStatBlock;

/* the data structure used by SYS$NUMTIM() system service
 */
typedef struct VMS_DELTA_TIMEBUFFER {
	long zUnused;
	unsigned short nDays;
	unsigned short nHours;
	unsigned short nMinutes;
	unsigned short nSeconds;
	unsigned short nCentiseconds;
} DeltaTimeBuf;

/* two macros to check the low bit for success or failure
 */
#include <stsdef.h>
#define IFGOOD(f)      cv0 = (CONDVAL) (f); if ((cv0 & STS$M_SUCCESS) == STS$K_SUCCESS)
#define IFBAD(f)       cv0 = (CONDVAL) (f); if ((cv0 & STS$M_SUCCESS) != STS$K_SUCCESS)

#define MAXSIZE_ACCOUNT              8
#define MAXSIZE_DEVICELOCKNAME      64
#define MAXSIZE_DEVICENAME          64
#define MAXSIZE_FULLNODENAME        15
#define MAXSIZE_HWNAME              31
#define MAXSIZE_IDENTIFIER          (1 + 31 + 1 + 31 + 1)
#define MAXSIZE_LOCKNAME            31
#define MAXSIZE_NODENAME             6
#define MAXSIZE_PROCESSNAME         15
#define MAXSIZE_QUEUENAME           31
#define MAXSIZE_SYSTEMVERSION        8
#define MAXSIZE_TERMINAL             8
#define MAXSIZE_USERNAME            12
#define MAXSIZE_VOLUMENAME          12

#endif