usr/src/new/X/ximpv/imPdefs.h


/* basic typedefs & defines */
/* $Header: imPdefs.h,v 10.2 86/02/01 16:00:23 tony Rel $ */

typedef short           I16;
typedef short           BDIM;
typedef char            SDIM;
typedef unsigned short  DISP;
typedef unsigned long   LONGDISP;
typedef unsigned short  RFC;
typedef unsigned short  MSKWORD;
typedef unsigned short  GLINK;
typedef unsigned short  SYSCNV;
typedef unsigned char   BYTE;

#define MSKSHFT         4
#define MSKHIGH         15
#define NILPTR          0
#define OOPTR           ((char *)0xFFFFFFFF)
#define NILIDX          -1
#define TRUE            1
#define FALSE           0

#define not     ~
#define REG     register

#define ADVPTR(p,n)     ((char *)p+n)   /* advances pointer 'p' 'n' bytes */

#define MLIWSIZ(w)      ((w+15)>>4)
#define MLIBSIZ(w)      ((w+7)>>3)
#define MSKWSIZ(w,h)    (MLIWSIZ(w)*h)
#define SMWSIZ(p)       MSKWSIZ(p->sgw,p->sgh)
#define BMWSIZ(p)       MSKWSIZ(p->bgw,p->bgh)
#define GVWSIZ(t,p)     (t==SMALL ? SGDWSIZ+SMWSIZ(((sgdims *)(p))) : \
                                BGDWSIZ+BMWSIZ(((bgdims *)(p))) \
                        )
#define GLYWSIZ(p)      (GHWSIZ+GVWSIZ(p->gsize,(char *)(p)+GHBSIZ))
#define GPRECOMP(r,f)   (((r<<14)|(f<<7)) % GHTLEN) /* not used by imPRESS */
#define GPREHASH(r,f)   gprehtab[(r<<7)|f]
#define GHASHIX(rfc)    gprehtab[(rfc>>7)&0777] + (rfc&0177)

#define FNAMLEN 8

typedef union {                 /******** DECODE PARAMETERS ***********/
        BDIM    pval;           /* parameter value                    */
        struct {
#ifdef XWIND
                char    loval;
                char    hival;
#else
                char    hival;
                char    loval;
#endif
        }
        pval2;
        char    *pptr;          /* parameter address (w/input area)   */
} parva;                        /**************************************/
parva   param[10];
#define V(i)    (param[i].pval)
#define v(i)    (param[i].pval2.loval)
#define P(i)    (param[i].pptr)
/* extend sign for an int */
#define EXTSIGN(n)      if (v(n)<0) param[n].pval2.hival = 0377