Start development on BSD 4_1_snap

[unix-history] / .ref-BSD-4 / usr / src / cmd / adb / defs.h

/*
* adb - vax string table version; common definitions
*/

#include <sys/param.h>
#include <sys/dir.h>
#include <sys/psl.h>
#include <sys/user.h>
#include <ctype.h>
#include <a.out.h>

#include "mac.h"
#include "mode.h"
#include "head.h"

/* access modes */
#define RD      0
#define WT      1

#define NSP     0
#define ISP     1
#define DSP     2
#define STAR    4
#define STARCOM 0200

/*
* Symbol types, used internally in calls to findsym routine.
* One the VAX this all degenerates since I & D symbols are indistinct.
* Basically we get NSYM==0 for `=' command, ISYM==DSYM otherwise.
*/
#define NSYM    0
#define DSYM    1               /* Data space symbol */
#define ISYM    DSYM            /* Instruction space symbol == DSYM on VAX */

#define BKPTSET 1
#define BKPTEXEC 2

#define USERPS  PSL
#define USERPC  PC
#define BPT     03
#define TBIT    020
#define FD      0200
#define SETTRC  0
#define RDUSER  2
#define RIUSER  1
#define WDUSER  5
#define WIUSER  4
#define RUREGS  3
#define WUREGS  6
#define CONTIN  7
#define EXIT    8
#define SINGLE  9

/* the quantities involving ctob() are located in the kernel stack. */
/* the others are in the pcb. */
#define KSP     0
#define ESP     4
#define SSP     8
#define USP     (ctob(UPAGES)-5*sizeof(int))
#define R0      (ctob(UPAGES)-18*sizeof(int))
#define R1      (ctob(UPAGES)-17*sizeof(int))
#define R2      (ctob(UPAGES)-16*sizeof(int))
#define R3      (ctob(UPAGES)-15*sizeof(int))
#define R4      (ctob(UPAGES)-14*sizeof(int))
#define R5      (ctob(UPAGES)-13*sizeof(int))
#define R6      (ctob(UPAGES)-12*sizeof(int))
#define R7      (ctob(UPAGES)-11*sizeof(int))
#define R8      (ctob(UPAGES)-10*sizeof(int))
#define R9      (ctob(UPAGES)-9*sizeof(int))
#define R10     (ctob(UPAGES)-8*sizeof(int))
#define R11     (ctob(UPAGES)-7*sizeof(int))
#define AP      (ctob(UPAGES)-21*sizeof(int))
#define FP      (ctob(UPAGES)-20*sizeof(int))
#define PC      (ctob(UPAGES)-2*sizeof(int))
#define PSL     (ctob(UPAGES)-1*sizeof(int))
#define P0BR    80
#define P0LR    84
#define P1BR    88
#define P1LR    92

#define MAXOFF  255
#define MAXPOS  80
#define MAXLIN  128
#define EOF     0
#define EOR     '\n'
#define SP      ' '
#define TB      '\t'
#define QUOTE   0200
#define STRIP   0177
#define LOBYTE  0377
#define EVEN    -2

/* long to ints and back (puns) */
union {
       INT     I[2];
       L_INT   L;
} itolws;

#ifndef vax
#define leng(a)         ((long)((unsigned)(a)))
#define shorten(a)      ((int)(a))
#define itol(a,b)       (itolws.I[0]=(a), itolws.I[1]=(b), itolws.L)
#else
#define leng(a)         itol(0,a)
#define shorten(a)      ((short)(a))
#define itol(a,b)       (itolws.I[0]=(b), itolws.I[1]=(a), itolws.L)
#endif

/* result type declarations */
L_INT           inkdot();
POS             get();
POS             chkget();
STRING          exform();
L_INT           round();
BKPTR           scanbkpt();
VOID            fault();