usr/src/cmd/adb/defs.h

#
/*
 *
 *      UNIX debugger - common definitions
 *
 */


/*      Layout of a.out file (fsym):
 *
 *      header of 8 words       magic number 405, 407, 410, 411
 *                              text size       )
 *                              data size       ) in bytes but even
 *                              bss size        )
 *                              symbol table size
 *                              entry point
 *                              {unused}
 *                              flag set if no relocation
 *
 *
 *      header:         0
 *      text:           16
 *      data:           16+textsize
 *      relocation:     16+textsize+datasize
 *      symbol table:   16+2*(textsize+datasize) or 16+textsize+datasize
 *
 */


#include <sys/param.h>
#include <sys/dir.h>
#include <sys/reg.h>
#include <sys/user.h>
#include <sgtty.h>
#include "mac.h"
#include "mode.h"


#define VARB    11
#define VARD    13
#define VARE    14
#define VARM    22
#define VARS    28
#define VART    29

#define COREMAGIC 0140000

#define RD      0
#define WT      1
#define NSP     0
#define ISP     1
#define DSP     2
#define STAR    4
#define STARCOM 0200
#define DSYM    7
#define ISYM    2
#define ASYM    1
#define NSYM    0
#define ESYM    (-1)
#define BKPTSET 1
#define BKPTEXEC 2
#define SYMSIZ  100
#define MAXSIG  20

#define USERPS  2*(512-1)
#define USERPC  2*(512-2)
#define BPT     03
#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 SINGLE  9
#define EXIT    8

#define FROFF   (&(0->fpsr))
#define FRLEN   25
#define FRMAX   6

#define ps      -1
#define pc      -2
#define sp      -6
#define r5      -9
#define r4      -10
#define r3      -11
#define r2      -12
#define r1      -5
#define r0      -3

#define MAXOFF  255
#define MAXPOS  80
#define MAXLIN  128
#define EOF     0
#define EOR     '\n'
#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;

#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)


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

typedef struct sgttyb TTY;
TTY     adbtty, usrtty;
#include <setjmp.h>
jmp_buf erradb;