usr/src/cmd/adb/defs.h

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


/*      Layout of a.out file (fsym):
 *
 *      header of 8 longwords
 *                              magic number 410
 *                              text size       )
 *                              data size       ) padded with 0 to multiple of 4 bytes
 *                              bss size        )
 *                              symbol table size
 *                              entry address
 *                              size of text relocation info
 *                              size of data relocation info
 *
 *
 *      header:         0
 *      text:           32
 *      data:           32+textsize
 *      text reloc:     32+textsize+datasize
 *      data reloc:     32+textsize+datasize+textreloc
 *      symbol table:   32+textsize+datasize+textreloc+datareloc
 *
 */

#ifdef EDDT
#define printf printadb
#endif

#include <sys/param.h>
#include <sys/dir.h>
#include <sys/psl.h>
#include <sys/user.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    4
#define ISYM    4
#define ASYM    2
#define NSYM    0
#define ESYM    (-1)
#define XSYM    (-2)
#define BKPTSET 1
#define BKPTEXEC 2
#define SYMSIZ  100
#define MAXSIG  20

#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

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

/* 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)-19*sizeof(int))
#define R1 (ctob(UPAGES)-18*sizeof(int))
#define R2 (ctob(UPAGES)-17*sizeof(int))
#define R3 (ctob(UPAGES)-16*sizeof(int))
#define R4 (ctob(UPAGES)-15*sizeof(int))
#define R5 (ctob(UPAGES)-14*sizeof(int))
#define R6 (ctob(UPAGES)-13*sizeof(int))
#define R7 (ctob(UPAGES)-12*sizeof(int))
#define R8 (ctob(UPAGES)-11*sizeof(int))
#define R9 (ctob(UPAGES)-10*sizeof(int))
#define R10 (ctob(UPAGES)-9*sizeof(int))
#define R11 (ctob(UPAGES)-8*sizeof(int))
#define AP (ctob(UPAGES)-7*sizeof(int))
#define FP (ctob(UPAGES)-6*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();
SYMPTR          lookupsym();
SYMPTR          symget();
POS             get();
POS             chkget();
STRING          exform();
L_INT           round();
BKPTR           scanbkpt();
VOID            fault();