156 lines
2.7 KiB
C++
156 lines
2.7 KiB
C++
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/* Copyright (C) 1986-2001 by Digital Mars. $Revision: 1.1.1.1 $ */
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#if __SC__ || __RCC__
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#pragma once
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#endif
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#ifndef __SYMS_H
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#define __SYMS_H
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/* Used when dealing with COFF files. */
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#if __cplusplus
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extern "C" {
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#endif
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#pragma pack(2)
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struct syment
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{
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#define SYMNMLEN 8
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union
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{
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char _n_name[SYMNMLEN];
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struct
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{
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long _n_zeroes;
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long _n_offset;
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} _n_n;
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char *_n_nptr[2];
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} _n;
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long n_value;
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short n_scnum;
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unsigned short n_type;
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char n_sclass;
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char n_numaux;
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};
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#define n_name _n._n_name
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#define n_nptr _n._n_nptr[1]
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#define n_zeroes _n._n_n._n_zeroes
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#define n_offset _n._n_n._n_offset
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#define N_UNDEF 0
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#define N_ABS -1
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#define N_DEBUG -2
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#define N_TV -3
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#define P_TV -4
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#define _EF ".ef"
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#define T_NULL 0
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#define T_ARG 1
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#define T_CHAR 2
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#define T_SHORT 3
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#define T_INT 4
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#define T_LONG 5
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#define T_FLOAT 6
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#define T_DOUBLE 7
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#define T_STRUCT 8
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#define T_UNION 9
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#define T_ENUM 10
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#define T_MOE 11
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#define T_UCHAR 12
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#define T_USHORT 13
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#define T_UINT 14
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#define T_ULONG 15
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#define DT_NON 0
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#define DT_PTR 1
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#define DT_FCN 2
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#define DT_ARY 3
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#define N_BTMASK 017
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#define N_TMASK 060
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#define N_TMASK1 0300
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#define N_TMASK2 0360
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#define N_BTSHFT 4
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#define N_TSHIFT 2
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#define BTYPE(A) ((A)&N_BTMASK)
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#define ISPTR(A) (((A)&N_TMASK)==(DT_PTR<<N_BTSHFT))
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#define ISFCN(A) (((A)&N_TMASK)==(DT_FCN<<N_BTSHFT))
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#define ISARY(A) (((A)&N_TMASK)==(DT_ARY<<N_BTSHFT))
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#define ISTAG(A) ((A)==C_STRTAG||(A)==C_UNTAG||(A)==C_ENTAG)
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#define INCREF(A) ((((A)&~N_BTMASK)<<N_TSHIFT)|(DT_PTR<<N_BTSHFT)|(A&N_BTMASK))
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#define DECREF(A) ((((A)>>N_TSHIFT)&~N_BTMASK)|((A)&N_BTMASK))
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union auxent
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{
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struct
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{
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long x_tagndx;
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union
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{
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struct
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{
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unsigned short x_lnno;
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unsigned short x_size;
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} x_lnsz;
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long x_fsize;
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} x_misc;
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union
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{
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struct
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{
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long x_lnnoptr;
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long x_endndx;
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}x_fcn;
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struct
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{
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#define DIMNUM 4
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unsigned short x_dimen[DIMNUM];
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} x_ary;
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}x_fcnary;
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unsigned short x_tvndx;
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} x_sym;
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struct
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{
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#define FILNMLEN 14
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char x_fname[FILNMLEN];
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} x_file;
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struct
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{
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long x_scnlen;
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unsigned short x_nreloc;
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unsigned short x_nlinno;
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} x_scn;
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struct
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{
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long x_tvfill;
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unsigned short x_tvlen;
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unsigned short x_tvran[2];
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}x_tv;
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};
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#define SYMENT struct syment
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#define SYMESZ sizeof(SYMENT)
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#define AUXENT union auxent
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#define AUXESZ sizeof(AUXENT)
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#define _ETEXT "etext"
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#define _EDATA "edata"
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#define _END "end"
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#define _START "_start"
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#define _TVORIG "_tvorig"
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#define _TORIGIN "_torigin"
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#define _DORIGIN "_dorigin"
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#define _SORIGIN "_sorigin"
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#pragma pack()
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#if __cplusplus
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}
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#endif
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#endif
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