1 /* coff information for Sparc. 2 3 Copyright 2001 Free Software Foundation, Inc. 4 5 This program is free software; you can redistribute it and/or modify 6 it under the terms of the GNU General Public License as published by 7 the Free Software Foundation; either version 2 of the License, or 8 (at your option) any later version. 9 10 This program is distributed in the hope that it will be useful, 11 but WITHOUT ANY WARRANTY; without even the implied warranty of 12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 13 GNU General Public License for more details. 14 15 You should have received a copy of the GNU General Public License 16 along with this program; if not, write to the Free Software 17 Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */ 18 19 /* This file is an amalgamation of several standard include files that 20 define coff format, such as filehdr.h, aouthdr.h, and so forth. In 21 addition, all datatypes have been translated into character arrays of 22 (presumed) equivalent size. This is necessary so that this file can 23 be used with different systems while still yielding the same results. */ 24 25 #define L_LNNO_SIZE 2 26 #define DO_NOT_DEFINE_SYMENT 27 #define DO_NOT_DEFINE_AUXENT 28 #include "coff/external.h" 29 30 #define F_RELFLG (0x0001) /* relocation info stripped */ 31 #define F_EXEC (0x0002) /* file is executable */ 32 #define F_LNNO (0x0004) /* line numbers stripped */ 33 #define F_LSYMS (0x0008) /* local symbols stripped */ 34 35 #define SPARCMAGIC (0540) 36 37 /* This is Lynx's all-platform magic number for executables. */ 38 39 #define LYNXCOFFMAGIC (0415) 40 41 #define OMAGIC 0404 /* object files, eg as output */ 42 #define ZMAGIC 0413 /* demand load format, eg normal ld output */ 43 #define STMAGIC 0401 /* target shlib */ 44 #define SHMAGIC 0443 /* host shlib */ 45 46 /* More names of "special" sections. */ 47 48 #define _TV ".tv" 49 #define _INIT ".init" 50 #define _FINI ".fini" 51 52 /********************** SYMBOLS **********************/ 53 54 #define E_SYMNMLEN (8) /* # characters in a symbol name */ 55 #define E_FILNMLEN (14) /* # characters in a file name */ 56 #define E_DIMNUM (4) /* # array dimensions in auxiliary entry */ 57 58 struct external_syment 59 { 60 union { 61 char e_name[E_SYMNMLEN]; 62 struct { 63 char e_zeroes[4]; 64 char e_offset[4]; 65 } e; 66 #if 0 /* of doubtful value */ 67 char e_nptr[2][4]; 68 struct { 69 char e_leading_zero[1]; 70 char e_dbx_type[1]; 71 char e_dbx_desc[2]; 72 } e_dbx; 73 #endif 74 } e; 75 76 char e_value[4]; 77 char e_scnum[2]; 78 char e_type[2]; 79 char e_sclass[1]; 80 char e_numaux[1]; 81 char padding[2]; 82 }; 83 84 #define N_BTMASK (0xf) 85 #define N_TMASK (0x30) 86 #define N_BTSHFT (4) 87 #define N_TSHIFT (2) 88 89 union external_auxent 90 { 91 struct { 92 char x_tagndx[4]; /* str, un, or enum tag indx */ 93 union { 94 struct { 95 char x_lnno[2]; /* declaration line number */ 96 char x_size[2]; /* str/union/array size */ 97 } x_lnsz; 98 char x_fsize[4]; /* size of function */ 99 } x_misc; 100 union { 101 struct { /* if ISFCN, tag, or .bb */ 102 char x_lnnoptr[4]; /* ptr to fcn line # */ 103 char x_endndx[4]; /* entry ndx past block end */ 104 } x_fcn; 105 struct { /* if ISARY, up to 4 dimen. */ 106 char x_dimen[E_DIMNUM][2]; 107 } x_ary; 108 } x_fcnary; 109 char x_tvndx[2]; /* tv index */ 110 } x_sym; 111 112 union { 113 char x_fname[E_FILNMLEN]; 114 struct { 115 char x_zeroes[4]; 116 char x_offset[4]; 117 } x_n; 118 } x_file; 119 120 struct { 121 char x_scnlen[4]; /* section length */ 122 char x_nreloc[2]; /* # relocation entries */ 123 char x_nlinno[2]; /* # line numbers */ 124 } x_scn; 125 126 struct { 127 char x_tvfill[4]; /* tv fill value */ 128 char x_tvlen[2]; /* length of .tv */ 129 char x_tvran[2][2]; /* tv range */ 130 } x_tv; /* .tv section info (in auxent of sym .tv)) */ 131 132 char x_fill[20]; /* forces to 20-byte size */ 133 }; 134 135 #define SYMENT struct external_syment 136 #define SYMESZ 20 137 #define AUXENT union external_auxent 138 #define AUXESZ 20 139 140 #define _ETEXT "etext" 141 142 /********************** RELOCATION DIRECTIVES **********************/ 143 144 struct external_reloc 145 { 146 char r_vaddr[4]; 147 char r_symndx[4]; 148 char r_type[2]; 149 char r_spare[2]; 150 char r_offset[4]; 151 }; 152 153 #define RELOC struct external_reloc 154 #define RELSZ 16 155 156