1 /* SPDX-License-Identifier: GPL-2.0 WITH Linux <<
2 /* This file is derived from the GAS 2.1.4 ass 1 /* This file is derived from the GAS 2.1.4 assembler control file.
3 The GAS product is under the GNU General Pu 2 The GAS product is under the GNU General Public License, version 2 or later.
4 As such, this file is also under that licen 3 As such, this file is also under that license.
5 4
6 If the file format changes in the COFF obje 5 If the file format changes in the COFF object, this file should be
7 subsequently updated to reflect the changes 6 subsequently updated to reflect the changes.
8 7
9 The actual loader module only uses a few of 8 The actual loader module only uses a few of these structures. The full
10 set is documented here because I received t 9 set is documented here because I received the full set. If you wish
11 more information about COFF, then O'Reilly 10 more information about COFF, then O'Reilly has a very excellent book.
12 */ 11 */
13 12
14 #ifndef _UAPI_LINUX_COFF_H <<
15 #define _UAPI_LINUX_COFF_H <<
16 <<
17 #define E_SYMNMLEN 8 /* Number of characte 13 #define E_SYMNMLEN 8 /* Number of characters in a symbol name */
18 #define E_FILNMLEN 14 /* Number of characte 14 #define E_FILNMLEN 14 /* Number of characters in a file name */
19 #define E_DIMNUM 4 /* Number of array di 15 #define E_DIMNUM 4 /* Number of array dimensions in auxiliary entry */
20 16
21 /* 17 /*
22 * These defines are byte order independent. T 18 * These defines are byte order independent. There is no alignment of fields
23 * permitted in the structures. Therefore they 19 * permitted in the structures. Therefore they are declared as characters
24 * and the values loaded from the character po 20 * and the values loaded from the character positions. It also makes it
25 * nice to have it "endian" independent. 21 * nice to have it "endian" independent.
26 */ 22 */
27 23
28 /* Load a short int from the following tables 24 /* Load a short int from the following tables with little-endian formats */
29 #define COFF_SHORT_L(ps) ((short)(((unsigned s 25 #define COFF_SHORT_L(ps) ((short)(((unsigned short)((unsigned char)ps[1])<<8)|\
30 ((unsigned s 26 ((unsigned short)((unsigned char)ps[0]))))
31 27
32 /* Load a long int from the following tables w 28 /* Load a long int from the following tables with little-endian formats */
33 #define COFF_LONG_L(ps) (((long)(((unsigned lo 29 #define COFF_LONG_L(ps) (((long)(((unsigned long)((unsigned char)ps[3])<<24) |\
34 ((unsigned lo 30 ((unsigned long)((unsigned char)ps[2])<<16) |\
35 ((unsigned lo 31 ((unsigned long)((unsigned char)ps[1])<<8) |\
36 ((unsigned lo 32 ((unsigned long)((unsigned char)ps[0])))))
37 33
38 /* Load a short int from the following tables 34 /* Load a short int from the following tables with big-endian formats */
39 #define COFF_SHORT_H(ps) ((short)(((unsigned s 35 #define COFF_SHORT_H(ps) ((short)(((unsigned short)((unsigned char)ps[0])<<8)|\
40 ((unsigned s 36 ((unsigned short)((unsigned char)ps[1]))))
41 37
42 /* Load a long int from the following tables w 38 /* Load a long int from the following tables with big-endian formats */
43 #define COFF_LONG_H(ps) (((long)(((unsigned lo 39 #define COFF_LONG_H(ps) (((long)(((unsigned long)((unsigned char)ps[0])<<24) |\
44 ((unsigned lo 40 ((unsigned long)((unsigned char)ps[1])<<16) |\
45 ((unsigned lo 41 ((unsigned long)((unsigned char)ps[2])<<8) |\
46 ((unsigned lo 42 ((unsigned long)((unsigned char)ps[3])))))
47 43
48 /* These may be overridden later by brain dead 44 /* These may be overridden later by brain dead implementations which generate
49 a big-endian header with little-endian data 45 a big-endian header with little-endian data. In that case, generate a
50 replacement macro which tests a flag and us 46 replacement macro which tests a flag and uses either of the two above
51 as appropriate. */ 47 as appropriate. */
52 48
53 #define COFF_LONG(v) COFF_LONG_L(v) 49 #define COFF_LONG(v) COFF_LONG_L(v)
54 #define COFF_SHORT(v) COFF_SHORT_L(v) 50 #define COFF_SHORT(v) COFF_SHORT_L(v)
55 51
56 /*** coff information for Intel 386/486. */ 52 /*** coff information for Intel 386/486. */
57 53
58 /********************** FILE HEADER ********** 54 /********************** FILE HEADER **********************/
59 55
60 struct COFF_filehdr { 56 struct COFF_filehdr {
61 char f_magic[2]; /* magic numbe 57 char f_magic[2]; /* magic number */
62 char f_nscns[2]; /* number of s 58 char f_nscns[2]; /* number of sections */
63 char f_timdat[4]; /* time & date 59 char f_timdat[4]; /* time & date stamp */
64 char f_symptr[4]; /* file pointe 60 char f_symptr[4]; /* file pointer to symtab */
65 char f_nsyms[4]; /* number of s 61 char f_nsyms[4]; /* number of symtab entries */
66 char f_opthdr[2]; /* sizeof(opti 62 char f_opthdr[2]; /* sizeof(optional hdr) */
67 char f_flags[2]; /* flags 63 char f_flags[2]; /* flags */
68 }; 64 };
69 65
70 /* 66 /*
71 * Bits for f_flags: 67 * Bits for f_flags:
72 * 68 *
73 * F_RELFLG relocation info stripp 69 * F_RELFLG relocation info stripped from file
74 * F_EXEC file is executable (i 70 * F_EXEC file is executable (i.e. no unresolved external
75 * references) 71 * references)
76 * F_LNNO line numbers stripped 72 * F_LNNO line numbers stripped from file
77 * F_LSYMS local symbols stripped 73 * F_LSYMS local symbols stripped from file
78 * F_MINMAL this is a minimal obje 74 * F_MINMAL this is a minimal object file (".m") output of fextract
79 * F_UPDATE this is a fully bound 75 * F_UPDATE this is a fully bound update file, output of ogen
80 * F_SWABD this file has had its 76 * F_SWABD this file has had its bytes swabbed (in names)
81 * F_AR16WR this file has the byte 77 * F_AR16WR this file has the byte ordering of an AR16WR
82 * (e.g. 11/70) machine 78 * (e.g. 11/70) machine
83 * F_AR32WR this file has the byte 79 * F_AR32WR this file has the byte ordering of an AR32WR machine
84 * (e.g. vax and iNTEL 38 80 * (e.g. vax and iNTEL 386)
85 * F_AR32W this file has the byte 81 * F_AR32W this file has the byte ordering of an AR32W machine
86 * (e.g. 3b,maxi) 82 * (e.g. 3b,maxi)
87 * F_PATCH file contains "patch" 83 * F_PATCH file contains "patch" list in optional header
88 * F_NODF (minimal file only) no 84 * F_NODF (minimal file only) no decision functions for
89 * replaced functions 85 * replaced functions
90 */ 86 */
91 87
92 #define COFF_F_RELFLG 0000001 88 #define COFF_F_RELFLG 0000001
93 #define COFF_F_EXEC 0000002 89 #define COFF_F_EXEC 0000002
94 #define COFF_F_LNNO 0000004 90 #define COFF_F_LNNO 0000004
95 #define COFF_F_LSYMS 0000010 91 #define COFF_F_LSYMS 0000010
96 #define COFF_F_MINMAL 0000020 92 #define COFF_F_MINMAL 0000020
97 #define COFF_F_UPDATE 0000040 93 #define COFF_F_UPDATE 0000040
98 #define COFF_F_SWABD 0000100 94 #define COFF_F_SWABD 0000100
99 #define COFF_F_AR16WR 0000200 95 #define COFF_F_AR16WR 0000200
100 #define COFF_F_AR32WR 0000400 96 #define COFF_F_AR32WR 0000400
101 #define COFF_F_AR32W 0001000 97 #define COFF_F_AR32W 0001000
102 #define COFF_F_PATCH 0002000 98 #define COFF_F_PATCH 0002000
103 #define COFF_F_NODF 0002000 99 #define COFF_F_NODF 0002000
104 100
105 #define COFF_I386MAGIC 0x14c /* Lin 101 #define COFF_I386MAGIC 0x14c /* Linux's system */
106 102
107 #if 0 /* Perhaps, someday, these formats may 103 #if 0 /* Perhaps, someday, these formats may be used. */
108 #define COFF_I386PTXMAGIC 0x154 104 #define COFF_I386PTXMAGIC 0x154
109 #define COFF_I386AIXMAGIC 0x175 /* IBM 105 #define COFF_I386AIXMAGIC 0x175 /* IBM's AIX system */
110 #define COFF_I386BADMAG(x) ((COFF_SHORT((x).f_ 106 #define COFF_I386BADMAG(x) ((COFF_SHORT((x).f_magic) != COFF_I386MAGIC) \
111 && COFF_SHORT((x).f_ 107 && COFF_SHORT((x).f_magic) != COFF_I386PTXMAGIC \
112 && COFF_SHORT((x).f_ 108 && COFF_SHORT((x).f_magic) != COFF_I386AIXMAGIC)
113 #else 109 #else
114 #define COFF_I386BADMAG(x) (COFF_SHORT((x).f_m 110 #define COFF_I386BADMAG(x) (COFF_SHORT((x).f_magic) != COFF_I386MAGIC)
115 #endif 111 #endif
116 112
117 #define COFF_FILHDR struct COFF_filehdr 113 #define COFF_FILHDR struct COFF_filehdr
118 #define COFF_FILHSZ sizeof(COFF_FILHDR) 114 #define COFF_FILHSZ sizeof(COFF_FILHDR)
119 115
120 /********************** AOUT "OPTIONAL HEADER" 116 /********************** AOUT "OPTIONAL HEADER" **********************/
121 117
122 /* Linux COFF must have this "optional" header 118 /* Linux COFF must have this "optional" header. Standard COFF has no entry
123 location for the "entry" point. They normal 119 location for the "entry" point. They normally would start with the first
124 location of the .text section. This is not 120 location of the .text section. This is not a good idea for linux. So,
125 the use of this "optional" header is not op 121 the use of this "optional" header is not optional. It is required.
126 122
127 Do not be tempted to assume that the size o 123 Do not be tempted to assume that the size of the optional header is
128 a constant and simply index the next byte b 124 a constant and simply index the next byte by the size of this structure.
129 Use the 'f_opthdr' field in the main coff h 125 Use the 'f_opthdr' field in the main coff header for the size of the
130 structure actually written to the file!! 126 structure actually written to the file!!
131 */ 127 */
132 128
133 typedef struct 129 typedef struct
134 { 130 {
135 char magic[2]; /* type of fil 131 char magic[2]; /* type of file */
136 char vstamp[2]; /* version sta 132 char vstamp[2]; /* version stamp */
137 char tsize[4]; /* text size i 133 char tsize[4]; /* text size in bytes, padded to FW bdry */
138 char dsize[4]; /* initialized 134 char dsize[4]; /* initialized data " " */
139 char bsize[4]; /* uninitializ 135 char bsize[4]; /* uninitialized data " " */
140 char entry[4]; /* entry pt. 136 char entry[4]; /* entry pt. */
141 char text_start[4]; /* base of tex 137 char text_start[4]; /* base of text used for this file */
142 char data_start[4]; /* base of dat 138 char data_start[4]; /* base of data used for this file */
143 } 139 }
144 COFF_AOUTHDR; 140 COFF_AOUTHDR;
145 141
146 #define COFF_AOUTSZ (sizeof(COFF_AOUTHDR)) 142 #define COFF_AOUTSZ (sizeof(COFF_AOUTHDR))
147 143
148 #define COFF_STMAGIC 0401 144 #define COFF_STMAGIC 0401
149 #define COFF_OMAGIC 0404 145 #define COFF_OMAGIC 0404
150 #define COFF_JMAGIC 0407 /* dirty text 146 #define COFF_JMAGIC 0407 /* dirty text and data image, can't share */
151 #define COFF_DMAGIC 0410 /* dirty text 147 #define COFF_DMAGIC 0410 /* dirty text segment, data aligned */
152 #define COFF_ZMAGIC 0413 /* The proper 148 #define COFF_ZMAGIC 0413 /* The proper magic number for executables */
153 #define COFF_SHMAGIC 0443 /* shared libr 149 #define COFF_SHMAGIC 0443 /* shared library header */
154 150
155 /********************** SECTION HEADER ******* 151 /********************** SECTION HEADER **********************/
156 152
157 struct COFF_scnhdr { 153 struct COFF_scnhdr {
158 char s_name[8]; /* section nam 154 char s_name[8]; /* section name */
159 char s_paddr[4]; /* physical ad 155 char s_paddr[4]; /* physical address, aliased s_nlib */
160 char s_vaddr[4]; /* virtual add 156 char s_vaddr[4]; /* virtual address */
161 char s_size[4]; /* section siz 157 char s_size[4]; /* section size */
162 char s_scnptr[4]; /* file ptr to 158 char s_scnptr[4]; /* file ptr to raw data for section */
163 char s_relptr[4]; /* file ptr to 159 char s_relptr[4]; /* file ptr to relocation */
164 char s_lnnoptr[4]; /* file ptr to 160 char s_lnnoptr[4]; /* file ptr to line numbers */
165 char s_nreloc[2]; /* number of r 161 char s_nreloc[2]; /* number of relocation entries */
166 char s_nlnno[2]; /* number of l 162 char s_nlnno[2]; /* number of line number entries */
167 char s_flags[4]; /* flags 163 char s_flags[4]; /* flags */
168 }; 164 };
169 165
170 #define COFF_SCNHDR struct COFF_scnhdr 166 #define COFF_SCNHDR struct COFF_scnhdr
171 #define COFF_SCNHSZ sizeof(COFF_SCNHDR) 167 #define COFF_SCNHSZ sizeof(COFF_SCNHDR)
172 168
173 /* 169 /*
174 * names of "special" sections 170 * names of "special" sections
175 */ 171 */
176 172
177 #define COFF_TEXT ".text" 173 #define COFF_TEXT ".text"
178 #define COFF_DATA ".data" 174 #define COFF_DATA ".data"
179 #define COFF_BSS ".bss" 175 #define COFF_BSS ".bss"
180 #define COFF_COMMENT ".comment" 176 #define COFF_COMMENT ".comment"
181 #define COFF_LIB ".lib" 177 #define COFF_LIB ".lib"
182 178
183 #define COFF_SECT_TEXT 0 /* Section for 179 #define COFF_SECT_TEXT 0 /* Section for instruction code */
184 #define COFF_SECT_DATA 1 /* Section for 180 #define COFF_SECT_DATA 1 /* Section for initialized globals */
185 #define COFF_SECT_BSS 2 /* Section for 181 #define COFF_SECT_BSS 2 /* Section for un-initialized globals */
186 #define COFF_SECT_REQD 3 /* Minimum numb 182 #define COFF_SECT_REQD 3 /* Minimum number of sections for good file */
187 183
188 #define COFF_STYP_REG 0x00 /* regular segm 184 #define COFF_STYP_REG 0x00 /* regular segment */
189 #define COFF_STYP_DSECT 0x01 /* dummy segmen 185 #define COFF_STYP_DSECT 0x01 /* dummy segment */
190 #define COFF_STYP_NOLOAD 0x02 /* no-load segm 186 #define COFF_STYP_NOLOAD 0x02 /* no-load segment */
191 #define COFF_STYP_GROUP 0x04 /* group segmen 187 #define COFF_STYP_GROUP 0x04 /* group segment */
192 #define COFF_STYP_PAD 0x08 /* .pad segment 188 #define COFF_STYP_PAD 0x08 /* .pad segment */
193 #define COFF_STYP_COPY 0x10 /* copy section 189 #define COFF_STYP_COPY 0x10 /* copy section */
194 #define COFF_STYP_TEXT 0x20 /* .text segmen 190 #define COFF_STYP_TEXT 0x20 /* .text segment */
195 #define COFF_STYP_DATA 0x40 /* .data segmen 191 #define COFF_STYP_DATA 0x40 /* .data segment */
196 #define COFF_STYP_BSS 0x80 /* .bss segment 192 #define COFF_STYP_BSS 0x80 /* .bss segment */
197 #define COFF_STYP_INFO 0x200 /* .comment sec 193 #define COFF_STYP_INFO 0x200 /* .comment section */
198 #define COFF_STYP_OVER 0x400 /* overlay sect 194 #define COFF_STYP_OVER 0x400 /* overlay section */
199 #define COFF_STYP_LIB 0x800 /* library sect 195 #define COFF_STYP_LIB 0x800 /* library section */
200 196
201 /* 197 /*
202 * Shared libraries have the following section 198 * Shared libraries have the following section header in the data field for
203 * each library. 199 * each library.
204 */ 200 */
205 201
206 struct COFF_slib { 202 struct COFF_slib {
207 char sl_entsz[4]; /* Size of thi 203 char sl_entsz[4]; /* Size of this entry */
208 char sl_pathndx[4]; /* size of the 204 char sl_pathndx[4]; /* size of the header field */
209 }; 205 };
210 206
211 #define COFF_SLIBHD struct COFF_slib 207 #define COFF_SLIBHD struct COFF_slib
212 #define COFF_SLIBSZ sizeof(COFF_SLIBHD) 208 #define COFF_SLIBSZ sizeof(COFF_SLIBHD)
213 209
214 /********************** LINE NUMBERS ********* 210 /********************** LINE NUMBERS **********************/
215 211
216 /* 1 line number entry for every "breakpointab 212 /* 1 line number entry for every "breakpointable" source line in a section.
217 * Line numbers are grouped on a per function 213 * Line numbers are grouped on a per function basis; first entry in a function
218 * grouping will have l_lnno = 0 and in place 214 * grouping will have l_lnno = 0 and in place of physical address will be the
219 * symbol table index of the function name. 215 * symbol table index of the function name.
220 */ 216 */
221 217
222 struct COFF_lineno { 218 struct COFF_lineno {
223 union { 219 union {
224 char l_symndx[4]; /* function name symbo 220 char l_symndx[4]; /* function name symbol index, iff l_lnno == 0*/
225 char l_paddr[4]; /* (physical) address 221 char l_paddr[4]; /* (physical) address of line number */
226 } l_addr; 222 } l_addr;
227 char l_lnno[2]; /* line number 223 char l_lnno[2]; /* line number */
228 }; 224 };
229 225
230 #define COFF_LINENO struct COFF_lineno 226 #define COFF_LINENO struct COFF_lineno
231 #define COFF_LINESZ 6 227 #define COFF_LINESZ 6
232 228
233 /********************** SYMBOLS ************** 229 /********************** SYMBOLS **********************/
234 230
235 #define COFF_E_SYMNMLEN 8 /* # character 231 #define COFF_E_SYMNMLEN 8 /* # characters in a short symbol name */
236 #define COFF_E_FILNMLEN 14 /* # character 232 #define COFF_E_FILNMLEN 14 /* # characters in a file name */
237 #define COFF_E_DIMNUM 4 /* # array dim 233 #define COFF_E_DIMNUM 4 /* # array dimensions in auxiliary entry */
238 234
239 /* 235 /*
240 * All symbols and sections have the followin 236 * All symbols and sections have the following definition
241 */ 237 */
242 238
243 struct COFF_syment 239 struct COFF_syment
244 { 240 {
245 union { 241 union {
246 char e_name[E_SYMNMLEN]; /* Symbol name 242 char e_name[E_SYMNMLEN]; /* Symbol name (first 8 characters) */
247 struct { 243 struct {
248 char e_zeroes[4]; /* Leading zer 244 char e_zeroes[4]; /* Leading zeros */
249 char e_offset[4]; /* Offset if t 245 char e_offset[4]; /* Offset if this is a header section */
250 } e; 246 } e;
251 } e; 247 } e;
252 248
253 char e_value[4]; /* Value (addr 249 char e_value[4]; /* Value (address) of the segment */
254 char e_scnum[2]; /* Section num 250 char e_scnum[2]; /* Section number */
255 char e_type[2]; /* Type of sec 251 char e_type[2]; /* Type of section */
256 char e_sclass[1]; /* Loader clas 252 char e_sclass[1]; /* Loader class */
257 char e_numaux[1]; /* Number of a 253 char e_numaux[1]; /* Number of auxiliary entries which follow */
258 }; 254 };
259 255
260 #define COFF_N_BTMASK (0xf) /* Mask for im 256 #define COFF_N_BTMASK (0xf) /* Mask for important class bits */
261 #define COFF_N_TMASK (0x30) /* Mask for im 257 #define COFF_N_TMASK (0x30) /* Mask for important type bits */
262 #define COFF_N_BTSHFT (4) /* # bits to s 258 #define COFF_N_BTSHFT (4) /* # bits to shift class field */
263 #define COFF_N_TSHIFT (2) /* # bits to s 259 #define COFF_N_TSHIFT (2) /* # bits to shift type field */
264 260
265 /* 261 /*
266 * Auxiliary entries because the main table i 262 * Auxiliary entries because the main table is too limiting.
267 */ 263 */
268 264
269 union COFF_auxent { 265 union COFF_auxent {
270 266
271 /* 267 /*
272 * Debugger information 268 * Debugger information
273 */ 269 */
274 270
275 struct { 271 struct {
276 char x_tagndx[4]; /* str, un, or 272 char x_tagndx[4]; /* str, un, or enum tag indx */
277 union { 273 union {
278 struct { 274 struct {
279 char x_lnno[2]; /* declaration 275 char x_lnno[2]; /* declaration line number */
280 char x_size[2]; /* str/union/a 276 char x_size[2]; /* str/union/array size */
281 } x_lnsz; 277 } x_lnsz;
282 char x_fsize[4]; /* size of fun 278 char x_fsize[4]; /* size of function */
283 } x_misc; 279 } x_misc;
284 280
285 union { 281 union {
286 struct { /* if ISFCN, t 282 struct { /* if ISFCN, tag, or .bb */
287 char x_lnnoptr[4]; /* ptr to fcn 283 char x_lnnoptr[4]; /* ptr to fcn line # */
288 char x_endndx[4]; /* entry ndx p 284 char x_endndx[4]; /* entry ndx past block end */
289 } x_fcn; 285 } x_fcn;
290 286
291 struct { /* if ISARY, u 287 struct { /* if ISARY, up to 4 dimen. */
292 char x_dimen[E_DIMNUM][2]; 288 char x_dimen[E_DIMNUM][2];
293 } x_ary; 289 } x_ary;
294 } x_fcnary; 290 } x_fcnary;
295 291
296 char x_tvndx[2]; /* tv index */ 292 char x_tvndx[2]; /* tv index */
297 } x_sym; 293 } x_sym;
298 294
299 /* 295 /*
300 * Source file names (debugger information) 296 * Source file names (debugger information)
301 */ 297 */
302 298
303 union { 299 union {
304 char x_fname[E_FILNMLEN]; 300 char x_fname[E_FILNMLEN];
305 struct { 301 struct {
306 char x_zeroes[4]; 302 char x_zeroes[4];
307 char x_offset[4]; 303 char x_offset[4];
308 } x_n; 304 } x_n;
309 } x_file; 305 } x_file;
310 306
311 /* 307 /*
312 * Section information 308 * Section information
313 */ 309 */
314 310
315 struct { 311 struct {
316 char x_scnlen[4]; /* section length */ 312 char x_scnlen[4]; /* section length */
317 char x_nreloc[2]; /* # relocation entrie 313 char x_nreloc[2]; /* # relocation entries */
318 char x_nlinno[2]; /* # line numbers */ 314 char x_nlinno[2]; /* # line numbers */
319 } x_scn; 315 } x_scn;
320 316
321 /* 317 /*
322 * Transfer vector (branch table) 318 * Transfer vector (branch table)
323 */ 319 */
324 320
325 struct { 321 struct {
326 char x_tvfill[4]; /* tv fill value */ 322 char x_tvfill[4]; /* tv fill value */
327 char x_tvlen[2]; /* length of .tv */ 323 char x_tvlen[2]; /* length of .tv */
328 char x_tvran[2][2]; /* tv range */ 324 char x_tvran[2][2]; /* tv range */
329 } x_tv; /* info about .tv sect 325 } x_tv; /* info about .tv section (in auxent of symbol .tv)) */
330 }; 326 };
331 327
332 #define COFF_SYMENT struct COFF_syment 328 #define COFF_SYMENT struct COFF_syment
333 #define COFF_SYMESZ 18 329 #define COFF_SYMESZ 18
334 #define COFF_AUXENT union COFF_auxent 330 #define COFF_AUXENT union COFF_auxent
335 #define COFF_AUXESZ 18 331 #define COFF_AUXESZ 18
336 332
337 #define COFF_ETEXT "etext" 333 #define COFF_ETEXT "etext"
338 334
339 /********************** RELOCATION DIRECTIVES 335 /********************** RELOCATION DIRECTIVES **********************/
340 336
341 struct COFF_reloc { 337 struct COFF_reloc {
342 char r_vaddr[4]; /* Virtual address o 338 char r_vaddr[4]; /* Virtual address of item */
343 char r_symndx[4]; /* Symbol index in t 339 char r_symndx[4]; /* Symbol index in the symtab */
344 char r_type[2]; /* Relocation type 340 char r_type[2]; /* Relocation type */
345 }; 341 };
346 342
347 #define COFF_RELOC struct COFF_reloc 343 #define COFF_RELOC struct COFF_reloc
348 #define COFF_RELSZ 10 344 #define COFF_RELSZ 10
349 345
350 #define COFF_DEF_DATA_SECTION_ALIGNMENT 4 346 #define COFF_DEF_DATA_SECTION_ALIGNMENT 4
351 #define COFF_DEF_BSS_SECTION_ALIGNMENT 4 347 #define COFF_DEF_BSS_SECTION_ALIGNMENT 4
352 #define COFF_DEF_TEXT_SECTION_ALIGNMENT 4 348 #define COFF_DEF_TEXT_SECTION_ALIGNMENT 4
353 349
354 /* For new sections we haven't heard of before 350 /* For new sections we haven't heard of before */
355 #define COFF_DEF_SECTION_ALIGNMENT 4 351 #define COFF_DEF_SECTION_ALIGNMENT 4
356 <<
357 #endif /* _UAPI_LINUX_COFF_H */ <<
358 352
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