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root/cebix/SheepShaver/src/kpx_cpu/include/a.out-defs.h
Revision: 1.3
Committed: 2005-03-17T23:44:48Z (19 years, 7 months ago) by gbeauche
Content type: text/plain
Branch: MAIN
CVS Tags: HEAD
Changes since 1.2: +12 -0 lines
Log Message:
fix when cross-compiling or using cygwin

File Contents

# User Rev Content
1 gbeauche 1.1 /* a.out.h
2    
3     Copyright 1997, 1998, 1999, 2001 Red Hat, Inc.
4    
5     This file is part of Cygwin.
6    
7     This software is a copyrighted work licensed under the terms of the
8     Cygwin license. Please consult the file "CYGWIN_LICENSE" for
9     details. */
10    
11     #ifndef _A_OUT_H_
12     #define _A_OUT_H_
13    
14     #ifdef __cplusplus
15     extern "C" {
16     #endif
17     #define COFF_IMAGE_WITH_PE
18     #define COFF_LONG_SECTION_NAMES
19    
20     /*** coff information for Intel 386/486. */
21    
22    
23     /********************** FILE HEADER **********************/
24    
25     struct external_filehdr {
26     int16_t f_magic; /* magic number */
27     int16_t f_nscns; /* number of sections */
28     uint32_t f_timdat; /* time & date stamp */
29     uint32_t f_symptr; /* file pointer to symtab */
30     uint32_t f_nsyms; /* number of symtab entries */
31     int16_t f_opthdr; /* sizeof(optional hdr) */
32     int16_t f_flags; /* flags */
33     };
34    
35     /* Bits for f_flags:
36     * F_RELFLG relocation info stripped from file
37     * F_EXEC file is executable (no unresolved external references)
38     * F_LNNO line numbers stripped from file
39     * F_LSYMS local symbols stripped from file
40     * F_AR32WR file has byte ordering of an AR32WR machine (e.g. vax)
41     */
42    
43     #define F_RELFLG (0x0001)
44     #define F_EXEC (0x0002)
45     #define F_LNNO (0x0004)
46     #define F_LSYMS (0x0008)
47    
48    
49    
50     #define I386MAGIC 0x14c
51     #define I386PTXMAGIC 0x154
52     #define I386AIXMAGIC 0x175
53    
54     /* This is Lynx's all-platform magic number for executables. */
55    
56     #define LYNXCOFFMAGIC 0415
57    
58     #define I386BADMAG(x) (((x).f_magic != I386MAGIC) \
59     && (x).f_magic != I386AIXMAGIC \
60     && (x).f_magic != I386PTXMAGIC \
61     && (x).f_magic != LYNXCOFFMAGIC)
62    
63     #define FILHDR struct external_filehdr
64     #define FILHSZ 20
65    
66    
67     /********************** AOUT "OPTIONAL HEADER"=
68     **********************/
69    
70    
71     typedef struct
72     {
73     uint16_t magic; /* type of file */
74     uint16_t vstamp; /* version stamp */
75     uint32_t tsize; /* text size in bytes, padded to FW bdry*/
76     uint32_t dsize; /* initialized data " " */
77     uint32_t bsize; /* uninitialized data " " */
78     uint32_t entry; /* entry pt. */
79     uint32_t text_start; /* base of text used for this file */
80     uint32_t data_start; /* base of data used for this file=
81     */
82     }
83     AOUTHDR;
84    
85     #define AOUTSZ 28
86     #define AOUTHDRSZ 28
87    
88     #define OMAGIC 0404 /* object files, eg as output */
89     #define ZMAGIC 0413 /* demand load format, eg normal ld output */
90     #define STMAGIC 0401 /* target shlib */
91     #define SHMAGIC 0443 /* host shlib */
92    
93    
94     /* define some NT default values */
95     /* #define NT_IMAGE_BASE 0x400000 moved to internal.h */
96     #define NT_SECTION_ALIGNMENT 0x1000
97     #define NT_FILE_ALIGNMENT 0x200
98     #define NT_DEF_RESERVE 0x100000
99     #define NT_DEF_COMMIT 0x1000
100    
101     /********************** SECTION HEADER **********************/
102    
103    
104     struct external_scnhdr {
105     char s_name[8]; /* section name */
106     uint32_t s_paddr; /* physical address, offset
107     of last addr in scn */
108     uint32_t s_vaddr; /* virtual address */
109     uint32_t s_size; /* section size */
110     uint32_t s_scnptr; /* file ptr to raw data for section */
111     uint32_t s_relptr; /* file ptr to relocation */
112     uint32_t s_lnnoptr; /* file ptr to line numbers */
113     uint16_t s_nreloc; /* number of relocation entries */
114     uint16_t s_nlnno; /* number of line number entries*/
115     uint32_t s_flags; /* flags */
116     };
117    
118     #define SCNHDR struct external_scnhdr
119     #define SCNHSZ 40
120    
121     /*
122     * names of "special" sections
123     */
124     #define _TEXT ".text"
125     #define _DATA ".data"
126     #define _BSS ".bss"
127     #define _COMMENT ".comment"
128     #define _LIB ".lib"
129    
130     /********************** LINE NUMBERS **********************/
131    
132     /* 1 line number entry for every "breakpointable" source line in a section.
133     * Line numbers are grouped on a per function basis; first entry in a function
134     * grouping will have l_lnno = 0 and in place of physical address will be the
135     * symbol table index of the function name.
136     */
137     struct external_lineno {
138     union {
139     uint32_t l_symndx; /* function name symbol index, iff l_lnno 0 */
140     uint32_t l_paddr; /* (physical) address of line number */
141     } l_addr;
142     uint16_t l_lnno; /* line number */
143     };
144    
145     #define LINENO struct external_lineno
146     #define LINESZ 6
147    
148     /********************** SYMBOLS **********************/
149    
150     #define E_SYMNMLEN 8 /* # characters in a symbol name */
151     #define E_FILNMLEN 14 /* # characters in a file name */
152     #define E_DIMNUM 4 /* # array dimensions in auxiliary entry */
153    
154     struct external_syment
155     {
156     union {
157     char e_name[E_SYMNMLEN];
158     struct {
159     uint32_t e_zeroes;
160     uint32_t e_offset;
161     } e;
162     } e;
163     uint32_t e_value;
164     uint16_t e_scnum;
165     uint16_t e_type;
166     char e_sclass[1];
167     char e_numaux[1];
168 gbeauche 1.2 } __attribute__((packed));
169 gbeauche 1.1
170 gbeauche 1.3 #ifndef _WIN32
171 gbeauche 1.1 #define N_BTMASK (0xf)
172     #define N_TMASK (0x30)
173     #define N_BTSHFT (4)
174     #define N_TSHIFT (2)
175 gbeauche 1.3 #endif
176 gbeauche 1.1
177     union external_auxent {
178     struct {
179     uint32_t x_tagndx; /* str, un, or enum tag indx */
180     union {
181     struct {
182     uint16_t x_lnno; /* declaration line number */
183     uint16_t x_size; /* str/union/array size */
184     } x_lnsz;
185     uint32_t x_fsize; /* size of function */
186     } x_misc;
187     union {
188     struct { /* if ISFCN, tag, or .bb */
189     uint32_t x_lnnoptr; /* ptr to fcn line # */
190     uint32_t x_endndx; /* entry ndx past block end */
191     } x_fcn;
192     struct { /* if ISARY, up to 4 dimen. */
193     char x_dimen[E_DIMNUM][2];
194     } x_ary;
195     } x_fcnary;
196     uint16_t x_tvndx; /* tv index */
197     } x_sym;
198    
199     union {
200     char x_fname[E_FILNMLEN];
201     struct {
202     uint32_t x_zeroes;
203     uint32_t x_offset;
204     } x_n;
205     } x_file;
206    
207     struct {
208     uint32_t x_scnlen; /* section length */
209     uint16_t x_nreloc; /* # relocation entries */
210     uint16_t x_nlinno; /* # line numbers */
211     uint32_t x_checksum; /* section COMDAT checksum */
212     uint16_t x_associated;/* COMDAT associated section index */
213     char x_comdat[1]; /* COMDAT selection number */
214     } x_scn;
215    
216     struct {
217     uint32_t x_tvfill; /* tv fill value */
218     uint16_t x_tvlen; /* length of .tv */
219     char x_tvran[2][2]; /* tv range */
220     } x_tv; /* info about .tv section (in auxent of symbol .tv)) */
221    
222     };
223    
224     #define SYMENT struct external_syment
225     #define SYMESZ 18
226     #define AUXENT union external_auxent
227     #define AUXESZ 18
228    
229     #define _ETEXT "etext"
230    
231     /********************** RELOCATION DIRECTIVES **********************/
232    
233     struct external_reloc {
234     char r_vaddr[4];
235     char r_symndx[4];
236     char r_type[2];
237     };
238    
239     #define RELOC struct external_reloc
240     #define RELSZ 10
241    
242     /* end of coff/i386.h */
243    
244     /* PE COFF header information */
245    
246     #ifndef _PE_H
247     #define _PE_H
248    
249     /* NT specific file attributes */
250 gbeauche 1.3 #ifndef _WIN32
251 gbeauche 1.1 #define IMAGE_FILE_RELOCS_STRIPPED 0x0001
252     #define IMAGE_FILE_EXECUTABLE_IMAGE 0x0002
253     #define IMAGE_FILE_LINE_NUMS_STRIPPED 0x0004
254     #define IMAGE_FILE_LOCAL_SYMS_STRIPPED 0x0008
255     #define IMAGE_FILE_BYTES_REVERSED_LO 0x0080
256     #define IMAGE_FILE_32BIT_MACHINE 0x0100
257     #define IMAGE_FILE_DEBUG_STRIPPED 0x0200
258     #define IMAGE_FILE_SYSTEM 0x1000
259     #define IMAGE_FILE_DLL 0x2000
260     #define IMAGE_FILE_BYTES_REVERSED_HI 0x8000
261 gbeauche 1.3 #endif
262 gbeauche 1.1
263     /* additional flags to be set for section headers to allow the NT loader to
264     read and write to the section data (to replace the addresses of data in
265     dlls for one thing); also to execute the section in .text's case=
266     */
267 gbeauche 1.3 #ifndef _WIN32
268 gbeauche 1.1 #define IMAGE_SCN_MEM_DISCARDABLE 0x02000000
269     #define IMAGE_SCN_MEM_EXECUTE 0x20000000
270     #define IMAGE_SCN_MEM_READ 0x40000000
271     #define IMAGE_SCN_MEM_WRITE 0x80000000
272 gbeauche 1.3 #endif
273 gbeauche 1.1
274     /*
275     * Section characteristics added for ppc-nt
276     */
277    
278 gbeauche 1.3 #ifndef _WIN32
279 gbeauche 1.1 #define IMAGE_SCN_TYPE_NO_PAD 0x00000008 /* Reserved. */
280    
281     #define IMAGE_SCN_CNT_CODE 0x00000020 /* Section contains code. */
282     #define IMAGE_SCN_CNT_INITIALIZED_DATA 0x00000040 /* Section contains initialized data. */
283     #define IMAGE_SCN_CNT_UNINITIALIZED_DATA 0x00000080 /* Section contains uninitialized data. */
284    
285     #define IMAGE_SCN_LNK_OTHER 0x00000100 /* Reserved. */
286     #define IMAGE_SCN_LNK_INFO 0x00000200 /* Section contains comments or some other type of information. */
287     #define IMAGE_SCN_LNK_REMOVE 0x00000800 /* Section contents will not become part of image. */
288     #define IMAGE_SCN_LNK_COMDAT 0x00001000 /* Section contents comdat. */
289    
290     #define IMAGE_SCN_MEM_FARDATA 0x00008000
291    
292     #define IMAGE_SCN_MEM_PURGEABLE 0x00020000
293     #define IMAGE_SCN_MEM_16BIT 0x00020000
294     #define IMAGE_SCN_MEM_LOCKED 0x00040000
295     #define IMAGE_SCN_MEM_PRELOAD 0x00080000
296    
297     #define IMAGE_SCN_ALIGN_1BYTES 0x00100000
298     #define IMAGE_SCN_ALIGN_2BYTES 0x00200000
299     #define IMAGE_SCN_ALIGN_4BYTES 0x00300000
300     #define IMAGE_SCN_ALIGN_8BYTES 0x00400000
301     #define IMAGE_SCN_ALIGN_16BYTES 0x00500000 /* Default alignment if no others are specified. */
302     #define IMAGE_SCN_ALIGN_32BYTES 0x00600000
303     #define IMAGE_SCN_ALIGN_64BYTES 0x00700000
304    
305    
306     #define IMAGE_SCN_LNK_NRELOC_OVFL 0x01000000 /* Section contains extended relocations. */
307     #define IMAGE_SCN_MEM_NOT_CACHED 0x04000000 /* Section is not cachable. */
308     #define IMAGE_SCN_MEM_NOT_PAGED 0x08000000 /* Section is not pageable. */
309     #define IMAGE_SCN_MEM_SHARED 0x10000000 /* Section is shareable. */
310 gbeauche 1.3 #endif
311 gbeauche 1.1
312     /* COMDAT selection codes. */
313    
314 gbeauche 1.3 #ifndef _WIN32
315 gbeauche 1.1 #define IMAGE_COMDAT_SELECT_NODUPLICATES (1) /* Warn if duplicates. */
316     #define IMAGE_COMDAT_SELECT_ANY (2) /* No warning. */
317     #define IMAGE_COMDAT_SELECT_SAME_SIZE (3) /* Warn if different size. */
318     #define IMAGE_COMDAT_SELECT_EXACT_MATCH (4) /* Warn if different. */
319     #define IMAGE_COMDAT_SELECT_ASSOCIATIVE (5) /* Base on other section. */
320 gbeauche 1.3 #endif
321 gbeauche 1.1
322     /* Magic values that are true for all dos/nt implementations */
323     #define DOSMAGIC 0x5a4d
324     #define NT_SIGNATURE 0x00004550
325    
326     /* NT allows long filenames, we want to accommodate this. This may break
327     some of the bfd functions */
328     #undef FILNMLEN
329     #define FILNMLEN 18 /* # characters in a file name */
330    
331    
332     #ifdef COFF_IMAGE_WITH_PE
333     /* The filehdr is only weired in images */
334    
335     #undef FILHDR
336     struct external_PE_filehdr
337     {
338     /* DOS header fields */
339     uint16_t e_magic; /* Magic number, 0x5a4d */
340     uint16_t e_cblp; /* Bytes on last page of file, 0x90 */
341     uint16_t e_cp; /* Pages in file, 0x3 */
342     uint16_t e_crlc; /* Relocations, 0x0 */
343     uint16_t e_cparhdr; /* Size of header in paragraphs, 0x4 */
344     uint16_t e_minalloc; /* Minimum extra paragraphs needed, 0x0 */
345     uint16_t e_maxalloc; /* Maximum extra paragraphs needed, 0xFFFF */
346     uint16_t e_ss; /* Initial (relative) SS value, 0x0 */
347     uint16_t e_sp; /* Initial SP value, 0xb8 */
348     uint16_t e_csum; /* Checksum, 0x0 */
349     uint16_t e_ip; /* Initial IP value, 0x0 */
350     uint16_t e_cs; /* Initial (relative) CS value, 0x0 */
351     uint16_t e_lfarlc; /* File address of relocation table, 0x40 */
352     uint16_t e_ovno; /* Overlay number, 0x0 */
353     char e_res[4][2]; /* Reserved words, all 0x0 */
354     uint16_t e_oemid; /* OEM identifier (for e_oeminfo), 0x0 */
355     uint16_t e_oeminfo; /* OEM information; e_oemid specific, 0x0 */
356     char e_res2[10][2]; /* Reserved words, all 0x0 */
357     uint32_t e_lfanew; /* File address of new exe header, 0x80 */
358     char dos_message[16][4]; /* other stuff, always follow DOS header */
359     unsigned int nt_signature; /* required NT signature, 0x4550 */
360    
361     /* From standard header */
362    
363     uint16_t f_magic; /* magic number */
364     uint16_t f_nscns; /* number of sections */
365     uint32_t f_timdat; /* time & date stamp */
366     uint32_t f_symptr; /* file pointer to symtab */
367     uint32_t f_nsyms; /* number of symtab entries */
368     uint16_t f_opthdr; /* sizeof(optional hdr) */
369     uint16_t f_flags; /* flags */
370     };
371    
372    
373     #define FILHDR struct external_PE_filehdr
374     #undef FILHSZ
375     #define FILHSZ 152
376    
377     #endif
378    
379     typedef struct
380     {
381     uint16_t magic; /* type of file */
382     uint16_t vstamp; /* version stamp */
383     uint32_t tsize; /* text size in bytes, padded to FW bdry*/
384     uint32_t dsize; /* initialized data " " */
385     uint32_t bsize; /* uninitialized data " " */
386     uint32_t entry; /* entry pt. */
387     uint32_t text_start; /* base of text used for this file */
388     uint32_t data_start; /* base of all data used for this file */
389    
390     /* NT extra fields; see internal.h for descriptions */
391     uint32_t ImageBase;
392     uint32_t SectionAlignment;
393     uint32_t FileAlignment;
394     uint16_t MajorOperatingSystemVersion;
395     uint16_t MinorOperatingSystemVersion;
396     uint16_t MajorImageVersion;
397     uint16_t MinorImageVersion;
398     uint16_t MajorSubsystemVersion;
399     uint16_t MinorSubsystemVersion;
400     char Reserved1[4];
401     uint32_t SizeOfImage;
402     uint32_t SizeOfHeaders;
403     uint32_t CheckSum;
404     uint16_t Subsystem;
405     uint16_t DllCharacteristics;
406     uint32_t SizeOfStackReserve;
407     uint32_t SizeOfStackCommit;
408     uint32_t SizeOfHeapReserve;
409     uint32_t SizeOfHeapCommit;
410     uint32_t LoaderFlags;
411     uint32_t NumberOfRvaAndSizes;
412     /* IMAGE_DATA_DIRECTORY DataDirectory[IMAGE_NUMBEROF_DIRECTORY_ENTRIES]; */
413     char DataDirectory[16][2][4]; /* 16 entries, 2 elements/entry, 4 chars */
414    
415     } PEAOUTHDR;
416    
417    
418     #undef AOUTSZ
419     #define AOUTSZ (AOUTHDRSZ + 196)
420    
421     #undef E_FILNMLEN
422     #define E_FILNMLEN 18 /* # characters in a file name */
423     #endif
424    
425     /* end of coff/pe.h */
426    
427     #define DT_NON (0) /* no derived type */
428     #define DT_PTR (1) /* pointer */
429     #define DT_FCN (2) /* function */
430     #define DT_ARY (3) /* array */
431    
432 gbeauche 1.3 #ifndef _WIN32
433 gbeauche 1.1 #define ISPTR(x) (((x) & N_TMASK) == (DT_PTR << N_BTSHFT))
434     #define ISFCN(x) (((x) & N_TMASK) == (DT_FCN << N_BTSHFT))
435     #define ISARY(x) (((x) & N_TMASK) == (DT_ARY << N_BTSHFT))
436 gbeauche 1.3 #endif
437 gbeauche 1.1
438     #ifdef __cplusplus
439     }
440     #endif
441    
442     #endif /* _A_OUT_H_ */
443