4 * Taken from NetBSD sys/exec_ecoff.h
7 /* $NetBSD: exec_ecoff.h,v 1.13 2003/01/18 09:53:18 thorpej Exp $ */
10 * Copyright (c) 1994 Adam Glass
11 * All rights reserved.
13 * Redistribution and use in source and binary forms, with or without
14 * modification, are permitted provided that the following conditions
16 * 1. Redistributions of source code must retain the above copyright
17 * notice, this list of conditions and the following disclaimer.
18 * 2. Redistributions in binary form must reproduce the above copyright
19 * notice, this list of conditions and the following disclaimer in the
20 * documentation and/or other materials provided with the distribution.
21 * 3. All advertising materials mentioning features or use of this software
22 * must display the following acknowledgement:
23 * This product includes software developed by Adam Glass.
24 * 4. The name of the author may not be used to endorse or promote products
25 * derived from this software without specific prior written permission
27 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
28 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
29 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
30 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
31 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
32 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
33 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
34 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
35 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
36 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
39 #ifndef _SYS_EXEC_ECOFF_H_
40 #define _SYS_EXEC_ECOFF_H_
42 #include "ecoff_machdep.h"
44 struct ecoff_filehdr
{
45 coff_ushort f_magic
; /* magic number */
46 coff_ushort f_nscns
; /* # of sections */
47 coff_uint f_timdat
; /* time and date stamp */
48 coff_ulong f_symptr
; /* file offset of symbol table */
49 coff_uint f_nsyms
; /* # of symbol table entries */
50 coff_ushort f_opthdr
; /* sizeof the optional header */
51 coff_ushort f_flags
; /* flags??? */
54 struct ecoff_aouthdr
{
62 coff_ulong text_start
;
63 coff_ulong data_start
;
68 struct ecoff_scnhdr
{ /* needed for size info */
69 char s_name
[8]; /* name */
70 coff_ulong s_paddr
; /* physical addr? for ROMing?*/
71 coff_ulong s_vaddr
; /* virtual addr? */
72 coff_ulong s_size
; /* size */
73 coff_ulong s_scnptr
; /* file offset of raw data */
74 coff_ulong s_relptr
; /* file offset of reloc data */
75 coff_ulong s_lnnoptr
; /* file offset of line data */
76 coff_ushort s_nreloc
; /* # of relocation entries */
77 coff_ushort s_nlnno
; /* # of line entries */
78 coff_uint s_flags
; /* flags */
81 struct ecoff_exechdr
{
82 struct ecoff_filehdr f
;
83 struct ecoff_aouthdr a
;
86 #define ECOFF_HDR_SIZE (sizeof(struct ecoff_exechdr))
88 #define ECOFF_OMAGIC 0407
89 #define ECOFF_NMAGIC 0410
90 #define ECOFF_ZMAGIC 0413
92 #define ECOFF_ROUND(value, by) \
93 (((value) + (by) - 1) & ~((by) - 1))
95 #define ECOFF_BLOCK_ALIGN(ep, value) \
96 ((ep)->a.magic == ECOFF_ZMAGIC ? ECOFF_ROUND((value), ECOFF_LDPGSZ) : \
99 #define ECOFF_TXTOFF(ep) \
100 ((ep)->a.magic == ECOFF_ZMAGIC ? 0 : \
101 ECOFF_ROUND(ECOFF_HDR_SIZE + (ep)->f.f_nscns * \
102 sizeof(struct ecoff_scnhdr), ECOFF_SEGMENT_ALIGNMENT(ep)))
104 #define ECOFF_DATOFF(ep) \
105 (ECOFF_BLOCK_ALIGN((ep), ECOFF_TXTOFF(ep) + (ep)->a.tsize))
107 #define ECOFF_SEGMENT_ALIGN(ep, value) \
108 (ECOFF_ROUND((value), ((ep)->a.magic == ECOFF_ZMAGIC ? ECOFF_LDPGSZ : \
109 ECOFF_SEGMENT_ALIGNMENT(ep))))
111 #endif /* !_SYS_EXEC_ECOFF_H_ */