8c25a4d2ac
This is the main files for the iBCS2 emulator. It can be use compiled into the kernel by using: options IBCS2 options COMPAT_IBCS2 or as a lkm module using: options COMPAT_IBCS2 and then loading it via the ibcs2 script in /usr/bin REMEMBER: this code is still experimental ! NO WARRENTY ! Submitted by: sef@kithrup.com, mostyn@mrl.com, sos@kmd-ac.dk
107 lines
4.0 KiB
C
107 lines
4.0 KiB
C
/*-
|
|
* Copyright (c) 1994 Sean Eric Fagan
|
|
* Copyright (c) 1994 Søren Schmidt
|
|
* All rights reserved.
|
|
*
|
|
* Redistribution and use in source and binary forms, with or without
|
|
* modification, are permitted provided that the following conditions
|
|
* are met:
|
|
* 1. Redistributions of source code must retain the above copyright
|
|
* notice, this list of conditions and the following disclaimer
|
|
* in this position and unchanged.
|
|
* 2. Redistributions in binary form must reproduce the above copyright
|
|
* notice, this list of conditions and the following disclaimer in the
|
|
* documentation and/or other materials provided with the distribution.
|
|
* 3. The name of the author may not be used to endorse or promote products
|
|
* derived from this software withough specific prior written permission
|
|
*
|
|
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
|
|
* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
|
|
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
|
|
* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
|
|
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
|
|
* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
|
|
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
|
|
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
|
|
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
|
|
* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
|
|
*
|
|
* $Id: coff.h,v 1.1 1994/10/12 19:37:16 sos Exp $
|
|
*/
|
|
|
|
#ifndef _COFF_H
|
|
#define _COFF_H
|
|
|
|
struct filehdr {
|
|
unsigned short f_magic; /* magic number */
|
|
unsigned short f_nscns; /* # of sections */
|
|
long f_timdat; /* time stamp */
|
|
long f_symptr; /* symbol table offset */
|
|
long f_nsyms; /* # of symbols */
|
|
unsigned short f_opthdr; /* size of system header */
|
|
unsigned short f_flags; /* flags, see below */
|
|
};
|
|
|
|
enum filehdr_flags {
|
|
F_RELFLG = 0x01, /* relocs have been stripped */
|
|
F_EXEC = 0x02, /* executable file (or shlib) */
|
|
F_LNNO = 0x04, /* line numbers have been stripped */
|
|
F_LSYMS = 0x08, /* symbols have been stripped */
|
|
F_SWABD = 0x40, /* swabbed byte names */
|
|
F_AR16WR = 0x80, /* 16-bit, byte reversed words */
|
|
F_AR32WR = 0x100 /* 32-bit, byte reversed words */
|
|
};
|
|
|
|
struct aouthdr {
|
|
short magic; /* magic number -- see below */
|
|
short vstamp; /* artifacts from a by-gone day */
|
|
long tsize; /* */
|
|
long dsize; /* */
|
|
long bsize; /* */
|
|
long entry; /* Entry point -- offset into file */
|
|
long tstart; /* artifacts from a by-gone day */
|
|
long dstart; /* */
|
|
};
|
|
|
|
#define I386_COFF 0x14c
|
|
|
|
#define COFF_OMAGIC 0407 /* impure format */
|
|
#define COFF_NMAGIC 0410 /* read-only text */
|
|
#define COFF_ZMAGIC 0413 /* pagable from disk */
|
|
#define COFF_SHLIB 0443 /* a shared library */
|
|
|
|
struct scnhdr {
|
|
char s_name[8]; /* name of section (e.g., ".text") */
|
|
long s_paddr; /* physical addr, used for standalone */
|
|
long s_vaddr; /* virtual address */
|
|
long s_size; /* size of section */
|
|
long s_scnptr; /* file offset of section */
|
|
long s_relptr; /* points to relocs for section */
|
|
long s_lnnoptr; /* points to line numbers for section */
|
|
unsigned short s_nreloc; /* # of relocs */
|
|
unsigned short s_nlnno; /* # of line no's */
|
|
long s_flags; /* section flags -- see below */
|
|
};
|
|
|
|
enum scnhdr_flags {
|
|
STYP_REG = 0x00, /* regular (alloc'ed, reloc'ed, loaded) */
|
|
STYP_DSECT = 0x01, /* dummy (reloc'd) */
|
|
STYP_NOLOAD = 0x02, /* no-load (reloc'd) */
|
|
STYP_GROUP = 0x04, /* grouped */
|
|
STYP_PAD = 0x08, /* padding (loaded) */
|
|
STYP_COPY = 0x10, /* ??? */
|
|
STYP_TEXT = 0x20, /* text */
|
|
STYP_DATA = 0x40, /* data */
|
|
STYP_BSS = 0x80, /* bss */
|
|
STYP_INFO = 0x200, /* comment (!loaded, !alloc'ed, !reloc'd) */
|
|
STYP_OVER = 0x400, /* overlay (!allocated, reloc'd, !loaded) */
|
|
STYP_LIB = 0x800 /* lists shared library files */
|
|
};
|
|
|
|
struct slhdr {
|
|
long entry_length;
|
|
long path_index;
|
|
char *shlib_name;
|
|
};
|
|
#endif /* _COFF_H */
|