1/*- 2 * Copyright (c) 1994 Sean Eric Fagan 3 * Copyright (c) 1994 Søren Schmidt 4 * All rights reserved. 5 * 6 * Redistribution and use in source and binary forms, with or without 7 * modification, are permitted provided that the following conditions 8 * are met: 9 * 1. Redistributions of source code must retain the above copyright 10 * notice, this list of conditions and the following disclaimer 11 * in this position and unchanged. 12 * 2. Redistributions in binary form must reproduce the above copyright 13 * notice, this list of conditions and the following disclaimer in the 14 * documentation and/or other materials provided with the distribution. 15 * 3. The name of the author may not be used to endorse or promote products 16 * derived from this software without specific prior written permission 17 * 18 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR 19 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 20 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 21 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, 22 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 23 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 24 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 25 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 26 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 27 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 28 * 29 * $FreeBSD$ 30 */ 31 32#ifndef _COFF_H 33#define _COFF_H 34 35struct filehdr { 36 unsigned short f_magic; /* magic number */ 37 unsigned short f_nscns; /* # of sections */ 38 long f_timdat; /* time stamp */ 39 long f_symptr; /* symbol table offset */ 40 long f_nsyms; /* # of symbols */ 41 unsigned short f_opthdr; /* size of system header */ 42 unsigned short f_flags; /* flags, see below */ 43}; 44 45enum filehdr_flags { 46 F_RELFLG = 0x01, /* relocs have been stripped */ 47 F_EXEC = 0x02, /* executable file (or shlib) */ 48 F_LNNO = 0x04, /* line numbers have been stripped */ 49 F_LSYMS = 0x08, /* symbols have been stripped */ 50 F_SWABD = 0x40, /* swabbed byte names */ 51 F_AR16WR = 0x80, /* 16-bit, byte reversed words */ 52 F_AR32WR = 0x100 /* 32-bit, byte reversed words */ 53}; 54 55struct aouthdr { 56 short magic; /* magic number -- see below */ 57 short vstamp; /* artifacts from a by-gone day */ 58 long tsize; /* */ 59 long dsize; /* */ 60 long bsize; /* */ 61 long entry; /* Entry point -- offset into file */ 62 long tstart; /* artifacts from a by-gone day */ 63 long dstart; /* */ 64}; 65 66#define I386_COFF 0x14c 67 68#define COFF_OMAGIC 0407 /* impure format */ 69#define COFF_NMAGIC 0410 /* read-only text */ 70#define COFF_ZMAGIC 0413 /* pagable from disk */ 71#define COFF_SHLIB 0443 /* a shared library */ 72 73struct scnhdr { 74 char s_name[8]; /* name of section (e.g., ".text") */ 75 long s_paddr; /* physical addr, used for standalone */ 76 long s_vaddr; /* virtual address */ 77 long s_size; /* size of section */ 78 long s_scnptr; /* file offset of section */ 79 long s_relptr; /* points to relocs for section */ 80 long s_lnnoptr; /* points to line numbers for section */ 81 unsigned short s_nreloc; /* # of relocs */ 82 unsigned short s_nlnno; /* # of line no's */ 83 long s_flags; /* section flags -- see below */ 84}; 85 86enum scnhdr_flags { 87 STYP_REG = 0x00, /* regular (alloc'ed, reloc'ed, loaded) */ 88 STYP_DSECT = 0x01, /* dummy (reloc'd) */ 89 STYP_NOLOAD = 0x02, /* no-load (reloc'd) */ 90 STYP_GROUP = 0x04, /* grouped */ 91 STYP_PAD = 0x08, /* padding (loaded) */ 92 STYP_COPY = 0x10, /* ??? */ 93 STYP_TEXT = 0x20, /* text */ 94 STYP_DATA = 0x40, /* data */ 95 STYP_BSS = 0x80, /* bss */ 96 STYP_INFO = 0x200, /* comment (!loaded, !alloc'ed, !reloc'd) */ 97 STYP_OVER = 0x400, /* overlay (!allocated, reloc'd, !loaded) */ 98 STYP_LIB = 0x800 /* lists shared library files */ 99}; 100 101struct slhdr { 102 long entry_length; 103 long path_index; 104 char *shlib_name; 105}; 106#endif /* _COFF_H */ 107