File: [local] / src / usr.bin / file / Attic / elfclass.h (download)
Revision 1.2, Sun Apr 26 14:17:45 2009 UTC (15 years, 1 month ago) by chl
Branch: MAIN
CVS Tags: OPENBSD_5_7_BASE, OPENBSD_5_7, OPENBSD_5_6_BASE, OPENBSD_5_6, OPENBSD_5_5_BASE, OPENBSD_5_5, OPENBSD_5_4_BASE, OPENBSD_5_4, OPENBSD_5_3_BASE, OPENBSD_5_3, OPENBSD_5_2_BASE, OPENBSD_5_2, OPENBSD_5_1_BASE, OPENBSD_5_1, OPENBSD_5_0_BASE, OPENBSD_5_0, OPENBSD_4_9_BASE, OPENBSD_4_9, OPENBSD_4_8_BASE, OPENBSD_4_8, OPENBSD_4_7_BASE, OPENBSD_4_7, OPENBSD_4_6_BASE, OPENBSD_4_6 Changes since 1.1: +1 -0 lines
add missing $OpenBSD$ tags
ok ian@
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/* $OpenBSD: elfclass.h,v 1.2 2009/04/26 14:17:45 chl Exp $ */
/*
* Copyright (c) Christos Zoulas 2008.
* 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 immediately at the beginning of the file, without modification,
* this list of conditions, and the following disclaimer.
* 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.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``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 OR CONTRIBUTORS 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.
*/
if (nbytes <= sizeof(elfhdr))
return 0;
u.l = 1;
(void)memcpy(&elfhdr, buf, sizeof elfhdr);
swap = (u.c[sizeof(int32_t) - 1] + 1) != elfhdr.e_ident[EI_DATA];
type = elf_getu16(swap, elfhdr.e_type);
switch (type) {
#ifdef ELFCORE
case ET_CORE:
if (dophn_core(ms, class, swap, fd,
(off_t)elf_getu(swap, elfhdr.e_phoff),
elf_getu16(swap, elfhdr.e_phnum),
(size_t)elf_getu16(swap, elfhdr.e_phentsize),
fsize, &flags) == -1)
return -1;
break;
#endif
case ET_EXEC:
case ET_DYN:
if (dophn_exec(ms, class, swap, fd,
(off_t)elf_getu(swap, elfhdr.e_phoff),
elf_getu16(swap, elfhdr.e_phnum),
(size_t)elf_getu16(swap, elfhdr.e_phentsize),
fsize, &flags) == -1)
return -1;
/*FALLTHROUGH*/
case ET_REL:
if (doshn(ms, class, swap, fd,
(off_t)elf_getu(swap, elfhdr.e_shoff),
elf_getu16(swap, elfhdr.e_shnum),
(size_t)elf_getu16(swap, elfhdr.e_shentsize),
&flags) == -1)
return -1;
break;
default:
break;
}
return 1;