2 * Copyright (c) Christos Zoulas 2008.
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
8 * 1. Redistributions of source code must retain the above copyright
9 * notice immediately at the beginning of the file, without modification,
10 * this list of conditions, and the following disclaimer.
11 * 2. Redistributions in binary form must reproduce the above copyright
12 * notice, this list of conditions and the following disclaimer in the
13 * documentation and/or other materials provided with the distribution.
15 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
16 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
17 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
18 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE FOR
19 * ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
20 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
21 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
22 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
23 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
24 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
27 if (nbytes <= sizeof(elfhdr))
31 (void)memcpy(&elfhdr, buf, sizeof elfhdr);
32 swap = (u.c[sizeof(int32_t) - 1] + 1) != elfhdr.e_ident[EI_DATA];
34 type = elf_getu16(swap, elfhdr.e_type);
38 if (dophn_core(ms, clazz, swap, fd,
39 (off_t)elf_getu(swap, elfhdr.e_phoff),
40 elf_getu16(swap, elfhdr.e_phnum),
41 (size_t)elf_getu16(swap, elfhdr.e_phentsize),
48 if (dophn_exec(ms, clazz, swap, fd,
49 (off_t)elf_getu(swap, elfhdr.e_phoff),
50 elf_getu16(swap, elfhdr.e_phnum),
51 (size_t)elf_getu16(swap, elfhdr.e_phentsize),
52 fsize, &flags, elf_getu16(swap, elfhdr.e_shnum))
57 if (doshn(ms, clazz, swap, fd,
58 (off_t)elf_getu(swap, elfhdr.e_shoff),
59 elf_getu16(swap, elfhdr.e_shnum),
60 (size_t)elf_getu16(swap, elfhdr.e_shentsize),
62 elf_getu16(swap, elfhdr.e_machine)) == -1)