2 * SPDX-License-Identifier: BSD-2-Clause-FreeBSD
4 * Copyright (c) 2003 Jake Burkholder.
7 * Redistribution and use in source and binary forms, with or without
8 * modification, are permitted provided that the following conditions
10 * 1. Redistributions of source code must retain the above copyright
11 * notice, this list of conditions and the following disclaimer.
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.
16 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
17 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
18 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
19 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
20 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
21 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
22 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
23 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
24 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
25 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
31 #include <sys/types.h>
32 #include <machine/elf.h>
40 * Apply relocations to the values we got from the file. `relbase' is the
41 * target relocation address of the section, and `dataoff' is the target
42 * relocation address of the data in `dest'.
45 ef_reloc(struct elf_file *ef, const void *reldata, int reltype, Elf_Off relbase,
46 Elf_Off dataoff, size_t len, void *dest)
54 if (relbase + a->r_offset >= dataoff && relbase + a->r_offset <
56 switch (ELF_R_TYPE(a->r_info)) {
57 case R_SPARC_RELATIVE:
58 w = a->r_addend + relbase;
59 memcpy((u_char *)dest + (relbase + a->r_offset -
60 dataoff), &w, sizeof(w));
63 warnx("unhandled relocation type %u",
64 (unsigned int)ELF_R_TYPE(a->r_info));