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86f5401b91
favour of `elf_getshdrnum()`, `elf_getphdrnum()` and `elf_getshdrstrndx()` respectively. * Add new manual pages for `elf_getshdrstrndx()`, `elf_getphdrnum()` and `elf_getshdrnum()`. * Add a deprecation warning for `elf_getshstrndx()`, `elf_getphnum()` and `elf_getshnum()`. Obtained from: elftoolchain MFC after: 1 month
67 lines
2.0 KiB
C
67 lines
2.0 KiB
C
/*-
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* Copyright (c) 2006 Joseph Koshy
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*/
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#include <sys/cdefs.h>
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__FBSDID("$FreeBSD$");
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#include <ar.h>
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#include <libelf.h>
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#include "_libelf.h"
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static int
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_libelf_getshdrnum(Elf *e, size_t *shnum)
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{
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void *eh;
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int ec;
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if (e == NULL || e->e_kind != ELF_K_ELF ||
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((ec = e->e_class) != ELFCLASS32 && ec != ELFCLASS64)) {
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LIBELF_SET_ERROR(ARGUMENT, 0);
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return (-1);
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}
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if ((eh = _libelf_ehdr(e, ec, 0)) == NULL)
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return (-1);
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*shnum = e->e_u.e_elf.e_nscn;
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return (0);
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}
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int
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elf_getshdrnum(Elf *e, size_t *shnum)
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{
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return (_libelf_getshdrnum(e, shnum));
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}
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/* Deprecated API. */
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int
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elf_getshnum(Elf *e, size_t *shnum)
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{
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return (_libelf_getshdrnum(e, shnum) >= 0);
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}
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