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Current Path: /usr/src/contrib/elftoolchain/libelf

usr / src / contrib / elftoolchain / libelf /

📁 ..
📄 Makefile(3.83 KB)
📄 Version.map(1.49 KB)
📄 _libelf.h(8.22 KB)
📄 _libelf_ar.h(2.25 KB)
📄 _libelf_config.h(5.2 KB)
📄 elf.3(17.82 KB)
📄 elf.c(1.64 KB)
📄 elf_begin.3(7.24 KB)
📄 elf_begin.c(2.55 KB)
📄 elf_cntl.3(3.11 KB)
📄 elf_cntl.c(1.81 KB)
📄 elf_data.c(7.25 KB)
📄 elf_end.3(2.38 KB)
📄 elf_end.c(2.61 KB)
📄 elf_errmsg.3(3.5 KB)
📄 elf_errmsg.c(2.99 KB)
📄 elf_errno.c(1.57 KB)
📄 elf_fill.3(1.94 KB)
📄 elf_fill.c(1.5 KB)
📄 elf_flag.c(4.46 KB)
📄 elf_flagdata.3(5.98 KB)
📄 elf_getarhdr.3(3 KB)
📄 elf_getarhdr.c(1.65 KB)
📄 elf_getarsym.3(3.64 KB)
📄 elf_getarsym.c(1.96 KB)
📄 elf_getbase.3(2.29 KB)
📄 elf_getbase.c(1.68 KB)
📄 elf_getdata.3(6.26 KB)
📄 elf_getident.3(2.58 KB)
📄 elf_getident.c(1.98 KB)
📄 elf_getphdrnum.3(2.68 KB)
📄 elf_getphnum.3(2.78 KB)
📄 elf_getscn.3(4.22 KB)
📄 elf_getshdrnum.3(2.5 KB)
📄 elf_getshdrstrndx.3(2.62 KB)
📄 elf_getshnum.3(2.57 KB)
📄 elf_getshstrndx.3(2.89 KB)
📄 elf_hash.3(2.13 KB)
📄 elf_hash.c(1.76 KB)
📄 elf_kind.3(2.19 KB)
📄 elf_kind.c(1.6 KB)
📄 elf_memory.3(3.47 KB)
📄 elf_memory.c(1.72 KB)
📄 elf_next.3(2.81 KB)
📄 elf_next.c(2.55 KB)
📄 elf_open.3(3.41 KB)
📄 elf_open.c(2.01 KB)
📄 elf_phnum.c(1.98 KB)
📄 elf_rand.3(3.1 KB)
📄 elf_rand.c(2.14 KB)
📄 elf_rawfile.3(2.38 KB)
📄 elf_rawfile.c(1.73 KB)
📄 elf_scn.c(6.17 KB)
📄 elf_shnum.c(1.98 KB)
📄 elf_shstrndx.c(2.32 KB)
📄 elf_strptr.3(3.3 KB)
📄 elf_strptr.c(3.58 KB)
📄 elf_types.m4(6.35 KB)
📄 elf_update.3(10.84 KB)
📄 elf_update.c(29.37 KB)
📄 elf_version.3(2.91 KB)
📄 elf_version.c(1.72 KB)
📄 gelf.3(6.43 KB)
📄 gelf.h(5 KB)
📄 gelf_cap.c(3.64 KB)
📄 gelf_chdr.c(2.31 KB)
📄 gelf_checksum.3(3.28 KB)
📄 gelf_checksum.c(1.81 KB)
📄 gelf_dyn.c(3.68 KB)
📄 gelf_ehdr.c(4.1 KB)
📄 gelf_fsize.3(2.83 KB)
📄 gelf_fsize.c(1.95 KB)
📄 gelf_getcap.3(3.55 KB)
📄 gelf_getchdr.3(3.24 KB)
📄 gelf_getclass.3(2 KB)
📄 gelf_getclass.c(1.52 KB)
📄 gelf_getdyn.3(3.59 KB)
📄 gelf_getehdr.3(3.47 KB)
📄 gelf_getmove.3(3.61 KB)
📄 gelf_getphdr.3(3.91 KB)
📄 gelf_getrel.3(3.55 KB)
📄 gelf_getrela.3(3.59 KB)
📄 gelf_getshdr.3(3.18 KB)
📄 gelf_getsym.3(3.68 KB)
📄 gelf_getsyminfo.3(3.47 KB)
📄 gelf_getsymshndx.3(4.27 KB)
📄 gelf_mips64el.c(2.65 KB)
📄 gelf_move.c(3.93 KB)
📄 gelf_newehdr.3(5.06 KB)
📄 gelf_newphdr.3(3.78 KB)
📄 gelf_phdr.c(4.19 KB)
📄 gelf_rel.c(4.16 KB)
📄 gelf_rela.c(4.29 KB)
📄 gelf_shdr.c(3.43 KB)
📄 gelf_sym.c(3.95 KB)
📄 gelf_syminfo.c(3.75 KB)
📄 gelf_symshndx.c(3.55 KB)
📄 gelf_update_ehdr.3(3.63 KB)
📄 gelf_xlate.c(2.67 KB)
📄 gelf_xlatetof.3(7.41 KB)
📄 libelf.h(7.72 KB)
📄 libelf_align.c(3.86 KB)
📄 libelf_allocate.c(4 KB)
📄 libelf_ar.c(13.03 KB)
📄 libelf_ar_util.c(8.33 KB)
📄 libelf_chdr.c(2.86 KB)
📄 libelf_checksum.c(2.81 KB)
📄 libelf_convert.m4(28.16 KB)
📄 libelf_data.c(3.18 KB)
📄 libelf_ehdr.c(5.99 KB)
📄 libelf_elfmachine.c(1.94 KB)
📄 libelf_extended.c(3.38 KB)
📄 libelf_fsize.m4(4.35 KB)
📄 libelf_memory.c(2.89 KB)
📄 libelf_msize.m4(3.2 KB)
📄 libelf_open.c(5.49 KB)
📄 libelf_phdr.c(4.04 KB)
📄 libelf_shdr.c(1.79 KB)
📄 libelf_xlate.c(4.25 KB)
📄 os.FreeBSD.mk(182 B)
📄 os.Linux.mk(761 B)
📄 os.NetBSD.mk(128 B)

Editing: gelf_phdr.c

/*-
 * Copyright (c) 2006,2008 Joseph Koshy
 * 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, 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.
 */

#include <gelf.h>
#include <libelf.h>
#include <limits.h>
#include <stdint.h>

#include "_libelf.h"

ELFTC_VCSID("$Id: gelf_phdr.c 3576 2017-09-14 02:15:29Z emaste $");

Elf32_Phdr *
elf32_getphdr(Elf *e)
{
	return (_libelf_getphdr(e, ELFCLASS32));
}

Elf64_Phdr *
elf64_getphdr(Elf *e)
{
	return (_libelf_getphdr(e, ELFCLASS64));
}

GElf_Phdr *
gelf_getphdr(Elf *e, int index, GElf_Phdr *d)
{
	int ec;
	Elf32_Ehdr *eh32;
	Elf64_Ehdr *eh64;
	Elf32_Phdr *ep32;
	Elf64_Phdr *ep64;
	size_t phnum;

if (d == NULL || e == NULL ||
	    ((ec = e->e_class) != ELFCLASS32 && ec != ELFCLASS64) ||
	    (e->e_kind != ELF_K_ELF) || index < 0 ||
	    elf_getphdrnum(e, &phnum) < 0) {
		LIBELF_SET_ERROR(ARGUMENT, 0);
		return (NULL);
	}

if ((size_t)index >= phnum) {
		LIBELF_SET_ERROR(ARGUMENT, 0);
		return (NULL);
	}

if (ec == ELFCLASS32) {
		if ((eh32 = _libelf_ehdr(e, ELFCLASS32, 0)) == NULL ||
		    ((ep32 = _libelf_getphdr(e, ELFCLASS32)) == NULL))
			return (NULL);

ep32 += index;

d->p_type   = ep32->p_type;
		d->p_offset = ep32->p_offset;
		d->p_vaddr  = (Elf64_Addr) ep32->p_vaddr;
		d->p_paddr  = (Elf64_Addr) ep32->p_paddr;
		d->p_filesz = (Elf64_Xword) ep32->p_filesz;
		d->p_memsz  = (Elf64_Xword) ep32->p_memsz;
		d->p_flags  = ep32->p_flags;
		d->p_align  = (Elf64_Xword) ep32->p_align;

} else {
		if ((eh64 = _libelf_ehdr(e, ELFCLASS64, 0)) == NULL ||
		    (ep64 = _libelf_getphdr(e, ELFCLASS64)) == NULL)
			return (NULL);

ep64 += index;

*d = *ep64;
	}

return (d);
}

Elf32_Phdr *
elf32_newphdr(Elf *e, size_t count)
{
	return (_libelf_newphdr(e, ELFCLASS32, count));
}

Elf64_Phdr *
elf64_newphdr(Elf *e, size_t count)
{
	return (_libelf_newphdr(e, ELFCLASS64, count));
}

void *
gelf_newphdr(Elf *e, size_t count)
{
	if (e == NULL) {
		LIBELF_SET_ERROR(ARGUMENT, 0);
		return (NULL);
	}
	return (_libelf_newphdr(e, e->e_class, count));
}

int
gelf_update_phdr(Elf *e, int ndx, GElf_Phdr *s)
{
	int ec;
	size_t phnum;
	void *ehdr;
	Elf32_Phdr *ph32;
	Elf64_Phdr *ph64;

if (s == NULL || e == NULL || e->e_kind != ELF_K_ELF ||
	    ((ec = e->e_class) != ELFCLASS32 && ec != ELFCLASS64) ||
	    elf_getphdrnum(e, &phnum) < 0) {
		LIBELF_SET_ERROR(ARGUMENT, 0);
		return (0);
	}

if (e->e_cmd == ELF_C_READ) {
		LIBELF_SET_ERROR(MODE, 0);
		return (0);
	}

if ((ehdr = _libelf_ehdr(e, ec, 0)) == NULL)
		return (0);

if (ndx < 0 || (size_t)ndx > phnum) {
		LIBELF_SET_ERROR(ARGUMENT, 0);
		return (0);
	}

(void) elf_flagphdr(e, ELF_C_SET, ELF_F_DIRTY);

if (ec == ELFCLASS64) {
		ph64 = e->e_u.e_elf.e_phdr.e_phdr64 + ndx;
		*ph64 = *s;
		return (1);
	}

ph32 = e->e_u.e_elf.e_phdr.e_phdr32 + ndx;

ph32->p_type     =  s->p_type;
	ph32->p_flags    =  s->p_flags;
	LIBELF_COPY_U32(ph32, s, p_offset);
	LIBELF_COPY_U32(ph32, s, p_vaddr);
	LIBELF_COPY_U32(ph32, s, p_paddr);
	LIBELF_COPY_U32(ph32, s, p_filesz);
	LIBELF_COPY_U32(ph32, s, p_memsz);
	LIBELF_COPY_U32(ph32, s, p_align);

return (1);
}

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Editing: gelf_phdr.c

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