#
# CDDL HEADER START
#
# The contents of this file are subject to the terms of the
# Common Development and Distribution License, Version 1.0 only
# (the "License").  You may not use this file except in compliance
# with the License.
#
# You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
# or http://www.opensolaris.org/os/licensing.
# See the License for the specific language governing permissions
# and limitations under the License.
#
# When distributing Covered Code, include this CDDL HEADER in each
# file and include the License file at usr/src/OPENSOLARIS.LICENSE.
# If applicable, add the following below this CDDL HEADER, with the
# fields enclosed by brackets "[]" replaced with your own identifying
# information: Portions Copyright [yyyy] [name of copyright owner]
#
# CDDL HEADER END
#
#
# Copyright 2004 Sun Microsystems, Inc.  All rights reserved.
# Use is subject to license terms.
#
# ident	"%Z%%M%	%I%	%E% SMI"
#

%.o: ../../common/%.c
	$(COMPILE.c) $<
	$(POST_PROCESS_O)

%.ln: ../../common/%.c
	$(LINT.c) -c $<
/*
 * CDDL HEADER START
 *
 * The contents of this file are subject to the terms of the
 * Common Development and Distribution License, Version 1.0 only
 * (the "License").  You may not use this file except in compliance
 * with the License.
 *
 * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
 * or http://www.opensolaris.org/os/licensing.
 * See the License for the specific language governing permissions
 * and limitations under the License.
 *
 * When distributing Covered Code, include this CDDL HEADER in each
 * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
 * If applicable, add the following below this CDDL HEADER, with the
 * fields enclosed by brackets "[]" replaced with your own identifying
 * information: Portions Copyright [yyyy] [name of copyright owner]
 *
 * CDDL HEADER END
 */
/*
 * Copyright 2004 Sun Microsystems, Inc.  All rights reserved.
 * Use is subject to license terms.
 */

#include <stdio.h>
#include <stdlib.h>
#include <stdarg.h>
#include <string.h>
#include <errno.h>
#include <elf.h>

#include <util.h>

void
die(char *format, ...)
{
	va_list ap;
	int err = errno;

	(void) fprintf(stderr, "%s: ", progname);

	va_start(ap, format);
	/* LINTED - variable format specifier */
	(void) vfprintf(stderr, format, ap);
	va_end(ap);

	if (format[strlen(format) - 1] != '\n')
		(void) fprintf(stderr, ": %s\n", strerror(err));

	exit(1);
}

void
elfdie(char *format, ...)
{
	va_list ap;

	(void) fprintf(stderr, "%s: ", progname);

	va_start(ap, format);
	/* LINTED - variable format specifier */
	(void) vfprintf(stderr, format, ap);
	va_end(ap);

	if (format[strlen(format) - 1] != '\n')
		(void) fprintf(stderr, ": %s\n", elf_errmsg(elf_errno()));

	exit(1);
}
/*
 * CDDL HEADER START
 *
 * The contents of this file are subject to the terms of the
 * Common Development and Distribution License, Version 1.0 only
 * (the "License").  You may not use this file except in compliance
 * with the License.
 *
 * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
 * or http://www.opensolaris.org/os/licensing.
 * See the License for the specific language governing permissions
 * and limitations under the License.
 *
 * When distributing Covered Code, include this CDDL HEADER in each
 * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
 * If applicable, add the following below this CDDL HEADER, with the
 * fields enclosed by brackets "[]" replaced with your own identifying
 * information: Portions Copyright [yyyy] [name of copyright owner]
 *
 * CDDL HEADER END
 */
/*
 * Copyright 2004 Sun Microsystems, Inc.  All rights reserved.
 * Use is subject to license terms.
 */

#include <string.h>
#include <libelf.h>
#include <gelf.h>

#include <util.h>

int
findelfsecidx(Elf *elf, char *tofind)
{
	Elf_Scn *scn = NULL;
	GElf_Ehdr ehdr;
	GElf_Shdr shdr;

	if (gelf_getehdr(elf, &ehdr) == NULL)
		elfdie("failed to get ELF header");

	while ((scn = elf_nextscn(elf, scn)) != NULL) {
		char *name;

		if (gelf_getshdr(scn, &shdr) == NULL ||
		    (name = elf_strptr(elf, ehdr.e_shstrndx,
		    (size_t)shdr.sh_name)) == NULL)
			elfdie("failed to get section header");

		if (strcmp(name, tofind) == 0)
			return (elf_ndxscn(scn));
	}

	return (-1);
}
/*
 * CDDL HEADER START
 *
 * The contents of this file are subject to the terms of the
 * Common Development and Distribution License, Version 1.0 only
 * (the "License").  You may not use this file except in compliance
 * with the License.
 *
 * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
 * or http://www.opensolaris.org/os/licensing.
 * See the License for the specific language governing permissions
 * and limitations under the License.
 *
 * When distributing Covered Code, include this CDDL HEADER in each
 * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
 * If applicable, add the following below this CDDL HEADER, with the
 * fields enclosed by brackets "[]" replaced with your own identifying
 * information: Portions Copyright [yyyy] [name of copyright owner]
 *
 * CDDL HEADER END
 */
/*
 * Copyright 2004 Sun Microsystems, Inc.  All rights reserved.
 * Use is subject to license terms.
 */

#ifndef _UTIL_H
#define	_UTIL_H

#include <libelf.h>

#ifdef __cplusplus
extern "C" {
#endif

extern int findelfsecidx(Elf *, char *);

extern void die(char *, ...) __NORETURN;
extern void elfdie(char *, ...) __NORETURN;

extern const char *progname;

#ifdef __cplusplus
}
#endif

#endif /* _UTIL_H */