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Name	Size	Permission	Date
atomic	[ DIR ]	drwxr-xr-x	2024-11-20 06:28
basic	[ DIR ]	drwxr-xr-x	2024-11-20 06:28
clang-tools	[ DIR ]	drwxr-xr-x	2024-11-20 06:28
coccinelle	[ DIR ]	drwxr-xr-x	2024-11-20 06:28
dtc	[ DIR ]	drwxr-xr-x	2024-11-20 06:28
dummy-tools	[ DIR ]	drwxr-xr-x	2024-11-20 06:28
gcc-plugins	[ DIR ]	drwxr-xr-x	2024-11-20 06:28
gdb	[ DIR ]	drwxr-xr-x	2024-11-20 06:28
genksyms	[ DIR ]	drwxr-xr-x	2024-11-20 06:28
kconfig	[ DIR ]	drwxr-xr-x	2024-11-20 06:28
ksymoops	[ DIR ]	drwxr-xr-x	2024-11-20 06:28
mod	[ DIR ]	drwxr-xr-x	2024-11-20 06:28
package	[ DIR ]	drwxr-xr-x	2024-11-20 06:28
selinux	[ DIR ]	drwxr-xr-x	2024-11-20 06:28
tracing	[ DIR ]	drwxr-xr-x	2024-11-20 06:28
Kbuild.include	10.1 KB	-rw-r--r--	2024-03-10 20:38
Kconfig.include	2.6 KB	-rw-r--r--	2024-03-10 20:38
Lindent	502 B	-rwxr-xr-x	2024-03-10 20:38
Makefile	1.87 KB	-rw-r--r--	2024-03-10 20:38
Makefile.asm-generic	1.82 KB	-rw-r--r--	2024-03-10 20:38
Makefile.btf	638 B	-rw-r--r--	2024-03-10 20:38
Makefile.build	17.2 KB	-rw-r--r--	2024-11-06 15:57
Makefile.clang	1.61 KB	-rw-r--r--	2024-03-10 20:38
Makefile.clean	1.87 KB	-rw-r--r--	2024-03-10 20:38
Makefile.compiler	2.74 KB	-rw-r--r--	2024-03-10 20:38
Makefile.debug	1.12 KB	-rw-r--r--	2024-03-10 20:38
Makefile.defconf	1.17 KB	-rw-r--r--	2024-03-10 20:38
Makefile.dtbinst	1.03 KB	-rw-r--r--	2024-11-06 15:57
Makefile.extrawarn	7.1 KB	-rw-r--r--	2024-11-06 15:57
Makefile.gcc-plugins	2.59 KB	-rw-r--r--	2024-03-10 20:38
Makefile.headersinst	2.88 KB	-rw-r--r--	2024-03-10 20:38
Makefile.host	5.91 KB	-rw-r--r--	2024-03-10 20:38
Makefile.kasan	2.45 KB	-rw-r--r--	2024-03-10 20:38
Makefile.kcov	333 B	-rw-r--r--	2024-03-10 20:38
Makefile.kcsan	1004 B	-rw-r--r--	2024-03-10 20:38
Makefile.kmsan	208 B	-rw-r--r--	2024-03-10 20:38
Makefile.lib	20.9 KB	-rw-r--r--	2024-11-06 15:57
Makefile.modfinal	2.63 KB	-rw-r--r--	2024-11-06 15:57
Makefile.modinst	4.02 KB	-rw-r--r--	2024-11-06 15:57
Makefile.modpost	4.69 KB	-rw-r--r--	2024-03-10 20:38
Makefile.package	8.73 KB	-rw-r--r--	2024-11-06 15:57
Makefile.randstruct	511 B	-rw-r--r--	2024-03-10 20:38
Makefile.ubsan	779 B	-rw-r--r--	2024-03-10 20:38
Makefile.userprogs	1.59 KB	-rw-r--r--	2024-03-10 20:38
Makefile.vdsoinst	1.15 KB	-rw-r--r--	2024-11-06 15:57
Makefile.vmlinux	1.48 KB	-rw-r--r--	2024-03-10 20:38
Makefile.vmlinux_o	3.27 KB	-rw-r--r--	2024-03-10 20:38
as-version.sh	2.03 KB	-rwxr-xr-x	2024-03-10 20:38
asn1_compiler	34.25 KB	-rwxr-xr-x	2024-11-06 15:57
asn1_compiler.c	35.32 KB	-rw-r--r--	2024-03-10 20:38
bloat-o-meter	3.77 KB	-rwxr-xr-x	2024-03-10 20:38
bootgraph.pl	5.64 KB	-rwxr-xr-x	2024-03-10 20:38
bpf_doc.py	31.73 KB	-rwxr-xr-x	2024-11-06 15:57
cc-can-link.sh	166 B	-rwxr-xr-x	2024-03-10 20:38
cc-version.sh	1.36 KB	-rwxr-xr-x	2024-03-10 20:38
check-git	298 B	-rwxr-xr-x	2024-03-10 20:38
check-sysctl-docs	3.66 KB	-rwxr-xr-x	2024-03-10 20:38
check-uapi.sh	15.05 KB	-rwxr-xr-x	2024-03-10 20:38
check_extable.sh	4.93 KB	-rwxr-xr-x	2024-03-10 20:38
checkdeclares.pl	1.1 KB	-rwxr-xr-x	2024-03-10 20:38
checkincludes.pl	1.94 KB	-rwxr-xr-x	2024-03-10 20:38
checkkconfigsymbols.py	15.75 KB	-rwxr-xr-x	2024-03-10 20:38
checkpatch.pl	233.16 KB	-rwxr-xr-x	2024-03-10 20:38
checkstack.pl	5.96 KB	-rwxr-xr-x	2024-03-10 20:38
checksyscalls.sh	7.51 KB	-rwxr-xr-x	2024-03-10 20:38
checkversion.pl	2.16 KB	-rwxr-xr-x	2024-03-10 20:38
cleanfile	3.46 KB	-rwxr-xr-x	2024-03-10 20:38
cleanpatch	5.06 KB	-rwxr-xr-x	2024-03-10 20:38
coccicheck	7.9 KB	-rwxr-xr-x	2024-03-10 20:38
config	4.67 KB	-rwxr-xr-x	2024-03-10 20:38
const_structs.checkpatch	1.4 KB	-rw-r--r--	2024-03-10 20:38
decode_stacktrace.sh	7.58 KB	-rwxr-xr-x	2024-03-10 20:38
decodecode	4.86 KB	-rwxr-xr-x	2024-03-10 20:38
depmod.sh	697 B	-rwxr-xr-x	2024-03-10 20:38
dev-needs.sh	6.07 KB	-rwxr-xr-x	2024-03-10 20:38
diffconfig	4.12 KB	-rwxr-xr-x	2024-03-10 20:38
documentation-file-ref-check	5.67 KB	-rwxr-xr-x	2024-03-10 20:38
export_report.pl	4.5 KB	-rwxr-xr-x	2024-03-10 20:38
extract-ikconfig	1.74 KB	-rwxr-xr-x	2024-03-10 20:38
extract-module-sig.pl	3.66 KB	-rwxr-xr-x	2024-03-10 20:38
extract-sys-certs.pl	3.75 KB	-rwxr-xr-x	2024-03-10 20:38
extract-vmlinux	1.66 KB	-rwxr-xr-x	2024-03-10 20:38
extract_xc3028.pl	44.62 KB	-rwxr-xr-x	2024-03-10 20:38
faddr2line	8.63 KB	-rwxr-xr-x	2024-03-10 20:38
file-size.sh	86 B	-rwxr-xr-x	2024-03-10 20:38
find-unused-docs.sh	1.27 KB	-rwxr-xr-x	2024-03-10 20:38
gcc-x86_32-has-stack-protector.sh	408 B	-rwxr-xr-x	2024-03-10 20:38
gcc-x86_64-has-stack-protector.sh	198 B	-rwxr-xr-x	2024-03-10 20:38
gen-randstruct-seed.sh	228 B	-rwxr-xr-x	2024-03-10 20:38
generate_initcall_order.pl	5.95 KB	-rwxr-xr-x	2024-03-10 20:38
generate_rust_analyzer.py	4.8 KB	-rwxr-xr-x	2024-03-10 20:38
generate_rust_target.rs	5.58 KB	-rw-r--r--	2024-03-10 20:38
get_abi.pl	25.36 KB	-rwxr-xr-x	2024-03-10 20:38
get_dvb_firmware	24.54 KB	-rwxr-xr-x	2024-03-10 20:38
get_feat.pl	14.61 KB	-rwxr-xr-x	2024-03-10 20:38
get_maintainer.pl	67.63 KB	-rwxr-xr-x	2024-03-10 20:38
gfp-translate	1.71 KB	-rwxr-xr-x	2024-03-10 20:38
git.orderFile	564 B	-rw-r--r--	2024-03-10 20:38
head-object-list.txt	1.36 KB	-rw-r--r--	2024-03-10 20:38
headerdep.pl	3.5 KB	-rwxr-xr-x	2024-03-10 20:38
headers_install.sh	2.76 KB	-rwxr-xr-x	2024-03-10 20:38
insert-sys-cert	21.46 KB	-rwxr-xr-x	2024-11-06 15:57
insert-sys-cert.c	13.08 KB	-rw-r--r--	2024-11-06 15:57
install.sh	986 B	-rwxr-xr-x	2024-03-10 20:38
jobserver-exec	2.56 KB	-rwxr-xr-x	2024-03-10 20:38
kallsyms	21.74 KB	-rwxr-xr-x	2024-11-06 15:57
kallsyms.c	18.87 KB	-rw-r--r--	2024-03-10 20:38
kernel-doc	67.68 KB	-rwxr-xr-x	2024-03-10 20:38
ld-version.sh	1.82 KB	-rwxr-xr-x	2024-11-06 15:57
leaking_addresses.pl	12.84 KB	-rwxr-xr-x	2024-03-10 20:38
link-vmlinux.sh	7.64 KB	-rwxr-xr-x	2024-11-06 15:57
makelst	808 B	-rwxr-xr-x	2024-03-10 20:38
markup_oops.pl	7.92 KB	-rwxr-xr-x	2024-03-10 20:38
min-tool-version.sh	630 B	-rwxr-xr-x	2024-11-06 15:57
misc-check	509 B	-rwxr-xr-x	2024-03-10 20:38
mkcompile_h	642 B	-rwxr-xr-x	2024-03-10 20:38
mksysmap	2.58 KB	-rwxr-xr-x	2024-03-10 20:38
mkuboot.sh	414 B	-rwxr-xr-x	2024-03-10 20:38
module.lds	615 B	-rw-r--r--	2024-11-06 15:57
module.lds.S	1.43 KB	-rw-r--r--	2024-11-06 15:57
modules-check.sh	443 B	-rwxr-xr-x	2024-03-10 20:38
nsdeps	1.63 KB	-rw-r--r--	2024-03-10 20:38
objdiff	2.83 KB	-rwxr-xr-x	2024-03-10 20:38
objdump-func	848 B	-rwxr-xr-x	2024-03-10 20:38
orc_hash.sh	316 B	-rw-r--r--	2024-03-10 20:38
pahole-version.sh	269 B	-rwxr-xr-x	2024-03-10 20:38
parse-maintainers.pl	4.54 KB	-rwxr-xr-x	2024-03-10 20:38
patch-kernel	9.95 KB	-rwxr-xr-x	2024-03-10 20:38
profile2linkerlist.pl	414 B	-rwxr-xr-x	2024-03-10 20:38
prune-kernel	912 B	-rwxr-xr-x	2024-03-10 20:38
recordmcount.c	17.51 KB	-rw-r--r--	2024-03-10 20:38
recordmcount.h	19.37 KB	-rw-r--r--	2024-03-10 20:38
recordmcount.pl	17.34 KB	-rwxr-xr-x	2024-03-10 20:38
relocs_check.sh	717 B	-rwxr-xr-x	2024-03-10 20:38
remove-stale-files	1.29 KB	-rwxr-xr-x	2024-03-10 20:38
rust_is_available.sh	9.23 KB	-rwxr-xr-x	2024-03-10 20:38
rust_is_available_bindgen_libclang.h	91 B	-rw-r--r--	2024-03-10 20:38
rust_is_available_test.py	17.7 KB	-rwxr-xr-x	2024-03-10 20:38
rustdoc_test_builder.rs	3.25 KB	-rw-r--r--	2024-03-10 20:38
rustdoc_test_gen.rs	9.48 KB	-rw-r--r--	2024-03-10 20:38
setlocalversion	4.59 KB	-rwxr-xr-x	2024-03-10 20:38
show_delta	3.04 KB	-rwxr-xr-x	2024-03-10 20:38
sign-file	25.81 KB	-rwxr-xr-x	2024-11-06 15:57
sign-file.c	9.93 KB	-rw-r--r--	2024-03-10 20:38
sorttable	21.26 KB	-rwxr-xr-x	2024-11-06 15:57
sorttable.c	7.68 KB	-rw-r--r--	2024-03-10 20:38
sorttable.h	12.85 KB	-rw-r--r--	2024-03-10 20:38
spdxcheck-test.sh	284 B	-rw-r--r--	2024-03-10 20:38
spdxcheck.py	15.23 KB	-rwxr-xr-x	2024-03-10 20:38
spdxexclude	417 B	-rw-r--r--	2024-03-10 20:38
spelling.txt	34.18 KB	-rw-r--r--	2024-03-10 20:38
sphinx-pre-install	25.07 KB	-rwxr-xr-x	2024-03-10 20:38
split-man.pl	604 B	-rwxr-xr-x	2024-03-10 20:38
stackdelta	1.84 KB	-rwxr-xr-x	2024-03-10 20:38
stackusage	794 B	-rwxr-xr-x	2024-03-10 20:38
subarch.include	647 B	-rw-r--r--	2024-03-10 20:38
syscallhdr.sh	1.89 KB	-rwxr-xr-x	2024-03-10 20:38
syscallnr.sh	1.45 KB	-rwxr-xr-x	2024-03-10 20:38
syscalltbl.sh	1.45 KB	-rwxr-xr-x	2024-03-10 20:38
tags.sh	10.73 KB	-rwxr-xr-x	2024-03-10 20:38
test_fortify.sh	2.23 KB	-rw-r--r--	2024-03-10 20:38
tools-support-relr.sh	726 B	-rwxr-xr-x	2024-03-10 20:38
unifdef.c	34.8 KB	-rw-r--r--	2024-03-10 20:38
ver_linux	2.59 KB	-rwxr-xr-x	2024-03-10 20:38
xen-hypercalls.sh	386 B	-rwxr-xr-x	2024-03-10 20:38
xz_wrap.sh	516 B	-rwxr-xr-x	2024-03-10 20:38

Rename

#!/bin/sh
# ----------------------------------------------------------------------
# extract-ikconfig - Extract the .config file from a kernel image
#
# This will only work when the kernel was compiled with CONFIG_IKCONFIG.
#
# The obscure use of the "tr" filter is to work around older versions of
# "grep" that report the byte offset of the line instead of the pattern.
#
# (c) 2009,2010 Dick Streefland <dick@streefland.net>
# Licensed under the terms of the GNU General Public License.
# ----------------------------------------------------------------------

cf1='IKCFG_ST\037\213\010'
cf2='0123456789'

dump_config()
{
	if	pos=`tr "$cf1\n$cf2" "\n$cf2=" < "$1" | grep -abo "^$cf2"`
	then
		pos=${pos%%:*}
		tail -c+$(($pos+8)) "$1" | zcat > $tmp1 2> /dev/null
		if	[ $? != 1 ]
		then	# exit status must be 0 or 2 (trailing garbage warning)
			cat $tmp1
			exit 0
		fi
	fi
}

try_decompress()
{
	for	pos in `tr "$1\n$2" "\n$2=" < "$img" | grep -abo "^$2"`
	do
		pos=${pos%%:*}
		tail -c+$pos "$img" | $3 > $tmp2 2> /dev/null
		dump_config $tmp2
	done
}

# Check invocation:
me=${0##*/}
img=$1
if	[ $# -ne 1 -o ! -s "$img" ]
then
	echo "Usage: $me <kernel-image>" >&2
	exit 2
fi

# Prepare temp files:
tmp1=/tmp/ikconfig$$.1
tmp2=/tmp/ikconfig$$.2
trap "rm -f $tmp1 $tmp2" 0

# Initial attempt for uncompressed images or objects:
dump_config "$img"

# That didn't work, so retry after decompression.
try_decompress '\037\213\010' xy    gunzip
try_decompress '\3757zXZ\000' abcde unxz
try_decompress 'BZh'          xy    bunzip2
try_decompress '\135\0\0\0'   xxx   unlzma
try_decompress '\211\114\132' xy    'lzop -d'
try_decompress '\002\041\114\030' xyy 'lz4 -d -l'
try_decompress '\050\265\057\375' xxx unzstd

# Bail out:
echo "$me: Cannot find kernel config." >&2
exit 1