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Preview: rpm2cpio.sh Size: 1.22 KB

//usr/lib/rpm/rpm2cpio.sh

#!/bin/sh -efu

fatal() {
	echo "$*" >&2
	exit 1
}

pkg="$1"
[ -n "$pkg" -a -e "$pkg" ] ||
	fatal "No package supplied"

_dd() {
	local o="$1"; shift
	dd if="$pkg" skip="$o" iflag=skip_bytes status=none $*
}

calcsize() {
	offset=$(($1 + 8))

	local i b b0 b1 b2 b3 b4 b5 b6 b7

	i=0
	while [ $i -lt 8 ]; do
		b="$(_dd $(($offset + $i)) bs=1 count=1)"
		[ -z "$b" ] &&
			b="0" ||
			b="$(exec printf '%u\n' "'$b")"
		eval "b$i=\$b"
		i=$(($i + 1))
	done

	rsize=$((8 + ((($b0 << 24) + ($b1 << 16) + ($b2 << 8) + $b3) << 4) + ($b4 << 24) + ($b5 << 16) + ($b6 << 8) + $b7))
	offset=$(($offset + $rsize))
}

case "$(_dd 0 bs=8 count=1)" in
	"$(printf '\355\253\356\333')"*) ;; # '\xed\xab\xee\xdb'
	*) fatal "File doesn't look like rpm: $pkg" ;;
esac

calcsize 96
sigsize=$rsize

calcsize $(($offset + (8 - ($sigsize % 8)) % 8))
hdrsize=$rsize

case "$(_dd $offset bs=3 count=1)" in
	"$(printf '\102\132')"*) _dd $offset | bunzip2 ;; # '\x42\x5a'
	"$(printf '\037\213')"*) _dd $offset | gunzip  ;; # '\x1f\x8b'
	"$(printf '\375\067')"*) _dd $offset | xzcat   ;; # '\xfd\x37'
	"$(printf '\135\000')"*) _dd $offset | unlzma  ;; # '\x5d\x00'
	"$(printf '\050\265')"*) _dd $offset | unzstd  ;; # '\x28\xb5'
	*) fatal "Unrecognized rpm file: $pkg" ;;
esac

Name	Size	Perms	Modified	Actions
fileattrs DIR	-	drwxr-xr-x	2025-04-11 16:44:10	Edit Download recursive recursive
macros.d DIR	-	drwxr-xr-x	2026-01-27 23:01:12	Edit Download recursive recursive
platform DIR	-	drwxr-xr-x	2025-03-30 04:15:03	Edit Download recursive recursive
redhat DIR	-	drwxr-xr-x	2025-08-29 23:02:48	Edit Download recursive recursive
brp-scl-compress	1.77 KB	lrwxr-xr-x	2017-08-25 08:23:02	Edit Download recursive recursive
brp-scl-python-bytecompile	3.04 KB	lrwxr-xr-x	2017-08-25 08:23:02	Edit Download recursive recursive
kabi.sh	468 B	lrwxr-xr-x	2023-04-06 08:55:45	Edit Download recursive recursive
kmod.prov	682 B	lrwxr-xr-x	2023-04-06 08:55:45	Edit Download recursive recursive
macros	42.96 KB	lrw-r--r--	2024-12-17 04:11:02	Edit Download recursive recursive
python-macro-helper	634 B	lrw-r--r--	2024-12-17 04:11:01	Edit Download recursive recursive
pythondeps.sh	921 B	lrwxr-xr-x	2023-03-31 15:44:53	Edit Download recursive recursive
pythondistdeps.py	10.92 KB	lrwxr-xr-x	2023-03-31 15:44:53	Edit Download recursive recursive
rpm.daily	296 B	lrw-r--r--	2024-12-17 04:11:01	Edit Download recursive recursive
rpm.log	61 B	lrw-r--r--	2024-12-17 04:11:01	Edit Download recursive recursive
rpm.supp	688 B	lrw-r--r--	2024-12-17 04:11:01	Edit Download recursive recursive
rpm2cpio.sh	1.22 KB	lrwxr-xr-x	2024-12-17 04:11:01	Edit Download recursive recursive
rpmdb_dump	16.51 KB	lrwxr-xr-x	2021-09-21 16:38:10	Edit Download recursive recursive
rpmdb_load	28.61 KB	lrwxr-xr-x	2021-09-21 16:38:10	Edit Download recursive recursive
rpmdb_loadcvt	1.43 KB	lrwxr-xr-x	2024-12-17 04:11:01	Edit Download recursive recursive
rpmdb_recover	16.51 KB	lrwxr-xr-x	2021-09-21 16:38:10	Edit Download recursive recursive
rpmdb_stat	16.48 KB	lrwxr-xr-x	2021-09-21 16:38:10	Edit Download recursive recursive
rpmdb_upgrade	12.45 KB	lrwxr-xr-x	2021-09-21 16:38:10	Edit Download recursive recursive
rpmdb_verify	16.46 KB	lrwxr-xr-x	2021-09-21 16:38:10	Edit Download recursive recursive
rpmpopt-4.14.3	11.20 KB	lrw-r--r--	2024-12-17 04:11:02	Edit Download recursive recursive
rpmrc	16.75 KB	lrw-r--r--	2024-12-17 04:11:02	Edit Download recursive recursive
scldeps.sh	254 B	lrwxr-xr-x	2017-08-25 08:23:02	Edit Download recursive recursive
tgpg	929 B	lrwxr-xr-x	2024-12-17 04:11:01	Edit Download recursive recursive

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