Revision 18290,
1004 bytes
checked in by zacheiss, 22 years ago
(diff) |
This commit was generated by cvs2svn to compensate for changes in r18289,
which included commits to RCS files with non-trunk default branches.
|
Line | |
---|
1 | # |
---|
2 | # inet2hex - Internet address conversion, dotted-decimal to hex |
---|
3 | # |
---|
4 | inet2hex () |
---|
5 | { |
---|
6 | local IFS |
---|
7 | |
---|
8 | IFS=. |
---|
9 | set -- $1 |
---|
10 | |
---|
11 | if (( $# != 4 )); then |
---|
12 | echo "inet2hex: incorrect input format: $1" >&2 |
---|
13 | echo "inet2hex: usage: inet2hex XX.XX.XX.XX" >&2 |
---|
14 | return 2 |
---|
15 | fi |
---|
16 | |
---|
17 | printf "0x%02x%02x%02x%02x\n" $1 $2 $3 $4 |
---|
18 | } |
---|
19 | |
---|
20 | # |
---|
21 | # hex2inet - Internet address conversion, hex to dotted-decimal |
---|
22 | # |
---|
23 | hex2inet () |
---|
24 | { |
---|
25 | local x1 x2 x3 x4 |
---|
26 | local rev |
---|
27 | |
---|
28 | OPTIND=1 |
---|
29 | while getopts "r" o |
---|
30 | do |
---|
31 | case "$o" in |
---|
32 | r) rev=true;; |
---|
33 | *) echo "hex2inet: usage: hex2inet [-r] [0x]XXXXXXXX" >&2 ; exit 2;; |
---|
34 | esac |
---|
35 | done |
---|
36 | shift $(( $OPTIND - 1 )) |
---|
37 | |
---|
38 | case "$1" in |
---|
39 | 0x*) h=${1#??} ;; |
---|
40 | *) h=$1 ;; |
---|
41 | esac |
---|
42 | |
---|
43 | if (( ${#h} != 8 )); then |
---|
44 | echo "hex2inet: $h not in inet format" >&2 |
---|
45 | echo "hex2inet: usage: hex2inet [0x]XXXXXXXX" >&2 |
---|
46 | return 2 |
---|
47 | fi |
---|
48 | |
---|
49 | x1=$(( 0x${h:0:2} )) |
---|
50 | x2=$(( 0x${h:2:2} )) |
---|
51 | x3=$(( 0x${h:4:2} )) |
---|
52 | x4=$(( 0x${h:6:2} )) |
---|
53 | |
---|
54 | if [ -z "$rev" ] ; then |
---|
55 | printf "%d.%d.%d.%d\n" $x1 $x2 $x3 $x4 |
---|
56 | else |
---|
57 | printf "%d.%d.%d.%d\n" $x4 $x3 $x2 $x1 |
---|
58 | fi |
---|
59 | return 0 |
---|
60 | } |
---|
Note: See
TracBrowser
for help on using the repository browser.