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Last change
on this file since 105afb5 was
c5c522c,
checked in by Edwin Eefting <edwin@datux.nl>, 8 years ago
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initial commit, transferred from cleaned syn3 svn tree
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-
Property mode set to
100755
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File size:
475 bytes
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| 1 | #!/bin/bash |
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| 2 | |
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| 3 | IP=$1 |
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| 4 | |
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| 5 | check() |
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| 6 | { |
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| 7 | A=`echo $IP | cut -f1 -d.` |
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| 8 | B=`echo $IP | cut -f2 -d.` |
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| 9 | C=`echo $IP | cut -f3 -d.` |
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| 10 | D=`echo $IP | cut -f4 -d.` |
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| 11 | |
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| 12 | if [ "$A" -lt "1" -o "$A" -gt "255" ] || [ "$B" -lt "0" -o "$B" -gt "255" ] || [ "$C" -lt "0" -o "$C" -gt "255" ] || [ "$D" -lt "0" -o "$D" -gt "255" ]; then |
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| 13 | exit 1 |
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| 14 | fi |
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| 15 | } |
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| 16 | |
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| 17 | case $1 in |
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| 18 | *[^0-9.]*) exit 1 ;; |
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| 19 | *.*.*.*.*) exit 1 ;; |
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| 20 | [0-9]*.[0-9]*.[0-9]*.[0-9]*) check ;; |
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| 21 | *) exit 1 ;; |
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| 22 | esac |
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| 23 | |
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| 24 | exit 0 |
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