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base-files: ipcalc.sh: trim for statement

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For gawk compatibility.

Signed-off-by: Leon M. George <leon@georgemail.eu>
This commit is contained in:
Leon M. George 2022-10-14 14:08:19 +02:00 committed by Christian Marangi
parent e4bd3de1be
commit 2903924b57
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1 changed files with 8 additions and 2 deletions
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package/base-files/files/bin/ipcalc.sh
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@ -10,14 +10,20 @@ function bitcount(c) {
}
function ip2int(ip) {
for (ret=0,n=split(ip,a,"\."),x=1;x<=n;x++) ret=or(lshift(ret,8),a[x])
ret=0
n=split(ip,a,"\.")
for (x=1;x<=n;x++)
ret=or(lshift(ret,8),a[x])
return ret
}
function int2ip(ip,ret,x) {
ret=and(ip,255)
ip=rshift(ip,8)
for(;x<3;ret=and(ip,255)"."ret,ip=rshift(ip,8),x++);
for(;x<3;x++) {
ret=and(ip,255)"."ret
ip=rshift(ip,8)
}
return ret
}