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42 lines
1.1 KiB
Text
42 lines
1.1 KiB
Text
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#!/bin/sh
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# bz64wrap - the sending side of a bzip2 | base64 stream
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# Andreas Dilger <adilger@clusterfs.com> Jan 2002
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PATH=$PATH:/usr/bin:/usr/local/bin:/usr/freeware/bin
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# A program to generate base64 encoding on stdout
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BASE64_ENCODE="uuencode -m /dev/stdout"
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BASE64_BEGIN=
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BASE64_END=
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BZIP=NO
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BASE64=NO
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# Test if we have the bzip program installed
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bzip2 -c /dev/null > /dev/null 2>&1 && BZIP=YES
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# Test if uuencode can handle the -m (MIME) encoding option
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$BASE64_ENCODE < /dev/null > /dev/null 2>&1 && BASE64=YES
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if [ $BASE64 = NO ]; then
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BASE64_ENCODE=mimencode
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BASE64_BEGIN="begin-base64 644 -"
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BASE64_END="===="
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$BASE64_ENCODE < /dev/null > /dev/null 2>&1 && BASE64=YES
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fi
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if [ $BZIP = NO -o $BASE64 = NO ]; then
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echo "$0: can't use bz64 encoding: bzip2=$BZIP, $BASE64_ENCODE=$BASE64"
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exit 1
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fi
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# Sadly, mimencode does not appear to have good "begin" and "end" markers
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# like uuencode does, and it is picky about getting the right start/end of
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# the base64 stream, so we handle this internally.
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echo "$BASE64_BEGIN"
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bzip2 -9 | $BASE64_ENCODE
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echo "$BASE64_END"
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