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#!/bin/bash
# This script converts a received sms file into a pure unicode text file.
if [ $# -ne 1 ]; then
echo "Usage: sms2unicode filename"
exit 1
fi
if grep "Alphabet:.*UCS" $1 >/dev/null; then
ucs2=true
else
ucs2=false
fi
echo -en "\xFE\xFF"
text=`od -t x1 $1 | cut -c8-99`
foundstart="false"
previous=""
for character in $text; do
# Search for the start of the 16 bit part. Starts after "0a 0a"
if [ "$foundstart" = "false" ]; then
if [ "$character" = "0a" ] && [ "$previous" = "0a" ]; then
foundstart="true"
fi
if [ "$character" = "0a" ] && [ "$previous" != "0d" ]; then
echo -en "\x00\x0d\x00\x$character"
else
echo -en "\x00\x$character"
fi
else
if [ "$ucs2" = "false" ]; then
if [ "$character" = "0a" ] && [ "$previous" != "0d" ]; then
echo -en "\x00\x0d\x00\x$character"
else
echo -en "\x00\x$character"
fi
else
echo -en "\x$character"
fi
fi
previous="$character"
done
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