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#!/bin/sh
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#
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# Run me to update the file in the package repo.
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#
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OUI_URL=http://standards.ieee.org/develop/regauth/oui/oui.txt
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OUI_FILE=/usr/local/share/nmap/nmap-mac-prefixes
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#OUI_FILE=nmap-mac-prefixes
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TEMP_FILE=/tmp/oui-prefixes.txt
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# Prepare file
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if [ -f ${TEMP_FILE} ]; then
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rm -f ${TEMP_FILE}
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fi
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echo "# Raw data obtained from ${OUI_URL}" > ${TEMP_FILE}
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echo "# Unregistered OUIs at the end are from NMAP - http://nmap.org/" >> ${TEMP_FILE}
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/usr/bin/fetch -qo - ${OUI_URL} | /usr/bin/grep "base 16" | /usr/bin/sed -r 's/[[:blank:]]+/ /g' | /usr/bin/cut -c1-7,18- >> ${TEMP_FILE}
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# Make sure it's valid
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# Line count should be over 17,000
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OUTPUT_WORD_COUNT=`/usr/bin/wc -l ${TEMP_FILE} | /usr/bin/awk '{print $1;}'`
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# Spot check one line should contain "589CFC.*FreeBSD"
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OUTPUT_CHECK=`/usr/bin/grep -ci "589CFC.*FreeBSD" ${TEMP_FILE}`
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if [ ${OUTPUT_WORD_COUNT} -gt 17000 ] && [ ${OUTPUT_CHECK} = 1 ]; then
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# Stuff in some missing prefixes
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echo "00FFD1 Cooperative Linux virtual NIC" >> ${TEMP_FILE}
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echo "2C7AFE IEE&E Black ops" >> ${TEMP_FILE}
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echo "525400 QEMU Virtual NIC" >> ${TEMP_FILE}
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echo "B0C420 Bochs Virtual NIC" >> ${TEMP_FILE}
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echo "DEADCA PearPC Virtual NIC" >> ${TEMP_FILE}
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echo "F0FB56 Apple" >> ${TEMP_FILE}
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if [ -f ${OUI_FILE} ]; then
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rm -f ${OUI_FILE}
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fi
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mkdir -p `/usr/bin/dirname ${OUI_FILE}`
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mv ${TEMP_FILE} ${OUI_FILE}
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fi
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