#! /bin/bash

IFS=$'\n'

for module in $(grep -E '/lib/modules/.+\.ko$'); do

    if [[ -n $(nm $module | sed -r -ne 's:^0*([0-9a-f]+) A __crc_(.+):0x\1 \2:p') ]]; then

        nm $module \

        | sed -r -ne 's:^0*([0-9a-f]+) A __crc_(.+):0x\1 \2:p' \

        | awk --non-decimal-data '{printf("ksym(%s) = 0x%08x\n", $2, $1)}' \

        | LC_ALL=C sort -u

    else

        ELFRODATA=$(readelf -R .rodata $module | awk '/0x/{printf $2$3$4$5}')

        if [[ -n $(readelf -h $module | grep "little endian") ]]; then

            RODATA=$(echo $ELFRODATA | sed 's/\(..\)\(..\)\(..\)\(..\)/\4\3\2\1/g')

        else

            RODATA=$ELFRODATA

        fi

        for sym in $(nm $module | sed -r -ne 's:^0*([0-9a-f]+) R __crc_(.+):0x\1 \2:p'); do

            echo $sym $RODATA

        done \

        | awk --non-decimal-data '{printf("ksym(%s) = 0x%08s\n", $2, substr($3,($1*2)+1,8))}' \

        | LC_ALL=C sort -u

    fi

done