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#!/bin/bash
ASM="b43-asm"
DASM="b43-dasm"
SUM="sha1sum"
TMPDIR="/tmp"
if [ $# -ne 1 ]; then
echo "b43-(d)asm trivial selftest"
echo "This selftest will take the binary input file, disassemble"
echo "it, assemble it and compare the two binaries."
echo
echo "Usage: $0 /path/to/binary"
exit 1
fi
infile="$1"
if ! [ -r "$infile" ]; then
echo "Can not read input binary $infile"
exit 1
fi
rnd="$RANDOM"
asmfile="$TMPDIR/b43-asm-selftest-$rnd.asm"
outfile="$TMPDIR/b43-asm-selftest-$rnd.bin"
function cleanup
{
rm -f "$asmfile"
rm -f "$outfile"
}
cleanup
$DASM "$infile" "$asmfile"
err=$?
if [ $err -ne 0 ]; then
echo "Disassembling FAILED: $err"
cleanup
exit 1
fi
$ASM "$asmfile" "$outfile"
err=$?
if [ $err -ne 0 ]; then
echo "Assembling FAILED: $err"
cleanup
exit 1
fi
orig_sum="$($SUM "$infile" | cut -f1 -d ' ')"
err=$?
if [ $err -ne 0 ] || [ -z "$orig_sum" ]; then
echo "Checksumming of input file failed: $err"
cleanup
exit 1
fi
out_sum="$($SUM "$outfile" | cut -f1 -d ' ')"
err=$?
if [ $err -ne 0 ] || [ -z "$out_sum" ]; then
echo "Checksumming of reassembled file failed: $err"
cleanup
exit 1
fi
cleanup
echo "Input file checksum: $orig_sum"
echo "Re-assembled checksum: $out_sum"
echo
if [ "$orig_sum" != "$out_sum" ]; then
echo "FAILURE: Checksums don't match!"
exit 1
fi
echo "Checksums match"
exit 0
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