/usr/lib/radare/bin/xtrace is in radare-common 1:1.5.2-6.
This file is owned by root:root, with mode 0o755.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 | #!/bin/sh
#
# Execution trace logger script for GDB
#
# --author pancake <pancake@youterm.com>
#
PROGRAM="$1"
BREAKPOINT="$2"
if [ -z "$PROGRAM" ]; then
echo "Usage: xtrace [program] [pc-addr]"
exit 1
fi
if [ -z "${BREAKPOINT}" ]; then
BREAKPOINT=`readelf -h ${PROGRAM} | grep Entry | awk '{print $4}'`
if [ -z "${BREAKPOINT}" ]; then
echo "ERROR: Cannot determine breakpoint.";
exit 1
fi
fi
#def gob
TMP=`mktemp -t gdb.XXXXXX`
S=$
cat > ${TMP} <<EOF
set height 0
set \$base=0x08040000
set \$mask=0xffff0000
break *${BREAKPOINT}
run
while(1)
stepi
if (((long)${S}eip & (long)${S}mask) == (long)${S}base)
disassemble ${S}eip ${S}eip+1
end
end
quit
EOF
shift ; shift
cat ${TMP}
gdb -batch -n -q -x ${TMP} --args ${PROGRAM} $@ | grep : | grep -v Dump
rm ${TMP}
|