#!/bin/sh
# DF-2597 run — probes whether TCP_SIGNATURE is reachable on the running kernel.
# Exit 0/5 semantics handled inside poc.c:
#   RUN_EXIT=5  -> TCP_SIGNATURE not compiled in (setsockopt ENOPROTOOPT);
#                  the overflow code path is dead/unreachable on this kernel.
#   RUN_EXIT=0  -> TCP_SIGNATURE compiled in; SYN emit attempted (would overflow
#                  opt[] on the unpatched code).
set -e
cd "$(dirname "$0")"
./poc 18097
echo "RUN_EXIT=$?"