initial commit

Author: camjjack

README.md

@@ -1 +1,4 @@
-# ctfrun
+# ctfrun
+
+# usage
+        ./ctfrun debug|d)|(run|r) BINARY

ctfrun.sh

@@ -0,0 +1,42 @@
+#!/bin/bash
+
+GDB_CMD_FILE="gdb_cmds.gdb"
+
+pkill socat
+
+# Be verbose
+set -e
+
+function usage {
+    echo "Usage: $0 (debug|d)|(run|r) BINARY"
+    exit 1
+}
+
+if [[ $# -ne 2 ]]; then
+    usage
+fi
+
+# Get absolute address
+BINARY="$(readlink -f "$2")"
+BIN_DIR="$(dirname "${BINARY}")"
+BIN_NAME="$(basename "${BINARY}")"
+
+# Change working directory to binary's dir
+ORIGINAL_WD="$(pwd)"
+cd "${BIN_DIR}"
+
+CMD="socat TCP4-LISTEN:2600,bind=127.0.0.1,fork,reuseaddr EXEC:./${BIN_NAME}"
+GDB_CMD_FILE=${ORIGINAL_WD}/${GDB_CMD_FILE}
+
+case "$1" in
+d|debug)
+    gdb -x ${GDB_CMD_FILE} --args $CMD
+    ;;
+r|run)
+    $CMD
+    ;;
+*)
+    echo "Invalid command"
+    usage
+    ;;
+esac

gdb_cmds.gdb

@@ -0,0 +1,11 @@
+catch exec
+r
+
+# Hit exec catchpoint
+
+# Set breakpoints
+
+break main
+
+# Continue executing (until we hit a breakpoint)
+c