# HG changeset patch
# User Christian Urban <christian dot urban at kcl dot ac dot uk>
# Date 1412627011 -3600
# Node ID 9c2fa54c7c2dbc2c2db6a11e0a098f392d3487fa
# Parent  1d2744383b7a4771db90fa384c6e854f8c480c0f
updated

diff -r 1d2744383b7a -r 9c2fa54c7c2d handouts/ho03.pdf
Binary file handouts/ho03.pdf has changed
diff -r 1d2744383b7a -r 9c2fa54c7c2d handouts/ho03.tex
--- a/handouts/ho03.tex	Mon Oct 06 21:04:33 2014 +0100
+++ b/handouts/ho03.tex	Mon Oct 06 21:23:31 2014 +0100
@@ -142,6 +142,11 @@
 to a destination \pcode{dst}. The important point is that it
 copies the data until it reaches a zero-byte (\code{"\\0"}). 
 
+\begin{figure}[p]
+\lstinputlisting[language=C]{../progs/C2.c}
+\caption{A suspicious login implementation.\label{C2}}
+\end{figure}
+
 \bigskip\bigskip
 \subsubsection*{A Crash-Course on GDB}
 
diff -r 1d2744383b7a -r 9c2fa54c7c2d progs/README
--- a/progs/README	Mon Oct 06 21:04:33 2014 +0100
+++ b/progs/README	Mon Oct 06 21:23:31 2014 +0100
@@ -1,3 +1,8 @@
+to switch off address randomization
+
+echo 0 | sudo tee /proc/sys/kernel/randomize_va_space
+
+
 
 C0.c