From 88882e31cdb6d1c3dedecdeffc207ed33cf043f4 Mon Sep 17 00:00:00 2001
From: Martin Hurton <hurtonm@gmail.com>
Date: Fri, 4 Oct 2013 08:20:55 +0200
Subject: [PATCH] Stop curve handshake when cookie box verification fails

---
 src/curve_server.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/curve_server.cpp b/src/curve_server.cpp
index afe07cff..a3244418 100644
--- a/src/curve_server.cpp
+++ b/src/curve_server.cpp
@@ -371,7 +371,7 @@ int zmq::curve_server_t::process_initiate (msg_t *msg_)
     //  Check cookie plain text is as expected [C' + s']
     if (memcmp (cookie_plaintext + crypto_secretbox_ZEROBYTES, cn_client, 32)
     ||  memcmp (cookie_plaintext + crypto_secretbox_ZEROBYTES + 32, cn_secret, 32)) {
-        errno = EAGAIN;
+        errno = EPROTO;
         return -1;
     }