Allow ssl_renegotiate() to be called in a loop
Previously broken if waiting for network I/O in the middle of a re-handshake
initiated by the client.
diff --git a/include/polarssl/ssl.h b/include/polarssl/ssl.h
index cbec352..6808487 100644
--- a/include/polarssl/ssl.h
+++ b/include/polarssl/ssl.h
@@ -200,7 +200,8 @@
#define SSL_VERIFY_REQUIRED 2
#define SSL_INITIAL_HANDSHAKE 0
-#define SSL_RENEGOTIATION 1
+#define SSL_RENEGOTIATION 1 /* In progress */
+#define SSL_RENEGOTIATION_DONE 2 /* Done */
#define SSL_LEGACY_RENEGOTIATION 0
#define SSL_SECURE_RENEGOTIATION 1