IPSEC TEST: various hash alogrithms

Change-Id: I925aa5bf9472e81f98072d63df499b19e6ddf43d
Signed-off-by: Neale Ranns <nranns@cisco.com>
diff --git a/src/vnet/ipsec/esp.h b/src/vnet/ipsec/esp.h
index 4b67eb2..1e7f082 100644
--- a/src/vnet/ipsec/esp.h
+++ b/src/vnet/ipsec/esp.h
@@ -57,7 +57,7 @@
 #define ESP_SEQ_MAX		(4294967295UL)
 #define ESP_MAX_BLOCK_SIZE	(16)
 #define ESP_MAX_IV_SIZE		(16)
-#define ESP_MAX_ICV_SIZE	(16)
+#define ESP_MAX_ICV_SIZE	(32)
 
 u8 *format_esp_header (u8 * s, va_list * args);