From 030277ab1e535a5f5a55327c35dc02e111d7f1a8 Mon Sep 17 00:00:00 2001
From: Paul Bakker <p.j.bakker@polarssl.org>
Date: Tue, 17 Apr 2012 12:24:26 +0000
Subject: [PATCH]  - Updated error.c to include GCM errors

---
 library/error.c | 9 +++++++++
 1 file changed, 9 insertions(+)

diff --git a/library/error.c b/library/error.c
index 195ae2056..471910d63 100644
--- a/library/error.c
+++ b/library/error.c
@@ -63,6 +63,10 @@
 #include "polarssl/entropy.h"
 #endif
 
+#if defined(POLARSSL_GCM_C)
+#include "polarssl/gcm.h"
+#endif
+
 #if defined(POLARSSL_MD_C)
 #include "polarssl/md.h"
 #endif
@@ -440,6 +444,11 @@ void error_strerror( int ret, char *buf, size_t buflen )
         snprintf( buf, buflen, "ENTROPY - No sources have been added to poll" );
 #endif /* POLARSSL_ENTROPY_C */
 
+#if defined(POLARSSL_GCM_C)
+    if( use_ret == -(POLARSSL_ERR_GCM_AUTH_FAILED) )
+        snprintf( buf, buflen, "GCM - Authenticated decryption failed" );
+#endif /* POLARSSL_GCM_C */
+
 #if defined(POLARSSL_MD2_C)
     if( use_ret == -(POLARSSL_ERR_MD2_FILE_IO_ERROR) )
         snprintf( buf, buflen, "MD2 - Read/write error in file" );