From 373258a0c280dfb3401ca8e4a6444d3b655274ec Mon Sep 17 00:00:00 2001
From: Jacob Barthelmeh <jacob@wolfssl.com>
Date: Wed, 15 Aug 2018 09:50:50 -0600
Subject: [PATCH] account for NO_RSA and SP math when printing max RSA key size

---
 examples/client/client.c | 14 ++++++++++++--
 1 file changed, 12 insertions(+), 2 deletions(-)

diff --git a/examples/client/client.c b/examples/client/client.c
index 9188f09ab..be6367d84 100644
--- a/examples/client/client.c
+++ b/examples/client/client.c
@@ -722,8 +722,18 @@ static void Usage(void)
            " NOTE: All files relative to wolfSSL home dir\n");
 
     /* print out so that scripts can know what the max supported key size is */
-    printf("Max key size in bits for build is set at : ");
-#ifdef USE_FAST_MATH
+    printf("Max RSA key size in bits for build is set at : ");
+#ifdef NO_RSA
+    printf("RSA not supported\n");
+#elif defined(WOLFSSL_SP_MATH) /* case of SP math only */
+    #ifndef WOLFSSL_SP_NO_3072
+        printf("3072\n");
+    #elif !defined(WOLFSSL_SP_NO_2048)
+        printf("2048\n");
+    #else
+        printf("0\n");
+    #endif
+#elif defined(USE_FAST_MATH)
     printf("%d\n", FP_MAX_BITS/2);
 #else
     /* normal math has unlimited max size */