for lean-psk build: remove big int math, MD4, error strings

configure.ac

@@ -206,6 +206,7 @@ then
     AM_CFLAGS="$AM_CFLAGS -DLARGE_STATIC_BUFFERS -DCYASSL_CERT_GEN -DCYASSL_KEY_GEN -DHUGE_SESSION_CACHE -DOPENSSL_EXTRA -DFP_MAX_BITS=8192 -DCYASSL_DER_LOAD -DCYASSL_ALT_NAMES -DCYASSL_TEST_CERT"
 fi
 
+ENABLED_SLOWMATH="yes"
 
 # lean psk build 
 AC_ARG_ENABLE(leanpsk,
@@ -216,7 +217,8 @@ AC_ARG_ENABLE(leanpsk,
 
 if test "$ENABLED_LEANPSK" = "yes"
 then
-    AM_CFLAGS="$AM_CFLAGS -DCYASSL_LEANPSK -DHAVE_NULL_CIPHER -DNO_AES -DNO_FILESYSTEM -DNO_RSA -DNO_DSA -DNO_DH -DNO_CERTS"
+    AM_CFLAGS="$AM_CFLAGS -DCYASSL_LEANPSK -DHAVE_NULL_CIPHER -DNO_AES -DNO_FILESYSTEM -DNO_RSA -DNO_DSA -DNO_DH -DNO_CERTS -DNO_PWDBASED -DNO_DES3 -DNO_MD4 -DNO_ERROR_STRINGS"
+    ENABLED_SLOWMATH="no"
 fi
 
 AM_CONDITIONAL([BUILD_LEANPSK], [test "x$ENABLED_LEANPSK" = "xyes"])
@@ -232,6 +234,7 @@ AC_ARG_ENABLE(fastmath,
 if test "x$ENABLED_FASTMATH" = "xyes"
 then
     AM_CFLAGS="$AM_CFLAGS -DUSE_FAST_MATH"
+    ENABLED_SLOWMATH="no"
 fi
 
 
@@ -251,10 +254,11 @@ if test "$ENABLED_FASTHUGEMATH" = "yes"
 then
     ENABLED_FASTMATH="yes"
     AM_CFLAGS="$AM_CFLAGS -DUSE_FAST_MATH"
+    ENABLED_SLOWMATH="no"
 fi
 
 AM_CONDITIONAL([BUILD_FASTMATH], [test "x$ENABLED_FASTMATH" = "xyes"])
-
+AM_CONDITIONAL([BUILD_SLOWMATH], [test "x$ENABLED_SLOWMATH" = "xyes"])
 
 # big cache
 AC_ARG_ENABLE(bigcache,

ctaocrypt/src/error.c

@@ -37,6 +37,7 @@ void CTaoCryptErrorString(int error, char* buffer)
 
 #ifdef NO_ERROR_STRINGS
 
+    (void)error;
     XSTRNCPY(buffer, "no support for error strings built in", max);
 
 #else

ctaocrypt/test/test.c

@@ -150,18 +150,22 @@ void ctaocrypt_test(void* args)
 
     ((func_args*)args)->return_code = -1; /* error state */
 
+#if !defined(CYASSL_LEANPSK)
     if (CheckCtcSettings() != 1)
         err_sys("Build vs runtime math mismatch\n", -1234);
 
 #ifdef USE_FAST_MATH
     if (CheckFastMathSettings() != 1)
         err_sys("Build vs runtime fastmath FP_MAX_BITS mismatch\n", -1235);
-#endif
-    
+#endif /* USE_FAST_MATH */
+#endif /* !CYASSL_LEANPSK */
+
+#ifdef NO_MD5
     if ( (ret = md5_test()) ) 
         err_sys("MD5      test failed!\n", ret);
     else
         printf( "MD5      test passed!\n");
+#endif
 
 #ifdef CYASSL_MD2
     if ( (ret = md2_test()) ) 

src/include.am

@@ -10,15 +10,12 @@ src_libcyassl_la_SOURCES = \
                src/ssl.c \
                src/tls.c  \
                ctaocrypt/src/coding.c \
-               ctaocrypt/src/des3.c \
-               ctaocrypt/src/hmac.c \
                ctaocrypt/src/md5.c \
-               ctaocrypt/src/md4.c \
+               ctaocrypt/src/hmac.c \
                ctaocrypt/src/random.c \
                ctaocrypt/src/sha.c \
                ctaocrypt/src/sha256.c \
                ctaocrypt/src/arc4.c \
-               ctaocrypt/src/pwdbased.c \
                ctaocrypt/src/logging.c \
                ctaocrypt/src/error.c \
                ctaocrypt/src/memory.c
@@ -29,9 +26,12 @@ src_libcyassl_la_CPPFLAGS = -DBUILDING_CYASSL $(AM_CPPFLAGS)
 
 if !BUILD_LEANPSK
 src_libcyassl_la_SOURCES += ctaocrypt/src/rsa.c \
+                            ctaocrypt/src/des3.c \
+                            ctaocrypt/src/md4.c \
                             ctaocrypt/src/asn.c \
                             ctaocrypt/src/dh.c \
                             ctaocrypt/src/dsa.c \
+                            ctaocrypt/src/pwdbased.c \
                             ctaocrypt/src/aes.c
 endif
 
@@ -69,7 +69,9 @@ endif
 
 if BUILD_FASTMATH
 src_libcyassl_la_SOURCES += ctaocrypt/src/tfm.c
-else
+endif
+
+if BUILD_SLOWMATH
 src_libcyassl_la_SOURCES += ctaocrypt/src/integer.c
 endif
 

src/internal.c

@@ -4176,6 +4176,7 @@ void SetErrorString(int error, char* str)
 
 #ifdef NO_ERROR_STRINGS
 
+    (void)error;
     XSTRNCPY(str, "no support for error strings built in", max);
 
 #else