remove rsa gaurd its jsut normal byte conversion

Author: aidangarske

src/tpm2_wrap.c

@@ -3528,17 +3528,17 @@ int wolfTPM2_RsaKey_TpmToPemPub(WOLFTPM2_DEV* dev, WOLFTPM2_KEY* tpmKey,
 #endif /* !NO_RSA */
 #endif /* !NO_ASN */
 
-#ifndef NO_RSA
+/* Convert big-endian byte array to native word32 */
 word32 wolfTPM2_RsaKey_Exponent(const byte* e, word32 eSz)
 {
     word32 exponent = 0, i;
-    /* Convert big-endian bytes to native word32 */
     for (i = 0; i < eSz && i < sizeof(word32); i++) {
         exponent = (exponent << 8) | e[i];
     }
     return exponent;
 }
 
+#ifndef NO_RSA
 int wolfTPM2_RsaKey_TpmToWolf(WOLFTPM2_DEV* dev, WOLFTPM2_KEY* tpmKey,
     RsaKey* wolfKey)
 {

wolftpm/tpm2_wrap.h

@@ -1320,8 +1320,6 @@ WOLFTPM_API int wolfTPM2_ImportPublicKeyBuffer(WOLFTPM2_DEV* dev, int keyType,
 WOLFTPM_API int wolfTPM2_ExportPublicKeyBuffer(WOLFTPM2_DEV* dev, WOLFTPM2_KEY* tpmKey,
     int encodingType, byte* out, word32* outSz);
 
-#ifndef NO_RSA
-
 /*!
     \ingroup wolfTPM2_Wrappers
     \brief Converts a big-endian byte array to a native word32 value.
@@ -1334,6 +1332,8 @@ WOLFTPM_API int wolfTPM2_ExportPublicKeyBuffer(WOLFTPM2_DEV* dev, WOLFTPM2_KEY*
 */
 WOLFTPM_API word32 wolfTPM2_RsaKey_Exponent(const byte* e, word32 eSz);
 
+#ifndef NO_RSA
+
 /*!
     \ingroup wolfTPM2_Wrappers
     \brief Helper function to import Der rsa key directly