wolfSSL_get_rbio,wolfSSL_get_wbio.

fix to check XBADFILE in wolfSSL_BIO_write_file.

examples/client/client.c

@@ -1046,7 +1046,7 @@ THREAD_RETURN WOLFSSL_THREAD client_test(void* args)
     #if (defined(HAVE_ECC) && !defined(ALT_ECC_SIZE)) \
         || defined(SESSION_CERTS)
         /* big enough to handle most cases including session certs */
-        byte memory[320000];
+        byte memory[370000];
     #else
         byte memory[80000];
     #endif

src/bio.c

@@ -1117,7 +1117,7 @@ int wolfSSL_BIO_write_filename(WOLFSSL_BIO *bio, char *name)
         }
 
         bio->file = XFOPEN(name, "w");
-        if (bio->file == NULL) {
+        if (bio->file == XBADFILE) {
             return WOLFSSL_FAILURE;
         }
         bio->close = BIO_CLOSE;

src/ssl.c

@@ -33177,11 +33177,13 @@ int wolfSSL_SSL_CTX_remove_session(WOLFSSL_CTX *ctx, WOLFSSL_SESSION *s)
 BIO *wolfSSL_SSL_get_rbio(const WOLFSSL *s)
 {
     WOLFSSL_ENTER("wolfSSL_SSL_get_rbio");
-    (void)s;
     /* Nginx sets the buffer size if the read BIO is different to write BIO.
      * The setting buffer size doesn't do anything so return NULL for both.
      */
-    return NULL;
+    if (s == NULL)
+        return NULL;
+
+    return s->biord;
 }
 BIO *wolfSSL_SSL_get_wbio(const WOLFSSL *s)
 {
@@ -33190,7 +33192,10 @@ BIO *wolfSSL_SSL_get_wbio(const WOLFSSL *s)
     /* Nginx sets the buffer size if the read BIO is different to write BIO.
      * The setting buffer size doesn't do anything so return NULL for both.
      */
-    return NULL;
+    if (s == NULL)
+        return NULL;
+
+    return s->biowr;
 }
 
 int wolfSSL_SSL_do_handshake(WOLFSSL *s)

wolfssl/wolfcrypt/memory.h

@@ -106,7 +106,7 @@ WOLFSSL_API int wolfSSL_GetAllocators(wolfSSL_Malloc_cb*,
             #define WOLFMEM_BUCKETS 64,128,256,512,1024,2432,3456,4544,24576
         #else
             /* increase 23k for object member of WOLFSSL_X509_NAME_ENTRY */
-            #define WOLFMEM_BUCKETS 64,128,256,512,1024,2432,3456,4544,23088 
+            #define WOLFMEM_BUCKETS 64,128,256,512,1024,2432,3456,4544,23248
         #endif
     #endif
     #ifndef WOLFMEM_DIST