Fix for handling OCSP response in non-blocking mode.

src/ocsp.c

@@ -453,6 +453,7 @@ int CheckOcspRequest(WOLFSSL_OCSP* ocsp, OcspRequest* ocspRequest,
     }
     else {
         /* cert doesn't have extAuthInfo, assuming CERT_GOOD */
+        WOLFSSL_MSG("Cert has no OCSP URL, assuming CERT_GOOD");
         return 0;
     }
 

src/wolfio.c

@@ -1078,6 +1078,13 @@ int wolfIO_HttpProcessResponse(int sfd, const char** appStrList,
                 start[len] = 0;
             }
             else {
+            #ifdef WOLFSSL_NONBLOCK_OCSP
+                result = wolfSSL_LastError();
+                if (result == SOCKET_EWOULDBLOCK) {
+                    return OCSP_WANT_READ;
+                }
+            #endif
+
                 WOLFSSL_MSG("wolfIO_HttpProcessResponse recv http from peer failed");
                 return -1;
             }