fix TLS multiple-record-per-frame handling in bare metal

test/mip_tap_test.c

@@ -198,6 +198,8 @@ static int fetch(struct mg_mgr *mgr, char *buf, const char *url,
   mg_vprintf(c, fmt, &ap);
   va_end(ap);
   buf[0] = '\0';
+  // - TLS: multiple (small) records: allow enough loops so mg_mgr_poll can
+  // process buffered records when no more frames are coming in
   for (i = 0; i < 500 && buf[0] == '\0' && !fd.closed; i++) {
     mg_mgr_poll(mgr, 0);
     usleep(5000);  // 5 ms. Slow down poll loop to ensure packet transit, but
@@ -403,7 +405,6 @@ int main(void) {
 
   // Events
   struct mg_mgr mgr;  // Event manager
-  mg_log_set(MG_LL_DEBUG);
   mg_mgr_init(&mgr);  // Initialise event manager
 
   // MIP driver

test/tls_multirec/patched_mongoose.c

@@ -11300,7 +11300,7 @@ void mg_tls_free(struct mg_connection *c) {
 long mg_tls_send(struct mg_connection *c, const void *buf, size_t len) {
   struct tls_data *tls = (struct tls_data *) c->tls;
   long n = MG_IO_WAIT;
-  size_t maxsize = 1024, encrypted = 0;
+  size_t maxsize = 256, encrypted = 0;
   if (len > MG_IO_SIZE) len = MG_IO_SIZE;
   if (len > 16384) len = 16384;
   while (encrypted < len) {