Refactor MIP strategy and first driver (CMSIS)

src/drivers/cmsis.c

@@ -40,10 +40,6 @@ static bool cmsis_init(struct mg_tcpip_if *ifp) {
     memcpy(&addr, ifp->mac, sizeof(addr));
     mac->SetMacAddress(&addr);
   }
-#if MG_TCPIP_MCAST
-  memcpy(&addr, mcast_addr, sizeof(addr));
-  mac->SetAddressFilter(&addr, 1);
-#endif
   phy->PowerControl(ARM_POWER_FULL);
   phy->SetInterface(cap.media_interface);
   phy->SetMode(ARM_ETH_PHY_AUTO_NEGOTIATE);
@@ -60,7 +56,20 @@ static size_t cmsis_tx(const void *buf, size_t len, struct mg_tcpip_if *ifp) {
   return len;
 }
 
+static void cmsis_update_hash_table(struct mg_tcpip_if *ifp) {
+  // TODO(): read database, rebuild hash table
+  ARM_DRIVER_ETH_MAC *mac = &Driver_ETH_MAC0;
+  ARM_ETH_MAC_ADDR addr;
+  memcpy(&addr, mcast_addr, sizeof(addr));
+  mac->SetAddressFilter(&addr, 1);
+  (void) ifp;
+}
+
 static bool cmsis_poll(struct mg_tcpip_if *ifp, bool s1) {
+  if (ifp->update_mac_hash_table) {
+    cmsis_update_hash_table(ifp);
+    ifp->update_mac_hash_table = false;
+  }
   if (!s1) return false;
   ARM_DRIVER_ETH_PHY *phy = &Driver_ETH_PHY0;
   ARM_DRIVER_ETH_MAC *mac = &Driver_ETH_MAC0;

src/drivers/cyw.c

@@ -784,10 +784,6 @@ static bool cyw_init(uint8_t *mac) {
       MG_ERROR(("read MAC failed"));
     }
   }
-#if MG_TCPIP_MCAST
-  val = 1; if (!cyw_ioctl_iovar_set2_(0, "mcast_list", (uint8_t *)&val, sizeof(val), (uint8_t *)mcast_addr, sizeof(mcast_addr))) return false;
-  mg_delayms(50);
-#endif
   return true;
 }
 // clang-format on
@@ -1188,4 +1184,9 @@ bool mg_wifi_ap_stop(void) {
   return cyw_wifi_ap_stop();
 }
 
+void mg_tcpip_driver_multicast_add(const uint8_t mcast_addr) {
+  val = 1; cyw_ioctl_iovar_set2_(0, "mcast_list", (uint8_t *)&val, sizeof(val), (uint8_t *)mcast_addr, sizeof(mcast_addr));
+  //mg_delayms(50);
+}
+
 #endif

src/drivers/stm32f.c

@@ -152,7 +152,7 @@ static bool mg_tcpip_driver_stm32f_init(struct mg_tcpip_if *ifp) {
   ETH->MACA0LR = (uint32_t) (ifp->mac[3] << 24) |
                  ((uint32_t) ifp->mac[2] << 16) |
                  ((uint32_t) ifp->mac[1] << 8) | ifp->mac[0];
-#if MG_TCPIP_MCAST
+#if 0 //MG_TCPIP_MCAST
   // enable multicast
   ETH->MACA1LR = (uint32_t) mcast_addr[3] << 24 |
                  (uint32_t) mcast_addr[2] << 16 |