Merge branch 'feature/enable_lwip_checksums' into 'master'

lw-IP: Add Kconfig options to enable/disable checksum validation for IP/UDP/ICMP

Closes IDFGH-4349

See merge request espressif/esp-idf!11429

components/lwip/Kconfig

@@ -559,6 +559,28 @@ menu "LWIP"
 
     endmenu # UDP
 
+    menu "Checksums"
+
+        config LWIP_CHECKSUM_CHECK_IP
+            bool "Enable LWIP IP checksums"
+            default n
+            help
+                Enable checksum checking for received IP messages
+
+        config LWIP_CHECKSUM_CHECK_UDP
+            bool "Enable LWIP UDP checksums"
+            default n
+            help
+                Enable checksum checking for received UDP messages
+
+        config LWIP_CHECKSUM_CHECK_ICMP
+            bool "Enable LWIP ICMP checksums"
+            default y
+            help
+                Enable checksum checking for received ICMP messages
+
+    endmenu # Checksums
+
     config LWIP_TCPIP_TASK_STACK_SIZE
         int "TCP/IP Task Stack Size"
         default 3072
@@ -837,6 +859,10 @@ menu "LWIP"
             bool "Enable ICMP debug messages"
             default n
 
+        config LWIP_DHCP_DEBUG
+            bool "Enable DHCP debug messages"
+            default n
+
         config LWIP_IP6_DEBUG
             bool "Enable IP6 debug messages"
             default n
@@ -845,5 +871,9 @@ menu "LWIP"
             bool "Enable ICMP6 debug messages"
             default n
 
+        config LWIP_TCP_DEBUG
+            bool "Enable TCP debug messages"
+            default n
+
     endmenu #debug
 endmenu

components/lwip/port/esp32/include/lwipopts.h

@@ -837,6 +837,15 @@
 #define ICMP6_DEBUG                      LWIP_DBG_OFF
 #endif
 
+/**
+ * DHCP_DEBUG: Enable debugging in dhcp.c.
+ */
+#ifdef CONFIG_LWIP_DHCP_DEBUG
+#define DHCP_DEBUG                      LWIP_DBG_ON
+#else
+#define DHCP_DEBUG                      LWIP_DBG_OFF
+#endif
+
 /**
  * IP_DEBUG: Enable debugging for IP.
  */
@@ -847,7 +856,7 @@
 #endif
 
 /**
- * IP_DEBUG: Enable debugging for IP.
+ * IP6_DEBUG: Enable debugging for IP6.
  */
 #ifdef CONFIG_LWIP_IP6_DEBUG
 #define IP6_DEBUG                        LWIP_DBG_ON
@@ -855,6 +864,15 @@
 #define IP6_DEBUG                        LWIP_DBG_OFF
 #endif
 
+/**
+ * TCP_DEBUG: Enable debugging for TCP.
+ */
+#ifdef CONFIG_LWIP_TCP_DEBUG
+#define TCP_DEBUG                        LWIP_DBG_ON
+#else
+#define TCP_DEBUG                        LWIP_DBG_OFF
+#endif
+
 /**
  * MEMP_DEBUG: Enable debugging in memp.c.
  */
@@ -962,14 +980,13 @@
 #define TCP_WND                         CONFIG_LWIP_TCP_WND_DEFAULT
 
 /**
- * DHCP_DEBUG: Enable debugging in dhcp.c.
+ * LWIP_DEBUG: Enable lwip debugging in other modules.
  */
-#define DHCP_DEBUG                      LWIP_DBG_OFF
 #define LWIP_DEBUG                      LWIP_DBG_OFF
-#define TCP_DEBUG                       LWIP_DBG_OFF
 
-#define CHECKSUM_CHECK_UDP              0
+#define CHECKSUM_CHECK_UDP              CONFIG_LWIP_CHECKSUM_CHECK_UDP
-#define CHECKSUM_CHECK_IP               0
+#define CHECKSUM_CHECK_IP               CONFIG_LWIP_CHECKSUM_CHECK_IP
+#define CHECKSUM_CHECK_ICMP             CONFIG_LWIP_CHECKSUM_CHECK_ICMP
 
 #define LWIP_NETCONN_FULLDUPLEX         1
 #define LWIP_NETCONN_SEM_PER_THREAD     1