TLS API refactor

examples/stm32/nucleo-f746zg-make-baremetal-builtin/Makefile

@@ -41,7 +41,7 @@ mbedtls:        # mbedTLS library
 	git clone --depth 1 -b v2.28.2 https://github.com/mbed-tls/mbedtls $@
 
 ifeq ($(TLS), mbedtls)
-CFLAGS += -DMG_ENABLE_MBEDTLS=1 -Wno-conversion -Imbedtls/include
+CFLAGS += -DMG_TLS=MG_TLS_MBED -Wno-conversion -Imbedtls/include
 CFLAGS += -DMBEDTLS_CONFIG_FILE=\"mbedtls_config.h\" mbedtls/library/*.c
 firmware.elf: mbedtls
 endif
@@ -58,4 +58,4 @@ test: update
 #	grep 'MQTT connected' /tmp/output.txt   # Check for MQTT connection success
 
 clean:
-	$(RM) firmware.* *.su cmsis_core cmsis_f7
+	$(RM) firmware.* *.su cmsis_core cmsis_f7 mbedtls

examples/stm32/nucleo-f746zg-make-baremetal-builtin/mbedtls_config.h

@@ -2,10 +2,12 @@
 #include <limits.h>
 
 #define MBEDTLS_NO_PLATFORM_ENTROPY
-//#define MBEDTLS_ENTROPY_HARDWARE_ALT
+#define MBEDTLS_ENTROPY_HARDWARE_ALT
 #define MBEDTLS_SSL_OUT_CONTENT_LEN    2048
 #define MBEDTLS_ALLOW_PRIVATE_ACCESS
 #define MBEDTLS_HAVE_TIME
+#define MBEDTLS_SSL_SESSION_TICKETS
+#define MBEDTLS_SSL_KEEP_PEER_CERTIFICATE
 
 #define MBEDTLS_CIPHER_MODE_CBC
 #define MBEDTLS_ECP_DP_SECP256R1_ENABLED
@@ -40,9 +42,10 @@
 #define MBEDTLS_AES_FEWER_TABLES
 #define MBEDTLS_PEM_PARSE_C
 #define MBEDTLS_BASE64_C
+#define MBEDTLS_SSL_TICKET_C
 
-// TLS 1.2
 #define MBEDTLS_SSL_PROTO_TLS1_2
+#define MBEDTLS_SSL_PROTO_TLS1_3
 #define MBEDTLS_KEY_EXCHANGE_ECDHE_ECDSA_ENABLED
 #define MBEDTLS_GCM_C
 #define MBEDTLS_ECDH_C