extmod: Always use custom mbedtls error message code.

All ports that use mbedtls use the custom error messages in
mp_mbedtls_errors.c.  This commit simplifies the build so that ports don't
need to explicitly add this file, it's now used by default when mbedtls is
enabled.

Signed-off-by: Damien George <damien@micropython.org>

extmod/extmod.cmake

@@ -114,6 +114,7 @@ if(MICROPY_SSL_MBEDTLS)
     )
 
     target_sources(micropy_lib_mbedtls INTERFACE
+        ${MICROPY_DIR}/lib/mbedtls_errors/mp_mbedtls_errors.c
         ${MICROPY_LIB_MBEDTLS_DIR}/library/aes.c
         ${MICROPY_LIB_MBEDTLS_DIR}/library/aesni.c
         ${MICROPY_LIB_MBEDTLS_DIR}/library/arc4.c
@@ -141,7 +142,6 @@ if(MICROPY_SSL_MBEDTLS)
         ${MICROPY_LIB_MBEDTLS_DIR}/library/ecp_curves.c
         ${MICROPY_LIB_MBEDTLS_DIR}/library/entropy.c
         ${MICROPY_LIB_MBEDTLS_DIR}/library/entropy_poll.c
-        ${MICROPY_LIB_MBEDTLS_DIR}/library/error.c
         ${MICROPY_LIB_MBEDTLS_DIR}/library/gcm.c
         ${MICROPY_LIB_MBEDTLS_DIR}/library/havege.c
         ${MICROPY_LIB_MBEDTLS_DIR}/library/hmac_drbg.c

extmod/extmod.mk

@@ -119,6 +119,7 @@ SRC_MOD += $(addprefix $(AXTLS_DIR)/,\
 else ifeq ($(MICROPY_SSL_MBEDTLS),1)
 MBEDTLS_DIR = lib/mbedtls
 CFLAGS_MOD += -DMICROPY_SSL_MBEDTLS=1 -I$(TOP)/$(MBEDTLS_DIR)/include
+SRC_MOD += lib/mbedtls_errors/mp_mbedtls_errors.c
 SRC_MOD += $(addprefix $(MBEDTLS_DIR)/library/,\
 	aes.c \
 	aesni.c \
@@ -147,7 +148,6 @@ SRC_MOD += $(addprefix $(MBEDTLS_DIR)/library/,\
 	ecp_curves.c \
 	entropy.c \
 	entropy_poll.c \
-	error.c \
 	gcm.c \
 	havege.c \
 	hmac_drbg.c \

ports/mimxrt/Makefile

@@ -96,15 +96,13 @@ SRC_TINYUSB_C += \
 
 # All settings for Ethernet support are controller by the value of MICROPY_PY_LWIP
 ifeq ($(MICROPY_PY_LWIP),1)
-SRC_MOD := $(filter-out %/mbedtls/library/error.c, $(SRC_MOD))
 SRC_ETH_C += \
 	$(MCU_DIR)/drivers/fsl_enet.c \
 	hal/phy/device/phydp83825/fsl_phydp83825.c \
 	hal/phy/device/phydp83848/fsl_phydp83848.c \
 	hal/phy/device/phyksz8081/fsl_phyksz8081.c \
 	hal/phy/device/phylan8720/fsl_phylan8720.c \
-	hal/phy/mdio/enet/fsl_enet_mdio.c \
-	lib/mbedtls_errors/mp_mbedtls_errors.c
+	hal/phy/mdio/enet/fsl_enet_mdio.c
 endif
 
 # NXP SDK sources

ports/rp2/CMakeLists.txt

@@ -77,7 +77,6 @@ set(MICROPY_SOURCE_LIB
     ${MICROPY_DIR}/lib/littlefs/lfs1_util.c
     ${MICROPY_DIR}/lib/littlefs/lfs2.c
     ${MICROPY_DIR}/lib/littlefs/lfs2_util.c
-    ${MICROPY_DIR}/lib/mbedtls_errors/mp_mbedtls_errors.c
     ${MICROPY_DIR}/lib/oofatfs/ff.c
     ${MICROPY_DIR}/lib/oofatfs/ffunicode.c
     ${MICROPY_DIR}/shared/netutils/dhcpserver.c
@@ -343,12 +342,6 @@ target_sources(${MICROPY_TARGET} PRIVATE
 
 target_link_libraries(${MICROPY_TARGET} micropy_lib_mbedtls)
 
-# Filter out library/error.c as we're using mp_mbedtls_errors.c instead.
-set_source_files_properties(${MICROPY_LIB_MBEDTLS_DIR}/library/error.c
-    TARGET_DIRECTORY micropy_lib_mbedtls
-    PROPERTIES HEADER_FILE_ONLY ON
-)
-
 target_link_libraries(${MICROPY_TARGET} usermod)
 
 target_include_directories(${MICROPY_TARGET} PRIVATE

ports/stm32/Makefile

@@ -499,9 +499,6 @@ endif
 ifeq ($(MICROPY_SSL_MBEDTLS),1)
 CFLAGS_MOD += -DMBEDTLS_CONFIG_FILE='"mbedtls/mbedtls_config.h"'
 SRC_MOD += mbedtls/mbedtls_port.c
-# replace mbedtls' error.c by ours
-SRC_MOD := $(filter-out %/mbedtls/library/error.c, $(SRC_MOD))
-LIB_SRC_C += lib/mbedtls_errors/mp_mbedtls_errors.c
 endif
 
 ifeq ($(MICROPY_PY_BLUETOOTH),1)

ports/unix/Makefile

@@ -140,9 +140,6 @@ endif
 ifeq ($(MICROPY_SSL_MBEDTLS),1)
 GIT_SUBMODULES += lib/mbedtls
 CFLAGS_MOD += -DMBEDTLS_CONFIG_FILE='"mbedtls/mbedtls_config.h"'
-# replace mbedtls' error.c by ours
-SRC_MOD := $(filter-out %/mbedtls/library/error.c, $(SRC_MOD))
-LIB_SRC_C += lib/mbedtls_errors/mp_mbedtls_errors.c
 endif
 endif