wifi: hostap: Remove CRYPTO default

We have now fully migrated to CRYPTO_ALT which is a superset, so, remove
unused CRYPTO module and it's related files.

Signed-off-by: Chaitanya Tata <Chaitanya.Tata@nordicsemi.no>

doc/releases/release-notes-4.1.rst

@@ -289,6 +289,8 @@ Networking
 
 * Wi-Fi:
 
+  * hostap: Removed the unused default Crypto module :kconfig:option:`CONFIG_WIFI_NM_WPA_SUPPLICANT_CRYPTO` Kconfig option.
+
 * zperf:
 
 USB

modules/hostap/CMakeLists.txt

@@ -671,48 +671,6 @@ zephyr_library_compile_definitions_ifdef(CONFIG_EAP_SERVER_TTLS
   EAP_SERVER_TTLS
 )
 
-# crypto mbedtls related
-if(CONFIG_WIFI_NM_WPA_SUPPLICANT_CRYPTO)
-zephyr_library_sources(
-  ${HOSTAP_SRC_BASE}/crypto/crypto_mbedtls-bignum.c
-  ${HOSTAP_SRC_BASE}/crypto/crypto_mbedtls-ec.c
-  ${HOSTAP_SRC_BASE}/crypto/crypto_mbedtls.c
-  ${HOSTAP_SRC_BASE}/crypto/aes-internal.c
-  ${HOSTAP_SRC_BASE}/crypto/aes-wrap.c
-  ${HOSTAP_SRC_BASE}/crypto/aes-unwrap.c
-  ${HOSTAP_SRC_BASE}/crypto/rc4.c
-  ${HOSTAP_SRC_BASE}/crypto/sha1-internal.c
-  ${HOSTAP_SRC_BASE}/crypto/sha1-prf.c
-  ${HOSTAP_SRC_BASE}/crypto/sha1-tlsprf.c
-  ${HOSTAP_SRC_BASE}/crypto/sha256-prf.c
-  ${HOSTAP_SRC_BASE}/crypto/sha256-kdf.c
-  ${HOSTAP_SRC_BASE}/crypto/sha384-prf.c
-  ${HOSTAP_SRC_BASE}/crypto/sha384-kdf.c
-  ${HOSTAP_SRC_BASE}/crypto/sha512-internal.c
-  ${HOSTAP_SRC_BASE}/crypto/sha512.c
-  ${HOSTAP_SRC_BASE}/crypto/sha512-prf.c
-  ${HOSTAP_SRC_BASE}/crypto/sha512-kdf.c
-)
-
-zephyr_library_sources_ifdef(CONFIG_WIFI_NM_WPA_SUPPLICANT_WPA3
-  ${HOSTAP_SRC_BASE}/crypto/sha256-kdf.c
-)
-
-zephyr_library_sources_ifdef(CONFIG_WIFI_NM_WPA_SUPPLICANT_CRYPTO_ENTERPRISE
-  # common
-  ${HOSTAP_SRC_BASE}/crypto/sha384-tlsprf.c
-  ${HOSTAP_SRC_BASE}/crypto/sha256-tlsprf.c
-  ${HOSTAP_SRC_BASE}/crypto/sha1-tlsprf.c
-  ${HOSTAP_SRC_BASE}/crypto/sha1-tprf.c
-  ${HOSTAP_SRC_BASE}/crypto/ms_funcs.c
-  ${HOSTAP_SRC_BASE}/crypto/aes-eax.c
-  # MD4 removed from MbedTLS
-  ${HOSTAP_SRC_BASE}/crypto/md4-internal.c
-  ${HOSTAP_SRC_BASE}/crypto/aes-encblock.c
-  ${HOSTAP_SRC_BASE}/crypto/tls_mbedtls.c
-)
-endif()
-
 if(CONFIG_WIFI_NM_WPA_SUPPLICANT_CRYPTO_ALT)
 zephyr_include_directories(
   ${HOSTAP_BASE}/port/mbedtls

modules/hostap/Kconfig

@@ -115,27 +115,6 @@ choice WIFI_NM_WPA_SUPPLICANT_CRYPTO_BACKEND
 	  WIFI_NM_WPA_SUPPLICANT_CRYPTO_ALT supports enterprise mode
 	  and DPP.
 
-config WIFI_NM_WPA_SUPPLICANT_CRYPTO
-	bool "Crypto support for WiFi"
-	select MBEDTLS
-	select MBEDTLS_SHA1
-	select MBEDTLS_CIPHER
-	select MBEDTLS_CIPHER_MODE_CTR_ENABLED
-	select MBEDTLS_CIPHER_MODE_CBC_ENABLED
-	select MBEDTLS_CIPHER_AES_ENABLED
-	select MBEDTLS_ECP_C
-	select MBEDTLS_ECP_ALL_ENABLED
-	select MBEDTLS_CMAC
-	select MBEDTLS_PKCS5_C
-	select MBEDTLS_PK_WRITE_C
-	select MBEDTLS_ECDH_C
-	select MBEDTLS_ECDSA_C
-	select MBEDTLS_ECJPAKE_C
-	select MBEDTLS_KEY_EXCHANGE_ECDHE_PSK_ENABLED
-	select MBEDTLS_KEY_EXCHANGE_ECDHE_RSA_ENABLED
-	select MBEDTLS_KEY_EXCHANGE_ECJPAKE_ENABLED
-	select MBEDTLS_KEY_EXCHANGE_ALL_ENABLED
-
 config WIFI_NM_WPA_SUPPLICANT_CRYPTO_ALT
 	bool "Crypto Mbedtls alt support for WiFi"
 	select MBEDTLS

tests/net/wifi/configs/testcase.yaml

@@ -7,12 +7,8 @@ common:
   platform_allow:
     - native_sim
 tests:
-  wifi.build.crypto_default:
-    extra_configs:
-      - CONFIG_WIFI_NM_WPA_SUPPLICANT_CRYPTO=y
   wifi.build.crypto_alt:
-    extra_configs:
+    extra_configs: []
-      - CONFIG_WIFI_NM_WPA_SUPPLICANT_CRYPTO_ALT=y
   wifi.build.crypto_none:
     extra_configs:
       - CONFIG_WIFI_NM_WPA_SUPPLICANT_CRYPTO_NONE=y
@@ -22,7 +18,6 @@ tests:
       - CONFIG_WIFI_NM_WPA_SUPPLICANT_CRYPTO_MBEDTLS_PSA=y
   wifi.build.crypto_enterprise:
     extra_configs:
-      - CONFIG_WIFI_NM_WPA_SUPPLICANT_CRYPTO_ALT=y
       - CONFIG_WIFI_NM_WPA_SUPPLICANT_CRYPTO_ENTERPRISE=y
       - CONFIG_MBEDTLS_TLS_VERSION_1_2=y
       - CONFIG_EAP_TLS=y
@@ -48,17 +43,14 @@ tests:
     extra_configs:
       - CONFIG_WIFI_NM_WPA_SUPPLICANT_WPS=y
       - CONFIG_WIFI_NM_WPA_SUPPLICANT_EAPOL=y
-      - CONFIG_WIFI_NM_WPA_SUPPLICANT_CRYPTO=y
   wifi.build.p2p:
     extra_configs:
       - CONFIG_WIFI_NM_WPA_SUPPLICANT_P2P=y
-      - CONFIG_WIFI_NM_WPA_SUPPLICANT_CRYPTO=y
   wifi.build.hostapd_ap:
     extra_configs:
       - CONFIG_WIFI_NM_HOSTAPD_AP=y
       - CONFIG_WIFI_NM_WPA_SUPPLICANT_INF_MON=n
   wifi.build.dpp:
     extra_configs:
-      - CONFIG_WIFI_NM_WPA_SUPPLICANT_CRYPTO_ALT=y
       - CONFIG_WIFI_NM_WPA_SUPPLICANT_CRYPTO_ENTERPRISE=y
       - CONFIG_WIFI_NM_WPA_SUPPLICANT_DPP=y