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Diffstat (limited to '')
| -rw-r--r-- | drivers/auth/mbedtls/mbedtls_common.mk | 111 |
1 files changed, 111 insertions, 0 deletions
diff --git a/drivers/auth/mbedtls/mbedtls_common.mk b/drivers/auth/mbedtls/mbedtls_common.mk new file mode 100644 index 0000000..16ce65f --- /dev/null +++ b/drivers/auth/mbedtls/mbedtls_common.mk @@ -0,0 +1,111 @@ +# +# Copyright (c) 2015-2022, Arm Limited. All rights reserved. +# +# SPDX-License-Identifier: BSD-3-Clause +# + +ifneq (${MBEDTLS_COMMON_MK},1) +MBEDTLS_COMMON_MK := 1 + +# MBEDTLS_DIR must be set to the mbed TLS main directory (it must contain +# the 'include' and 'library' subdirectories). +ifeq (${MBEDTLS_DIR},) + $(error Error: MBEDTLS_DIR not set) +endif + +MBEDTLS_INC = -I${MBEDTLS_DIR}/include + +# Specify mbed TLS configuration file +MBEDTLS_CONFIG_FILE ?= "<drivers/auth/mbedtls/mbedtls_config.h>" +$(eval $(call add_define,MBEDTLS_CONFIG_FILE)) + +MBEDTLS_SOURCES += drivers/auth/mbedtls/mbedtls_common.c + + +LIBMBEDTLS_SRCS := $(addprefix ${MBEDTLS_DIR}/library/, \ + aes.c \ + asn1parse.c \ + asn1write.c \ + cipher.c \ + cipher_wrap.c \ + memory_buffer_alloc.c \ + oid.c \ + platform.c \ + platform_util.c \ + bignum.c \ + gcm.c \ + md.c \ + pk.c \ + pk_wrap.c \ + pkparse.c \ + pkwrite.c \ + sha256.c \ + sha512.c \ + ecdsa.c \ + ecp_curves.c \ + ecp.c \ + rsa.c \ + rsa_internal.c \ + x509.c \ + x509_crt.c \ + constant_time.c \ + ) + +# The platform may define the variable 'TF_MBEDTLS_KEY_ALG' to select the key +# algorithm to use. If the variable is not defined, select it based on +# algorithm used for key generation `KEY_ALG`. If `KEY_ALG` is not defined, +# then it is set to `rsa`. +ifeq (${TF_MBEDTLS_KEY_ALG},) + ifeq (${KEY_ALG}, ecdsa) + TF_MBEDTLS_KEY_ALG := ecdsa + else + TF_MBEDTLS_KEY_ALG := rsa + endif +endif + +ifeq (${TF_MBEDTLS_KEY_SIZE},) + ifneq ($(findstring rsa,${TF_MBEDTLS_KEY_ALG}),) + ifeq (${KEY_SIZE},) + TF_MBEDTLS_KEY_SIZE := 2048 + else + TF_MBEDTLS_KEY_SIZE := ${KEY_SIZE} + endif + endif +endif + +ifeq (${HASH_ALG}, sha384) + TF_MBEDTLS_HASH_ALG_ID := TF_MBEDTLS_SHA384 +else ifeq (${HASH_ALG}, sha512) + TF_MBEDTLS_HASH_ALG_ID := TF_MBEDTLS_SHA512 +else + TF_MBEDTLS_HASH_ALG_ID := TF_MBEDTLS_SHA256 +endif + +ifeq (${TF_MBEDTLS_KEY_ALG},ecdsa) + TF_MBEDTLS_KEY_ALG_ID := TF_MBEDTLS_ECDSA +else ifeq (${TF_MBEDTLS_KEY_ALG},rsa) + TF_MBEDTLS_KEY_ALG_ID := TF_MBEDTLS_RSA +else ifeq (${TF_MBEDTLS_KEY_ALG},rsa+ecdsa) + TF_MBEDTLS_KEY_ALG_ID := TF_MBEDTLS_RSA_AND_ECDSA +else + $(error "TF_MBEDTLS_KEY_ALG=${TF_MBEDTLS_KEY_ALG} not supported on mbed TLS") +endif + +ifeq (${DECRYPTION_SUPPORT}, aes_gcm) + TF_MBEDTLS_USE_AES_GCM := 1 +else + TF_MBEDTLS_USE_AES_GCM := 0 +endif + +# Needs to be set to drive mbed TLS configuration correctly +$(eval $(call add_defines,\ + $(sort \ + TF_MBEDTLS_KEY_ALG_ID \ + TF_MBEDTLS_KEY_SIZE \ + TF_MBEDTLS_HASH_ALG_ID \ + TF_MBEDTLS_USE_AES_GCM \ +))) + +$(eval $(call MAKE_LIB,mbedtls)) + +endif |