1CFG_CRYPTO ?= y 2 3ifeq (y,$(CFG_CRYPTO)) 4 5# Ciphers 6CFG_CRYPTO_AES ?= y 7CFG_CRYPTO_DES ?= y 8 9# Cipher block modes 10CFG_CRYPTO_ECB ?= y 11CFG_CRYPTO_CBC ?= y 12CFG_CRYPTO_CTR ?= y 13CFG_CRYPTO_CTS ?= y 14CFG_CRYPTO_XTS ?= y 15 16# Message authentication codes 17CFG_CRYPTO_HMAC ?= y 18CFG_CRYPTO_CMAC ?= y 19CFG_CRYPTO_CBC_MAC ?= y 20 21# Hashes 22CFG_CRYPTO_MD5 ?= y 23CFG_CRYPTO_SHA1 ?= y 24CFG_CRYPTO_SHA224 ?= y 25CFG_CRYPTO_SHA256 ?= y 26CFG_CRYPTO_SHA384 ?= y 27CFG_CRYPTO_SHA512 ?= y 28 29# Asymmetric ciphers 30CFG_CRYPTO_DSA ?= y 31CFG_CRYPTO_RSA ?= y 32CFG_CRYPTO_DH ?= y 33 34# Authenticated encryption 35CFG_CRYPTO_CCM ?= y 36CFG_CRYPTO_GCM ?= y 37 38endif 39 40# Dependency checks: warn and disable some features if dependencies are not met 41 42cryp-dep-one = $(call cfg-depends-one,CFG_CRYPTO_$(strip $(1)),$(patsubst %, CFG_CRYPTO_%,$(strip $(2)))) 43cryp-dep-all = $(call cfg-depends-all,CFG_CRYPTO_$(strip $(1)),$(patsubst %, CFG_CRYPTO_%,$(strip $(2)))) 44 45$(eval $(call cryp-dep-one, ECB, AES DES)) 46$(eval $(call cryp-dep-one, CBC, AES DES)) 47$(eval $(call cryp-dep-one, CTR, AES)) 48# CTS is implemented with ECB and CBC 49$(eval $(call cryp-dep-all, CTS, AES ECB CBC)) 50$(eval $(call cryp-dep-one, XTS, AES)) 51$(eval $(call cryp-dep-one, HMAC, AES DES)) 52$(eval $(call cryp-dep-one, HMAC, MD5 SHA1 SHA224 SHA256 SHA384 SHA512)) 53$(eval $(call cryp-dep-one, CMAC, AES)) 54$(eval $(call cryp-dep-one, CBC_MAC, AES DES)) 55$(eval $(call cryp-dep-one, CCM, AES)) 56$(eval $(call cryp-dep-one, GCM, AES)) 57# If no AES cipher mode is left, disable AES 58$(eval $(call cryp-dep-one, AES, ECB CBC CTR CTS XTS)) 59# If no DES cipher mode is left, disable DES 60$(eval $(call cryp-dep-one, DES, ECB CBC)) 61 62cryp-one-enabled = $(call cfg-one-enabled,$(foreach v,$(1),CFG_CRYPTO_$(v))) 63 64_CFG_CRYPTO_WITH_ACIPHER := $(call cryp-one-enabled, RSA DSA DH) 65_CFG_CRYPTO_WITH_AUTHENC := $(and $(filter y,$(CFG_CRYPTO_AES)), $(call cryp-one-enabled, CCM GCM)) 66_CFG_CRYPTO_WITH_CIPHER := $(call cryp-one-enabled, AES DES) 67_CFG_CRYPTO_WITH_HASH := $(call cryp-one-enabled, MD5 SHA1 SHA224 SHA256 SHA384 SHA512) 68_CFG_CRYPTO_WITH_MAC := $(call cryp-one-enabled, HMAC CMAC CBC_MAC) 69_CFG_CRYPTO_WITH_CBC := $(call cryp-one-enabled, CBC CBC_MAC) 70_CFG_CRYPTO_WITH_ASN1 := $(call cryp-one-enabled, RSA DSA) 71 72cppflags-lib-$(libtomcrypt_with_optimize_size) += -DLTC_SMALL_CODE -DLTC_NO_FAST 73 74global-incdirs-y += include 75 76subdirs-y += src 77