mirror of
https://github.com/RIOT-OS/RIOT.git
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93 lines
3.4 KiB
Makefile
93 lines
3.4 KiB
Makefile
PKG_BUILDDIR ?= $(PKGDIRBASE)/tinydtls
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INCLUDES += -I$(PKG_BUILDDIR)
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ifeq ($(TOOLCHAIN), llvm)
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CFLAGS += -Wno-gnu-zero-variadic-macro-arguments -Wno-unused-function
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endif
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INCLUDES += -I$(RIOTBASE)/pkg/tinydtls/include
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INCLUDES += -I$(PKG_BUILDDIR)
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# Mandatory for tinyDTLS
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CFLAGS += -DDTLSv12 -DWITH_SHA256
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# Check that the used PRNG implementation is cryptographically secure
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CRYPTO_SECURE_IMPLEMENTATIONS := prng_sha256prng prng_sha1prng prng_hwrng
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USED_PRNG_IMPLEMENTATIONS := $(filter prng_%,$(USEMODULE))
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ifeq (,$(filter $(CRYPTO_SECURE_IMPLEMENTATIONS),$(USEMODULE)))
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$(info TinyDTLS needs a cryptographically secure implementation of the PRNG module.)
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$(info Currently using: $(USED_PRNG_IMPLEMENTATIONS))
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$(error Please use one of: $(CRYPTO_SECURE_IMPLEMENTATIONS))
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endif
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# Dependencies partially under control of the App's requirements
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# The configuration for socket overrides Sock
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ifeq (,$(filter posix_sockets,$(USEMODULE)))
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CFLAGS += -DWITH_RIOT_GNRC
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endif
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# Default cipher suite when not using Kconfig
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ifeq (,$(CONFIG_KCONFIG_PKG_TINYDTLS))
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# NOTE: PSK should be enabled by default BUT if the user define any other cipher
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# suite(s) it should not be enabled.
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# TODO: Create the flag DTLS_CIPHERS with keywords PSK, ECC (and future)
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PSK_ENABLED := $(or $(filter -DCONFIG_DTLS_PSK,$(CFLAGS)), $(filter -DDTLS_PSK,$(CFLAGS)))
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ECC_ENABLED := $(or $(filter -DCONFIG_DTLS_ECC,$(CFLAGS)), $(filter -DDTLS_ECC,$(CFLAGS)))
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ifeq (, $(or $(PSK_ENABLED),$(ECC_ENABLED)))
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CFLAGS += -DCONFIG_DTLS_PSK
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endif
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endif
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ifneq (,$(filter -DDTLS_DEBUG,$(CFLAGS)))
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# For backwards compability. This can be removed after release 2020.10
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$(warning Warning! DTLS_DEBUG is deprecated use CONFIG_DTLS_DEBUG)
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CFLAGS += -DCONFIG_DTLS_DEBUG
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endif
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ifneq (,$(or $(CONFIG_DTLS_DEBUG),$(filter -DCONFIG_DTLS_DEBUG,$(CFLAGS))))
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CFLAGS += -DTINYDTLS_LOG_LVL=6
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else
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CFLAGS += -DTINYDTLS_LOG_LVL=0
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endif
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# For now contrib only contains sock_dtls adaption
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ifneq (,$(filter tinydtls_sock_dtls,$(USEMODULE)))
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DIRS += $(RIOTBASE)/pkg/tinydtls/contrib
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endif
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# Translate 'CONFIG_' options to package specific flags. This checks if the
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# option is being set via Kconfig or CFLAGS
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ifneq (,$(filter -DDTLS_PSK,$(CFLAGS)))
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# For backwards compability. This can be removed after release 2020.10
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$(warning Warning! DTLS_PSK is deprecated use CONFIG_DTLS_PSK)
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CFLAGS += -DCONFIG_DTLS_PSK
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endif
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ifneq (,$(or $(CONFIG_DTLS_PSK),$(filter -DCONFIG_DTLS_PSK,$(CFLAGS))))
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CFLAGS += -DDTLS_PSK
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endif
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ifneq (,$(filter -DDTLS_ECC,$(CFLAGS)))
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# For backwards compability. This can be removed after release 2020.10
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$(warning Warning! DTLS_ECC is deprecated use CONFIG_DTLS_ECC)
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CFLAGS += -DCONFIG_DTLS_ECC
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endif
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ifneq (,$(or $(CONFIG_DTLS_ECC),$(filter -DCONFIG_DTLS_ECC,$(CFLAGS))))
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CFLAGS += -DDTLS_ECC
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endif
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CONTEXT_MAX := $(or $(CONFIG_DTLS_CONTEXT_MAX),$(patsubst -DCONFIG_DTLS_CONTEXT_MAX=%,%,$(filter -DCONFIG_DTLS_CONTEXT_MAX=%,$(CFLAGS))))
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ifneq (,$(CONTEXT_MAX))
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CFLAGS += -DDTLS_CONTEXT_MAX=$(CONTEXT_MAX)
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endif
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PEER_MAX := $(or $(CONFIG_DTLS_PEER_MAX),$(patsubst -DCONFIG_DTLS_PEER_MAX=%,%,$(filter -DCONFIG_DTLS_PEER_MAX=%,$(CFLAGS))))
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ifneq (,$(PEER_MAX))
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CFLAGS += -DDTLS_PEER_MAX=$(PEER_MAX)
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endif
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HANDSHAKE_MAX := $(or $(CONFIG_DTLS_HANDSHAKE_MAX),$(patsubst -DCONFIG_DTLS_HANDSHAKE_MAX=%,%,$(filter -DCONFIG_DTLS_HANDSHAKE_MAX=%,$(CFLAGS))))
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ifneq (,$(HANDSHAKE_MAX))
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CFLAGS += -DDTLS_HANDSHAKE_MAX=$(HANDSHAKE_MAX)
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endif
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