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kernel: migrate wireguard into the kernel tree

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On Linux 5.4, build WireGuard from backports. Linux 5.10 contains
wireguard in-tree.

Add in-kernel crypto libraries required by WireGuard along with
arch-specific optimizations.

Signed-off-by: Ilya Lipnitskiy <ilya.lipnitskiy@gmail.com>
This commit is contained in:
Ilya Lipnitskiy
2021-02-19 08:22:08 -08:00
committed by David Bauer
parent 3500fd7938
commit 06351f1bd0
3 changed files with 181 additions and 89 deletions
Download Patch File Download Diff File Expand all files Collapse all files

152
package/kernel/linux/modules/crypto.mk
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@@ -11,6 +11,8 @@ CRYPTO_MODULES = \
ALGAPI2=crypto_algapi \
BLKCIPHER2=crypto_blkcipher
CRYPTO_TARGET = $(BOARD)/$(if $(SUBTARGET),$(SUBTARGET),generic)
crypto_confvar=CONFIG_CRYPTO_$(word 1,$(subst =,$(space),$(1)))
crypto_file=$(LINUX_DIR)/crypto/$(word 2,$(subst =,$(space),$(1))).ko
crypto_name=$(if $(findstring y,$($(call crypto_confvar,$(1)))),,$(word 2,$(subst =,$(space),$(1))))
@@ -428,7 +430,6 @@ $(eval $(call KernelPackage,crypto-hw-talitos))
define KernelPackage/crypto-kpp
TITLE:=Key-agreement Protocol Primitives
KCONFIG:=CONFIG_CRYPTO_KPP
HIDDEN:=1
FILES:=$(LINUX_DIR)/crypto/kpp.ko
AUTOLOAD:=$(call AutoLoad,09,kpp)
$(call AddDepends/crypto)
@@ -437,6 +438,155 @@ endef
$(eval $(call KernelPackage,crypto-kpp))
define KernelPackage/crypto-lib-blake2s
TITLE:=BLAKE2s hash function library
KCONFIG:=CONFIG_CRYPTO_LIB_BLAKE2S
HIDDEN:=1
FILES:= \
$(LINUX_DIR)/lib/crypto/libblake2s.ko \
$(LINUX_DIR)/lib/crypto/libblake2s-generic.ko
$(call AddDepends/crypto,+PACKAGE_kmod-crypto-hash:kmod-crypto-hash)
endef
define KernelPackage/crypto-lib-blake2s/config
imply PACKAGE_kmod-crypto-hash
endef
define KernelPackage/crypto-lib-blake2s/x86/64
KCONFIG+=CONFIG_CRYPTO_BLAKE2S_X86
FILES+=$(LINUX_DIR)/arch/x86/crypto/blake2s-x86_64.ko
endef
$(eval $(call KernelPackage,crypto-lib-blake2s))
define KernelPackage/crypto-lib-chacha20
TITLE:=ChaCha library interface
KCONFIG:=CONFIG_CRYPTO_LIB_CHACHA
HIDDEN:=1
FILES:=$(LINUX_DIR)/lib/crypto/libchacha.ko
$(call AddDepends/crypto)
endef
define KernelPackage/crypto-lib-chacha20/x86_64
KCONFIG+=CONFIG_CRYPTO_CHACHA20_X86_64
FILES+=$(LINUX_DIR)/arch/x86/crypto/chacha-x86_64.ko
endef
# Note that a non-neon fallback implementation is available on arm32 when
# NEON is not supported, hence all arm targets can utilize lib-chacha20/arm
define KernelPackage/crypto-lib-chacha20/arm
KCONFIG+=CONFIG_CRYPTO_CHACHA20_NEON
FILES:=$(LINUX_DIR)/arch/arm/crypto/chacha-neon.ko
endef
define KernelPackage/crypto-lib-chacha20/aarch64
KCONFIG+=CONFIG_CRYPTO_CHACHA20_NEON
FILES+=$(LINUX_DIR)/arch/arm64/crypto/chacha-neon.ko
endef
define KernelPackage/crypto-lib-chacha20/mips
KCONFIG+=CONFIG_CRYPTO_CHACHA_MIPS
FILES:=$(LINUX_DIR)/arch/mips/crypto/chacha-mips.ko
endef
KernelPackage/crypto-lib-chacha20/mipsel=$(KernelPackage/crypto-lib-chacha20/mips)
ifdef KernelPackage/crypto-lib-chacha20/$(ARCH)
KernelPackage/crypto-lib-chacha20/$(CRYPTO_TARGET)=\
$(KernelPackage/crypto-lib-chacha20/$(ARCH))
endif
$(eval $(call KernelPackage,crypto-lib-chacha20))
define KernelPackage/crypto-lib-chacha20poly1305
TITLE:=ChaCha20-Poly1305 AEAD support (8-byte nonce library version)
KCONFIG:=CONFIG_CRYPTO_LIB_CHACHA20POLY1305
HIDDEN:=1
FILES:=$(LINUX_DIR)/lib/crypto/libchacha20poly1305.ko
$(call AddDepends/crypto, +kmod-crypto-lib-chacha20 +kmod-crypto-lib-poly1305)
endef
$(eval $(call KernelPackage,crypto-lib-chacha20poly1305))
define KernelPackage/crypto-lib-curve25519
TITLE:=Curve25519 scalar multiplication library
KCONFIG:=CONFIG_CRYPTO_LIB_CURVE25519
HIDDEN:=1
FILES:= \
$(LINUX_DIR)/lib/crypto/libcurve25519.ko \
$(LINUX_DIR)/lib/crypto/libcurve25519-generic.ko
$(call AddDepends/crypto,+PACKAGE_kmod-crypto-kpp:kmod-crypto-kpp)
endef
define KernelPackage/crypto-lib-curve25519/config
imply PACKAGE_kmod-crypto-kpp
endef
define KernelPackage/crypto-lib-curve25519/x86/64
KCONFIG+=CONFIG_CRYPTO_CURVE25519_X86
FILES+=$(LINUX_DIR)/arch/x86/crypto/curve25519-x86_64.ko
endef
define KernelPackage/crypto-lib-curve25519/arm-neon
KCONFIG+=CONFIG_CRYPTO_CURVE25519_NEON
FILES+=$(LINUX_DIR)/arch/arm/crypto/curve25519-neon.ko
endef
ifeq ($(ARCH)-$(CONFIG_KERNEL_MODE_NEON),arm-y)
KernelPackage/crypto-lib-curve25519/$(CRYPTO_TARGET)=\
$(KernelPackage/crypto-lib-curve25519/arm-neon)
endif
$(eval $(call KernelPackage,crypto-lib-curve25519))
define KernelPackage/crypto-lib-poly1305
TITLE:=Poly1305 library interface
KCONFIG:=CONFIG_CRYPTO_LIB_POLY1305
HIDDEN:=1
FILES:=$(LINUX_DIR)/lib/crypto/libpoly1305.ko
$(call AddDepends/crypto,+PACKAGE_kmod-crypto-hash:kmod-crypto-hash)
endef
define KernelPackage/crypto-lib-poly1305/config
imply PACKAGE_kmod-crypto-hash
endef
define KernelPackage/crypto-lib-poly1305/x86_64
KCONFIG+=CONFIG_CRYPTO_POLY1305_X86_64
FILES+=$(LINUX_DIR)/arch/x86/crypto/poly1305-x86_64.ko
endef
define KernelPackage/crypto-lib-poly1305/arm
KCONFIG+=CONFIG_CRYPTO_POLY1305_ARM
FILES:=$(LINUX_DIR)/arch/arm/crypto/poly1305-arm.ko
endef
define KernelPackage/crypto-lib-poly1305/aarch64
KCONFIG+=CONFIG_CRYPTO_POLY1305_NEON
FILES:=$(LINUX_DIR)/arch/arm64/crypto/poly1305-neon.ko
endef
define KernelPackage/crypto-lib-poly1305/mips
KCONFIG+=CONFIG_CRYPTO_POLY1305_MIPS
FILES:=$(LINUX_DIR)/arch/mips/crypto/poly1305-mips.ko
endef
KernelPackage/crypto-lib-poly1305/mipsel=$(KernelPackage/crypto-lib-poly1305/mips)
KernelPackage/crypto-lib-poly1305/mips64=$(KernelPackage/crypto-lib-poly1305/mips)
KernelPackage/crypto-lib-poly1305/mips64el=$(KernelPackage/crypto-lib-poly1305/mips)
ifdef KernelPackage/crypto-lib-poly1305/$(ARCH)
KernelPackage/crypto-lib-poly1305/$(CRYPTO_TARGET)=\
$(KernelPackage/crypto-lib-poly1305/$(ARCH))
endif
$(eval $(call KernelPackage,crypto-lib-poly1305))
define KernelPackage/crypto-manager
TITLE:=CryptoAPI algorithm manager
DEPENDS:=+kmod-crypto-aead +kmod-crypto-hash +kmod-crypto-pcompress