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authorTudor-Dan Ambarus <tudor.ambarus@microchip.com>2017-05-30 17:52:48 +0300
committerHerbert Xu <herbert@gondor.apana.org.au>2017-06-10 07:04:35 +0300
commit6755fd269d5c100b0eca420db501ae58435efd6e (patch)
tree647d5f929f4ebb6a50eae63afc645cae32fa9f4a /crypto/Makefile
parentf2663872f073c874495b793721a47cc7f30eaec7 (diff)
downloadlinux-6755fd269d5c100b0eca420db501ae58435efd6e.tar.xz
crypto: ecdh - add privkey generation support
Add support for generating ecc private keys. Generation of ecc private keys is helpful in a user-space to kernel ecdh offload because the keys are not revealed to user-space. Private key generation is also helpful to implement forward secrecy. If the user provides a NULL ecc private key, the kernel will generate it and further use it for ecdh. Move ecdh's object files below drbg's. drbg must be present in the kernel at the time of calling. Signed-off-by: Tudor Ambarus <tudor.ambarus@microchip.com> Reviewed-by: Stephan Müller <smueller@chronox.de> Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
Diffstat (limited to 'crypto/Makefile')
-rw-r--r--crypto/Makefile9
1 files changed, 5 insertions, 4 deletions
diff --git a/crypto/Makefile b/crypto/Makefile
index 8a44057240d5..d41f0331b085 100644
--- a/crypto/Makefile
+++ b/crypto/Makefile
@@ -33,10 +33,6 @@ obj-$(CONFIG_CRYPTO_KPP2) += kpp.o
dh_generic-y := dh.o
dh_generic-y += dh_helper.o
obj-$(CONFIG_CRYPTO_DH) += dh_generic.o
-ecdh_generic-y := ecc.o
-ecdh_generic-y += ecdh.o
-ecdh_generic-y += ecdh_helper.o
-obj-$(CONFIG_CRYPTO_ECDH) += ecdh_generic.o
$(obj)/rsapubkey-asn1.o: $(obj)/rsapubkey-asn1.c $(obj)/rsapubkey-asn1.h
$(obj)/rsaprivkey-asn1.o: $(obj)/rsaprivkey-asn1.c $(obj)/rsaprivkey-asn1.h
@@ -138,6 +134,11 @@ obj-$(CONFIG_CRYPTO_USER_API_SKCIPHER) += algif_skcipher.o
obj-$(CONFIG_CRYPTO_USER_API_RNG) += algif_rng.o
obj-$(CONFIG_CRYPTO_USER_API_AEAD) += algif_aead.o
+ecdh_generic-y := ecc.o
+ecdh_generic-y += ecdh.o
+ecdh_generic-y += ecdh_helper.o
+obj-$(CONFIG_CRYPTO_ECDH) += ecdh_generic.o
+
#
# generic algorithms and the async_tx api
#