From e44ec9f7095ddccc33b19dd636aebc7bc0bf4789 Mon Sep 17 00:00:00 2001 From: Philippe Reynes Date: Mon, 28 Mar 2022 22:56:57 +0200 Subject: [PATCH] lib: crypto: allow to build crypyo in SPL This commit adds the options: - SPL_ASYMMETRIC_KEY_TYPE - SPL_ASYMMETRIC_PUBLIC_KEY_SUBTYPE - SPL_RSA_PUBLIC_KEY_PARSER Reviewed-by: Simon Glass Signed-off-by: Philippe Reynes --- lib/Makefile | 3 ++- lib/crypto/Kconfig | 29 +++++++++++++++++++++++++++++ lib/crypto/Makefile | 19 +++++++++++++------ 3 files changed, 44 insertions(+), 7 deletions(-) diff --git a/lib/Makefile b/lib/Makefile index 13e5d8f7a6..13fe5fb7a4 100644 --- a/lib/Makefile +++ b/lib/Makefile @@ -17,7 +17,6 @@ obj-$(CONFIG_OF_LIVE) += of_live.o obj-$(CONFIG_CMD_DHRYSTONE) += dhry/ obj-$(CONFIG_ARCH_AT91) += at91/ obj-$(CONFIG_OPTEE_LIB) += optee/ -obj-y += crypto/ obj-$(CONFIG_AES) += aes.o obj-$(CONFIG_AES) += aes/ @@ -63,6 +62,8 @@ obj-$(CONFIG_TPM_V1) += tpm-v1.o obj-$(CONFIG_TPM_V2) += tpm-v2.o endif +obj-y += crypto/ + obj-$(CONFIG_$(SPL_TPL_)GENERATE_ACPI_TABLE) += acpi/ obj-$(CONFIG_$(SPL_)MD5) += md5.o obj-$(CONFIG_ECDSA) += ecdsa/ diff --git a/lib/crypto/Kconfig b/lib/crypto/Kconfig index 6369bafac0..509bc28311 100644 --- a/lib/crypto/Kconfig +++ b/lib/crypto/Kconfig @@ -8,6 +8,15 @@ menuconfig ASYMMETRIC_KEY_TYPE if ASYMMETRIC_KEY_TYPE +config SPL_ASYMMETRIC_KEY_TYPE + bool "Asymmetric (public-key cryptographic) key Support within SPL" + depends on SPL + help + This option provides support for a key type that holds the data for + the asymmetric keys used for public key cryptographic operations such + as encryption, decryption, signature generation and signature + verification in the SPL. + config ASYMMETRIC_PUBLIC_KEY_SUBTYPE bool "Asymmetric public-key crypto algorithm subtype" help @@ -16,6 +25,15 @@ config ASYMMETRIC_PUBLIC_KEY_SUBTYPE appropriate hash algorithms (such as SHA-1) must be available. ENOPKG will be reported if the requisite algorithm is unavailable. +config SPL_ASYMMETRIC_PUBLIC_KEY_SUBTYPE + bool "Asymmetric public-key crypto algorithm subtype within SPL" + depends on ASYMMETRIC_PUBLIC_KEY_SUBTYPE + help + This option provides support for asymmetric public key type handling in the SPL. + If signature generation and/or verification are to be used, + appropriate hash algorithms (such as SHA-1) must be available. + ENOPKG will be reported if the requisite algorithm is unavailable. + config RSA_PUBLIC_KEY_PARSER bool "RSA public key parser" depends on ASYMMETRIC_PUBLIC_KEY_SUBTYPE @@ -27,6 +45,17 @@ config RSA_PUBLIC_KEY_PARSER public key data and provides the ability to instantiate a public key. +config SPL_RSA_PUBLIC_KEY_PARSER + bool "RSA public key parser within SPL" + depends on ASYMMETRIC_PUBLIC_KEY_SUBTYPE + select SPL_ASN1_DECODER + select ASN1_COMPILER + select SPL_OID_REGISTRY + help + This option provides support for parsing a blob containing RSA + public key data and provides the ability to instantiate a public + key in the SPL. + config X509_CERTIFICATE_PARSER bool "X.509 certificate parser" depends on ASYMMETRIC_PUBLIC_KEY_SUBTYPE diff --git a/lib/crypto/Makefile b/lib/crypto/Makefile index f3a414525d..6792b1d4f0 100644 --- a/lib/crypto/Makefile +++ b/lib/crypto/Makefile @@ -3,27 +3,34 @@ # Makefile for asymmetric cryptographic keys # -obj-$(CONFIG_ASYMMETRIC_KEY_TYPE) += asymmetric_keys.o +obj-$(CONFIG_$(SPL_)ASYMMETRIC_KEY_TYPE) += asymmetric_keys.o asymmetric_keys-y := asymmetric_type.o -obj-$(CONFIG_ASYMMETRIC_PUBLIC_KEY_SUBTYPE) += public_key.o +obj-$(CONFIG_$(SPL_)ASYMMETRIC_PUBLIC_KEY_SUBTYPE) += public_key.o # # RSA public key parser # -obj-$(CONFIG_RSA_PUBLIC_KEY_PARSER) += rsa_public_key.o +obj-$(CONFIG_$(SPL_)RSA_PUBLIC_KEY_PARSER) += rsa_public_key.o rsa_public_key-y := \ rsapubkey.asn1.o \ rsa_helper.o $(obj)/rsapubkey.asn1.o: $(obj)/rsapubkey.asn1.c $(obj)/rsapubkey.asn1.h +ifdef CONFIG_SPL_BUILD +CFLAGS_rsapubkey.asn1.o += -I$(obj) +endif + $(obj)/rsa_helper.o: $(obj)/rsapubkey.asn1.h +ifdef CONFIG_SPL_BUILD +CFLAGS_rsa_helper.o += -I$(obj) +endif # # X.509 Certificate handling # -obj-$(CONFIG_X509_CERTIFICATE_PARSER) += x509_key_parser.o +obj-$(CONFIG_$(SPL_)X509_CERTIFICATE_PARSER) += x509_key_parser.o x509_key_parser-y := \ x509.asn1.o \ x509_akid.asn1.o \ @@ -40,11 +47,11 @@ $(obj)/x509_akid.asn1.o: $(obj)/x509_akid.asn1.c $(obj)/x509_akid.asn1.h # # PKCS#7 message handling # -obj-$(CONFIG_PKCS7_MESSAGE_PARSER) += pkcs7_message.o +obj-$(CONFIG_$(SPL_)PKCS7_MESSAGE_PARSER) += pkcs7_message.o pkcs7_message-y := \ pkcs7.asn1.o \ pkcs7_parser.o -obj-$(CONFIG_PKCS7_VERIFY) += pkcs7_verify.o +obj-$(CONFIG_$(SPL_)PKCS7_VERIFY) += pkcs7_verify.o $(obj)/pkcs7_parser.o: $(obj)/pkcs7.asn1.h $(obj)/pkcs7.asn1.o: $(obj)/pkcs7.asn1.c $(obj)/pkcs7.asn1.h -- 2.39.5