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David Howells964f3b32012-09-13 15:17:21 +01001menuconfig ASYMMETRIC_KEY_TYPE
2 tristate "Asymmetric (public-key cryptographic) key type"
3 depends on KEYS
4 help
5 This option provides support for a key type that holds the data for
6 the asymmetric keys used for public key cryptographic operations such
7 as encryption, decryption, signature generation and signature
8 verification.
9
10if ASYMMETRIC_KEY_TYPE
11
David Howellsa9681bf2012-09-21 23:24:55 +010012config ASYMMETRIC_PUBLIC_KEY_SUBTYPE
13 tristate "Asymmetric public-key crypto algorithm subtype"
14 select MPILIB
David Howells206ce592013-08-30 16:15:18 +010015 select PUBLIC_KEY_ALGO_RSA
Dmitry Kasatkin3fe78ca2013-05-06 15:58:15 +030016 select CRYPTO_HASH_INFO
David Howellsa9681bf2012-09-21 23:24:55 +010017 help
18 This option provides support for asymmetric public key type handling.
19 If signature generation and/or verification are to be used,
20 appropriate hash algorithms (such as SHA-1) must be available.
21 ENOPKG will be reported if the requisite algorithm is unavailable.
David Howells964f3b32012-09-13 15:17:21 +010022
David Howells612e0fe2012-09-21 23:25:40 +010023config PUBLIC_KEY_ALGO_RSA
24 tristate "RSA public-key algorithm"
David Howellsdbed7142013-11-01 15:11:14 +000025 select MPILIB
David Howells612e0fe2012-09-21 23:25:40 +010026 help
27 This option enables support for the RSA algorithm (PKCS#1, RFC3447).
28
David Howellsc26fd692012-09-24 17:11:48 +010029config X509_CERTIFICATE_PARSER
30 tristate "X.509 certificate parser"
31 depends on ASYMMETRIC_PUBLIC_KEY_SUBTYPE
32 select ASN1
33 select OID_REGISTRY
34 help
35 This option procides support for parsing X.509 format blobs for key
36 data and provides the ability to instantiate a crypto key from a
37 public key packet found inside the certificate.
38
David Howells964f3b32012-09-13 15:17:21 +010039endif # ASYMMETRIC_KEY_TYPE