Merge branches 'powercap' and 'acpi-lpss' with new device IDs
[linux-2.6-block.git] / crypto / asymmetric_keys / Kconfig
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1menuconfig 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
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12config ASYMMETRIC_PUBLIC_KEY_SUBTYPE
13 tristate "Asymmetric public-key crypto algorithm subtype"
14 select MPILIB
206ce59a 15 select PUBLIC_KEY_ALGO_RSA
3fe78ca2 16 select CRYPTO_HASH_INFO
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17 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.
964f3b3b 22
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23config PUBLIC_KEY_ALGO_RSA
24 tristate "RSA public-key algorithm"
612e0fe9 25 select MPILIB_EXTRA
dbed7141 26 select MPILIB
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27 help
28 This option enables support for the RSA algorithm (PKCS#1, RFC3447).
29
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30config X509_CERTIFICATE_PARSER
31 tristate "X.509 certificate parser"
32 depends on ASYMMETRIC_PUBLIC_KEY_SUBTYPE
33 select ASN1
34 select OID_REGISTRY
35 help
36 This option procides support for parsing X.509 format blobs for key
37 data and provides the ability to instantiate a crypto key from a
38 public key packet found inside the certificate.
39
964f3b3b 40endif # ASYMMETRIC_KEY_TYPE