Greg Kroah-Hartman | b244131 | 2017-11-01 15:07:57 +0100 | [diff] [blame] | 1 | # SPDX-License-Identifier: GPL-2.0 |
David Howells | 964f3b3 | 2012-09-13 15:17:21 +0100 | [diff] [blame] | 2 | menuconfig ASYMMETRIC_KEY_TYPE |
David Howells | 99716b7 | 2016-04-06 16:14:26 +0100 | [diff] [blame] | 3 | bool "Asymmetric (public-key cryptographic) key type" |
David Howells | 964f3b3 | 2012-09-13 15:17:21 +0100 | [diff] [blame] | 4 | depends on KEYS |
| 5 | help |
| 6 | This option provides support for a key type that holds the data for |
| 7 | the asymmetric keys used for public key cryptographic operations such |
| 8 | as encryption, decryption, signature generation and signature |
| 9 | verification. |
| 10 | |
| 11 | if ASYMMETRIC_KEY_TYPE |
| 12 | |
David Howells | a9681bf | 2012-09-21 23:24:55 +0100 | [diff] [blame] | 13 | config ASYMMETRIC_PUBLIC_KEY_SUBTYPE |
| 14 | tristate "Asymmetric public-key crypto algorithm subtype" |
| 15 | select MPILIB |
Dmitry Kasatkin | 3fe78ca | 2013-05-06 15:58:15 +0300 | [diff] [blame] | 16 | select CRYPTO_HASH_INFO |
Arnd Bergmann | bad6a18 | 2016-05-18 16:55:56 +0200 | [diff] [blame] | 17 | select CRYPTO_AKCIPHER |
Arnd Bergmann | 0388597 | 2019-06-18 14:13:47 +0200 | [diff] [blame] | 18 | select CRYPTO_HASH |
David Howells | a9681bf | 2012-09-21 23:24:55 +0100 | [diff] [blame] | 19 | help |
| 20 | This option provides support for asymmetric public key type handling. |
| 21 | If signature generation and/or verification are to be used, |
| 22 | appropriate hash algorithms (such as SHA-1) must be available. |
| 23 | ENOPKG will be reported if the requisite algorithm is unavailable. |
David Howells | 964f3b3 | 2012-09-13 15:17:21 +0100 | [diff] [blame] | 24 | |
David Howells | c26fd69 | 2012-09-24 17:11:48 +0100 | [diff] [blame] | 25 | config X509_CERTIFICATE_PARSER |
| 26 | tristate "X.509 certificate parser" |
| 27 | depends on ASYMMETRIC_PUBLIC_KEY_SUBTYPE |
| 28 | select ASN1 |
| 29 | select OID_REGISTRY |
| 30 | help |
David Howells | 4520698 | 2014-07-08 17:21:01 +0100 | [diff] [blame] | 31 | This option provides support for parsing X.509 format blobs for key |
David Howells | c26fd69 | 2012-09-24 17:11:48 +0100 | [diff] [blame] | 32 | data and provides the ability to instantiate a crypto key from a |
| 33 | public key packet found inside the certificate. |
| 34 | |
David Howells | 2e3fadb | 2014-07-01 16:40:19 +0100 | [diff] [blame] | 35 | config PKCS7_MESSAGE_PARSER |
| 36 | tristate "PKCS#7 message parser" |
| 37 | depends on X509_CERTIFICATE_PARSER |
Arnd Bergmann | 0388597 | 2019-06-18 14:13:47 +0200 | [diff] [blame] | 38 | select CRYPTO_HASH |
David Howells | 2e3fadb | 2014-07-01 16:40:19 +0100 | [diff] [blame] | 39 | select ASN1 |
| 40 | select OID_REGISTRY |
| 41 | help |
| 42 | This option provides support for parsing PKCS#7 format messages for |
| 43 | signature data and provides the ability to verify the signature. |
| 44 | |
David Howells | 22d01af | 2014-07-01 19:06:18 +0100 | [diff] [blame] | 45 | config PKCS7_TEST_KEY |
| 46 | tristate "PKCS#7 testing key type" |
David Howells | e68503b | 2016-04-06 16:14:24 +0100 | [diff] [blame] | 47 | depends on SYSTEM_DATA_VERIFICATION |
David Howells | 22d01af | 2014-07-01 19:06:18 +0100 | [diff] [blame] | 48 | help |
| 49 | This option provides a type of key that can be loaded up from a |
| 50 | PKCS#7 message - provided the message is signed by a trusted key. If |
| 51 | it is, the PKCS#7 wrapper is discarded and reading the key returns |
| 52 | just the payload. If it isn't, adding the key will fail with an |
| 53 | error. |
| 54 | |
| 55 | This is intended for testing the PKCS#7 parser. |
| 56 | |
David Howells | 26d1164 | 2014-07-01 16:02:51 +0100 | [diff] [blame] | 57 | config SIGNED_PE_FILE_VERIFICATION |
| 58 | bool "Support for PE file signature verification" |
| 59 | depends on PKCS7_MESSAGE_PARSER=y |
David Howells | e68503b | 2016-04-06 16:14:24 +0100 | [diff] [blame] | 60 | depends on SYSTEM_DATA_VERIFICATION |
Arnd Bergmann | 0388597 | 2019-06-18 14:13:47 +0200 | [diff] [blame] | 61 | select CRYPTO_HASH |
David Howells | 26d1164 | 2014-07-01 16:02:51 +0100 | [diff] [blame] | 62 | select ASN1 |
| 63 | select OID_REGISTRY |
| 64 | help |
| 65 | This option provides support for verifying the signature(s) on a |
| 66 | signed PE binary. |
| 67 | |
David Howells | 964f3b3 | 2012-09-13 15:17:21 +0100 | [diff] [blame] | 68 | endif # ASYMMETRIC_KEY_TYPE |