| rjw | 1f88458 | 2022-01-06 17:20:42 +0800 | [diff] [blame^] | 1 | # SPDX-License-Identifier: GPL-2.0 |
| 2 | menuconfig ASYMMETRIC_KEY_TYPE |
| 3 | bool "Asymmetric (public-key cryptographic) key type" |
| 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 | |
| 13 | config ASYMMETRIC_PUBLIC_KEY_SUBTYPE |
| 14 | tristate "Asymmetric public-key crypto algorithm subtype" |
| 15 | select MPILIB |
| 16 | select CRYPTO_HASH_INFO |
| 17 | select CRYPTO_AKCIPHER |
| 18 | select CRYPTO_HASH |
| 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. |
| 24 | |
| 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 |
| 31 | This option provides support for parsing X.509 format blobs for key |
| 32 | data and provides the ability to instantiate a crypto key from a |
| 33 | public key packet found inside the certificate. |
| 34 | |
| 35 | config PKCS7_MESSAGE_PARSER |
| 36 | tristate "PKCS#7 message parser" |
| 37 | depends on X509_CERTIFICATE_PARSER |
| 38 | select CRYPTO_HASH |
| 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 | |
| 45 | config PKCS7_TEST_KEY |
| 46 | tristate "PKCS#7 testing key type" |
| 47 | depends on SYSTEM_DATA_VERIFICATION |
| 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 | |
| 57 | config SIGNED_PE_FILE_VERIFICATION |
| 58 | bool "Support for PE file signature verification" |
| 59 | depends on PKCS7_MESSAGE_PARSER=y |
| 60 | depends on SYSTEM_DATA_VERIFICATION |
| 61 | select CRYPTO_HASH |
| 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 | |
| 68 | endif # ASYMMETRIC_KEY_TYPE |