mirror of
https://github.com/edk2-porting/linux-next.git
synced 2024-12-17 09:43:59 +08:00
2e3fadbf73
Implement a parser for a PKCS#7 signed-data message as described in part of RFC 2315. Signed-off-by: David Howells <dhowells@redhat.com> Acked-by: Vivek Goyal <vgoyal@redhat.com> Reviewed-by: Kees Cook <keescook@chromium.org>
128 lines
3.4 KiB
Groff
128 lines
3.4 KiB
Groff
PKCS7ContentInfo ::= SEQUENCE {
|
|
contentType ContentType,
|
|
content [0] EXPLICIT SignedData OPTIONAL
|
|
}
|
|
|
|
ContentType ::= OBJECT IDENTIFIER ({ pkcs7_note_OID })
|
|
|
|
SignedData ::= SEQUENCE {
|
|
version INTEGER,
|
|
digestAlgorithms DigestAlgorithmIdentifiers,
|
|
contentInfo ContentInfo,
|
|
certificates CHOICE {
|
|
certSet [0] IMPLICIT ExtendedCertificatesAndCertificates,
|
|
certSequence [2] IMPLICIT Certificates
|
|
} OPTIONAL ({ pkcs7_note_certificate_list }),
|
|
crls CHOICE {
|
|
crlSet [1] IMPLICIT CertificateRevocationLists,
|
|
crlSequence [3] IMPLICIT CRLSequence
|
|
} OPTIONAL,
|
|
signerInfos SignerInfos
|
|
}
|
|
|
|
ContentInfo ::= SEQUENCE {
|
|
contentType ContentType,
|
|
content [0] EXPLICIT Data OPTIONAL
|
|
}
|
|
|
|
Data ::= ANY ({ pkcs7_note_data })
|
|
|
|
DigestAlgorithmIdentifiers ::= CHOICE {
|
|
daSet SET OF DigestAlgorithmIdentifier,
|
|
daSequence SEQUENCE OF DigestAlgorithmIdentifier
|
|
}
|
|
|
|
DigestAlgorithmIdentifier ::= SEQUENCE {
|
|
algorithm OBJECT IDENTIFIER ({ pkcs7_note_OID }),
|
|
parameters ANY OPTIONAL
|
|
}
|
|
|
|
--
|
|
-- Certificates and certificate lists
|
|
--
|
|
ExtendedCertificatesAndCertificates ::= SET OF ExtendedCertificateOrCertificate
|
|
|
|
ExtendedCertificateOrCertificate ::= CHOICE {
|
|
certificate Certificate, -- X.509
|
|
extendedCertificate [0] IMPLICIT ExtendedCertificate -- PKCS#6
|
|
}
|
|
|
|
ExtendedCertificate ::= Certificate -- cheating
|
|
|
|
Certificates ::= SEQUENCE OF Certificate
|
|
|
|
CertificateRevocationLists ::= SET OF CertificateList
|
|
|
|
CertificateList ::= SEQUENCE OF Certificate -- This may be defined incorrectly
|
|
|
|
CRLSequence ::= SEQUENCE OF CertificateList
|
|
|
|
Certificate ::= ANY ({ pkcs7_extract_cert }) -- X.509
|
|
|
|
--
|
|
-- Signer information
|
|
--
|
|
SignerInfos ::= CHOICE {
|
|
siSet SET OF SignerInfo,
|
|
siSequence SEQUENCE OF SignerInfo
|
|
}
|
|
|
|
SignerInfo ::= SEQUENCE {
|
|
version INTEGER,
|
|
issuerAndSerialNumber IssuerAndSerialNumber,
|
|
digestAlgorithm DigestAlgorithmIdentifier ({ pkcs7_sig_note_digest_algo }),
|
|
authenticatedAttributes CHOICE {
|
|
aaSet [0] IMPLICIT SetOfAuthenticatedAttribute
|
|
({ pkcs7_sig_note_set_of_authattrs }),
|
|
aaSequence [2] EXPLICIT SEQUENCE OF AuthenticatedAttribute
|
|
-- Explicit because easier to compute digest on
|
|
-- sequence of attributes and then reuse encoded
|
|
-- sequence in aaSequence.
|
|
} OPTIONAL,
|
|
digestEncryptionAlgorithm
|
|
DigestEncryptionAlgorithmIdentifier ({ pkcs7_sig_note_pkey_algo }),
|
|
encryptedDigest EncryptedDigest,
|
|
unauthenticatedAttributes CHOICE {
|
|
uaSet [1] IMPLICIT SET OF UnauthenticatedAttribute,
|
|
uaSequence [3] IMPLICIT SEQUENCE OF UnauthenticatedAttribute
|
|
} OPTIONAL
|
|
} ({ pkcs7_note_signed_info })
|
|
|
|
IssuerAndSerialNumber ::= SEQUENCE {
|
|
issuer Name ({ pkcs7_sig_note_issuer }),
|
|
serialNumber CertificateSerialNumber ({ pkcs7_sig_note_serial })
|
|
}
|
|
|
|
CertificateSerialNumber ::= INTEGER
|
|
|
|
SetOfAuthenticatedAttribute ::= SET OF AuthenticatedAttribute
|
|
|
|
AuthenticatedAttribute ::= SEQUENCE {
|
|
type OBJECT IDENTIFIER ({ pkcs7_note_OID }),
|
|
values SET OF ANY ({ pkcs7_sig_note_authenticated_attr })
|
|
}
|
|
|
|
UnauthenticatedAttribute ::= SEQUENCE {
|
|
type OBJECT IDENTIFIER ({ pkcs7_note_OID }),
|
|
values SET OF ANY
|
|
}
|
|
|
|
DigestEncryptionAlgorithmIdentifier ::= SEQUENCE {
|
|
algorithm OBJECT IDENTIFIER ({ pkcs7_note_OID }),
|
|
parameters ANY OPTIONAL
|
|
}
|
|
|
|
EncryptedDigest ::= OCTET STRING ({ pkcs7_sig_note_signature })
|
|
|
|
---
|
|
--- X.500 Name
|
|
---
|
|
Name ::= SEQUENCE OF RelativeDistinguishedName
|
|
|
|
RelativeDistinguishedName ::= SET OF AttributeValueAssertion
|
|
|
|
AttributeValueAssertion ::= SEQUENCE {
|
|
attributeType OBJECT IDENTIFIER ({ pkcs7_note_OID }),
|
|
attributeValue ANY
|
|
}
|