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#
# Public-Key Cryptography Standards (PKCS)
#
# Ref: http://www.rsa.com
# RFC1423
#
PKCS: module {
PATH: con "/dis/lib/crypt/pkcs.dis";
init: fn(): string;
# PKCS Object Identifiers
objIdTab : array of ASN1->Oid;
id_pkcs,
id_pkcs_1,
id_pkcs_rsaEncryption,
id_pkcs_md2WithRSAEncryption,
id_pkcs_md4WithRSAEncryption,
id_pkcs_md5WithRSAEncryption,
id_pkcs_3,
id_pkcs_dhKeyAgreement,
id_pkcs_5,
id_pkcs_pbeWithMD2AndDESCBC,
id_pkcs_pbeWithMD5AndDESCBC,
id_pkcs_7,
id_pkcs_data,
id_pkcs_singnedData,
id_pkcs_envelopedData,
id_pkcs_signedAndEnvelopedData,
id_pkcs_digestData,
id_pkcs_encryptedData,
id_pkcs_9,
id_pkcs_emailAddress,
id_pkcs_unstructuredName,
id_pkcs_contentType,
id_pkcs_messageDigest,
id_pkcs_signingTime,
id_pkcs_countersignature,
id_pkcs_challengePassword,
id_pkcs_unstructuredAddress,
id_pkcs_extCertAttrs,
id_algorithm_shaWithDSS : con iota;
# PKCS1
RSAParams: adt {
modulus : ref Keyring->IPint;
exponent : ref Keyring->IPint;
};
RSAKey: adt {
modulus : ref Keyring->IPint;
modlen : int;
exponent : ref Keyring->IPint;
bits: fn(k: self ref RSAKey): int;
#tostring: fn(k: self ref RSAKey): string;
};
MD2_WithRSAEncryption : con 0;
MD5_WithRSAEncryption : con 1;
rsa_encrypt: fn(data: array of byte, key: ref RSAKey, blocktype: int): (string, array of byte);
rsa_decrypt: fn(data: array of byte, key: ref RSAKey, public: int): (string, array of byte);
rsa_sign: fn(data: array of byte, sk: ref RSAKey, algid: int): (string, array of byte);
rsa_verify: fn(data, signature: array of byte, pk: ref RSAKey, algid: int): int;
decode_rsapubkey: fn(a: array of byte): (string, ref RSAKey);
# Note:
# DSS included here is only for completeness.
DSSParams: adt {
p : ref Keyring->IPint;
q : ref Keyring->IPint;
alpha : ref Keyring->IPint;
};
DSSPublicKey: adt {
params : ref DSSParams;
y : ref Keyring->IPint;
};
DSSPrivateKey: adt {
params : ref DSSParams;
x : ref Keyring->IPint;
};
generateDSSKeyPair: fn(strength: int): (ref DSSPublicKey, ref DSSPrivateKey);
dss_sign: fn(a: array of byte, sk: ref DSSPrivateKey): (string, array of byte);
dss_verify: fn(a, signa: array of byte, pk: ref DSSPublicKey): int;
decode_dsspubkey: fn(a: array of byte): (string, ref DSSPublicKey);
# PKCS3
DHParams: adt {
prime : ref Keyring->IPint; # prime (p)
base : ref Keyring->IPint; # generator (alpha)
privateValueLength : int;
};
DHPublicKey: adt {
param : ref DHParams;
pk : ref Keyring->IPint;
};
DHPrivateKey: adt {
param : ref DHParams;
pk : ref Keyring->IPint;
sk : ref Keyring->IPint;
};
generateDHParams: fn(primelen: int): ref DHParams;
setupDHAgreement: fn(dh: ref DHParams): (ref DHPrivateKey, ref DHPublicKey);
computeDHAgreedKey: fn(dh: ref DHParams, mysk, upk: ref Keyring->IPint): array of byte;
decode_dhpubkey: fn(a: array of byte): (string, ref DHPublicKey);
# PKCS5
PBEParams: adt {
salt : array of byte; # [8]
iterationCount : int;
};
PBE_MD2_DESCBC : con 0;
PBE_MD5_DESCBC : con 1;
generateDESKey: fn(pw: array of byte, param: ref PBEParams, alg: int)
: (ref Keyring->DESstate, array of byte, array of byte);
pbe_encrypt: fn(state: ref Keyring->DESstate, b: array of byte): array of byte;
pbe_decrypt: fn(state: ref Keyring->DESstate, eb: array of byte): array of byte;
# PKCS6
ExtCertInfo: adt {
version : int;
cert : array of byte; # der encoded x509 Certificate
attrs : list of array of byte; # attribute as array of byte
};
# PKCS7
# See module X509
# PKCS8
PrivateKeyInfo: adt { # as SEQUENCE
version : int; # should be 0
privateKeyAlgorithm : ref AlgIdentifier;
privateKey : array of byte; # octet string
attrs : list of array of byte; # [0] IMPLICIT Attributes OPTIONAL
encode: fn(p: self ref PrivateKeyInfo): (string, array of byte);
decode: fn(a: array of byte): (string, ref PrivateKeyInfo);
};
EncryptedPrivateKeyInfo: adt { # as SEQUENCE
encryptionAlgorithm : ref AlgIdentifier;
encryptedData : array of byte; # octet string
encode: fn(ep: self ref EncryptedPrivateKeyInfo): (string, array of byte);
decode: fn(a: array of byte): (string, ref EncryptedPrivateKeyInfo);
};
AlgIdentifier: adt { # TODO: move this to ASN1
oid : ref ASN1->Oid;
parameter : array of byte;
};
# PKCS10
# See module X509
};
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