License | BSD-style |
---|---|
Maintainer | Vincent Hanquez <vincent@snarc.org> |
Stability | experimental |
Portability | Good |
Safe Haskell | None |
Language | Haskell98 |
Crypto.PubKey.DSA
Description
An implementation of the Digital Signature Algorithm (DSA)
Synopsis
- data Params = Params {}
- data Signature = Signature {}
- data PublicKey = PublicKey {}
- data PrivateKey = PrivateKey {}
- generatePrivate :: CPRG g => g -> Params -> (PrivateNumber, g)
- calculatePublic :: Params -> PrivateNumber -> PublicNumber
- sign :: CPRG g => g -> PrivateKey -> HashFunction -> ByteString -> (Signature, g)
- signWith :: Integer -> PrivateKey -> HashFunction -> ByteString -> Maybe Signature
- verify :: HashFunction -> PublicKey -> Signature -> ByteString -> Bool
Documentation
Represent DSA parameters namely P, G, and Q.
Instances
Eq Params | |
Data Params | |
Defined in Crypto.Types.PubKey.DSA Methods gfoldl :: (forall d b. Data d => c (d -> b) -> d -> c b) -> (forall g. g -> c g) -> Params -> c Params # gunfold :: (forall b r. Data b => c (b -> r) -> c r) -> (forall r. r -> c r) -> Constr -> c Params # toConstr :: Params -> Constr # dataTypeOf :: Params -> DataType # dataCast1 :: Typeable t => (forall d. Data d => c (t d)) -> Maybe (c Params) # dataCast2 :: Typeable t => (forall d e. (Data d, Data e) => c (t d e)) -> Maybe (c Params) # gmapT :: (forall b. Data b => b -> b) -> Params -> Params # gmapQl :: (r -> r' -> r) -> r -> (forall d. Data d => d -> r') -> Params -> r # gmapQr :: (r' -> r -> r) -> r -> (forall d. Data d => d -> r') -> Params -> r # gmapQ :: (forall d. Data d => d -> u) -> Params -> [u] # gmapQi :: Int -> (forall d. Data d => d -> u) -> Params -> u # gmapM :: Monad m => (forall d. Data d => d -> m d) -> Params -> m Params # gmapMp :: MonadPlus m => (forall d. Data d => d -> m d) -> Params -> m Params # gmapMo :: MonadPlus m => (forall d. Data d => d -> m d) -> Params -> m Params # | |
Read Params | |
Show Params | |
ASN1Object Params | |
Represent a DSA signature namely R and S.
Instances
Eq Signature | |
Data Signature | |
Defined in Crypto.Types.PubKey.DSA Methods gfoldl :: (forall d b. Data d => c (d -> b) -> d -> c b) -> (forall g. g -> c g) -> Signature -> c Signature # gunfold :: (forall b r. Data b => c (b -> r) -> c r) -> (forall r. r -> c r) -> Constr -> c Signature # toConstr :: Signature -> Constr # dataTypeOf :: Signature -> DataType # dataCast1 :: Typeable t => (forall d. Data d => c (t d)) -> Maybe (c Signature) # dataCast2 :: Typeable t => (forall d e. (Data d, Data e) => c (t d e)) -> Maybe (c Signature) # gmapT :: (forall b. Data b => b -> b) -> Signature -> Signature # gmapQl :: (r -> r' -> r) -> r -> (forall d. Data d => d -> r') -> Signature -> r # gmapQr :: (r' -> r -> r) -> r -> (forall d. Data d => d -> r') -> Signature -> r # gmapQ :: (forall d. Data d => d -> u) -> Signature -> [u] # gmapQi :: Int -> (forall d. Data d => d -> u) -> Signature -> u # gmapM :: Monad m => (forall d. Data d => d -> m d) -> Signature -> m Signature # gmapMp :: MonadPlus m => (forall d. Data d => d -> m d) -> Signature -> m Signature # gmapMo :: MonadPlus m => (forall d. Data d => d -> m d) -> Signature -> m Signature # | |
Read Signature | |
Show Signature | |
ASN1Object Signature | |
Represent a DSA public key.
Constructors
PublicKey | |
Fields
|
Instances
Eq PublicKey | |
Data PublicKey | |
Defined in Crypto.Types.PubKey.DSA Methods gfoldl :: (forall d b. Data d => c (d -> b) -> d -> c b) -> (forall g. g -> c g) -> PublicKey -> c PublicKey # gunfold :: (forall b r. Data b => c (b -> r) -> c r) -> (forall r. r -> c r) -> Constr -> c PublicKey # toConstr :: PublicKey -> Constr # dataTypeOf :: PublicKey -> DataType # dataCast1 :: Typeable t => (forall d. Data d => c (t d)) -> Maybe (c PublicKey) # dataCast2 :: Typeable t => (forall d e. (Data d, Data e) => c (t d e)) -> Maybe (c PublicKey) # gmapT :: (forall b. Data b => b -> b) -> PublicKey -> PublicKey # gmapQl :: (r -> r' -> r) -> r -> (forall d. Data d => d -> r') -> PublicKey -> r # gmapQr :: (r' -> r -> r) -> r -> (forall d. Data d => d -> r') -> PublicKey -> r # gmapQ :: (forall d. Data d => d -> u) -> PublicKey -> [u] # gmapQi :: Int -> (forall d. Data d => d -> u) -> PublicKey -> u # gmapM :: Monad m => (forall d. Data d => d -> m d) -> PublicKey -> m PublicKey # gmapMp :: MonadPlus m => (forall d. Data d => d -> m d) -> PublicKey -> m PublicKey # gmapMo :: MonadPlus m => (forall d. Data d => d -> m d) -> PublicKey -> m PublicKey # | |
Read PublicKey | |
Show PublicKey | |
ASN1Object PublicKey | |
data PrivateKey #
Represent a DSA private key.
Only x need to be secret. the DSA parameters are publicly shared with the other side.
Constructors
PrivateKey | |
Fields
|
Instances
Eq PrivateKey | |
Defined in Crypto.Types.PubKey.DSA | |
Data PrivateKey | |
Defined in Crypto.Types.PubKey.DSA Methods gfoldl :: (forall d b. Data d => c (d -> b) -> d -> c b) -> (forall g. g -> c g) -> PrivateKey -> c PrivateKey # gunfold :: (forall b r. Data b => c (b -> r) -> c r) -> (forall r. r -> c r) -> Constr -> c PrivateKey # toConstr :: PrivateKey -> Constr # dataTypeOf :: PrivateKey -> DataType # dataCast1 :: Typeable t => (forall d. Data d => c (t d)) -> Maybe (c PrivateKey) # dataCast2 :: Typeable t => (forall d e. (Data d, Data e) => c (t d e)) -> Maybe (c PrivateKey) # gmapT :: (forall b. Data b => b -> b) -> PrivateKey -> PrivateKey # gmapQl :: (r -> r' -> r) -> r -> (forall d. Data d => d -> r') -> PrivateKey -> r # gmapQr :: (r' -> r -> r) -> r -> (forall d. Data d => d -> r') -> PrivateKey -> r # gmapQ :: (forall d. Data d => d -> u) -> PrivateKey -> [u] # gmapQi :: Int -> (forall d. Data d => d -> u) -> PrivateKey -> u # gmapM :: Monad m => (forall d. Data d => d -> m d) -> PrivateKey -> m PrivateKey # gmapMp :: MonadPlus m => (forall d. Data d => d -> m d) -> PrivateKey -> m PrivateKey # gmapMo :: MonadPlus m => (forall d. Data d => d -> m d) -> PrivateKey -> m PrivateKey # | |
Read PrivateKey | |
Defined in Crypto.Types.PubKey.DSA Methods readsPrec :: Int -> ReadS PrivateKey # readList :: ReadS [PrivateKey] # readPrec :: ReadPrec PrivateKey # readListPrec :: ReadPrec [PrivateKey] # | |
Show PrivateKey | |
Defined in Crypto.Types.PubKey.DSA Methods showsPrec :: Int -> PrivateKey -> ShowS # show :: PrivateKey -> String # showList :: [PrivateKey] -> ShowS # |
generation
generatePrivate :: CPRG g => g -> Params -> (PrivateNumber, g) Source #
generate a private number with no specific property this number is usually called X in DSA text.
calculatePublic :: Params -> PrivateNumber -> PublicNumber Source #
Calculate the public number from the parameters and the private key
signature primitive
sign :: CPRG g => g -> PrivateKey -> HashFunction -> ByteString -> (Signature, g) Source #
sign message using the private key.
Arguments
:: Integer | k random number |
-> PrivateKey | private key |
-> HashFunction | hash function |
-> ByteString | message to sign |
-> Maybe Signature |
sign message using the private key and an explicit k number.
verification primitive
verify :: HashFunction -> PublicKey -> Signature -> ByteString -> Bool Source #
verify a bytestring using the public key.