crypto-pubkey-0.2.8: Public Key cryptography
LicenseBSD-style
MaintainerVincent Hanquez <vincent@snarc.org>
Stabilityexperimental
PortabilityGood
Safe HaskellNone
LanguageHaskell98

Crypto.PubKey.DSA

Description

An implementation of the Digital Signature Algorithm (DSA)

Synopsis

Documentation

data Params Source #

Represent DSA parameters namely P, G, and Q.

Constructors

Params 

Fields

Instances

Instances details
Eq Params 
Instance details

Defined in Crypto.Types.PubKey.DSA

Methods

(==) :: Params -> Params -> Bool

(/=) :: Params -> Params -> Bool

Data Params 
Instance details

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 :: forall r r'. (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 
Instance details

Defined in Crypto.Types.PubKey.DSA

Methods

readsPrec :: Int -> ReadS Params

readList :: ReadS [Params]

readPrec :: ReadPrec Params

readListPrec :: ReadPrec [Params]

Show Params 
Instance details

Defined in Crypto.Types.PubKey.DSA

Methods

showsPrec :: Int -> Params -> ShowS

show :: Params -> String

showList :: [Params] -> ShowS

ASN1Object Params 
Instance details

Defined in Crypto.Types.PubKey.DSA

Methods

toASN1 :: Params -> ASN1S

fromASN1 :: [ASN1] -> Either String (Params, [ASN1])

data Signature Source #

Represent a DSA signature namely R and S.

Constructors

Signature 

Fields

Instances

Instances details
Eq Signature 
Instance details

Defined in Crypto.Types.PubKey.DSA

Methods

(==) :: Signature -> Signature -> Bool

(/=) :: Signature -> Signature -> Bool

Data Signature 
Instance details

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 :: forall r r'. (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 
Instance details

Defined in Crypto.Types.PubKey.DSA

Methods

readsPrec :: Int -> ReadS Signature

readList :: ReadS [Signature]

readPrec :: ReadPrec Signature

readListPrec :: ReadPrec [Signature]

Show Signature 
Instance details

Defined in Crypto.Types.PubKey.DSA

Methods

showsPrec :: Int -> Signature -> ShowS

show :: Signature -> String

showList :: [Signature] -> ShowS

ASN1Object Signature 
Instance details

Defined in Crypto.Types.PubKey.DSA

Methods

toASN1 :: Signature -> ASN1S

fromASN1 :: [ASN1] -> Either String (Signature, [ASN1])

data PublicKey Source #

Represent a DSA public key.

Constructors

PublicKey 

Fields

Instances

Instances details
Eq PublicKey 
Instance details

Defined in Crypto.Types.PubKey.DSA

Methods

(==) :: PublicKey -> PublicKey -> Bool

(/=) :: PublicKey -> PublicKey -> Bool

Data PublicKey 
Instance details

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 :: forall r r'. (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 
Instance details

Defined in Crypto.Types.PubKey.DSA

Methods

readsPrec :: Int -> ReadS PublicKey

readList :: ReadS [PublicKey]

readPrec :: ReadPrec PublicKey

readListPrec :: ReadPrec [PublicKey]

Show PublicKey 
Instance details

Defined in Crypto.Types.PubKey.DSA

Methods

showsPrec :: Int -> PublicKey -> ShowS

show :: PublicKey -> String

showList :: [PublicKey] -> ShowS

ASN1Object PublicKey 
Instance details

Defined in Crypto.Types.PubKey.DSA

Methods

toASN1 :: PublicKey -> ASN1S

fromASN1 :: [ASN1] -> Either String (PublicKey, [ASN1])

data PrivateKey Source #

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

Instances details
Eq PrivateKey 
Instance details

Defined in Crypto.Types.PubKey.DSA

Methods

(==) :: PrivateKey -> PrivateKey -> Bool

(/=) :: PrivateKey -> PrivateKey -> Bool

Data PrivateKey 
Instance details

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 :: forall r r'. (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 
Instance details

Defined in Crypto.Types.PubKey.DSA

Methods

readsPrec :: Int -> ReadS PrivateKey

readList :: ReadS [PrivateKey]

readPrec :: ReadPrec PrivateKey

readListPrec :: ReadPrec [PrivateKey]

Show PrivateKey 
Instance details

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.

signWith Source #

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.