Copyright	(c) 2024 Auth Global
License	Apache2
Safe Haskell	Safe-Inferred
Language	Haskell2010

Crypto.Sha256.Hkdf

Description

Implementation of HKDF-SHA256 supporting key reuse, backtracking, streaming, and more.

Synopsis

hkdf :: HmacKeyPlain -> ByteString -> ByteString -> Int -> ByteString
hkdf' :: HmacKeyPlain -> ByteString -> ByteString -> Int -> HashString
hkdfList :: HmacKeyPlain -> ByteString -> ByteString -> [ByteString]
hkdfList' :: HmacKeyPlain -> ByteString -> ByteString -> [HashString]
hkdfGen :: HmacKeyPlain -> ByteString -> ByteString -> HkdfGen
hkdfExtract :: HmacKey -> ByteString -> HmacKey
hkdfExpand :: HmacKey -> ByteString -> Int -> ByteString
hkdfExpand' :: HmacKey -> ByteString -> Int -> HashString
hkdfExpandList :: HmacKey -> ByteString -> [ByteString]
hkdfExpandList' :: HmacKey -> ByteString -> [HashString]
hkdfExpandGen :: HmacKey -> ByteString -> HkdfGen
data HkdfCtx
hkdfCtx_init :: HmacKey -> HkdfCtx
hkdfCtx_feed :: ByteString -> HkdfCtx -> HkdfCtx
hkdfCtx_feeds :: Foldable f => f ByteString -> HkdfCtx -> HkdfCtx
hkdfCtx_update :: HkdfCtx -> ByteString -> HkdfCtx
hkdfCtx_updates :: Foldable f => HkdfCtx -> f ByteString -> HkdfCtx
hkdfCtx_finalize :: HkdfCtx -> HmacKey
data HkdfGen
hkdfGen_init :: HmacKey -> ShortByteString -> HkdfGen
hkdfGen_read :: HkdfGen -> (ByteString, HkdfGen)
hkdfGen_read' :: HkdfGen -> (HashString, HkdfGen)
hkdfGen_peek :: HkdfGen -> Maybe HashString

Documentation

hkdf Source #

Arguments

:: HmacKeyPlain	salt
-> ByteString	initial keying material
-> ByteString	info tag
-> Int	desired output length
-> ByteString

hkdf' Source #

Arguments

:: HmacKeyPlain	salt
-> ByteString	initial keying material
-> ByteString	info tag
-> Int	desired output length
-> HashString

hkdfList Source #

Arguments

:: HmacKeyPlain	salt
-> ByteString	initial keying material
-> ByteString	info tag
-> [ByteString]

hkdfList' Source #

Arguments

:: HmacKeyPlain	salt
-> ByteString	initial keying material
-> ByteString	info tag
-> [HashString]

hkdfGen Source #

Arguments

:: HmacKeyPlain	salt
-> ByteString	initial keying material
-> ByteString	info tag
-> HkdfGen

hkdfExtract Source #

Arguments

:: HmacKey	salt
-> ByteString	initial keying material
-> HmacKey	pseudorandom key

hkdfExpand Source #

Arguments

:: HmacKey	pseudorandom key
-> ByteString	info tag
-> Int	desired length
-> ByteString

hkdfExpand' Source #

Arguments

:: HmacKey	pseudorandom key
-> ByteString	info tag
-> Int	desired length
-> HashString

hkdfExpandList Source #

Arguments

:: HmacKey	pseudorandom key
-> ByteString	info tag
-> [ByteString]	infinite lazy list of output blocks

hkdfExpandList' Source #

Arguments

:: HmacKey	pseudorandom key
-> ByteString	info tag
-> [HashString]	infinite lazy list of output blocks

hkdfExpandGen Source #

Arguments

:: HmacKey	pseudorandom key
-> ByteString	info tag
-> HkdfGen

data HkdfCtx Source #

Context type for incremental hkdfExtract

Instances

Instances details

Eq HkdfCtx Source #
Instance details Defined in Crypto.Sha256.Hkdf.Subtle Methods (==) :: HkdfCtx -> HkdfCtx -> Bool # (/=) :: HkdfCtx -> HkdfCtx -> Bool #
Ord HkdfCtx Source #
Instance details Defined in Crypto.Sha256.Hkdf.Subtle Methods compare :: HkdfCtx -> HkdfCtx -> Ordering # (<) :: HkdfCtx -> HkdfCtx -> Bool # (<=) :: HkdfCtx -> HkdfCtx -> Bool # (>) :: HkdfCtx -> HkdfCtx -> Bool # (>=) :: HkdfCtx -> HkdfCtx -> Bool # max :: HkdfCtx -> HkdfCtx -> HkdfCtx # min :: HkdfCtx -> HkdfCtx -> HkdfCtx #

hkdfCtx_init :: HmacKey -> HkdfCtx Source #

hkdfCtx_feed :: ByteString -> HkdfCtx -> HkdfCtx Source #

hkdfCtx_feeds :: Foldable f => f ByteString -> HkdfCtx -> HkdfCtx Source #

hkdfCtx_update :: HkdfCtx -> ByteString -> HkdfCtx Source #

hkdfCtx_updates :: Foldable f => HkdfCtx -> f ByteString -> HkdfCtx Source #

hkdfCtx_finalize :: HkdfCtx -> HmacKey Source #

data HkdfGen Source #

Plain-old-data representation of the generator for hkdfExpand

hkdfGen_init :: HmacKey -> ShortByteString -> HkdfGen Source #

hkdfGen_read :: HkdfGen -> (ByteString, HkdfGen) Source #

hkdfGen_read' :: HkdfGen -> (HashString, HkdfGen) Source #

hkdfGen_peek :: HkdfGen -> Maybe HashString Source #