Code

Sapling keys and addresses#327

Code

Merged

dconnolly merged 54 commits intomainZcashFoundation/zebra:mainfrom sapling-keys-addressesZcashFoundation/zebra:sapling-keys-addressesCopy head branch name to clipboardApr 18, 2020

+1,793-42

Commits

Commits on Apr 15, 2020

• Add blake2 dependency

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  86c7ee2

• Add all simple types for Sapling key derivation tree

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  71f2af9

• Add stub for SaplingShieldedAddress

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  4f25572

• Add simple FullViewingKey for now

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  32b9b5e

• Derive OVK via Blake2b as PRF^expand with t=2

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  dconnolly

  and

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  86f5c95

• Typo

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  dconnolly

  and

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  f6e1b7a

• Better doc comment for sapling::TranmissionKey

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  d6cd12b

• Improve FullViewingKey doc comment

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  d885d83

• Add jubjub, replace blake2 with blake2b_simd

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  fa82682

• Create our own Scalar alias for now

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  5fdd63e

• Update sapling keys derived from spending key via blake2b

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  f8aa5e7

• Parameterize AuthorizingKey as PublicKeyBytes<SpendAuth>

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  293511c

• 2 Blakes, 2 Serious

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  9b9010d

• Make several types wrap jubjub types and impl Deref

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  2bc457e

• Add bech32

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  2f17179

• Tidy keys::sapling, add commented out Arbitrary impl for now

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  19142a5

• Fill out SaplingShieldedAddress impls and some tests

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  e627afe

• Add prf_expand() and use that in sapling key derivation

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  40e4ca6

• Add and use prf_addr() for sprout key derivation

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  ccca82a

• Break out crh_ivk() and invoke in IncomingViewingKey derivation

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  c739918

• Turn all type aliases into wrapper types with impl Deref

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  18d0ab1

• Wrap AuthorizingKey around redjubjub::PublicKey<SpendAuth>

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  d315c77

• Remove static lifetime on some constants

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  412f4de

• Add a bunch of stuff for JubJub GroupHash, FindGroupHash, etc

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  74ced14

• Clippy pass

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  d4bdce3

• All Sapling key derivation looks to be working

  Show description for 3121e43
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  3121e43

• Add a lazy derive_keys_and_addresses test

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  9838e29

• Lots of doc improvements

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  cd304f0

• Add missing doc comment for sapling addresses

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  d836390

• Fix unneeded initial value and mut

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  15c176a

• Remove Debug test

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  a7989b9

• Add network, impl Display and FromStr for SaplingShieldedAddress

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  778a121

• Get Sapling zaddr encoding roundtrip proptest working for now

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  a7a242c

• Impl Debug, Display, and FromStr for Sapling FullViewingKey

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  93a433f

• Tidy imports

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  9172373

• Impl Display/FromStr for Sapling IncomingViewingKey, including network field

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  95bb462

• Impl From<[u8; 32]>/Display/FromStr for Sapling SpendingKey, including network field

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  d296bea

• Fix some Sprout key doc/message nits

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  b4cba6a

• Add generated test vectors from zcash-hackworks/zcash-test-vectors

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  a9f4e99

• Move sapling key tests to own module, test key derivation against test vectors

  Show description for 9e95e2f
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  9e95e2f

• Impl From<(AuthorizingKey, NullifierDerivingKey)> for IncomingViewingKey

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  845e6e5

Commits on Apr 17, 2020

• Impl From<SpendingKey> for Diversifier

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• Impl PartialEq for some Sapling keys

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  e2b9d7d

• Add sapling key derivation bech32 encoding roundtrip proptest

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  76e5d4d

• Do not try to make a jubjub extended point work as a scalar in redjubjub PublicKey From impl

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  6970e9b

• Impl PartialEq for AuthorizingKey and FullViewingKey

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  e1cf57a

• Finish Sapling keys roundtrip proptest

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  1e7fdc7

• Complete impl Arbitrary for TransmissionKey

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  cd0391f

• Tidy imports

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  967657b

• Remove some currently unused From impls for [u8; 32]

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  78c15a0

• Remove some impl Deref's and PartialEq's that weren't used

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  c18bb21

Commits on Apr 18, 2020

• Remove the Deref's and make the From's consistent for all key types

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  a2aa252

• Remove unused From<[u8; 32]> for ProofAuthorizingKey

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  79a09cb

• Remove unused From<[u8; 32]> for SpendAuthorizingKey

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  92db8c5