 Sean Bowe
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3346fba915
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Implementation of Jubjub point representation.
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2018-02-24 14:11:01 -07:00 |
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Sean Bowe
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4441a0da41
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Hash the constraint systems to check integrity.
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2018-02-24 09:09:20 -07:00 |
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Sean Bowe
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23d17b9042
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Minor adjustments.
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2018-02-23 18:09:26 -07:00 |
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Sean Bowe
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7a7774d8af
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Remove unused imports in Boolean.
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2018-02-23 11:28:17 -07:00 |
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Sean Bowe
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8c37212645
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Remove kary_and from Boolean.
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2018-02-23 11:25:59 -07:00 |
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Sean Bowe
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a45986ff97
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Remove enforce_nand.
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2018-02-23 11:24:42 -07:00 |
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Sean Bowe
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0d56c7a902
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Remove enforce_in_field.
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2018-02-23 11:18:39 -07:00 |
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Sean Bowe
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69abd0391f
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Optimize into_bits_strict.
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2018-02-23 11:15:14 -07:00 |
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Sean Bowe
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97585a30ad
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Remove from_bits_strict from AllocatedNum.
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2018-02-23 09:26:12 -07:00 |
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Sean Bowe
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c812805b31
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Slight refactor of representations
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2018-02-22 18:43:07 -07:00 |
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Sean Bowe
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ba7298de3f
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Crappy mock-up of the circuit.
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2018-02-22 11:36:44 -07:00 |
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Sean Bowe
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4b6623cf44
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Add some personalization and a generator.
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2018-02-22 07:29:55 -07:00 |
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ebfull
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1a89b3a486
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Merge pull request #33 from ebfull/general-improvements
General improvements
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2018-02-20 18:39:02 -07:00 |
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Sean Bowe
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e8480a2b2c
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Utility for witnessing points on the curve.
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2018-02-20 18:36:53 -07:00 |
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Sean Bowe
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c221bc9126
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Rename mont to ecc in circuit code.
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2018-02-20 18:18:29 -07:00 |
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Sean Bowe
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a1c749e6a0
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Change fixed-base exponentiation API to handle scalars better.
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2018-02-20 18:12:27 -07:00 |
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Sean Bowe
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88bdff6ce9
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Pedersen hashes with full optimization
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2018-02-20 17:22:00 -07:00 |
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Sean Bowe
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4fa73efc1e
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Remove conditional negation implementation from AllocatedNum.
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2018-02-20 16:41:33 -07:00 |
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Sean Bowe
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c89d47bb07
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Remove Montgomery point doubling implementation in the circuit.
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2018-02-20 16:38:44 -07:00 |
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Sean Bowe
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1610bcfbcf
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Perform the y-coordinate conditional negation and lookup simultaneously.
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2018-02-20 16:31:27 -07:00 |
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Sean Bowe
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6f66fd3f9d
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Express x and y coordinates from lookup as linear combinations.
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2018-02-20 16:11:48 -07:00 |
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Sean Bowe
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b37d9b11cb
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More efficient implementation of Edwards doubling in the circuit.
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2018-02-20 15:38:28 -07:00 |
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Sean Bowe
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6e80c12365
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Add TODO
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2018-02-20 15:11:29 -07:00 |
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Sean Bowe
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d779f31ccd
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Force personalization of Pedersen hashes.
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2018-02-20 15:11:29 -07:00 |
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Sean Bowe
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39175a0c2a
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Remove unneeded imports
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2018-02-20 15:11:29 -07:00 |
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Sean Bowe
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5118fd5008
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Add new fixed generators for the output circuit
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2018-02-20 15:11:29 -07:00 |
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Sean Bowe
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ec7323159c
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Booleanize u64 objects.
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2018-02-20 15:11:29 -07:00 |
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Sean Bowe
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1df7fbeeff
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Refactor "booleanization" of objects.
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2018-02-20 15:11:29 -07:00 |
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ebfull
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8d633db82b
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Merge pull request #29 from ebfull/pedersen-chunks
63 chunks per pedersen hash segment
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2018-02-20 15:09:59 -07:00 |
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ebfull
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c091e274ee
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Merge pull request #32 from ebfull/bellman-update
Bellman update
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2018-02-16 09:09:27 -07:00 |
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Sean Bowe
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2f95a9094a
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Refactor to handle changes to ConstraintSystem API (no more Variable associated type, one is now static method).
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2018-02-16 08:45:18 -07:00 |
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Sean Bowe
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814cfef769
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Use more descriptive synthesis errors now available in bellman.
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2018-02-16 08:45:17 -07:00 |
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Sean Bowe
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683aa93b44
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Account for change in bellman's API for enforcement to use closures.
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2018-02-16 08:44:27 -07:00 |
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Sean Bowe
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821d22261e
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Raise the number of chunks in Pedersen hashes to 63.
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2018-02-11 12:59:57 -07:00 |
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Sean Bowe
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52829af6d8
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Fix test for pedersen hash chunks per generator.
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2018-02-11 12:59:49 -07:00 |
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ebfull
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c8cc190781
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Merge pull request #21 from ebfull/gh-revisions
Edwards scalar multiplication inside the circuit
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2018-02-10 11:24:11 -07:00 |
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Sean Bowe
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73e73d7c8c
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Remove TODOs by creating tickets.
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2018-02-07 13:55:34 -07:00 |
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Sean Bowe
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edc4adc32c
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Implementation of fixed-base Edwards scalar multiplication in the circuit.
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2018-02-07 13:33:09 -07:00 |
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Sean Bowe
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69833e5162
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Start initializing generators for various components in the protocol.
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2018-02-06 11:08:17 -07:00 |
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Sean Bowe
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55b8f7a575
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Dynamic base twisted Edwards scalar multiplication in the circuit.
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2018-02-02 14:24:18 -07:00 |
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Sean Bowe
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f2c74a4b98
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Implement conditional reversal of two allocated numbers.
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2018-02-02 11:57:49 -07:00 |
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Sean Bowe
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d49c0b0b0d
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Implement Edwards doubling in the circuit.
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2018-02-02 10:01:33 -07:00 |
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Sean Bowe
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67f2cea200
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Move window table lookup logic into its own module.
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2018-02-02 09:50:59 -07:00 |
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Sean Bowe
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ba3ef9c84c
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Implementation of 3-bit window table lookups.
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2018-02-02 09:41:44 -07:00 |
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Sean Bowe
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9d49a60f48
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Replace Montgomery point interpretation with twisted Edwards.
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2018-01-29 10:38:18 -07:00 |
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Sean Bowe
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f00e8a8292
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Change group_hash to output points in the twisted Edwards form.
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2018-01-29 08:56:58 -07:00 |
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Sean Bowe
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55598e4d4f
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Define get_for_y for twisted Edwards points.
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2018-01-29 08:32:06 -07:00 |
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Sean Bowe
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bfda59f80b
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Remove group hash implementation from inside the circuit, as it is no longer necessary.
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2018-01-29 07:24:59 -07:00 |
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ebfull
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7d590491bd
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Merge pull request #15 from ebfull/pedersen-hashes
Pedersen hashes inside and outside the circuit
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2018-01-29 06:06:52 -07:00 |
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Sean Bowe
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42514e7c47
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Remove TODO's in favor of github issues.
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2018-01-29 06:06:10 -07:00 |
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Sean Bowe
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6841763ae7
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Add TODO for improving lookup performance.
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2017-12-28 16:10:19 -07:00 |
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Sean Bowe
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849f330441
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Add test to monitor the number of constraints consumed by the pedersen hash (in the context of a merkle tree).
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2017-12-28 12:00:22 -07:00 |
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Sean Bowe
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e9c9618ef4
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Implement pedersen hashes inside and outside of the circuit.
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2017-12-28 11:06:05 -07:00 |
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Sean Bowe
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07f2e553a7
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Implement twisted Edwards point conversion and addition in the circuit.
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2017-12-22 11:52:13 -07:00 |
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Sean Bowe
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8e3bef80a4
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Bump version of bellman.
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2017-12-22 11:52:13 -07:00 |
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Sean Bowe
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e1ab3be3cc
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Implementation of conditional negation for AllocatedNum.
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2017-12-22 11:52:13 -07:00 |
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Sean Bowe
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87548f3d1d
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Implementation of Montgomery point addition in the circuit.
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2017-12-22 11:52:08 -07:00 |
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ebfull
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041060e5ca
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Merge pull request #13 from ebfull/tidy-up
Tidy up the codebase (TODOs into github issues)
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2017-12-18 22:11:05 -07:00 |
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Sean Bowe
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031ae638ce
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Tidy up the codebase (TODOs into github issues).
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2017-12-18 22:08:57 -07:00 |
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ebfull
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49cc4e05d9
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Merge pull request #4 from ebfull/refactor-jubjub
Group Hash implementation in the circuit
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2017-12-18 21:38:30 -07:00 |
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Sean Bowe
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1e56289f19
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Implementation of group hash in the circuit.
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2017-12-18 11:34:15 -07:00 |
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Sean Bowe
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d143d3230a
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Relocate grouphash implementation.
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2017-12-18 11:15:02 -07:00 |
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Sean Bowe
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7d6a57661b
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Add Montgomery point interpretation.
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2017-12-17 10:07:00 -07:00 |
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Sean Bowe
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eb8803f9eb
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Implementation of into_bits_strict for Num.
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2017-12-17 09:31:33 -07:00 |
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Sean Bowe
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068fbbc2be
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Implementation of into_bits for Num.
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2017-12-17 09:12:04 -07:00 |
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Sean Bowe
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6c6a193551
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Implementation of from_bits_strict for Num.
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2017-12-16 17:03:40 -07:00 |
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Sean Bowe
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d04c5acdb8
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Implement enforce_in_field and enforce_nand for Boolean.
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2017-12-16 16:01:13 -07:00 |
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Sean Bowe
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dfd82439de
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Implementation of k-ary AND.
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2017-12-15 14:12:38 -07:00 |
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Sean Bowe
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46cbfb4831
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Implementation of Montgomery point doubling in the circuit.
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2017-12-14 15:41:37 -07:00 |
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Sean Bowe
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8c4433ee82
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Add 2A precomputation to jubjub parameters.
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2017-12-14 11:34:57 -07:00 |
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Sean Bowe
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6b43a4ed10
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Make UInt32::addmany produce constant results when fed constant inputs, to allow for blake2s block precomputation for group hash.
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2017-12-12 14:53:16 -07:00 |
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Sean Bowe
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3a6e8d448f
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Add get_for_x to Montgomery implementation.
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2017-12-12 10:31:13 -07:00 |
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Sean Bowe
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e9d3923829
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Refactor jubjub implementation to be abstract over field, parameters.
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2017-12-11 23:06:05 -07:00 |
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ebfull
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bba5797e72
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Merge pull request #2 from ebfull/mont-to-projective
Do not perform inversions when converting from montgomery to edwards
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2017-12-11 15:44:11 -07:00 |
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Sean Bowe
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c0f5645ab4
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Do not perform inversions when converting from Montgomery to projective extended twisted Edwards.
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2017-12-06 17:22:35 -07:00 |
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Sean Bowe
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7c48792511
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Some test cleanups.
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2017-12-06 10:21:56 -07:00 |
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Sean Bowe
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bcb4925c6d
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Rename "sapling" to "sapling-crypto" in COPYRIGHT.
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2017-12-06 10:15:12 -07:00 |
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Sean Bowe
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96bcc84447
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Change library name and add README.
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2017-12-06 10:10:56 -07:00 |
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Sean Bowe
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86619c7334
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Implementation of fundamental circuitry and primitive Jubjub curve arithmetic.
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2017-12-06 10:06:34 -07:00 |
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Sean Bowe
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35314c8771
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Initial commit
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2017-11-13 01:54:13 -07:00 |
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