logos-storage/nim-poseidon2
1
0
Fork 0
mirror of https://github.com/logos-storage/nim-poseidon2.git synced 2026-04-21 02:33:41 +00:00
Code Issues Packages Projects Releases Wiki Activity

bumps constantine, updates curves

Browse Source
This commit is contained in:
benbierens 2024-08-08 14:45:13 +02:00
parent 8a54c69032
commit e173dd817b
No known key found for this signature in database
GPG Key ID: 877D2C2E09A22F3A
5 changed files with 9 additions and 9 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

4
poseidon2.nim
View File

@ -16,5 +16,5 @@ export elements
export types export types
# workaround for "undeclared identifier: 'getCurveOrder'" # workaround for "undeclared identifier: 'getCurveOrder'"
import constantine/math/config/curves import constantine/named/algebras
export curves export algebras

2
poseidon2.nimble
View File

@ -3,4 +3,4 @@ author = "nim-poseidon2 authors"
description = "Poseidon2 hash function" description = "Poseidon2 hash function"
license = "MIT" license = "MIT"
requires "https://github.com/mratsim/constantine#ab6fa6ae1bbbd1b10071a92ec209b381b5d82511" requires "https://github.com/mratsim/constantine#1e34ec22929eaba7bcf1681350ec21aed8f370f7"

6
poseidon2/io.nim
View File

@ -2,10 +2,10 @@ import std/options
import constantine/math/arithmetic import constantine/math/arithmetic
import constantine/math/io/io_bigints import constantine/math/io/io_bigints
import constantine/math/io/io_fields import constantine/math/io/io_fields
import constantine/math/config/curves import constantine/named/algebras
import ./types import ./types
export curves export algebras
func fromOpenArray(_: type F, bytes: openArray[byte]): F = func fromOpenArray(_: type F, bytes: openArray[byte]): F =
F.fromBig(B.unmarshal(bytes, littleEndian)) F.fromBig(B.unmarshal(bytes, littleEndian))
@ -19,7 +19,7 @@ func fromBytes*(_: type F, bytes: array[32, byte]): Option[F] =
## Converts bytes into a field element. The byte array is interpreted as a ## Converts bytes into a field element. The byte array is interpreted as a
## canonical little-endian big integer. ## canonical little-endian big integer.
let big = B.unmarshal(bytes, littleEndian) let big = B.unmarshal(bytes, littleEndian)
if bool(big < F.fieldMod()): if bool(big < F.getModulus()):
return some(F.fromBig(big)) return some(F.fromBig(big))
func toBytes*(element: F): array[32, byte] = func toBytes*(element: F): array[32, byte] =

2
poseidon2/roundfun.nim
View File

@ -1,6 +1,6 @@
import import
constantine/math/arithmetic, constantine/math/arithmetic,
constantine/math/config/curves constantine/named/algebras
import ./types import ./types
import ./roundconst import ./roundconst

4
poseidon2/types.nim
View File

@ -3,12 +3,12 @@ import
constantine/math/arithmetic, constantine/math/arithmetic,
constantine/math/io/io_fields, constantine/math/io/io_fields,
constantine/math/io/io_bigints, constantine/math/io/io_bigints,
constantine/math/config/curves constantine/named/algebras
#------------------------------------------------------------------------------- #-------------------------------------------------------------------------------
type B* = BigInt[254] type B* = BigInt[254]
type F* = Fr[BN254Snarks] type F* = Fr[BN254_Snarks]
type S* = (F,F,F) type S* = (F,F,F)
#------------------------------------------------------------------------------- #-------------------------------------------------------------------------------