Fill.ixi: def of bend-collections-laws-crypto@1.0.0.0
Import: import bend-collections-laws-crypto@1.0.0.0/proofs/crypto/argon2/fill.bend as Fill
Lines 96-100 of bend-collections-laws-crypto@1.0.0.0/proofs/crypto/argon2/fill.bend: https://jend.leeeet.dev/read.txt?path=bend-collections-laws-crypto@1.0.0.0/proofs/crypto/argon2/fill.bend&start_line=96&end_line=100

import Base
import bend-collections-laws-crypto@1.0.0.0/src/crypto/blake/blake2b/types.bend as T
import bend-collections-laws-crypto@1.0.0.0/src/crypto/argon2/blamka.bend as G
import bend-collections-laws-crypto@1.0.0.0/src/crypto/argon2/argon2.bend as I

# The reference block index from the pseudo-random lane pr, as the implementation computes it.
def ixi(+r0: Bool, +s: Nat, +l: Nat, +idx: Nat, +p: Nat, +q: Nat, +sl: Nat, +pr: T.Lane) -> Nat:
  +rl = I.ref_lane(Bool.and(r0, Nat.is_eq(s, 0n)), l, I.hi(pr), p)
  +w = I.area(I.area_base(r0, s, sl, q), idx, Nat.is_eq(rl, l))
  Nat.add(Nat.mul(rl, q), Nat.mod(Nat.add(I.start(r0, s, sl), I.rel(w, G.lo(pr))), q))

Uses (15):
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Bool
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Bool.and
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Nat
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Nat.add
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Nat.is_eq
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Nat.mod
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Nat.mul
  https://jend.leeeet.dev/definition.txt?path=bend-collections-laws-crypto@1.0.0.0/src/crypto/argon2/argon2.bend&name=area
  https://jend.leeeet.dev/definition.txt?path=bend-collections-laws-crypto@1.0.0.0/src/crypto/argon2/argon2.bend&name=area_base
  https://jend.leeeet.dev/definition.txt?path=bend-collections-laws-crypto@1.0.0.0/src/crypto/argon2/argon2.bend&name=hi
  https://jend.leeeet.dev/definition.txt?path=bend-collections-laws-crypto@1.0.0.0/src/crypto/argon2/argon2.bend&name=ref_lane
  https://jend.leeeet.dev/definition.txt?path=bend-collections-laws-crypto@1.0.0.0/src/crypto/argon2/argon2.bend&name=rel
  https://jend.leeeet.dev/definition.txt?path=bend-collections-laws-crypto@1.0.0.0/src/crypto/argon2/argon2.bend&name=start
  https://jend.leeeet.dev/definition.txt?path=bend-collections-laws-crypto@1.0.0.0/src/crypto/argon2/blamka.bend&name=lo
  https://jend.leeeet.dev/definition.txt?path=bend-collections-laws-crypto@1.0.0.0/src/crypto/blake/blake2b/types.bend&name=Lane