Poly1305.verify: def of bend-collections-laws-crypto@1.0.0.0
Import: import bend-collections-laws-crypto@1.0.0.0/src/crypto/poly1305/poly1305.bend as Poly1305
Lines 85-88 of bend-collections-laws-crypto@1.0.0.0/src/crypto/poly1305/poly1305.bend: https://jend.leeeet.dev/read.txt?path=bend-collections-laws-crypto@1.0.0.0/src/crypto/poly1305/poly1305.bend&start_line=85&end_line=88

import Base
import bend-collections-laws-crypto@1.0.0.0/src/crypto/subtle.bend as Subtle

# True exactly when the key has 32 bytes and tag is the tag of msg; the tags
# are compared in constant time (src/crypto/subtle.bend).
def verify(+key: List<&2, U32>, +msg: List<&2, U32>, +tag: List<&2, U32>) -> Bool:
  Bool.and(has_key(key), Subtle.eq(mac(key, msg), tag))

Uses (7):
  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=List
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=U32
  https://jend.leeeet.dev/definition.txt?path=bend-collections-laws-crypto@1.0.0.0/src/crypto/poly1305/poly1305.bend&name=has_key
  https://jend.leeeet.dev/definition.txt?path=bend-collections-laws-crypto@1.0.0.0/src/crypto/poly1305/poly1305.bend&name=mac
  https://jend.leeeet.dev/definition.txt?path=bend-collections-laws-crypto@1.0.0.0/src/crypto/subtle.bend&name=eq