Chacha20poly1305.xdecrypt: def of bend-collections@1.0.0.0
Import: import bend-collections@1.0.0.0/src/crypto/aead/chacha20poly1305.bend as Chacha20poly1305
Lines 107-108 of bend-collections@1.0.0.0/src/crypto/aead/chacha20poly1305.bend: https://jend.leeeet.dev/read.txt?path=bend-collections@1.0.0.0/src/crypto/aead/chacha20poly1305.bend&start_line=107&end_line=108

import Base

def xdecrypt(+key: List<&2, U32>, +nonce: List<&2, U32>, +aad: List<&2, U32>, +data: List<&2, U32>) -> Maybe<&2, List<&2, U32>>:
  when_open(lengths_ok(key, nonce, 24n), xopen(key, nonce, aad, data))

Uses (6):
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=List
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Maybe
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=U32
  https://jend.leeeet.dev/definition.txt?path=bend-collections@1.0.0.0/src/crypto/aead/chacha20poly1305.bend&name=lengths_ok
  https://jend.leeeet.dev/definition.txt?path=bend-collections@1.0.0.0/src/crypto/aead/chacha20poly1305.bend&name=when_open
  https://jend.leeeet.dev/definition.txt?path=bend-collections@1.0.0.0/src/crypto/aead/chacha20poly1305.bend&name=xopen