Sigv4.authorize: def of bend-kit-sigv4@0.11.0.1
Import: import bend-kit-sigv4@0.11.0.1/sigv4.bend as Sigv4
Lines 373-377 of bend-kit-sigv4@0.11.0.1/sigv4.bend: https://jend.leeeet.dev/read.txt?path=bend-kit-sigv4@0.11.0.1/sigv4.bend&start_line=373&end_line=377

import Base
import bend-kit-bytes@0.3.3.0/bytes.bend as Bytes

# authorize.hash over the payload's SHA-256. Done{(authorization, x-amz-content-sha256)}.
def authorize(creds: Credentials, +region: String, +service: String, +date: String, +method: String, +path: String, +q: String, +host: String, payload: Bytes.Bytes) -> IO(Result<&1, &1, U32 & String, String & String>):
  do IO<Result<&1, &1, U32 & String, String & String>>:
    r : Result<&1, &1, U32 & String, U32 & Array<U32>> <- sha.words(payload)
    authorize.of(hex.of(r), creds, region, service, date, method, path, q, host)

Uses (12):
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Array
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=IO
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=IO.bind
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Pair
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Result
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=String
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=U32
  https://jend.leeeet.dev/definition.txt?path=bend-kit-bytes@0.3.3.0/bytes.bend&name=Bytes
  https://jend.leeeet.dev/definition.txt?path=bend-kit-sigv4@0.11.0.1/sigv4.bend&name=Credentials
  https://jend.leeeet.dev/definition.txt?path=bend-kit-sigv4@0.11.0.1/sigv4.bend&name=authorize.of
  https://jend.leeeet.dev/definition.txt?path=bend-kit-sigv4@0.11.0.1/sigv4.bend&name=hex.of
  https://jend.leeeet.dev/definition.txt?path=bend-kit-sigv4@0.11.0.1/sigv4.bend&name=sha.words