go.chromium.org/luci@v0.0.0-20240309015107-7cdc2e660f33/lucicfg/starlark/stdlib/internal/digest.star (about)

     1  # Copyright 2020 The LUCI Authors.
     2  #
     3  # Licensed under the Apache License, Version 2.0 (the "License");
     4  # you may not use this file except in compliance with the License.
     5  # You may obtain a copy of the License at
     6  #
     7  #      http://www.apache.org/licenses/LICENSE-2.0
     8  #
     9  # Unless required by applicable law or agreed to in writing, software
    10  # distributed under the License is distributed on an "AS IS" BASIS,
    11  # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
    12  # See the License for the specific language governing permissions and
    13  # limitations under the License.
    14  
    15  """Functions to calculate hash digests of blocks of data."""
    16  
    17  load("@stdlib//internal/strutil.star", "strutil")
    18  
    19  digest = struct(
    20      sha256 = struct(
    21          size = 32,
    22          bytes = lambda blob: __native__.hash_digest("SHA256", blob),
    23          hex = lambda blob: strutil.hex_encode(__native__.hash_digest("SHA256", blob)),
    24      ),
    25  )