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- # See utils/checkpackagelib/readme.txt before editing this file.
- # The validity of the hashes itself is checked when building, so below check
- # functions don't need to check for things already checked by running
- # "make package-dirclean package-source".
- import re
- from checkpackagelib.base import _CheckFunction
- from checkpackagelib.lib import ConsecutiveEmptyLines # noqa: F401
- from checkpackagelib.lib import EmptyLastLine # noqa: F401
- from checkpackagelib.lib import NewlineAtEof # noqa: F401
- from checkpackagelib.lib import TrailingSpace # noqa: F401
- def _empty_line_or_comment(text):
- return text.strip() == "" or text.startswith("#")
- class HashNumberOfFields(_CheckFunction):
- def check_line(self, lineno, text):
- if _empty_line_or_comment(text):
- return
- fields = text.split()
- if len(fields) != 3:
- return ["{}:{}: expected three fields ({}#adding-packages-hash)"
- .format(self.filename, lineno, self.url_to_manual),
- text]
- class HashType(_CheckFunction):
- len_of_hash = {"md5": 32, "sha1": 40, "sha224": 56, "sha256": 64,
- "sha384": 96, "sha512": 128}
- def check_line(self, lineno, text):
- if _empty_line_or_comment(text):
- return
- fields = text.split()
- if len(fields) < 2:
- return
- htype, hexa = fields[:2]
- if htype == "none":
- return
- if htype not in self.len_of_hash.keys():
- return ["{}:{}: unexpected type of hash ({}#adding-packages-hash)"
- .format(self.filename, lineno, self.url_to_manual),
- text]
- if not re.match("^[0-9A-Fa-f]{%s}$" % self.len_of_hash[htype], hexa):
- return ["{}:{}: hash size does not match type "
- "({}#adding-packages-hash)"
- .format(self.filename, lineno, self.url_to_manual),
- text,
- "expected {} hex digits".format(self.len_of_hash[htype])]
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