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if Object.const_defined? :Digest
module Digest
class Base
def self.digest(data)
self.new.update(data).digest
end
def self.file(path)
self.new.update(File.open(path).read)
end
def self.hexdigest(data)
self.new.update(data).hexdigest
end
def ==(other)
if other.kind_of? String
self.hexdigest == other
else
self.digest == other.digest
end
end
def file(path)
self.update(File.open(path).read)
end
def hexdigest!
x = self.hexdigest
self.reset
x
end
alias length digest_length
alias size digest_length
alias to_s hexdigest
alias << update
end
class HMAC
def self.digest(data, key, digest)
self.new(key, digest).update(data).digest
end
def self.hexdigest(data, key, digest)
self.new(key, digest).update(data).hexdigest
end
alias << update
end
end
end
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