func init
	// adds using namespace
	sys.add_use('System.Security.Cryptography')

	// initialize instance
	sys.add_var(this.name, 'HashAlgorithm')
	blk_init.println(this.codename, ' = HashAlgorithm.Create("', this.props('Algorithm').value, '");')

	// makes implementation methods for properties
	sys._prop_init('Hash', 1, 0, 0)
	sys._prop_init('HashSize', 1, 0, 1)

	// makes implementation of methods as properties
	sys._mtd_as_prop_init('HashAlgorithm')

	// makes implementation of simple methods
	sys._method_init('Clear')
	sys._method_init('Dispose')
	sys._method_init('Initialize')
end

func doComputeHash(data)
	if(linked("onComputeHash"))
		event("onComputeHash", this.codename + '.ComputeHash(' + d("buffer") + ')')
	else
		blk.println(this.codename, '.ComputeHash(', d("buffer"), ');')
	end
end

func doComputeHash2(data)
	if(linked("onComputeHash"))
		event("onComputeHash", this.codename + '.ComputeHash(' + d("stream") + ')')
	else
		blk.println(this.codename, '.ComputeHash(', d("stream"), ');')
	end
end

func doComputeHash3(data)
	if(linked("onComputeHash"))
		event("onComputeHash", this.codename + '.ComputeHash(' + d("buffer") + ', ' + d("offset") + ', ' + d("count") + ')')
	else
		blk.println(this.codename, '.ComputeHash(', d("buffer"), ', ', d("offset"), ', ', d("count"), ');')
	end
end