X-Git-Url: http://gitweb.michael.orlitzky.com/?a=blobdiff_plain;f=src%2FMain.hs;h=a86eebf90081f0807a8628d35cff6c7a677d20c2;hb=6c076a2622dd9a6bfc96ed05f8478b5150db176a;hp=3dfa546e374c84b6c86cd2bdce848285d5fd2ea8;hpb=60c61e5eb68575f723beac12fc3162ab30557953;p=hath.git diff --git a/src/Main.hs b/src/Main.hs index 3dfa546..a86eebf 100644 --- a/src/Main.hs +++ b/src/Main.hs @@ -2,24 +2,20 @@ import Data.List (intercalate, intersperse) import System.Exit (ExitCode(..), exitWith) import System.IO (stderr, hPutStrLn) -import Text.Regex.Posix - -import Cidr (Cidr, - from_string, - min_first_octet, - min_second_octet, - min_third_octet, - min_fourth_octet, - max_first_octet, - max_second_octet, - max_third_octet, - max_fourth_octet) +import Cidr (Cidr(..), + cidr_from_string, + is_valid_cidr) import CommandLine (help_set, help_text, input_function, - parse_errors) - + Mode(..), + parse_errors, + parse_mode) + +import IPv4Address +import Octet + -- Some exit codes, used in the ExitFailure constructor. exit_invalid_cidr :: Int exit_invalid_cidr = 1 @@ -58,20 +54,15 @@ cidr_to_regex cidr = range2 = numeric_range min2 max2 range3 = numeric_range min3 max3 range4 = numeric_range min4 max4 - min1 = min_first_octet cidr - min2 = min_second_octet cidr - min3 = min_third_octet cidr - min4 = min_fourth_octet cidr - max1 = max_first_octet cidr - max2 = max_second_octet cidr - max3 = max_third_octet cidr - max4 = max_fourth_octet cidr - + min1 = octet_to_int (min_octet1 (ipv4address cidr) (maskbits cidr)) + min2 = octet_to_int (min_octet2 (ipv4address cidr) (maskbits cidr)) + min3 = octet_to_int (min_octet3 (ipv4address cidr) (maskbits cidr)) + min4 = octet_to_int (min_octet4 (ipv4address cidr) (maskbits cidr)) + max1 = octet_to_int (max_octet1 (ipv4address cidr) (maskbits cidr)) + max2 = octet_to_int (max_octet2 (ipv4address cidr) (maskbits cidr)) + max3 = octet_to_int (max_octet3 (ipv4address cidr) (maskbits cidr)) + max4 = octet_to_int (max_octet4 (ipv4address cidr) (maskbits cidr)) --- Will return True if the passed String is in CIDR notation, False --- otherwise. -is_valid_cidr :: String -> Bool -is_valid_cidr cidr = cidr =~ "([0-9]{1,3}\\.){3}[0-9]{1,3}/[0-9]{1,2}" -- Take a list of Strings, and return a regular expression matching @@ -93,7 +84,7 @@ numeric_range x y = -- Take a CIDR String, and exit with a failure if it's invalid. validate_or_die :: String -> IO () validate_or_die cidr = do - if (is_valid_cidr cidr) + if (Cidr.is_valid_cidr cidr) then do return () else do @@ -126,8 +117,17 @@ main = do -- The input function we receive here should know what to read. inputfunc <- (CommandLine.input_function) input <- inputfunc + let cidr_strings = lines input mapM validate_or_die cidr_strings - let cidrs = map Cidr.from_string cidr_strings - let regexes = map cidr_to_regex cidrs - putStrLn $ alternate regexes + let cidrs = map Cidr.cidr_from_string cidr_strings + + -- Get the mode of operation. + mode <- CommandLine.parse_mode + + case mode of + Regex -> do + let regexes = map cidr_to_regex cidrs + putStrLn $ alternate regexes + Reduce -> do + putStr input