equivalent Cidr.None _ = False
equivalent _ Cidr.None = False
equivalent (Cidr addr1 mbits1) (Cidr addr2 mbits2) =
- (mbits1 == mbits2) && ((apply_mask addr1 mbits1) == (apply_mask addr2 mbits2))
+ (mbits1 == mbits2) && ((apply_mask addr1 mbits1 B.Zero) == (apply_mask addr2 mbits2 B.Zero))
-- Returns the mask portion of a CIDR address. That is, everything
-- after the trailing slash.
maskbits_from_cidr_string :: String -> Maskbits
-maskbits_from_cidr_string s =
- maskbits_from_string ((splitWith (`elem` "/") s) !! 1)
+maskbits_from_cidr_string s
+ | length partlist == 2 = maskbits_from_string (partlist !! 1)
+ | otherwise = Maskbits.None
+ where
+ partlist = (splitWith (`elem` "/") s)
-- Takes an IP address String in CIDR notation, and returns a list of
min_host Cidr.None = IPv4Address.None
min_host (Cidr IPv4Address.None _) = IPv4Address.None
min_host (Cidr _ Maskbits.None) = IPv4Address.None
-min_host (Cidr addr mask)
- | mask == ThirtyTwo = addr
- | mask == ThirtyOne = addr { octet4 = apply_mask oct4 Seven }
- | mask == Thirty = addr { octet4 = apply_mask oct4 Six }
- | mask == TwentyNine = addr { octet4 = apply_mask oct4 Five }
- | mask == TwentyEight = addr { octet4 = apply_mask oct4 Four }
- | mask == TwentySeven = addr { octet4 = apply_mask oct4 Three }
- | mask == TwentySix = addr { octet4 = apply_mask oct4 Two }
- | mask == TwentyFive = addr { octet4 = apply_mask oct4 One }
- | mask == TwentyFour = addr { octet4 = min_octet }
- | mask == TwentyThree = addr { octet3 = apply_mask oct3 Seven,
- octet4 = min_octet }
- | mask == TwentyTwo = addr { octet3 = apply_mask oct3 Six,
- octet4 = min_octet }
- | mask == TwentyOne = addr { octet3 = apply_mask oct3 Five,
- octet4 = min_octet }
- | mask == Twenty = addr { octet3 = apply_mask oct3 Four,
- octet4 = min_octet }
- | mask == Nineteen = addr { octet3 = apply_mask oct3 Three,
- octet4 = min_octet }
- | mask == Eighteen = addr { octet3 = apply_mask oct3 Two,
- octet4 = min_octet }
- | mask == Seventeen = addr { octet3 = apply_mask oct3 One,
- octet4 = min_octet }
- | mask == Sixteen = addr { octet3 = min_octet,
- octet4 = min_octet }
- | mask == Fifteen = addr { octet2 = apply_mask oct2 Seven,
- octet3 = min_octet,
- octet4 = min_octet }
- | mask == Fourteen = addr { octet2 = apply_mask oct2 Six,
- octet3 = min_octet,
- octet4 = min_octet }
- | mask == Thirteen = addr { octet2 = apply_mask oct2 Five,
- octet3 = min_octet,
- octet4 = min_octet }
- | mask == Twelve = addr { octet2 = apply_mask oct2 Four,
- octet3 = min_octet,
- octet4 = min_octet }
- | mask == Eleven = addr { octet2 = apply_mask oct2 Three,
- octet3 = min_octet,
- octet4 = min_octet }
- | mask == Ten = addr { octet2 = apply_mask oct2 Two,
- octet3 = min_octet,
- octet4 = min_octet }
- | mask == Nine = addr { octet2 = apply_mask oct2 One,
- octet3 = min_octet,
- octet4 = min_octet }
- | mask == Eight = addr { octet2 = min_octet,
- octet3 = min_octet,
- octet4 = min_octet }
- | mask == Seven = addr { octet1 = apply_mask oct1 Seven,
- octet2 = min_octet,
- octet3 = min_octet,
- octet4 = min_octet }
- | mask == Six = addr { octet1 = apply_mask oct1 Six,
- octet2 = min_octet,
- octet3 = min_octet,
- octet4 = min_octet }
- | mask == Five = addr { octet1 = apply_mask oct1 Five,
- octet2 = min_octet,
- octet3 = min_octet,
- octet4 = min_octet }
- | mask == Four = addr { octet1 = apply_mask oct1 Four,
- octet2 = min_octet,
- octet3 = min_octet,
- octet4 = min_octet }
- | mask == Three = addr { octet1 = apply_mask oct1 Three,
- octet2 = min_octet,
- octet3 = min_octet,
- octet4 = min_octet }
- | mask == Two = addr { octet1 = apply_mask oct1 Two,
- octet2 = min_octet,
- octet3 = min_octet,
- octet4 = min_octet }
- | mask == One = addr { octet1 = apply_mask oct1 One,
- octet2 = min_octet,
- octet3 = min_octet,
- octet4 = min_octet }
- | mask == Zero = addr { octet1 = min_octet,
- octet2 = min_octet,
- octet3 = min_octet,
- octet4 = min_octet }
- | otherwise = addr
- where
- oct1 = (octet1 addr)
- oct2 = (octet2 addr)
- oct3 = (octet3 addr)
- oct4 = (octet4 addr)
-
+min_host (Cidr addr mask) = apply_mask addr mask B.Zero
max_host :: Cidr -> IPv4Address
max_host Cidr.None = IPv4Address.None
max_host (Cidr IPv4Address.None _) = IPv4Address.None
max_host (Cidr _ Maskbits.None) = IPv4Address.None
-max_host (Cidr addr mask)
- | mask == ThirtyTwo = ipv4address_from_octets oct1 oct2 oct3 oct4
- | mask == ThirtyOne = ipv4address_from_octets oct1 oct2 oct3 (Octet a25 a26 a27 a28 a29 a30 a31 B.One)
- | mask == Thirty = ipv4address_from_octets oct1 oct2 oct3 (Octet a25 a26 a27 a28 a29 a30 B.One B.One)
- | mask == TwentyNine = ipv4address_from_octets oct1 oct2 oct3 (Octet a25 a26 a27 a28 a29 B.One B.One B.One)
- | mask == TwentyEight = ipv4address_from_octets oct1 oct2 oct3 (Octet a25 a26 a27 a28 B.One B.One B.One B.One)
- | mask == TwentySeven = ipv4address_from_octets oct1 oct2 oct3 (Octet a25 a26 a27 B.One B.One B.One B.One B.One)
- | mask == TwentySix = ipv4address_from_octets oct1 oct2 oct3 (Octet a25 a26 B.One B.One B.One B.One B.One B.One)
- | mask == TwentyFive = ipv4address_from_octets oct1 oct2 oct3 (Octet a25 B.One B.One B.One B.One B.One B.One B.One)
- | mask == TwentyFour = ipv4address_from_octets oct1 oct2 oct3 (max_octet)
- | mask == TwentyThree = ipv4address_from_octets oct1 oct2 (Octet a17 a18 a19 a20 a21 a22 a23 B.One) (max_octet)
- | mask == TwentyTwo = ipv4address_from_octets oct1 oct2 (Octet a17 a18 a19 a20 a21 a22 B.One B.One) (max_octet)
- | mask == TwentyOne = ipv4address_from_octets oct1 oct2 (Octet a17 a18 a19 a20 a21 B.One B.One B.One) (max_octet)
- | mask == Twenty = ipv4address_from_octets oct1 oct2 (Octet a17 a18 a19 a20 B.One B.One B.One B.One) (max_octet)
- | mask == Nineteen = ipv4address_from_octets oct1 oct2 (Octet a17 a18 a19 B.One B.One B.One B.One B.One) (max_octet)
- | mask == Eighteen = ipv4address_from_octets oct1 oct2 (Octet a17 a18 B.One B.One B.One B.One B.One B.One) (max_octet)
- | mask == Seventeen = ipv4address_from_octets oct1 oct2 (Octet a17 B.One B.One B.One B.One B.One B.One B.One) (max_octet)
- | mask == Sixteen = ipv4address_from_octets oct1 oct2 (max_octet) (max_octet)
- | mask == Fifteen = ipv4address_from_octets oct1 (Octet a9 a10 a11 a12 a13 a14 a15 B.One) (max_octet) (max_octet)
- | mask == Fourteen = ipv4address_from_octets oct1 (Octet a9 a10 a11 a12 a13 a14 B.One B.One) (max_octet) (max_octet)
- | mask == Thirteen = ipv4address_from_octets oct1 (Octet a9 a10 a11 a12 a13 B.One B.One B.One) (max_octet) (max_octet)
- | mask == Twelve = ipv4address_from_octets oct1 (Octet a9 a10 a11 a12 B.One B.One B.One B.One) (max_octet) (max_octet)
- | mask == Eleven = ipv4address_from_octets oct1 (Octet a9 a10 a11 B.One B.One B.One B.One B.One) (max_octet) (max_octet)
- | mask == Ten = ipv4address_from_octets oct1 (Octet a9 a10 B.One B.One B.One B.One B.One B.One) (max_octet) (max_octet)
- | mask == Nine = ipv4address_from_octets oct1 (Octet a9 B.One B.One B.One B.One B.One B.One B.One) (max_octet) (max_octet)
- | mask == Eight = ipv4address_from_octets oct1 (max_octet) (max_octet) (max_octet)
- | mask == Seven = ipv4address_from_octets (Octet a1 a2 a3 a4 a5 a6 a7 B.One) (max_octet) (max_octet) (max_octet)
- | mask == Six = ipv4address_from_octets (Octet a1 a2 a3 a4 a5 a6 B.One B.One) (max_octet) (max_octet) (max_octet)
- | mask == Five = ipv4address_from_octets (Octet a1 a2 a3 a4 a5 B.One B.One B.One) (max_octet) (max_octet) (max_octet)
- | mask == Four = ipv4address_from_octets (Octet a1 a2 a3 a4 B.One B.One B.One B.One) (max_octet) (max_octet) (max_octet)
- | mask == Three = ipv4address_from_octets (Octet a1 a2 a3 B.One B.One B.One B.One B.One) (max_octet) (max_octet) (max_octet)
- | mask == Two = ipv4address_from_octets (Octet a1 a2 B.One B.One B.One B.One B.One B.One) (max_octet) (max_octet) (max_octet)
- | mask == One = ipv4address_from_octets (Octet a1 B.One B.One B.One B.One B.One B.One B.One) (max_octet) (max_octet) (max_octet)
- | mask == Zero = ipv4address_from_octets (max_octet) (max_octet) (max_octet) (max_octet)
- | otherwise = addr
- where
- a1 = (b1 oct1)
- a2 = (b2 oct1)
- a3 = (b3 oct1)
- a4 = (b4 oct1)
- a5 = (b5 oct1)
- a6 = (b6 oct1)
- a7 = (b7 oct1)
- a9 = (b1 oct2)
- a10 = (b2 oct2)
- a11 = (b3 oct2)
- a12 = (b4 oct2)
- a13 = (b5 oct2)
- a14 = (b6 oct2)
- a15 = (b7 oct2)
- a17 = (b1 oct3)
- a18 = (b2 oct3)
- a19 = (b3 oct3)
- a20 = (b4 oct3)
- a21 = (b5 oct3)
- a22 = (b6 oct3)
- a23 = (b7 oct3)
- a25 = (b1 oct4)
- a26 = (b2 oct4)
- a27 = (b3 oct4)
- a28 = (b4 oct4)
- a29 = (b5 oct4)
- a30 = (b6 oct4)
- a31 = (b7 oct4)
- oct1 = (octet1 addr)
- oct2 = (octet2 addr)
- oct3 = (octet3 addr)
- oct4 = (octet4 addr)
-
+max_host (Cidr addr mask) = apply_mask addr mask B.One
min_octet1 :: Cidr -> Octet
| mbits1 > mbits2 = False
| otherwise = addr1masked == addr2masked
where
- addr1masked = apply_mask addr1 mbits1
- addr2masked = apply_mask addr2 mbits1
+ addr1masked = apply_mask addr1 mbits1 B.Zero
+ addr2masked = apply_mask addr2 mbits1 B.Zero
contains_proper :: Cidr -> Cidr -> Bool