all: stop using src/ dir, fix example in README

2025-04-22 19:02:58 +03:00
parent 6e26d24a42
commit f35554437d
9 changed files with 1 additions and 1 deletions
--- a/ip_const.v
+++ b/ip_const.v
@ -0,0 +1,77 @@
+// This file is part of netaddr.
+//
+// netaddr is free software: you can redistribute it and/or modify it under
+// the terms of the GNU Lesser General Public License as published by the
+// Free Software Foundation, either version 3 of the License, or (at your
+// option) any later version.
+//
+// netaddr is distributed in the hope that it will be useful, but WITHOUT
+// ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+// FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public
+// License for more details.
+//
+// You should have received a copy of the GNU Lesser General Public License
+// along with netaddr. If not, see <https://www.gnu.org/licenses/>.
+
+// This file contains pre-calculated values for IPv4 reserved networks.
+// See https://www.iana.org/assignments/iana-ipv4-special-registry/iana-ipv4-special-registry.xhtml
+
+module netaddr
+
+struct Ipv4Const {
+	begin u32
+	end   u32
+}
+
+fn (n Ipv4Const) contains(addr Ipv4Addr) bool {
+	return n.begin <= addr.u32() && addr.u32() <= n.end
+}
+
+// 169.254.0.0/16
+const ipv4_link_local_network = Ipv4Const{u32(2851995648), u32(2852061183)}
+// 127.0.0.0/8
+const ipv4_loopback_network = Ipv4Const{u32(2130706432), u32(2147483647)}
+// 224.0.0.0/4
+const ipv4_multicast_network = Ipv4Const{u32(3758096384), u32(4026531839)}
+// 100.64.0.0/10
+const ipv4_public_network = Ipv4Const{u32(1681915904), u32(1686110207)}
+// 240.0.0.0/4
+const ipv4_reserved_network = Ipv4Const{u32(4026531840), u32(4294967295)}
+
+const ipv4_private_networks = [
+	// 0.0.0.0/8
+	Ipv4Const{u32(0), u32(16777215)},
+	// 10.0.0.0/8
+	Ipv4Const{u32(167772160), u32(184549375)},
+	// 169.254.0.0/16
+	Ipv4Const{u32(2851995648), u32(2852061183)}
+	// 127.0.0.0/8
+	Ipv4Const{u32(2130706432), u32(2147483647)}
+	// 172.16.0.0/12
+	Ipv4Const{u32(2886729728), u32(2887778303)},
+	// 192.0.0.0/24
+	Ipv4Const{u32(3221225472), u32(3221225727)},
+	// 192.0.0.170/31
+	Ipv4Const{u32(3221225642), u32(3221225643)},
+	// 192.0.2.0/24
+	Ipv4Const{u32(3221225984), u32(3221226239)},
+	// 192.168.0.0/16
+	Ipv4Const{u32(3232235520), u32(3232301055)},
+	// 198.18.0.0/15
+	Ipv4Const{u32(3323068416), u32(3323199487)},
+	// 198.51.100.0/24
+	Ipv4Const{u32(3325256704), u32(3325256959)},
+	// 203.0.113.0/24
+	Ipv4Const{u32(3405803776), u32(3405804031)},
+	// 240.0.0.0/4
+	Ipv4Const{u32(4026531840), u32(4294967295)}
+	// 255.255.255.255/32
+	Ipv4Const{u32(4294967295), u32(4294967295)},
+]!
+
+const ipv4_private_networks_exceptions = [
+	// 192.0.0.9/32
+	Ipv4Const{u32(3221225481), u32(3221225481)},
+	// 192.0.0.10/32
+	Ipv4Const{u32(3221225482), u32(3221225482)},
+]!