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const std = @import("../../std.zig");
const fmt = std.fmt;
const IPv4 = std.x.os.IPv4;
const IPv6 = std.x.os.IPv6;
const Socket = std.x.os.Socket;
/// A generic IP abstraction.
const ip = @This();
/// A union of all eligible types of IP addresses.
pub const Address = union(enum) {
ipv4: IPv4.Address,
ipv6: IPv6.Address,
/// Instantiate a new address with a IPv4 host and port.
pub fn initIPv4(host: IPv4, port: u16) Address {
return .{ .ipv4 = .{ .host = host, .port = port } };
}
/// Instantiate a new address with a IPv6 host and port.
pub fn initIPv6(host: IPv6, port: u16) Address {
return .{ .ipv6 = .{ .host = host, .port = port } };
}
/// Re-interpret a generic socket address into an IP address.
pub fn from(address: Socket.Address) ip.Address {
return switch (address) {
.ipv4 => |ipv4_address| .{ .ipv4 = ipv4_address },
.ipv6 => |ipv6_address| .{ .ipv6 = ipv6_address },
};
}
/// Re-interpret an IP address into a generic socket address.
pub fn into(self: ip.Address) Socket.Address {
return switch (self) {
.ipv4 => |ipv4_address| .{ .ipv4 = ipv4_address },
.ipv6 => |ipv6_address| .{ .ipv6 = ipv6_address },
};
}
/// Implements the `std.fmt.format` API.
pub fn format(
self: ip.Address,
comptime layout: []const u8,
opts: fmt.FormatOptions,
writer: anytype,
) !void {
_ = opts;
_ = layout;
switch (self) {
.ipv4 => |address| try fmt.format(writer, "{}:{}", .{ address.host, address.port }),
.ipv6 => |address| try fmt.format(writer, "{}:{}", .{ address.host, address.port }),
}
}
};
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