posixSocketModeProtocol

pub fn posixSocketModeProtocol(family: posix.sa_family_t, mode: net.Socket.Mode, protocol: ?net.Protocol) !struct

File

Code

pub fn posixSocketModeProtocol(family: posix.sa_family_t, mode: net.Socket.Mode, protocol: ?net.Protocol) !struct { u32, u32 } {
    return .{
        switch (mode) {
            .stream => posix.SOCK.STREAM,
            .dgram => posix.SOCK.DGRAM,
            .seqpacket => posix.SOCK.SEQPACKET,
            .raw => posix.SOCK.RAW,
            .rdm => if (@hasDecl(posix.SOCK, "RDM")) posix.SOCK.RDM else return error.OptionUnsupported,
        },
        if (protocol) |p| @backingInt(p) else if (is_windows) switch (family) {
            posix.AF.UNIX => switch (mode) {
                .stream => 0,
                else => return error.ProtocolUnsupportedByAddressFamily,
            },
            posix.AF.INET, posix.AF.INET6 => @backingInt(@as(net.Protocol, switch (mode) {
                .stream => .tcp,
                .dgram => .udp,
                else => return error.ProtocolUnsupportedByAddressFamily,
            })),
            else => return error.ProtocolUnsupportedByAddressFamily,
        } else 0,
    };
}