class Socket::Ifaddr
Socket::Ifaddr represents a result of getifaddrs() function.
Public Instance Methods
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static VALUEifaddr_addr(VALUE self){ struct ifaddrs *ifa = get_ifaddrs(self); if (ifa->ifa_addr) return rsock_sockaddr_obj(ifa->ifa_addr, rsock_sockaddr_len(ifa->ifa_addr)); return Qnil;}Returns the address ofifaddr. nil is returned if address is not available inifaddr.
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static VALUEifaddr_broadaddr(VALUE self){ struct ifaddrs *ifa = get_ifaddrs(self); if ((ifa->ifa_flags & IFF_BROADCAST) && ifa->ifa_broadaddr) return rsock_sockaddr_obj(ifa->ifa_broadaddr, rsock_sockaddr_len(ifa->ifa_broadaddr)); return Qnil;}Returns the broadcast address ofifaddr. nil is returned if the flags doesn’t have IFF_BROADCAST.
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static VALUEifaddr_dstaddr(VALUE self){ struct ifaddrs *ifa = get_ifaddrs(self); if ((ifa->ifa_flags & IFF_POINTOPOINT) && ifa->ifa_dstaddr) return rsock_sockaddr_obj(ifa->ifa_dstaddr, rsock_sockaddr_len(ifa->ifa_dstaddr)); return Qnil;}Returns the destination address ofifaddr. nil is returned if the flags doesn’t have IFF_POINTOPOINT.
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static VALUEifaddr_flags(VALUE self){ struct ifaddrs *ifa = get_ifaddrs(self); return IFAFLAGS2NUM(ifa->ifa_flags);}Returns the flags ofifaddr.
The value is bitwise-or of Socket::IFF_* constants such as Socket::IFF_LOOPBACK.
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static VALUEifaddr_ifindex(VALUE self){ struct ifaddrs *ifa = get_ifaddrs(self); unsigned int ifindex = if_nametoindex(ifa->ifa_name); if (ifindex == 0) { rb_raise(rb_eArgError, "invalid interface name: %s", ifa->ifa_name); } return UINT2NUM(ifindex);}Returns the interface index ofifaddr.
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static VALUEifaddr_inspect(VALUE self){ struct ifaddrs *ifa = get_ifaddrs(self); VALUE result; result = rb_str_new_cstr("#<"); rb_str_append(result, rb_class_name(CLASS_OF(self))); rb_str_cat2(result, " "); rb_str_cat2(result, ifa->ifa_name); if (ifa->ifa_flags) ifaddr_inspect_flags(ifa->ifa_flags, result); if (ifa->ifa_addr) { rb_str_cat2(result, " "); rsock_inspect_sockaddr(ifa->ifa_addr, rsock_sockaddr_len(ifa->ifa_addr), result); } if (ifa->ifa_netmask) { rb_str_cat2(result, " netmask="); rsock_inspect_sockaddr(ifa->ifa_netmask, rsock_sockaddr_len(ifa->ifa_netmask), result); } if ((ifa->ifa_flags & IFF_BROADCAST) && ifa->ifa_broadaddr) { rb_str_cat2(result, " broadcast="); rsock_inspect_sockaddr(ifa->ifa_broadaddr, rsock_sockaddr_len(ifa->ifa_broadaddr), result); } if ((ifa->ifa_flags & IFF_POINTOPOINT) && ifa->ifa_dstaddr) { rb_str_cat2(result, " dstaddr="); rsock_inspect_sockaddr(ifa->ifa_dstaddr, rsock_sockaddr_len(ifa->ifa_dstaddr), result); } rb_str_cat2(result, ">"); return result;}Returns a string to show contents ofifaddr.
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static VALUEifaddr_name(VALUE self){ struct ifaddrs *ifa = get_ifaddrs(self); return rb_str_new_cstr(ifa->ifa_name);}Returns the interface name ofifaddr.
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static VALUEifaddr_netmask(VALUE self){ struct ifaddrs *ifa = get_ifaddrs(self); if (ifa->ifa_netmask) return rsock_sockaddr_obj(ifa->ifa_netmask, rsock_sockaddr_len(ifa->ifa_netmask)); return Qnil;}Returns the netmask address ofifaddr. nil is returned if netmask is not available inifaddr.
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static VALUEifaddr_vhid(VALUE self){ struct ifaddrs *ifa = get_ifaddrs(self); if (ifa->ifa_data) return (INT2FIX(((struct if_data*)ifa->ifa_data)->ifi_vhid)); else return Qnil;}Returns the vhid address ofifaddr. nil is returned if there is no vhid.