| /* |
| * dhcpcd - DHCP client daemon |
| * Copyright (c) 2006-2013 Roy Marples <roy@marples.name> |
| * All rights reserved |
| |
| * Redistribution and use in source and binary forms, with or without |
| * modification, are permitted provided that the following conditions |
| * are met: |
| * 1. Redistributions of source code must retain the above copyright |
| * notice, this list of conditions and the following disclaimer. |
| * 2. Redistributions in binary form must reproduce the above copyright |
| * notice, this list of conditions and the following disclaimer in the |
| * documentation and/or other materials provided with the distribution. |
| * |
| * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND |
| * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
| * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE |
| * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE |
| * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL |
| * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS |
| * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) |
| * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT |
| * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY |
| * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF |
| * SUCH DAMAGE. |
| */ |
| |
| #ifndef INTERFACE_H |
| #define INTERFACE_H |
| |
| #include <sys/socket.h> |
| |
| #include <net/if.h> |
| #include <netinet/in.h> |
| #include <netinet/if_ether.h> |
| |
| #include "config.h" |
| #include "dhcp.h" |
| #include "dhcpcd.h" |
| #include "ipv6.h" |
| |
| /* Some systems have route metrics */ |
| #ifndef HAVE_ROUTE_METRIC |
| # ifdef __linux__ |
| # define HAVE_ROUTE_METRIC 1 |
| # endif |
| # ifndef HAVE_ROUTE_METRIC |
| # define HAVE_ROUTE_METRIC 0 |
| # endif |
| #endif |
| |
| #ifndef DUID_LEN |
| # define DUID_LEN 128 + 2 |
| #endif |
| |
| #define EUI64_ADDR_LEN 8 |
| #define INFINIBAND_ADDR_LEN 20 |
| |
| /* Linux 2.4 doesn't define this */ |
| #ifndef ARPHRD_IEEE1394 |
| # define ARPHRD_IEEE1394 24 |
| #endif |
| |
| /* The BSD's don't define this yet */ |
| #ifndef ARPHRD_INFINIBAND |
| # define ARPHRD_INFINIBAND 32 |
| #endif |
| |
| /* Work out if we have a private address or not |
| * 10/8 |
| * 172.16/12 |
| * 192.168/16 |
| */ |
| #ifndef IN_PRIVATE |
| # define IN_PRIVATE(addr) (((addr & IN_CLASSA_NET) == 0x0a000000) || \ |
| ((addr & 0xfff00000) == 0xac100000) || \ |
| ((addr & IN_CLASSB_NET) == 0xc0a80000)) |
| #endif |
| |
| #define LINKLOCAL_ADDR 0xa9fe0000 |
| #define LINKLOCAL_MASK IN_CLASSB_NET |
| #define LINKLOCAL_BRDC (LINKLOCAL_ADDR | ~LINKLOCAL_MASK) |
| |
| #ifndef IN_LINKLOCAL |
| # define IN_LINKLOCAL(addr) ((addr & IN_CLASSB_NET) == LINKLOCAL_ADDR) |
| #endif |
| |
| extern int socket_afnet; |
| |
| int open_sockets(void); |
| |
| char *hwaddr_ntoa(const unsigned char *, size_t); |
| size_t hwaddr_aton(unsigned char *, const char *); |
| |
| int getifssid(const char *, char *); |
| struct if_head *discover_interfaces(int, char * const *); |
| void free_interface(struct interface *); |
| int do_mtu(const char *, short int); |
| #define get_mtu(iface) do_mtu(iface, 0) |
| #define set_mtu(iface, mtu) do_mtu(iface, mtu) |
| |
| int up_interface(struct interface *); |
| int if_conf(struct interface *); |
| int if_init(struct interface *); |
| |
| int open_link_socket(void); |
| int manage_link(int); |
| int carrier_status(struct interface *); |
| #endif |