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Diffstat (limited to 'dhcpcd/net.h')
-rw-r--r-- | dhcpcd/net.h | 110 |
1 files changed, 110 insertions, 0 deletions
diff --git a/dhcpcd/net.h b/dhcpcd/net.h new file mode 100644 index 00000000..cc39ae80 --- /dev/null +++ b/dhcpcd/net.h @@ -0,0 +1,110 @@ +/* + * 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 *); +int if_vimaster(const 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 |