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Diffstat (limited to 'StdLib/Include/net/if.h')
| -rw-r--r-- | StdLib/Include/net/if.h | 227 |
1 files changed, 227 insertions, 0 deletions
diff --git a/StdLib/Include/net/if.h b/StdLib/Include/net/if.h new file mode 100644 index 0000000000..0b8afa0965 --- /dev/null +++ b/StdLib/Include/net/if.h @@ -0,0 +1,227 @@ +/*
+ * Copyright (c) 1982, 1986, 1989, 1993
+ * The Regents of the University of California. 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.
+ * 3. All advertising materials mentioning features or use of this software
+ * must display the following acknowledgement:
+ * This product includes software developed by the University of
+ * California, Berkeley and its contributors.
+ * 4. Neither the name of the University nor the names of its contributors
+ * may be used to endorse or promote products derived from this software
+ * without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE REGENTS 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 REGENTS 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.
+ *
+ * @(#)if.h 8.1 (Berkeley) 6/10/93
+ * $Id: if.h,v 1.1.1.1 2006/05/30 06:12:41 hhzhou Exp $
+ */
+
+#ifndef _NET_IF_H_
+#define _NET_IF_H_
+
+/*
+ * <net/if.h> does not depend on <sys/time.h> on most other systems. This
+ * helps userland compatability. (struct timeval ifi_lastchange)
+ */
+#ifndef KERNEL
+#include <sys/time.h>
+#endif
+
+/*
+ * Structure describing information about an interface
+ * which may be of interest to management entities.
+ */
+struct if_data {
+ /* generic interface information */
+ u_char ifi_type; /* ethernet, tokenring, etc */
+ u_char ifi_physical; /* e.g., AUI, Thinnet, 10base-T, etc */
+ u_char ifi_addrlen; /* media address length */
+ u_char ifi_hdrlen; /* media header length */
+ u_char ifi_recvquota; /* polling quota for receive intrs */
+ u_char ifi_xmitquota; /* polling quota for xmit intrs */
+ u_long ifi_mtu; /* maximum transmission unit */
+ u_long ifi_metric; /* routing metric (external only) */
+ u_long ifi_baudrate; /* linespeed */
+ /* volatile statistics */
+ u_long ifi_ipackets; /* packets received on interface */
+ u_long ifi_ierrors; /* input errors on interface */
+ u_long ifi_opackets; /* packets sent on interface */
+ u_long ifi_oerrors; /* output errors on interface */
+ u_long ifi_collisions; /* collisions on csma interfaces */
+ u_long ifi_ibytes; /* total number of octets received */
+ u_long ifi_obytes; /* total number of octets sent */
+ u_long ifi_imcasts; /* packets received via multicast */
+ u_long ifi_omcasts; /* packets sent via multicast */
+ u_long ifi_iqdrops; /* dropped on input, this interface */
+ u_long ifi_noproto; /* destined for unsupported protocol */
+ u_long ifi_recvtiming; /* usec spent receiving when timing */
+ u_long ifi_xmittiming; /* usec spent xmitting when timing */
+ struct timeval ifi_lastchange; /* time of last administrative change */
+};
+
+#define IFF_UP 0x1 /* interface is up */
+#define IFF_BROADCAST 0x2 /* broadcast address valid */
+#define IFF_DEBUG 0x4 /* turn on debugging */
+#define IFF_LOOPBACK 0x8 /* is a loopback net */
+#define IFF_POINTOPOINT 0x10 /* interface is point-to-point link */
+/*#define IFF_NOTRAILERS 0x20 * obsolete: avoid use of trailers */
+#define IFF_RUNNING 0x40 /* resources allocated */
+#define IFF_NOARP 0x80 /* no address resolution protocol */
+#define IFF_PROMISC 0x100 /* receive all packets */
+#define IFF_ALLMULTI 0x200 /* receive all multicast packets */
+#define IFF_OACTIVE 0x400 /* transmission in progress */
+#define IFF_SIMPLEX 0x800 /* can't hear own transmissions */
+#define IFF_LINK0 0x1000 /* per link layer defined bit */
+#define IFF_LINK1 0x2000 /* per link layer defined bit */
+#define IFF_LINK2 0x4000 /* per link layer defined bit */
+#define IFF_ALTPHYS IFF_LINK2 /* use alternate physical connection */
+#define IFF_MULTICAST 0x8000 /* supports multicast */
+
+/* flags set internally only: */
+#define IFF_CANTCHANGE \
+ (IFF_BROADCAST|IFF_POINTOPOINT|IFF_RUNNING|IFF_OACTIVE|\
+ IFF_SIMPLEX|IFF_MULTICAST|IFF_ALLMULTI)
+
+#define IFQ_MAXLEN 50
+#define IFNET_SLOWHZ 1 /* granularity is 1 second */
+
+/*
+ * Message format for use in obtaining information about interfaces
+ * from getkerninfo and the routing socket
+ */
+struct if_msghdr {
+ u_short ifm_msglen; /* to skip over non-understood messages */
+ u_char ifm_version; /* future binary compatability */
+ u_char ifm_type; /* message type */
+ int ifm_addrs; /* like rtm_addrs */
+ int ifm_flags; /* value of if_flags */
+ u_short ifm_index; /* index for associated ifp */
+ struct if_data ifm_data;/* statistics and other data about if */
+};
+
+/*
+ * Message format for use in obtaining information about interface addresses
+ * from getkerninfo and the routing socket
+ */
+struct ifa_msghdr {
+ u_short ifam_msglen; /* to skip over non-understood messages */
+ u_char ifam_version; /* future binary compatability */
+ u_char ifam_type; /* message type */
+ int ifam_addrs; /* like rtm_addrs */
+ int ifam_flags; /* value of ifa_flags */
+ u_short ifam_index; /* index for associated ifp */
+ int ifam_metric; /* value of ifa_metric */
+};
+
+/*
+ * Message format for use in obtaining information about multicast addresses
+ * from the routing socket
+ */
+struct ifma_msghdr {
+ u_short ifmam_msglen; /* to skip over non-understood messages */
+ u_char ifmam_version; /* future binary compatability */
+ u_char ifmam_type; /* message type */
+ int ifmam_addrs; /* like rtm_addrs */
+ int ifmam_flags; /* value of ifa_flags */
+ u_short ifmam_index; /* index for associated ifp */
+};
+
+/*
+ * Interface request structure used for socket
+ * ioctl's. All interface ioctl's must have parameter
+ * definitions which begin with ifr_name. The
+ * remainder may be interface specific.
+ */
+struct ifreq {
+#define IFNAMSIZ 16
+ char ifr_name[IFNAMSIZ]; /* if name, e.g. "en0" */
+ union {
+ struct sockaddr ifru_addr;
+ struct sockaddr ifru_dstaddr;
+ struct sockaddr ifru_broadaddr;
+ short ifru_flags;
+ int ifru_metric;
+ int ifru_mtu;
+ int ifru_phys;
+ int ifru_media;
+ caddr_t ifru_data;
+ } ifr_ifru;
+#define ifr_addr ifr_ifru.ifru_addr /* address */
+#define ifr_dstaddr ifr_ifru.ifru_dstaddr /* other end of p-to-p link */
+#define ifr_broadaddr ifr_ifru.ifru_broadaddr /* broadcast address */
+#define ifr_flags ifr_ifru.ifru_flags /* flags */
+#define ifr_metric ifr_ifru.ifru_metric /* metric */
+#define ifr_mtu ifr_ifru.ifru_mtu /* mtu */
+#define ifr_phys ifr_ifru.ifru_phys /* physical wire */
+#define ifr_media ifr_ifru.ifru_media /* physical media */
+#define ifr_data ifr_ifru.ifru_data /* for use by interface */
+};
+
+#define _SIZEOF_ADDR_IFREQ(ifr) \
+ ((ifr).ifr_addr.sa_len > sizeof(struct sockaddr) ? \
+ (sizeof(struct ifreq) - sizeof(struct sockaddr) + \
+ (ifr).ifr_addr.sa_len) : sizeof(struct ifreq))
+
+struct ifaliasreq {
+ char ifra_name[IFNAMSIZ]; /* if name, e.g. "en0" */
+ struct sockaddr ifra_addr;
+ struct sockaddr ifra_broadaddr;
+ struct sockaddr ifra_mask;
+};
+
+struct ifmediareq {
+ char ifm_name[IFNAMSIZ]; /* if name, e.g. "en0" */
+ int ifm_current; /* current media options */
+ int ifm_mask; /* don't care mask */
+ int ifm_status; /* media status */
+ int ifm_active; /* active options */
+ int ifm_count; /* # entries in ifm_ulist array */
+ int *ifm_ulist; /* media words */
+};
+/*
+ * Structure used in SIOCGIFCONF request.
+ * Used to retrieve interface configuration
+ * for machine (useful for programs which
+ * must know all networks accessible).
+ */
+struct ifconf {
+ int ifc_len; /* size of associated buffer */
+ union {
+ caddr_t ifcu_buf;
+ struct ifreq *ifcu_req;
+ } ifc_ifcu;
+#define ifc_buf ifc_ifcu.ifcu_buf /* buffer address */
+#define ifc_req ifc_ifcu.ifcu_req /* array of structures returned */
+};
+
+#ifdef KERNEL
+#ifdef MALLOC_DECLARE
+MALLOC_DECLARE(M_IFADDR);
+MALLOC_DECLARE(M_IFMADDR);
+#endif
+#endif
+
+/* XXX - this should go away soon */
+#ifdef KERNEL
+#include <net/if_var.h>
+#endif
+
+#endif /* !_NET_IF_H_ */
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