139 lines
3.2 KiB
C
139 lines
3.2 KiB
C
/*
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* Copyright 2006-2012 Haiku, Inc. All Rights Reserved.
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* Distributed under the terms of the MIT License.
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*/
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#ifndef _NET_IF_H
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#define _NET_IF_H
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#include <net/route.h>
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#include <sys/socket.h>
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#define IF_NAMESIZE 32
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/* BSD specific/proprietary part */
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#define IFNAMSIZ IF_NAMESIZE
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struct ifreq_stream_stats {
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uint32_t packets;
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uint32_t errors;
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uint64_t bytes;
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uint32_t multicast_packets;
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uint32_t dropped;
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};
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struct ifreq_stats {
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struct ifreq_stream_stats receive;
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struct ifreq_stream_stats send;
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uint32_t collisions;
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};
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struct ifreq {
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char ifr_name[IF_NAMESIZE];
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union {
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struct sockaddr ifr_addr;
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struct sockaddr ifr_dstaddr;
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struct sockaddr ifr_broadaddr;
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struct sockaddr ifr_mask;
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struct ifreq_stats ifr_stats;
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struct route_entry ifr_route;
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int ifr_flags;
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int ifr_index;
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int ifr_metric;
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int ifr_mtu;
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int ifr_media;
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int ifr_type;
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int ifr_reqcap;
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int ifr_count;
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uint8_t* ifr_data;
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};
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};
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/* used with SIOC_IF_ALIAS_ADD, SIOC_IF_ALIAS_GET, SIOC_ALIAS_SET */
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struct ifaliasreq {
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char ifra_name[IF_NAMESIZE];
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int ifra_index;
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struct sockaddr_storage ifra_addr;
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union {
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struct sockaddr_storage ifra_broadaddr;
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struct sockaddr_storage ifra_destination;
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};
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struct sockaddr_storage ifra_mask;
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uint32_t ifra_flags;
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};
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/* used with SIOCGIFMEDIA */
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struct ifmediareq {
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char ifm_name[IF_NAMESIZE];
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int ifm_current;
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int ifm_mask;
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int ifm_status;
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int ifm_active;
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int ifm_count;
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int* ifm_ulist;
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};
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/* interface flags */
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#define IFF_UP 0x0001
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#define IFF_BROADCAST 0x0002 /* valid broadcast address */
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#define IFF_LOOPBACK 0x0008
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#define IFF_POINTOPOINT 0x0010 /* point-to-point link */
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#define IFF_NOARP 0x0040 /* no address resolution */
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#define IFF_AUTOUP 0x0080 /* auto dial */
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#define IFF_PROMISC 0x0100 /* receive all packets */
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#define IFF_ALLMULTI 0x0200 /* receive all multicast packets */
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#define IFF_SIMPLEX 0x0800 /* doesn't receive own transmissions */
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#define IFF_LINK 0x1000 /* has link */
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#define IFF_AUTO_CONFIGURED 0x2000
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#define IFF_CONFIGURING 0x4000
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#define IFF_MULTICAST 0x8000 /* supports multicast */
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/* interface alias flags */
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#define IFAF_AUTO_CONFIGURED 0x0001 /* has been automatically configured */
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#define IFAF_CONFIGURING 0x0002 /* auto configuration in progress */
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/* used with SIOCGIFCOUNT, and SIOCGIFCONF */
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struct ifconf {
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int ifc_len; /* size of buffer */
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union {
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void* ifc_buf;
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struct ifreq* ifc_req;
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int ifc_value;
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};
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};
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/* Macro that returns the size of a single address within a SIOCGIFCONF buffer;
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it looks like this because of compatibility with other platforms. */
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#define _SIZEOF_ADDR_IFREQ(request) \
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(IF_NAMESIZE + (request).ifr_addr.sa_len > (int)sizeof(struct ifreq) \
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? IF_NAMESIZE + (request).ifr_addr.sa_len : sizeof(struct ifreq))
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/* POSIX definitions follow */
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struct if_nameindex {
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unsigned if_index; /* positive interface index */
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char* if_name; /* interface name, ie. "loopback" */
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};
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#ifdef __cplusplus
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extern "C" {
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#endif
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unsigned if_nametoindex(const char* name);
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char* if_indextoname(unsigned interfaceIndex, char* nameBuffer);
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struct if_nameindex* if_nameindex(void);
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void if_freenameindex(struct if_nameindex* interfaceArray);
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#ifdef __cplusplus
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}
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#endif
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#endif /* _NET_IF_H */
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