if.h

vxworks 6.x 的全部头文件

#define ADMIN_UP 1 /* for future use */
#define ADMIN_DOWN 2 /* for future use */

/* 
 * 
 * If admin status(RFC 2465) is ADMIN_BOOT/ADMIN_UP set the 
 * corresponding(v4/v6) interface flag.
 * Check for a valid ifa. For ipv6 should have 
 * atleast one (valid) ifa for which DAD has succeeded
 */

#define IFF_INET_UPDATE(ifp) \
if (ifp->admin_inet_status == ADMIN_UP || ifp->admin_inet_status == ADMIN_BOOT)\
 	   		{if (in_ifexists_ifa(ifp))							 \
			(ifp)->if_flags |= IFF_INET_UP;} 	  							 \
else 												 \
	log(LOG_WARNING, "Admin status is down for IPv4 traffic on interface %s%d\n",ifp->if_name,ifp->if_unit);	\

#define IFF_INET6_UPDATE(ifp) \
if (ifp->admin_inet6_status == ADMIN_UP || ifp->admin_inet6_status == ADMIN_BOOT)\
 	   		{if (in6_ifexists_ifa(ifp))							 \
			(ifp)->if_flags |= IFF_INET6_UP;} 	  							 \
else 	\
	log(LOG_WARNING, "Admin status is down for IPv6 traffic on interface %s%d\n",ifp->if_name,ifp->if_unit);	\

/*
 * 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 */
};

/*
 * Message format announcing the arrival or departure of a network interface.
 */
struct if_announcemsghdr {
	u_short	ifan_msglen;	/* to skip over non-understood messages */
	u_char	ifan_version;	/* future binary compatibility */
	u_char	ifan_type;	/* message type */
	u_short	ifan_index;	/* index for associated ifp */
	char	ifan_name[IFNAMSIZ]; /* if name, e.g. "en0" */
	u_short	ifan_what;	/* what type of announcement */
};

#define	IFAN_ARRIVAL	0	/* interface arrival */
#define	IFAN_DEPARTURE	1	/* interface departure */

/*
 * 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 sockaddr;

struct	ifreq {
	char	ifr_name[IFNAMSIZ];		/* if name, e.g. "en0" */
	union {
		struct	sockaddr ifru_addr;
		struct	sockaddr ifru_dstaddr;
		struct	sockaddr ifru_broadaddr;
		long	ifru_flags[2];
		int	ifru_metric;
		int	ifru_mtu;
		int	ifru_phys;
		int	ifru_media;
		caddr_t	ifru_data;
		int	ifru_cap[2];
	} 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[0]	/* flags (low 16 bits) */
#define	ifr_flagshigh	ifr_ifru.ifru_flags[1]	/* flags (high 16 bits) */
#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	ifr_reqcap	ifr_ifru.ifru_cap[0]	/* requested capabilities */
#define	ifr_curcap	ifr_ifru.ifru_cap[1]	/* current capabilities */
};

#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 */
};

/*
 * This structure is used to pass the data to in_control() for an address
 * delete request. The ifaliasreq structure has the address to be deleted
 * and 'detachFlag' indicates whether the interface is being detached.
 */
struct ifdeladdrreq {
	struct ifaliasreq ifr;
	BOOL   detachFlag;
};

/* 
 * Structure used to retrieve aux status data from interfaces.
 * Kernel suppliers to this interface should respect the formatting
 * needed by ifconfig(8): each line starts with a TAB and ends with
 * a newline.  The canonical example to copy and paste is in if_tun.c.
 */

#define	IFSTATMAX	800		/* 10 lines of text */
struct ifstat {
	char	ifs_name[IFNAMSIZ];	/* if name, e.g. "en0" */
	char	ascii[IFSTATMAX + 1];
};

/*
 * 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 */
};

/* 
 * Structure used in SIOCGMTU request.
 * Used to retrieve the MTU for point-to-multipoint devices.
 */

typedef struct mtuQuery_t 
	{
	UCHAR family;
	UINT32 dstIpAddr;
	UINT32 mtu;
	} MTU_QUERY;

/*
 * Structure for SIOC[AGD]LIFADDR
 */
struct if_laddrreq {
	char	iflr_name[IFNAMSIZ];
	u_int	flags;
#define	IFLR_PREFIX	0x8000  /* in: prefix given  out: kernel fills id */
	u_int	prefixlen;         /* in/out */
	struct	sockaddr_storage addr;   /* in/out */
	struct	sockaddr_storage dstaddr; /* out */
};

struct if_nameindex {
	u_int	if_index;	/* 1, 2, ... */
	char	*if_name;	/* null terminated name: "le0", ... */
};

u_int	 if_nametoindex __P((const char *));
char	*if_indextoname __P((u_int, char *));
struct	 if_nameindex *if_nameindex __P((void));
void	 if_freenameindex __P((struct if_nameindex *));


#ifdef _WRS_KERNEL
struct proc;
int	prison_if __P((struct proc *p, struct sockaddr *sa));

#include <net/if_var.h>

extern const char *if_name __P((struct ifnet *));
#define IFAREF(ifa)     do { ++(ifa)->ifa_refcnt; } while (0)
#endif /* _WRS_KERNEL */

#ifdef __cplusplus
}
#endif
    
#endif /* !__INCifh */