embedaddon/quagga/lib/if.h - diff

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Diff for /embedaddon/quagga/lib/if.h between versions 1.1.1.2 and 1.1.1.3

version 1.1.1.2, 2013/07/21 23:54:39	version 1.1.1.3, 2016/11/02 10:09:10
Line 21 Boston, MA 02111-1307, USA. */	Line 21 Boston, MA 02111-1307, USA. */
#ifndef _ZEBRA_IF_H	#ifndef _ZEBRA_IF_H
#define _ZEBRA_IF_H	#define _ZEBRA_IF_H

	#include "zebra.h"
#include "linklist.h"	#include "linklist.h"

	/* Interface link-layer type, if known. Derived from:
	*
	* net/if_arp.h on various platforms - Linux especially.
	* http://www.iana.org/assignments/arp-parameters/arp-parameters.xhtml
	*
	* Some of the more obviously defunct technologies left out.
	*/
	enum zebra_link_type {
	ZEBRA_LLT_UNKNOWN = 0,
	ZEBRA_LLT_ETHER,
	ZEBRA_LLT_EETHER,
	ZEBRA_LLT_AX25,
	ZEBRA_LLT_PRONET,
	ZEBRA_LLT_IEEE802,
	ZEBRA_LLT_ARCNET,
	ZEBRA_LLT_APPLETLK,
	ZEBRA_LLT_DLCI,
	ZEBRA_LLT_ATM,
	ZEBRA_LLT_METRICOM,
	ZEBRA_LLT_IEEE1394,
	ZEBRA_LLT_EUI64,
	ZEBRA_LLT_INFINIBAND,
	ZEBRA_LLT_SLIP,
	ZEBRA_LLT_CSLIP,
	ZEBRA_LLT_SLIP6,
	ZEBRA_LLT_CSLIP6,
	ZEBRA_LLT_RSRVD,
	ZEBRA_LLT_ADAPT,
	ZEBRA_LLT_ROSE,
	ZEBRA_LLT_X25,
	ZEBRA_LLT_PPP,
	ZEBRA_LLT_CHDLC,
	ZEBRA_LLT_LAPB,
	ZEBRA_LLT_RAWHDLC,
	ZEBRA_LLT_IPIP,
	ZEBRA_LLT_IPIP6,
	ZEBRA_LLT_FRAD,
	ZEBRA_LLT_SKIP,
	ZEBRA_LLT_LOOPBACK,
	ZEBRA_LLT_LOCALTLK,
	ZEBRA_LLT_FDDI,
	ZEBRA_LLT_SIT,
	ZEBRA_LLT_IPDDP,
	ZEBRA_LLT_IPGRE,
	ZEBRA_LLT_IP6GRE,
	ZEBRA_LLT_PIMREG,
	ZEBRA_LLT_HIPPI,
	ZEBRA_LLT_ECONET,
	ZEBRA_LLT_IRDA,
	ZEBRA_LLT_FCPP,
	ZEBRA_LLT_FCAL,
	ZEBRA_LLT_FCPL,
	ZEBRA_LLT_FCFABRIC,
	ZEBRA_LLT_IEEE802_TR,
	ZEBRA_LLT_IEEE80211,
	ZEBRA_LLT_IEEE80211_RADIOTAP,
	ZEBRA_LLT_IEEE802154,
	ZEBRA_LLT_IEEE802154_PHY,
	};

/*	/*
Interface name length.	Interface name length.

Line 36 Boston, MA 02111-1307, USA. */	Line 97 Boston, MA 02111-1307, USA. */
#define INTERFACE_NAMSIZ 20	#define INTERFACE_NAMSIZ 20
#define INTERFACE_HWADDR_MAX 20	#define INTERFACE_HWADDR_MAX 20

	typedef signed int ifindex_t;

#ifdef HAVE_PROC_NET_DEV	#ifdef HAVE_PROC_NET_DEV
struct if_stats	struct if_stats
{	{
Line 82 struct interface	Line 145 struct interface

/* Interface index (should be IFINDEX_INTERNAL for non-kernel or	/* Interface index (should be IFINDEX_INTERNAL for non-kernel or
deleted interfaces). */	deleted interfaces). */
unsigned int ifindex;	ifindex_t ifindex;
#define IFINDEX_INTERNAL 0	#define IFINDEX_INTERNAL 0

/* Zebra internal interface status */	/* Zebra internal interface status */
Line 101 struct interface	Line 164 struct interface
unsigned int mtu; /* IPv4 MTU */	unsigned int mtu; /* IPv4 MTU */
unsigned int mtu6; /* IPv6 MTU - probably, but not neccessarily same as mtu */	unsigned int mtu6; /* IPv6 MTU - probably, but not neccessarily same as mtu */

/* Hardware address. */	/* Link-layer information and hardware address */
#ifdef HAVE_STRUCT_SOCKADDR_DL	enum zebra_link_type ll_type;
union {
/* note that sdl_storage is never accessed, it only exists to make space.
* all actual uses refer to sdl - but use sizeof(sdl_storage)! this fits
* best with C aliasing rules. */
struct sockaddr_dl sdl;
struct sockaddr_storage sdl_storage;
};
#else
unsigned short hw_type;
u_char hw_addr[INTERFACE_HWADDR_MAX];	u_char hw_addr[INTERFACE_HWADDR_MAX];
int hw_addr_len;	int hw_addr_len;
#endif /* HAVE_STRUCT_SOCKADDR_DL */

/* interface bandwidth, kbits */	/* interface bandwidth, kbits */
unsigned int bandwidth;	unsigned int bandwidth;
Line 139 struct interface	Line 192 struct interface
#ifdef HAVE_NET_RT_IFLIST	#ifdef HAVE_NET_RT_IFLIST
struct if_data stats;	struct if_data stats;
#endif /* HAVE_NET_RT_IFLIST */	#endif /* HAVE_NET_RT_IFLIST */

	vrf_id_t vrf_id;
};	};

/* Connected address structure. */	/* Connected address structure. */
Line 151 struct connected	Line 206 struct connected
u_char conf;	u_char conf;
#define ZEBRA_IFC_REAL (1 << 0)	#define ZEBRA_IFC_REAL (1 << 0)
#define ZEBRA_IFC_CONFIGURED (1 << 1)	#define ZEBRA_IFC_CONFIGURED (1 << 1)
	#define ZEBRA_IFC_QUEUED (1 << 2)
/*	/*
The ZEBRA_IFC_REAL flag should be set if and only if this address	The ZEBRA_IFC_REAL flag should be set if and only if this address
exists in the kernel.	exists in the kernel and is actually usable. (A case where it exists but
	is not yet usable would be IPv6 with DAD)
The ZEBRA_IFC_CONFIGURED flag should be set if and only if this address	The ZEBRA_IFC_CONFIGURED flag should be set if and only if this address
was configured by the user from inside quagga.	was configured by the user from inside quagga.
	The ZEBRA_IFC_QUEUED flag should be set if and only if the address exists
	in the kernel. It may and should be set although the address might not be
	usable yet. (compare with ZEBRA_IFC_REAL)
*/	*/

/* Flags for connected address. */	/* Flags for connected address. */
Line 237 struct connected	Line 297 struct connected
/* Prototypes. */	/* Prototypes. */
extern int if_cmp_func (struct interface , struct interface );	extern int if_cmp_func (struct interface , struct interface );
extern struct interface if_create (const char name, int namelen);	extern struct interface if_create (const char name, int namelen);
extern struct interface *if_lookup_by_index (unsigned int);	extern struct interface *if_lookup_by_index (ifindex_t);
extern struct interface *if_lookup_exact_address (struct in_addr);	extern struct interface *if_lookup_exact_address (struct in_addr);
extern struct interface *if_lookup_address (struct in_addr);	extern struct interface *if_lookup_address (struct in_addr);
	extern struct interface if_lookup_prefix (struct prefix prefix);

	extern struct interface if_create_vrf (const char name, int namelen,
	vrf_id_t vrf_id);
	extern struct interface *if_lookup_by_index_vrf (ifindex_t, vrf_id_t vrf_id);
	extern struct interface *if_lookup_exact_address_vrf (struct in_addr,
	vrf_id_t vrf_id);
	extern struct interface *if_lookup_address_vrf (struct in_addr,
	vrf_id_t vrf_id);
	extern struct interface if_lookup_prefix_vrf (struct prefix prefix,
	vrf_id_t vrf_id);

/* These 2 functions are to be used when the ifname argument is terminated	/* These 2 functions are to be used when the ifname argument is terminated
by a '\0' character: */	by a '\0' character: */
extern struct interface if_lookup_by_name (const char ifname);	extern struct interface if_lookup_by_name (const char ifname);
extern struct interface if_get_by_name (const char ifname);	extern struct interface if_get_by_name (const char ifname);

	extern struct interface if_lookup_by_name_vrf (const char ifname,
	vrf_id_t vrf_id);
	extern struct interface if_get_by_name_vrf (const char ifname,
	vrf_id_t vrf_id);

/* For these 2 functions, the namelen argument should be the precise length	/* For these 2 functions, the namelen argument should be the precise length
of the ifname string (not counting any optional trailing '\0' character).	of the ifname string (not counting any optional trailing '\0' character).
In most cases, strnlen should be used to calculate the namelen value. */	In most cases, strnlen should be used to calculate the namelen value. */
extern struct interface if_lookup_by_name_len(const char ifname,	extern struct interface if_lookup_by_name_len(const char ifname,
size_t namelen);	size_t namelen);
extern struct interface if_get_by_name_len(const char ifname, size_t namelen);	extern struct interface if_get_by_name_len(const char ifname,size_t namelen);

	extern struct interface if_lookup_by_name_len_vrf(const char ifname,
	size_t namelen, vrf_id_t vrf_id);
	extern struct interface if_get_by_name_len_vrf(const char ifname,
	size_t namelen, vrf_id_t vrf_id);


/* Delete the interface, but do not free the structure, and leave it in the	/* Delete the interface, but do not free the structure, and leave it in the
interface list. It is often advisable to leave the pseudo interface	interface list. It is often advisable to leave the pseudo interface
structure because there may be configuration information attached. */	structure because there may be configuration information attached. */
Line 271 extern int if_is_broadcast (struct interface *);	Line 352 extern int if_is_broadcast (struct interface *);
extern int if_is_pointopoint (struct interface *);	extern int if_is_pointopoint (struct interface *);
extern int if_is_multicast (struct interface *);	extern int if_is_multicast (struct interface *);
extern void if_add_hook (int, int ()(struct interface ));	extern void if_add_hook (int, int ()(struct interface ));
extern void if_init (void);	extern void if_init (vrf_id_t, struct list **);
extern void if_terminate (void);	extern void if_terminate (vrf_id_t, struct list **);
extern void if_dump_all (void);	extern void if_dump_all (void);
extern const char *if_flag_dump(unsigned long);	extern const char *if_flag_dump(unsigned long);
	extern const char *if_link_type_str (enum zebra_link_type);

/* Please use ifindex2ifname instead of if_indextoname where possible;	/* Please use ifindex2ifname instead of if_indextoname where possible;
ifindex2ifname uses internal interface info, whereas if_indextoname must	ifindex2ifname uses internal interface info, whereas if_indextoname must
make a system call. */	make a system call. */
extern const char *ifindex2ifname (unsigned int);	extern const char *ifindex2ifname (ifindex_t);
	extern const char *ifindex2ifname_vrf (ifindex_t, vrf_id_t vrf_id);

/* Please use ifname2ifindex instead of if_nametoindex where possible;	/* Please use ifname2ifindex instead of if_nametoindex where possible;
ifname2ifindex uses internal interface info, whereas if_nametoindex must	ifname2ifindex uses internal interface info, whereas if_nametoindex must
make a system call. */	make a system call. */
extern unsigned int ifname2ifindex(const char *ifname);	extern ifindex_t ifname2ifindex(const char *ifname);
	extern ifindex_t ifname2ifindex_vrf(const char *ifname, vrf_id_t vrf_id);

/* Connected address functions. */	/* Connected address functions. */
extern struct connected *connected_new (void);	extern struct connected *connected_new (void);
Line 299 extern struct connected *connected_lookup_address (st	Line 383 extern struct connected *connected_lookup_address (st
struct in_addr);	struct in_addr);

#ifndef HAVE_IF_NAMETOINDEX	#ifndef HAVE_IF_NAMETOINDEX
extern unsigned int if_nametoindex (const char *);	extern ifindex_t if_nametoindex (const char *);
#endif	#endif
#ifndef HAVE_IF_INDEXTONAME	#ifndef HAVE_IF_INDEXTONAME
extern char if_indextoname (unsigned int, char );	extern char if_indextoname (ifindex_t, char );
#endif	#endif

/* Exported variables. */	/* Exported variables. */
Line 311 extern struct cmd_element interface_desc_cmd;	Line 395 extern struct cmd_element interface_desc_cmd;
extern struct cmd_element no_interface_desc_cmd;	extern struct cmd_element no_interface_desc_cmd;
extern struct cmd_element interface_cmd;	extern struct cmd_element interface_cmd;
extern struct cmd_element no_interface_cmd;	extern struct cmd_element no_interface_cmd;
	extern struct cmd_element interface_vrf_cmd;
	extern struct cmd_element no_interface_vrf_cmd;
extern struct cmd_element interface_pseudo_cmd;	extern struct cmd_element interface_pseudo_cmd;
extern struct cmd_element no_interface_pseudo_cmd;	extern struct cmd_element no_interface_pseudo_cmd;
extern struct cmd_element show_address_cmd;	extern struct cmd_element show_address_cmd;
	extern struct cmd_element show_address_vrf_cmd;
	extern struct cmd_element show_address_vrf_all_cmd;

#endif /* _ZEBRA_IF_H */	#endif /* _ZEBRA_IF_H */

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