[mirror_ubuntu-artful-kernel.git] / include / uapi / linux / mroute6.h

#ifndef _UAPI__LINUX_MROUTE6_H
#define _UAPI__LINUX_MROUTE6_H

#include <linux/kernel.h>
#include <linux/types.h>
#include <linux/sockios.h>
#include <linux/in6.h>		/* For struct sockaddr_in6. */

/*
 *	Based on the MROUTING 3.5 defines primarily to keep
 *	source compatibility with BSD.
 *
 *	See the pim6sd code for the original history.
 *
 *      Protocol Independent Multicast (PIM) data structures included
 *      Carlos Picoto (cap@di.fc.ul.pt)
 *
 */

#define MRT6_BASE	200
#define MRT6_INIT	(MRT6_BASE)	/* Activate the kernel mroute code 	*/
#define MRT6_DONE	(MRT6_BASE+1)	/* Shutdown the kernel mroute		*/
#define MRT6_ADD_MIF	(MRT6_BASE+2)	/* Add a virtual interface		*/
#define MRT6_DEL_MIF	(MRT6_BASE+3)	/* Delete a virtual interface		*/
#define MRT6_ADD_MFC	(MRT6_BASE+4)	/* Add a multicast forwarding entry	*/
#define MRT6_DEL_MFC	(MRT6_BASE+5)	/* Delete a multicast forwarding entry	*/
#define MRT6_VERSION	(MRT6_BASE+6)	/* Get the kernel multicast version	*/
#define MRT6_ASSERT	(MRT6_BASE+7)	/* Activate PIM assert mode		*/
#define MRT6_PIM	(MRT6_BASE+8)	/* enable PIM code			*/
#define MRT6_TABLE	(MRT6_BASE+9)	/* Specify mroute table ID		*/
#define MRT6_ADD_MFC_PROXY	(MRT6_BASE+10)	/* Add a (*,*|G) mfc entry	*/
#define MRT6_DEL_MFC_PROXY	(MRT6_BASE+11)	/* Del a (*,*|G) mfc entry	*/
#define MRT6_MAX	(MRT6_BASE+11)

#define SIOCGETMIFCNT_IN6	SIOCPROTOPRIVATE	/* IP protocol privates */
#define SIOCGETSGCNT_IN6	(SIOCPROTOPRIVATE+1)
#define SIOCGETRPF	(SIOCPROTOPRIVATE+2)

#define MAXMIFS		32
typedef unsigned long mifbitmap_t;	/* User mode code depends on this lot */
typedef unsigned short mifi_t;
#define ALL_MIFS	((mifi_t)(-1))

#ifndef IF_SETSIZE
#define IF_SETSIZE	256
#endif

typedef	__u32		if_mask;
#define NIFBITS (sizeof(if_mask) * 8)        /* bits per mask */

typedef struct if_set {
	if_mask ifs_bits[__KERNEL_DIV_ROUND_UP(IF_SETSIZE, NIFBITS)];
} if_set;

#define IF_SET(n, p)    ((p)->ifs_bits[(n)/NIFBITS] |= (1 << ((n) % NIFBITS)))
#define IF_CLR(n, p)    ((p)->ifs_bits[(n)/NIFBITS] &= ~(1 << ((n) % NIFBITS)))
#define IF_ISSET(n, p)  ((p)->ifs_bits[(n)/NIFBITS] & (1 << ((n) % NIFBITS)))
#define IF_COPY(f, t)   bcopy(f, t, sizeof(*(f)))
#define IF_ZERO(p)      bzero(p, sizeof(*(p)))

/*
 *	Passed by mrouted for an MRT_ADD_MIF - again we use the
 *	mrouted 3.6 structures for compatibility
 */

struct mif6ctl {
	mifi_t	mif6c_mifi;		/* Index of MIF */
	unsigned char mif6c_flags;	/* MIFF_ flags */
	unsigned char vifc_threshold;	/* ttl limit */
	__u16	 mif6c_pifi;		/* the index of the physical IF */
	unsigned int vifc_rate_limit;	/* Rate limiter values (NI) */
};

#define MIFF_REGISTER	0x1	/* register vif	*/

/*
 *	Cache manipulation structures for mrouted and PIMd
 */

struct mf6cctl {
	struct sockaddr_in6 mf6cc_origin;		/* Origin of mcast	*/
	struct sockaddr_in6 mf6cc_mcastgrp;		/* Group in question	*/
	mifi_t	mf6cc_parent;			/* Where it arrived	*/
	struct if_set mf6cc_ifset;		/* Where it is going */
};

/*
 *	Group count retrieval for pim6sd
 */

struct sioc_sg_req6 {
	struct sockaddr_in6 src;
	struct sockaddr_in6 grp;
	unsigned long pktcnt;
	unsigned long bytecnt;
	unsigned long wrong_if;
};

/*
 *	To get vif packet counts
 */

struct sioc_mif_req6 {
	mifi_t	mifi;		/* Which iface */
	unsigned long icount;	/* In packets */
	unsigned long ocount;	/* Out packets */
	unsigned long ibytes;	/* In bytes */
	unsigned long obytes;	/* Out bytes */
};

/*
 *	That's all usermode folks
 */


/*
 * Structure used to communicate from kernel to multicast router.
 * We'll overlay the structure onto an MLD header (not an IPv6 heder like igmpmsg{}
 * used for IPv4 implementation). This is because this structure will be passed via an
 * IPv6 raw socket, on which an application will only receiver the payload i.e the data after
 * the IPv6 header and all the extension headers. (See section 3 of RFC 3542)
 */

struct mrt6msg {
#define MRT6MSG_NOCACHE		1
#define MRT6MSG_WRONGMIF	2
#define MRT6MSG_WHOLEPKT	3		/* used for use level encap */
	__u8		im6_mbz;		/* must be zero		   */
	__u8		im6_msgtype;		/* what type of message    */
	__u16		im6_mif;		/* mif rec'd on		   */
	__u32		im6_pad;		/* padding for 64 bit arch */
	struct in6_addr	im6_src, im6_dst;
};

/* ip6mr netlink cache report attributes */
enum {
	IP6MRA_CREPORT_UNSPEC,
	IP6MRA_CREPORT_MSGTYPE,
	IP6MRA_CREPORT_MIF_ID,
	IP6MRA_CREPORT_SRC_ADDR,
	IP6MRA_CREPORT_DST_ADDR,
	IP6MRA_CREPORT_PKT,
	__IP6MRA_CREPORT_MAX
};
#define IP6MRA_CREPORT_MAX (__IP6MRA_CREPORT_MAX - 1)

#endif /* _UAPI__LINUX_MROUTE6_H */
Commit	Line	Data
607ca46e DH	1	#ifndef _UAPI__LINUX_MROUTE6_H
	2	#define _UAPI__LINUX_MROUTE6_H
	3
b5d3755a	4	#include <linux/kernel.h>
607ca46e DH	5	#include <linux/types.h>
607ca46e DH	6	#include <linux/sockios.h>
72aa107d	7	#include <linux/in6.h> /* For struct sockaddr_in6. */
607ca46e DH	8
	9	/*
	10	* Based on the MROUTING 3.5 defines primarily to keep
	11	* source compatibility with BSD.
	12	*
	13	* See the pim6sd code for the original history.
	14	*
	15	* Protocol Independent Multicast (PIM) data structures included
	16	* Carlos Picoto (cap@di.fc.ul.pt)
	17	*
	18	*/
	19
	20	#define MRT6_BASE 200
	21	#define MRT6_INIT (MRT6_BASE) /* Activate the kernel mroute code */
	22	#define MRT6_DONE (MRT6_BASE+1) /* Shutdown the kernel mroute */
	23	#define MRT6_ADD_MIF (MRT6_BASE+2) /* Add a virtual interface */
	24	#define MRT6_DEL_MIF (MRT6_BASE+3) /* Delete a virtual interface */
	25	#define MRT6_ADD_MFC (MRT6_BASE+4) /* Add a multicast forwarding entry */
	26	#define MRT6_DEL_MFC (MRT6_BASE+5) /* Delete a multicast forwarding entry */
	27	#define MRT6_VERSION (MRT6_BASE+6) /* Get the kernel multicast version */
	28	#define MRT6_ASSERT (MRT6_BASE+7) /* Activate PIM assert mode */
	29	#define MRT6_PIM (MRT6_BASE+8) /* enable PIM code */
	30	#define MRT6_TABLE (MRT6_BASE+9) /* Specify mroute table ID */
660b26dc ND	31	#define MRT6_ADD_MFC_PROXY (MRT6_BASE+10) /* Add a (,\|G) mfc entry */
	32	#define MRT6_DEL_MFC_PROXY (MRT6_BASE+11) /* Del a (,\|G) mfc entry */
	33	#define MRT6_MAX (MRT6_BASE+11)
607ca46e DH	34
	35	#define SIOCGETMIFCNT_IN6 SIOCPROTOPRIVATE /* IP protocol privates */
	36	#define SIOCGETSGCNT_IN6 (SIOCPROTOPRIVATE+1)
	37	#define SIOCGETRPF (SIOCPROTOPRIVATE+2)
	38
	39	#define MAXMIFS 32
	40	typedef unsigned long mifbitmap_t; /* User mode code depends on this lot */
	41	typedef unsigned short mifi_t;
	42	#define ALL_MIFS ((mifi_t)(-1))
	43
	44	#ifndef IF_SETSIZE
	45	#define IF_SETSIZE 256
	46	#endif
	47
	48	typedef __u32 if_mask;
	49	#define NIFBITS (sizeof(if_mask) * 8) /* bits per mask */
	50
607ca46e	51	typedef struct if_set {
b5d3755a	52	if_mask ifs_bits[__KERNEL_DIV_ROUND_UP(IF_SETSIZE, NIFBITS)];
607ca46e DH	53	} if_set;
	54
	55	#define IF_SET(n, p) ((p)->ifs_bits[(n)/NIFBITS] \|= (1 << ((n) % NIFBITS)))
	56	#define IF_CLR(n, p) ((p)->ifs_bits[(n)/NIFBITS] &= ~(1 << ((n) % NIFBITS)))
	57	#define IF_ISSET(n, p) ((p)->ifs_bits[(n)/NIFBITS] & (1 << ((n) % NIFBITS)))
	58	#define IF_COPY(f, t) bcopy(f, t, sizeof(*(f)))
	59	#define IF_ZERO(p) bzero(p, sizeof(*(p)))
	60
	61	/*
	62	* Passed by mrouted for an MRT_ADD_MIF - again we use the
	63	* mrouted 3.6 structures for compatibility
	64	*/
	65
	66	struct mif6ctl {
	67	mifi_t mif6c_mifi; /* Index of MIF */
	68	unsigned char mif6c_flags; /* MIFF_ flags */
	69	unsigned char vifc_threshold; /* ttl limit */
	70	__u16 mif6c_pifi; /* the index of the physical IF */
	71	unsigned int vifc_rate_limit; /* Rate limiter values (NI) */
	72	};
	73
	74	#define MIFF_REGISTER 0x1 /* register vif */
	75
	76	/*
	77	* Cache manipulation structures for mrouted and PIMd
	78	*/
	79
	80	struct mf6cctl {
	81	struct sockaddr_in6 mf6cc_origin; /* Origin of mcast */
	82	struct sockaddr_in6 mf6cc_mcastgrp; /* Group in question */
	83	mifi_t mf6cc_parent; /* Where it arrived */
	84	struct if_set mf6cc_ifset; /* Where it is going */
	85	};
	86
	87	/*
	88	* Group count retrieval for pim6sd
	89	*/
	90
	91	struct sioc_sg_req6 {
	92	struct sockaddr_in6 src;
	93	struct sockaddr_in6 grp;
	94	unsigned long pktcnt;
	95	unsigned long bytecnt;
	96	unsigned long wrong_if;
	97	};
	98
	99	/*
	100	* To get vif packet counts
	101	*/
	102
	103	struct sioc_mif_req6 {
	104	mifi_t mifi; /* Which iface */
	105	unsigned long icount; /* In packets */
	106	unsigned long ocount; /* Out packets */
	107	unsigned long ibytes; /* In bytes */
	108	unsigned long obytes; /* Out bytes */
	109	};
	110
	111	/*
	112	* That's all usermode folks
	113	*/
	114
	115
	116
117	/*
118	* Structure used to communicate from kernel to multicast router.
119	* We'll overlay the structure onto an MLD header (not an IPv6 heder like igmpmsg{}
120	* used for IPv4 implementation). This is because this structure will be passed via an
121	* IPv6 raw socket, on which an application will only receiver the payload i.e the data after
122	* the IPv6 header and all the extension headers. (See section 3 of RFC 3542)
123	*/
124
125	struct mrt6msg {
126	#define MRT6MSG_NOCACHE 1
127	#define MRT6MSG_WRONGMIF 2
128	#define MRT6MSG_WHOLEPKT 3 /* used for use level encap */
129	__u8 im6_mbz; /* must be zero */
130	__u8 im6_msgtype; /* what type of message */
131	__u16 im6_mif; /* mif rec'd on */
132	__u32 im6_pad; /* padding for 64 bit arch */
133	struct in6_addr im6_src, im6_dst;
134	};
135
dd12d15c JG	136	/* ip6mr netlink cache report attributes */
	137	enum {
	138	IP6MRA_CREPORT_UNSPEC,
	139	IP6MRA_CREPORT_MSGTYPE,
	140	IP6MRA_CREPORT_MIF_ID,
	141	IP6MRA_CREPORT_SRC_ADDR,
	142	IP6MRA_CREPORT_DST_ADDR,
	143	IP6MRA_CREPORT_PKT,
	144	__IP6MRA_CREPORT_MAX
	145	};
	146	#define IP6MRA_CREPORT_MAX (__IP6MRA_CREPORT_MAX - 1)
	147
607ca46e	148	#endif /* _UAPI__LINUX_MROUTE6_H */