(Logical change 1.61)

0633baa1 · osdl.net!shemminger · 28dfef0b · 0633baa1 · 0633baa1 · 0633baa1
Commit 0633baa1 authored Aug 04, 2004 by osdl.net!shemminger
4 changed files
--- a/include/linux/netlink.h
+++ b/include/linux/netlink.h
+#ifndef __LINUX_NETLINK_H
+#define __LINUX_NETLINK_H
+
+#include <linux/socket.h> /* for sa_family_t */
+#include <linux/types.h>
+
+#define NETLINK_ROUTE		0	/* Routing/device hook				*/
+#define NETLINK_SKIP		1	/* Reserved for ENskip  			*/
+#define NETLINK_USERSOCK	2	/* Reserved for user mode socket protocols 	*/
+#define NETLINK_FIREWALL	3	/* Firewalling hook				*/
+#define NETLINK_TCPDIAG		4	/* TCP socket monitoring			*/
+#define NETLINK_NFLOG		5	/* netfilter/iptables ULOG */
+#define NETLINK_XFRM		6	/* ipsec */
+#define NETLINK_SELINUX		7	/* SELinux event notifications */
+#define NETLINK_ARPD		8
+#define NETLINK_AUDIT		9	/* auditing */
+#define NETLINK_ROUTE6		11	/* af_inet6 route comm channel */
+#define NETLINK_IP6_FW		13
+#define NETLINK_DNRTMSG		14	/* DECnet routing messages */
+#define NETLINK_TAPBASE		16	/* 16 to 31 are ethertap */
+
+#define MAX_LINKS 32		
+
+struct sockaddr_nl
+{
+	sa_family_t	nl_family;	/* AF_NETLINK	*/
+	unsigned short	nl_pad;		/* zero		*/
+	__u32		nl_pid;		/* process pid	*/
+       	__u32		nl_groups;	/* multicast groups mask */
+};
+
+struct nlmsghdr
+{
+	__u32		nlmsg_len;	/* Length of message including header */
+	__u16		nlmsg_type;	/* Message content */
+	__u16		nlmsg_flags;	/* Additional flags */
+	__u32		nlmsg_seq;	/* Sequence number */
+	__u32		nlmsg_pid;	/* Sending process PID */
+};
+
+/* Flags values */
+
+#define NLM_F_REQUEST		1	/* It is request message. 	*/
+#define NLM_F_MULTI		2	/* Multipart message, terminated by NLMSG_DONE */
+#define NLM_F_ACK		4	/* Reply with ack, with zero or error code */
+#define NLM_F_ECHO		8	/* Echo this request 		*/
+
+/* Modifiers to GET request */
+#define NLM_F_ROOT	0x100	/* specify tree	root	*/
+#define NLM_F_MATCH	0x200	/* return all matching	*/
+#define NLM_F_ATOMIC	0x400	/* atomic GET		*/
+#define NLM_F_DUMP	(NLM_F_ROOT|NLM_F_MATCH)
+
+/* Modifiers to NEW request */
+#define NLM_F_REPLACE	0x100	/* Override existing		*/
+#define NLM_F_EXCL	0x200	/* Do not touch, if it exists	*/
+#define NLM_F_CREATE	0x400	/* Create, if it does not exist	*/
+#define NLM_F_APPEND	0x800	/* Add to end of list		*/
+
+/*
+   4.4BSD ADD		NLM_F_CREATE|NLM_F_EXCL
+   4.4BSD CHANGE	NLM_F_REPLACE
+
+   True CHANGE		NLM_F_CREATE|NLM_F_REPLACE
+   Append		NLM_F_CREATE
+   Check		NLM_F_EXCL
+ */
+
+#define NLMSG_ALIGNTO	4
+#define NLMSG_ALIGN(len) ( ((len)+NLMSG_ALIGNTO-1) & ~(NLMSG_ALIGNTO-1) )
+#define NLMSG_LENGTH(len) ((len)+NLMSG_ALIGN(sizeof(struct nlmsghdr)))
+#define NLMSG_SPACE(len) NLMSG_ALIGN(NLMSG_LENGTH(len))
+#define NLMSG_DATA(nlh)  ((void*)(((char*)nlh) + NLMSG_LENGTH(0)))
+#define NLMSG_NEXT(nlh,len)	 ((len) -= NLMSG_ALIGN((nlh)->nlmsg_len), \
+				  (struct nlmsghdr*)(((char*)(nlh)) + NLMSG_ALIGN((nlh)->nlmsg_len)))
+#define NLMSG_OK(nlh,len) ((len) >= (int)sizeof(struct nlmsghdr) && \
+			   (nlh)->nlmsg_len >= sizeof(struct nlmsghdr) && \
+			   (nlh)->nlmsg_len <= (len))
+#define NLMSG_PAYLOAD(nlh,len) ((nlh)->nlmsg_len - NLMSG_SPACE((len)))
+
+#define NLMSG_NOOP		0x1	/* Nothing.		*/
+#define NLMSG_ERROR		0x2	/* Error		*/
+#define NLMSG_DONE		0x3	/* End of a dump	*/
+#define NLMSG_OVERRUN		0x4	/* Data lost		*/
+
+struct nlmsgerr
+{
+	int		error;
+	struct nlmsghdr msg;
+};
+
+#define NET_MAJOR 36		/* Major 36 is reserved for networking 						*/
+
+enum {
+	NETLINK_UNCONNECTED = 0,
+	NETLINK_CONNECTED,
+};
+
+
+#endif	/* __LINUX_NETLINK_H */
--- a/include/linux/pkt_sched.h
+++ b/include/linux/pkt_sched.h
+#ifndef __LINUX_PKT_SCHED_H
+#define __LINUX_PKT_SCHED_H
+
+/* Logical priority bands not depending on specific packet scheduler.
+   Every scheduler will map them to real traffic classes, if it has
+   no more precise mechanism to classify packets.
+
+   These numbers have no special meaning, though their coincidence
+   with obsolete IPv6 values is not occasional :-). New IPv6 drafts
+   preferred full anarchy inspired by diffserv group.
+
+   Note: TC_PRIO_BESTEFFORT does not mean that it is the most unhappy
+   class, actually, as rule it will be handled with more care than
+   filler or even bulk.
+ */
+
+#define TC_PRIO_BESTEFFORT		0
+#define TC_PRIO_FILLER			1
+#define TC_PRIO_BULK			2
+#define TC_PRIO_INTERACTIVE_BULK	4
+#define TC_PRIO_INTERACTIVE		6
+#define TC_PRIO_CONTROL			7
+
+#define TC_PRIO_MAX			15
+
+/* Generic queue statistics, available for all the elements.
+   Particular schedulers may have also their private records.
+ */
+
+struct tc_stats
+{
+	__u64	bytes;			/* NUmber of enqueues bytes */
+	__u32	packets;		/* Number of enqueued packets	*/
+	__u32	drops;			/* Packets dropped because of lack of resources */
+	__u32	overlimits;		/* Number of throttle events when this
+					 * flow goes out of allocated bandwidth */
+	__u32	bps;			/* Current flow byte rate */
+	__u32	pps;			/* Current flow packet rate */
+	__u32	qlen;
+	__u32	backlog;
+};
+
+struct tc_estimator
+{
+	signed char	interval;
+	unsigned char	ewma_log;
+};
+
+/* "Handles"
+   ---------
+
+    All the traffic control objects have 32bit identifiers, or "handles".
+
+    They can be considered as opaque numbers from user API viewpoint,
+    but actually they always consist of two fields: major and
+    minor numbers, which are interpreted by kernel specially,
+    that may be used by applications, though not recommended.
+
+    F.e. qdisc handles always have minor number equal to zero,
+    classes (or flows) have major equal to parent qdisc major, and
+    minor uniquely identifying class inside qdisc.
+
+    Macros to manipulate handles:
+ */
+
+#define TC_H_MAJ_MASK (0xFFFF0000U)
+#define TC_H_MIN_MASK (0x0000FFFFU)
+#define TC_H_MAJ(h) ((h)&TC_H_MAJ_MASK)
+#define TC_H_MIN(h) ((h)&TC_H_MIN_MASK)
+#define TC_H_MAKE(maj,min) (((maj)&TC_H_MAJ_MASK)|((min)&TC_H_MIN_MASK))
+
+#define TC_H_UNSPEC	(0U)
+#define TC_H_ROOT	(0xFFFFFFFFU)
+#define TC_H_INGRESS    (0xFFFFFFF1U)
+
+struct tc_ratespec
+{
+	unsigned char	cell_log;
+	unsigned char	__reserved;
+	unsigned short	feature;
+	short		addend;
+	unsigned short	mpu;
+	__u32		rate;
+};
+
+/* FIFO section */
+
+struct tc_fifo_qopt
+{
+	__u32	limit;	/* Queue length: bytes for bfifo, packets for pfifo */
+};
+
+/* PRIO section */
+
+#define TCQ_PRIO_BANDS	16
+
+struct tc_prio_qopt
+{
+	int	bands;			/* Number of bands */
+	__u8	priomap[TC_PRIO_MAX+1];	/* Map: logical priority -> PRIO band */
+};
+
+/* TBF section */
+
+struct tc_tbf_qopt
+{
+	struct tc_ratespec rate;
+	struct tc_ratespec peakrate;
+	__u32		limit;
+	__u32		buffer;
+	__u32		mtu;
+};
+
+enum
+{
+	TCA_TBF_UNSPEC,
+	TCA_TBF_PARMS,
+	TCA_TBF_RTAB,
+	TCA_TBF_PTAB,
+};
+
+
+/* TEQL section */
+
+/* TEQL does not require any parameters */
+
+/* SFQ section */
+
+struct tc_sfq_qopt
+{
+	unsigned	quantum;	/* Bytes per round allocated to flow */
+	int		perturb_period;	/* Period of hash perturbation */
+	__u32		limit;		/* Maximal packets in queue */
+	unsigned	divisor;	/* Hash divisor  */
+	unsigned	flows;		/* Maximal number of flows  */
+};
+
+/*
+ *  NOTE: limit, divisor and flows are hardwired to code at the moment.
+ *
+ *	limit=flows=128, divisor=1024;
+ *
+ *	The only reason for this is efficiency, it is possible
+ *	to change these parameters in compile time.
+ */
+
+/* RED section */
+
+enum
+{
+	TCA_RED_UNSPEC,
+	TCA_RED_PARMS,
+	TCA_RED_STAB,
+};
+
+struct tc_red_qopt
+{
+	__u32		limit;		/* HARD maximal queue length (bytes)	*/
+	__u32		qth_min;	/* Min average length threshold (bytes) */
+	__u32		qth_max;	/* Max average length threshold (bytes) */
+	unsigned char   Wlog;		/* log(W)		*/
+	unsigned char   Plog;		/* log(P_max/(qth_max-qth_min))	*/
+	unsigned char   Scell_log;	/* cell size for idle damping */
+	unsigned char	flags;
+#define TC_RED_ECN	1
+};
+
+struct tc_red_xstats
+{
+	__u32           early;          /* Early drops */
+	__u32           pdrop;          /* Drops due to queue limits */
+	__u32           other;          /* Drops due to drop() calls */
+	__u32           marked;         /* Marked packets */
+};
+
+/* GRED section */
+
+#define MAX_DPs 16
+
+enum
+{
+       TCA_GRED_UNSPEC,
+       TCA_GRED_PARMS,
+       TCA_GRED_STAB,
+       TCA_GRED_DPS,
+};
+
+#define TCA_SET_OFF TCA_GRED_PARMS
+struct tc_gred_qopt
+{
+       __u32           limit;          /* HARD maximal queue length (bytes)    
+*/
+       __u32           qth_min;        /* Min average length threshold (bytes) 
+*/
+       __u32           qth_max;        /* Max average length threshold (bytes) 
+*/
+       __u32           DP;             /* upto 2^32 DPs */
+       __u32           backlog;        
+       __u32           qave;   
+       __u32           forced; 
+       __u32           early;  
+       __u32           other;  
+       __u32           pdrop;  
+
+       unsigned char   Wlog;           /* log(W)               */
+       unsigned char   Plog;           /* log(P_max/(qth_max-qth_min)) */
+       unsigned char   Scell_log;      /* cell size for idle damping */
+       __u8            prio;		/* prio of this VQ */
+       __u32	packets;
+       __u32	bytesin;
+};
+/* gred setup */
+struct tc_gred_sopt
+{
+       __u32           DPs;
+       __u32           def_DP;
+       __u8            grio;
+};
+
+/* HTB section */
+#define TC_HTB_NUMPRIO		8
+#define TC_HTB_MAXDEPTH		8
+#define TC_HTB_PROTOVER		3 /* the same as HTB and TC's major */
+
+struct tc_htb_opt
+{
+	struct tc_ratespec 	rate;
+	struct tc_ratespec 	ceil;
+	__u32	buffer;
+	__u32	cbuffer;
+	__u32	quantum;
+	__u32	level;		/* out only */
+	__u32	prio;
+};
+struct tc_htb_glob
+{
+	__u32 version;		/* to match HTB/TC */
+    	__u32 rate2quantum;	/* bps->quantum divisor */
+    	__u32 defcls;		/* default class number */
+	__u32 debug;		/* debug flags */
+
+	/* stats */
+	__u32 direct_pkts; /* count of non shapped packets */
+};
+enum
+{
+	TCA_HTB_UNSPEC,
+	TCA_HTB_PARMS,
+	TCA_HTB_INIT,
+	TCA_HTB_CTAB,
+	TCA_HTB_RTAB,
+};
+struct tc_htb_xstats
+{
+	__u32 lends;
+	__u32 borrows;
+	__u32 giants;	/* too big packets (rate will not be accurate) */
+	__u32 tokens;
+	__u32 ctokens;
+};
+
+/* HFSC section */
+
+struct tc_hfsc_qopt
+{
+	__u16	defcls;		/* default class */
+};
+
+struct tc_service_curve
+{
+	__u32	m1;		/* slope of the first segment in bps */
+	__u32	d;		/* x-projection of the first segment in us */
+	__u32	m2;		/* slope of the second segment in bps */
+};
+
+struct tc_hfsc_stats
+{
+	__u64	work;		/* total work done */
+	__u64	rtwork;		/* work done by real-time criteria */
+	__u32	period;		/* current period */
+	__u32	level;		/* class level in hierarchy */
+};
+
+enum
+{
+	TCA_HFSC_UNSPEC,
+	TCA_HFSC_RSC,
+	TCA_HFSC_FSC,
+	TCA_HFSC_USC,
+	TCA_HFSC_MAX = TCA_HFSC_USC
+};
+
+/* CBQ section */
+
+#define TC_CBQ_MAXPRIO		8
+#define TC_CBQ_MAXLEVEL		8
+#define TC_CBQ_DEF_EWMA		5
+
+struct tc_cbq_lssopt
+{
+	unsigned char	change;
+	unsigned char	flags;
+#define TCF_CBQ_LSS_BOUNDED	1
+#define TCF_CBQ_LSS_ISOLATED	2
+	unsigned char  	ewma_log;
+	unsigned char  	level;
+#define TCF_CBQ_LSS_FLAGS	1
+#define TCF_CBQ_LSS_EWMA	2
+#define TCF_CBQ_LSS_MAXIDLE	4
+#define TCF_CBQ_LSS_MINIDLE	8
+#define TCF_CBQ_LSS_OFFTIME	0x10
+#define TCF_CBQ_LSS_AVPKT	0x20
+	__u32		maxidle;
+	__u32		minidle;
+	__u32		offtime;
+	__u32		avpkt;
+};
+
+struct tc_cbq_wrropt
+{
+	unsigned char	flags;
+	unsigned char	priority;
+	unsigned char	cpriority;
+	unsigned char	__reserved;
+	__u32		allot;
+	__u32		weight;
+};
+
+struct tc_cbq_ovl
+{
+	unsigned char	strategy;
+#define	TC_CBQ_OVL_CLASSIC	0
+#define	TC_CBQ_OVL_DELAY	1
+#define	TC_CBQ_OVL_LOWPRIO	2
+#define	TC_CBQ_OVL_DROP		3
+#define	TC_CBQ_OVL_RCLASSIC	4
+	unsigned char	priority2;
+	__u32		penalty;
+};
+
+struct tc_cbq_police
+{
+	unsigned char	police;
+	unsigned char	__res1;
+	unsigned short	__res2;
+};
+
+struct tc_cbq_fopt
+{
+	__u32		split;
+	__u32		defmap;
+	__u32		defchange;
+};
+
+struct tc_cbq_xstats
+{
+	__u32		borrows;
+	__u32		overactions;
+	__s32		avgidle;
+	__s32		undertime;
+};
+
+enum
+{
+	TCA_CBQ_UNSPEC,
+	TCA_CBQ_LSSOPT,
+	TCA_CBQ_WRROPT,
+	TCA_CBQ_FOPT,
+	TCA_CBQ_OVL_STRATEGY,
+	TCA_CBQ_RATE,
+	TCA_CBQ_RTAB,
+	TCA_CBQ_POLICE,
+};
+
+#define TCA_CBQ_MAX	TCA_CBQ_POLICE
+
+/* dsmark section */
+
+enum {
+	TCA_DSMARK_UNSPEC,
+	TCA_DSMARK_INDICES,
+	TCA_DSMARK_DEFAULT_INDEX,
+	TCA_DSMARK_SET_TC_INDEX,
+	TCA_DSMARK_MASK,
+	TCA_DSMARK_VALUE
+};
+
+#define TCA_DSMARK_MAX TCA_DSMARK_VALUE
+
+/* ATM  section */
+
+enum {
+	TCA_ATM_UNSPEC,
+	TCA_ATM_FD,		/* file/socket descriptor */
+	TCA_ATM_PTR,		/* pointer to descriptor - later */
+	TCA_ATM_HDR,		/* LL header */
+	TCA_ATM_EXCESS,		/* excess traffic class (0 for CLP)  */
+	TCA_ATM_ADDR,		/* PVC address (for output only) */
+	TCA_ATM_STATE		/* VC state (ATM_VS_*; for output only) */
+};
+
+#define TCA_ATM_MAX	TCA_ATM_STATE
+
+/* Network emulator */
+struct tc_netem_qopt
+{
+	__u32	latency;	/* added delay (us) */
+	__u32   limit;		/* fifo limit (packets) */
+	__u32	loss;		/* random packet loss (0=none ~0=100%) */
+	__u32	gap;		/* re-ordering gap (0 for delay all) */
+	__u32   duplicate;	/* random packet dup  (0=none ~0=100%) */
+	__u32	jitter;		/* random jitter in latency (us) */
+};
+#endif
--- a/include/linux/rtnetlink.h
+++ b/include/linux/rtnetlink.h
--- a/include/linux/tcp_diag.h
+++ b/include/linux/tcp_diag.h
+#ifndef _TCP_DIAG_H_
+#define _TCP_DIAG_H_ 1
+
+/* Just some random number */
+#define TCPDIAG_GETSOCK 18
+
+/* Socket identity */
+struct tcpdiag_sockid
+{
+	__u16	tcpdiag_sport;
+	__u16	tcpdiag_dport;
+	__u32	tcpdiag_src[4];
+	__u32	tcpdiag_dst[4];
+	__u32	tcpdiag_if;
+	__u32	tcpdiag_cookie[2];
+#define TCPDIAG_NOCOOKIE (~0U)
+};
+
+/* Request structure */
+
+struct tcpdiagreq
+{
+	__u8	tcpdiag_family;		/* Family of addresses. */
+	__u8	tcpdiag_src_len;
+	__u8	tcpdiag_dst_len;
+	__u8	tcpdiag_ext;		/* Query extended information */
+
+	struct tcpdiag_sockid id;
+
+	__u32	tcpdiag_states;		/* States to dump */
+	__u32	tcpdiag_dbs;		/* Tables to dump (NI) */
+};
+
+enum
+{
+	TCPDIAG_REQ_NONE,
+	TCPDIAG_REQ_BYTECODE,
+};
+
+#define TCPDIAG_REQ_MAX TCPDIAG_REQ_BYTECODE
+
+/* Bytecode is sequence of 4 byte commands followed by variable arguments.
+ * All the commands identified by "code" are conditional jumps forward:
+ * to offset cc+"yes" or to offset cc+"no". "yes" is supposed to be
+ * length of the command and its arguments.
+ */
+ 
+struct tcpdiag_bc_op
+{
+	unsigned char	code;
+	unsigned char	yes;
+	unsigned short	no;
+};
+
+enum
+{
+	TCPDIAG_BC_NOP,
+	TCPDIAG_BC_JMP,
+	TCPDIAG_BC_S_GE,
+	TCPDIAG_BC_S_LE,
+	TCPDIAG_BC_D_GE,
+	TCPDIAG_BC_D_LE,
+	TCPDIAG_BC_AUTO,
+	TCPDIAG_BC_S_COND,
+	TCPDIAG_BC_D_COND,
+};
+
+struct tcpdiag_hostcond
+{
+	__u8	family;
+	__u8	prefix_len;
+	int	port;
+	__u32	addr[0];
+};
+
+/* Base info structure. It contains socket identity (addrs/ports/cookie)
+ * and, alas, the information shown by netstat. */
+struct tcpdiagmsg
+{
+	__u8	tcpdiag_family;
+	__u8	tcpdiag_state;
+	__u8	tcpdiag_timer;
+	__u8	tcpdiag_retrans;
+
+	struct tcpdiag_sockid id;
+
+	__u32	tcpdiag_expires;
+	__u32	tcpdiag_rqueue;
+	__u32	tcpdiag_wqueue;
+	__u32	tcpdiag_uid;
+	__u32	tcpdiag_inode;
+};
+
+/* Extensions */
+
+enum
+{
+	TCPDIAG_NONE,
+	TCPDIAG_MEMINFO,
+	TCPDIAG_INFO,
+	TCPDIAG_VEGASINFO,
+};
+
+#define TCPDIAG_MAX TCPDIAG_VEGASINFO
+
+
+/* TCPDIAG_MEM */
+
+struct tcpdiag_meminfo
+{
+	__u32	tcpdiag_rmem;
+	__u32	tcpdiag_wmem;
+	__u32	tcpdiag_fmem;
+	__u32	tcpdiag_tmem;
+};
+
+/* TCPDIAG_VEGASINFO */
+
+struct tcpvegas_info {
+	__u32	tcpv_enabled;
+	__u32	tcpv_rttcnt;
+	__u32	tcpv_rtt;
+	__u32	tcpv_minrtt;
+};
+
+
+#endif /* _TCP_DIAG_H_ */