libc/kernel/common/linux/pkt_sched.h

/****************************************************************************
 ****************************************************************************
 ***
 ***   This header was automatically generated from a Linux kernel header
 ***   of the same name, to make information necessary for userspace to
 ***   call into the kernel available to libc.  It contains only constants,
 ***   structures, and macros generated from the original header, and thus,
 ***   contains no copyrightable information.
 ***
 ****************************************************************************
 ****************************************************************************/
#ifndef __LINUX_PKT_SCHED_H
#define __LINUX_PKT_SCHED_H

#include <linux/types.h>

#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

struct tc_stats
{
 __u64 bytes;
 __u32 packets;
 __u32 drops;
 __u32 overlimits;
 __u32 bps;
 __u32 pps;
 __u32 qlen;
 __u32 backlog;
};

struct tc_estimator
{
 signed char interval;
 unsigned char ewma_log;
};

#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 overhead;
 short cell_align;
 unsigned short mpu;
 __u32 rate;
};

#define TC_RTAB_SIZE 1024

struct tc_sizespec {
 unsigned char cell_log;
 unsigned char size_log;
 short cell_align;
 int overhead;
 unsigned int linklayer;
 unsigned int mpu;
 unsigned int mtu;
 unsigned int tsize;
};

enum {
 TCA_STAB_UNSPEC,
 TCA_STAB_BASE,
 TCA_STAB_DATA,
 __TCA_STAB_MAX
};

#define TCA_STAB_MAX (__TCA_STAB_MAX - 1)

struct tc_fifo_qopt
{
 __u32 limit;
};

#define TCQ_PRIO_BANDS 16
#define TCQ_MIN_PRIO_BANDS 2

struct tc_prio_qopt
{
 int bands;
 __u8 priomap[TC_PRIO_MAX+1];
};

struct tc_multiq_qopt {
 __u16 bands;
 __u16 max_bands;
};

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,
 __TCA_TBF_MAX,
};

#define TCA_TBF_MAX (__TCA_TBF_MAX - 1)

struct tc_sfq_qopt
{
 unsigned quantum;
 int perturb_period;
 __u32 limit;
 unsigned divisor;
 unsigned flows;
};

struct tc_sfq_xstats
{
 __s32 allot;
};

enum
{
 TCA_RED_UNSPEC,
 TCA_RED_PARMS,
 TCA_RED_STAB,
 __TCA_RED_MAX,
};

#define TCA_RED_MAX (__TCA_RED_MAX - 1)

struct tc_red_qopt
{
 __u32 limit;
 __u32 qth_min;
 __u32 qth_max;
 unsigned char Wlog;
 unsigned char Plog;
 unsigned char Scell_log;
 unsigned char flags;
#define TC_RED_ECN 1
#define TC_RED_HARDDROP 2
};

struct tc_red_xstats
{
 __u32 early;
 __u32 pdrop;
 __u32 other;
 __u32 marked;
};

#define MAX_DPs 16

enum
{
 TCA_GRED_UNSPEC,
 TCA_GRED_PARMS,
 TCA_GRED_STAB,
 TCA_GRED_DPS,
 __TCA_GRED_MAX,
};

#define TCA_GRED_MAX (__TCA_GRED_MAX - 1)

struct tc_gred_qopt
{
 __u32 limit;
 __u32 qth_min;
 __u32 qth_max;
 __u32 DP;
 __u32 backlog;
 __u32 qave;
 __u32 forced;
 __u32 early;
 __u32 other;
 __u32 pdrop;
 __u8 Wlog;
 __u8 Plog;
 __u8 Scell_log;
 __u8 prio;
 __u32 packets;
 __u32 bytesin;
};

struct tc_gred_sopt
{
 __u32 DPs;
 __u32 def_DP;
 __u8 grio;
 __u8 flags;
 __u16 pad1;
};

#define TC_HTB_NUMPRIO 8
#define TC_HTB_MAXDEPTH 8
#define TC_HTB_PROTOVER 3  

struct tc_htb_opt
{
 struct tc_ratespec rate;
 struct tc_ratespec ceil;
 __u32 buffer;
 __u32 cbuffer;
 __u32 quantum;
 __u32 level;
 __u32 prio;
};
struct tc_htb_glob
{
 __u32 version;
 __u32 rate2quantum;
 __u32 defcls;
 __u32 debug;

 __u32 direct_pkts;
};
enum
{
 TCA_HTB_UNSPEC,
 TCA_HTB_PARMS,
 TCA_HTB_INIT,
 TCA_HTB_CTAB,
 TCA_HTB_RTAB,
 __TCA_HTB_MAX,
};

#define TCA_HTB_MAX (__TCA_HTB_MAX - 1)

struct tc_htb_xstats
{
 __u32 lends;
 __u32 borrows;
 __u32 giants;
 __u32 tokens;
 __u32 ctokens;
};

struct tc_hfsc_qopt
{
 __u16 defcls;
};

struct tc_service_curve
{
 __u32 m1;
 __u32 d;
 __u32 m2;
};

struct tc_hfsc_stats
{
 __u64 work;
 __u64 rtwork;
 __u32 period;
 __u32 level;
};

enum
{
 TCA_HFSC_UNSPEC,
 TCA_HFSC_RSC,
 TCA_HFSC_FSC,
 TCA_HFSC_USC,
 __TCA_HFSC_MAX,
};

#define TCA_HFSC_MAX (__TCA_HFSC_MAX - 1)

#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;
 __u16 pad;
 __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,
 __TCA_CBQ_MAX,
};

#define TCA_CBQ_MAX (__TCA_CBQ_MAX - 1)

enum {
 TCA_DSMARK_UNSPEC,
 TCA_DSMARK_INDICES,
 TCA_DSMARK_DEFAULT_INDEX,
 TCA_DSMARK_SET_TC_INDEX,
 TCA_DSMARK_MASK,
 TCA_DSMARK_VALUE,
 __TCA_DSMARK_MAX,
};

#define TCA_DSMARK_MAX (__TCA_DSMARK_MAX - 1)

enum {
 TCA_ATM_UNSPEC,
 TCA_ATM_FD,
 TCA_ATM_PTR,
 TCA_ATM_HDR,
 TCA_ATM_EXCESS,
 TCA_ATM_ADDR,
 TCA_ATM_STATE,
 __TCA_ATM_MAX,
};

#define TCA_ATM_MAX (__TCA_ATM_MAX - 1)

enum
{
 TCA_NETEM_UNSPEC,
 TCA_NETEM_CORR,
 TCA_NETEM_DELAY_DIST,
 TCA_NETEM_REORDER,
 TCA_NETEM_CORRUPT,
 __TCA_NETEM_MAX,
};

#define TCA_NETEM_MAX (__TCA_NETEM_MAX - 1)

struct tc_netem_qopt
{
 __u32 latency;
 __u32 limit;
 __u32 loss;
 __u32 gap;
 __u32 duplicate;
 __u32 jitter;
};

struct tc_netem_corr
{
 __u32 delay_corr;
 __u32 loss_corr;
 __u32 dup_corr;
};

struct tc_netem_reorder
{
 __u32 probability;
 __u32 correlation;
};

struct tc_netem_corrupt
{
 __u32 probability;
 __u32 correlation;
};

#define NETEM_DIST_SCALE 8192

enum
{
 TCA_DRR_UNSPEC,
 TCA_DRR_QUANTUM,
 __TCA_DRR_MAX
};

#define TCA_DRR_MAX (__TCA_DRR_MAX - 1)

struct tc_drr_stats
{
 __u32 deficit;
};

#endif