Hierachical Token Bucket (HTB)

Attribute Modifications
void	rtnl_htb_set_rate2quantum (struct rtnl_qdisc *qdisc, uint32_t rate2quantum)
void	rtnl_htb_set_defcls (struct rtnl_qdisc *qdisc, uint32_t defcls)
	Set default class of the htb qdisc to the specified value. More...
void	rtnl_htb_set_prio (struct rtnl_class *class, uint32_t prio)
void	rtnl_htb_set_mtu (struct rtnl_class *class, uint32_t mtu)
	Set MTU of the data link. More...
void	rtnl_htb_set_rate (struct rtnl_class *class, uint32_t rate)
	Set rate of HTB class. More...
void	rtnl_htb_set_ceil (struct rtnl_class *class, uint32_t ceil)
	Set ceil of HTB class. More...
void	rtnl_htb_set_rbuffer (struct rtnl_class *class, uint32_t rbuffer)
	Set size of the rate bucket of HTB class. More...
void	rtnl_htb_set_cbuffer (struct rtnl_class *class, uint32_t cbuffer)
	Set size of the ceil bucket of HTB class. More...
void	rtnl_htb_set_quantum (struct rtnl_class *class, uint32_t quantum)
	Set how much bytes to serve from leaf at once of HTB class {use r2q}. More...
void	rtnl_htb_set_overhead (struct rtnl_class *class, uint8_t overhead)
	Set per-packet size overhead used in rate computations of HTB class. More...
void	rtnl_htb_set_mpu (struct rtnl_class *class, uint8_t mpu)
	Set the minimum packet size used in rate computations of HTB class. More...

Detailed Description

Function Documentation

void rtnl_htb_set_defcls	(	struct rtnl_qdisc *	qdisc,
		uint32_t	defcls
	)

Parameters

qdisc	qdisc to change
defcls	new default class

Definition at line 377 of file htb.c.

{
        struct rtnl_htb_qdisc *d = htb_qdisc(qdisc);
        if (d == NULL)
                return;

        d->qh_defcls = defcls;
        d->qh_mask |= SCH_HTB_HAS_DEFCLS;
}

void rtnl_htb_set_mtu	(	struct rtnl_class *	class,
		uint32_t	mtu
	)

Parameters

class	HTB class to be modified.
mtu	New MTU in bytes.

Sets MTU of the data link controlled by the HTB class. If not set, the Ethernet MTU (1600) is used.

Definition at line 405 of file htb.c.

{
        struct rtnl_htb_class *d = htb_class(class);
        if (d == NULL)
                return;

        d->ch_mtu = mtu;
        d->ch_mask |= SCH_HTB_HAS_MTU;
}

void rtnl_htb_set_rate	(	struct rtnl_class *	class,
		uint32_t	rate
	)

Parameters

class	HTB class to be modified.
rate	New rate in bytes per second.

Definition at line 420 of file htb.c.

{
        struct rtnl_htb_class *d = htb_class(class);
        if (d == NULL)
                return;

        d->ch_rate.rs_cell_log = UINT8_MAX; /* use default value */
        d->ch_rate.rs_rate = rate;
        d->ch_mask |= SCH_HTB_HAS_RATE;
}

void rtnl_htb_set_ceil	(	struct rtnl_class *	class,
		uint32_t	ceil
	)

Parameters

class	HTB class to be modified.
ceil	New ceil in bytes per second.

Definition at line 436 of file htb.c.

{
        struct rtnl_htb_class *d = htb_class(class);
        if (d == NULL)
                return;

        d->ch_ceil.rs_cell_log = UINT8_MAX; /* use default value */
        d->ch_ceil.rs_rate = ceil;
        d->ch_mask |= SCH_HTB_HAS_CEIL;
}

void rtnl_htb_set_rbuffer	(	struct rtnl_class *	class,
		uint32_t	rbuffer
	)

Parameters

class	HTB class to be modified.
rbuffer	New size in bytes.

Definition at line 452 of file htb.c.

{
        struct rtnl_htb_class *d = htb_class(class);
        if (d == NULL)
                return;

        d->ch_rbuffer = rbuffer;
        d->ch_mask |= SCH_HTB_HAS_RBUFFER;
}

void rtnl_htb_set_cbuffer	(	struct rtnl_class *	class,
		uint32_t	cbuffer
	)

Parameters

class	HTB class to be modified.
cbuffer	New size in bytes.

Definition at line 467 of file htb.c.

{
        struct rtnl_htb_class *d = htb_class(class);
        if (d == NULL)
                return;

        d->ch_cbuffer = cbuffer;
        d->ch_mask |= SCH_HTB_HAS_CBUFFER;
}

void rtnl_htb_set_quantum	(	struct rtnl_class *	class,
		uint32_t	quantum
	)

Parameters

class	HTB class to be modified.
quantum	New size in bytes.

Definition at line 482 of file htb.c.

{
        struct rtnl_htb_class *d = htb_class(class);
        if (d == NULL)
                return;

        d->ch_quantum = quantum;
        d->ch_mask |= SCH_HTB_HAS_QUANTUM;
}

void rtnl_htb_set_overhead	(	struct rtnl_class *	class,
		uint8_t	overhead
	)

Parameters

class	HTB class to be modified.
overhead	Size in bytes.

Definition at line 497 of file htb.c.

{
        struct rtnl_htb_class *d = htb_class(class);
        if (d == NULL)
                return;

        d->ch_overhead = overhead;
        d->ch_mask |= SCH_HTB_HAS_OVERHEAD;
}

void rtnl_htb_set_mpu	(	struct rtnl_class *	class,
		uint8_t	mpu
	)

Parameters

class	HTB class to be modified.
mpu	Size in bytes.

Definition at line 512 of file htb.c.

References rtnl_class_ops::co_kind, NL_DUMP_BRIEF, NL_DUMP_FULL, rtnl_qdisc_ops::qo_kind, rtnl_class_register(), rtnl_class_unregister(), rtnl_qdisc_register(), and rtnl_qdisc_unregister().

{
        struct rtnl_htb_class *d = htb_class(class);
        if (d == NULL)
                return;

        d->ch_mpu = mpu;
        d->ch_mask |= SCH_HTB_HAS_MPU;
}