Queueing Discipline Object

Variables
struct nl_object_ops	qdisc_obj_ops

Allocation/Freeing
struct rtnl_qdisc *	rtnl_qdisc_alloc (void)
void	rtnl_qdisc_put (struct rtnl_qdisc *qdisc)

Iterators
void	rtnl_qdisc_foreach_child (struct rtnl_qdisc *qdisc, struct nl_cache *cache, void(*cb)(struct nl_object *, void *), void *arg)
	Call a callback for each child class of a qdisc.
void	rtnl_qdisc_foreach_cls (struct rtnl_qdisc *qdisc, struct nl_cache *cache, void(*cb)(struct nl_object *, void *), void *arg)
	Call a callback for each filter attached to the qdisc.

Attributes
void	rtnl_qdisc_set_ifindex (struct rtnl_qdisc *qdisc, int ifindex)
int	rtnl_qdisc_get_ifindex (struct rtnl_qdisc *qdisc)
void	rtnl_qdisc_set_handle (struct rtnl_qdisc *qdisc, uint32_t handle)
uint32_t	rtnl_qdisc_get_handle (struct rtnl_qdisc *qdisc)
void	rtnl_qdisc_set_parent (struct rtnl_qdisc *qdisc, uint32_t parent)
uint32_t	rtnl_qdisc_get_parent (struct rtnl_qdisc *qdisc)
void	rtnl_qdisc_set_kind (struct rtnl_qdisc *qdisc, const char *name)
char *	rtnl_qdisc_get_kind (struct rtnl_qdisc *qdisc)
uint64_t	rtnl_qdisc_get_stat (struct rtnl_qdisc *qdisc, enum rtnl_tc_stats_id id)

Qdisc Specific Options
struct nl_msg *	rtnl_qdisc_get_opts (struct rtnl_qdisc *qdisc)
	Return qdisc specific options for use in TCA_OPTIONS.

Detailed Description

Function Documentation

rtnl_qdisc_alloc()

struct rtnl_qdisc * rtnl_qdisc_alloc

(

void

)

Definition at line 114 of file qdisc_obj.c.

{
        return (struct rtnl_qdisc *) nl_object_alloc(&qdisc_obj_ops);
}

rtnl_qdisc_put()

void rtnl_qdisc_put

(

struct rtnl_qdisc *

qdisc

)

Definition at line 119 of file qdisc_obj.c.

{
        nl_object_put((struct nl_object *) qdisc);
}

rtnl_qdisc_foreach_child()

void rtnl_qdisc_foreach_child	(	struct rtnl_qdisc *	qdisc,
		struct nl_cache *	cache,
		void(*)(struct nl_object *, void *)	cb,
		void *	arg
	)

Parameters

qdisc	the parent qdisc
cache	a class cache including all classes of the interface the specified qdisc is attached to
cb	callback function
arg	argument to be passed to callback function

Definition at line 139 of file qdisc_obj.c.

{
        struct rtnl_class *filter;
        
        filter = rtnl_class_alloc();
        if (!filter)
                return;
 
        rtnl_class_set_parent(filter, qdisc->q_handle);
        rtnl_class_set_ifindex(filter, qdisc->q_ifindex);
        rtnl_class_set_kind(filter, qdisc->q_kind);
 
        nl_cache_foreach_filter(cache, (struct nl_object *) filter, cb, arg);
 
        rtnl_class_put(filter);
}

References nl_cache_foreach_filter().

rtnl_qdisc_foreach_cls()

void rtnl_qdisc_foreach_cls	(	struct rtnl_qdisc *	qdisc,
		struct nl_cache *	cache,
		void(*)(struct nl_object *, void *)	cb,
		void *	arg
	)

Parameters

qdisc	the parent qdisc
cache	a filter cache including at least all the filters attached to the specified qdisc
cb	callback function
arg	argument to be passed to callback function

Definition at line 165 of file qdisc_obj.c.

{
        struct rtnl_cls *filter;
 
        filter = rtnl_cls_alloc();
        if (!filter)
                return;
 
        rtnl_cls_set_ifindex(filter, qdisc->q_ifindex);
        rtnl_cls_set_parent(filter, qdisc->q_parent);
 
        nl_cache_foreach_filter(cache, (struct nl_object *) filter, cb, arg);
        rtnl_cls_put(filter);
}

References nl_cache_foreach_filter().

rtnl_qdisc_set_ifindex()

void rtnl_qdisc_set_ifindex	(	struct rtnl_qdisc *	qdisc,
		int	ifindex
	)

Definition at line 188 of file qdisc_obj.c.

{
        tca_set_ifindex((struct rtnl_tca *) qdisc, ifindex);
}

rtnl_qdisc_get_ifindex()

int rtnl_qdisc_get_ifindex

(

struct rtnl_qdisc *

qdisc

)

Definition at line 193 of file qdisc_obj.c.

{
        return tca_get_ifindex((struct rtnl_tca *) qdisc);
}

rtnl_qdisc_set_handle()

void rtnl_qdisc_set_handle	(	struct rtnl_qdisc *	qdisc,
		uint32_t	handle
	)

Definition at line 198 of file qdisc_obj.c.

{
        tca_set_handle((struct rtnl_tca *) qdisc, handle);
}

rtnl_qdisc_get_handle()

uint32_t rtnl_qdisc_get_handle

(

struct rtnl_qdisc *

qdisc

)

Definition at line 203 of file qdisc_obj.c.

{
        return tca_get_handle((struct rtnl_tca *) qdisc);
}

rtnl_qdisc_set_parent()

void rtnl_qdisc_set_parent	(	struct rtnl_qdisc *	qdisc,
		uint32_t	parent
	)

Definition at line 208 of file qdisc_obj.c.

{
        tca_set_parent((struct rtnl_tca *) qdisc, parent);
}

rtnl_qdisc_get_parent()

uint32_t rtnl_qdisc_get_parent

(

struct rtnl_qdisc *

qdisc

)

Definition at line 213 of file qdisc_obj.c.

{
        return tca_get_parent((struct rtnl_tca *) qdisc);
}

rtnl_qdisc_set_kind()

void rtnl_qdisc_set_kind	(	struct rtnl_qdisc *	qdisc,
		const char *	name
	)

Definition at line 218 of file qdisc_obj.c.

{
        tca_set_kind((struct rtnl_tca *) qdisc, name);
        qdisc->q_ops = __rtnl_qdisc_lookup_ops(name);
}

rtnl_qdisc_get_kind()

char * rtnl_qdisc_get_kind

(

struct rtnl_qdisc *

qdisc

)

Definition at line 224 of file qdisc_obj.c.

{
        return tca_get_kind((struct rtnl_tca *) qdisc);
}

rtnl_qdisc_get_stat()

uint64_t rtnl_qdisc_get_stat	(	struct rtnl_qdisc *	qdisc,
		enum rtnl_tc_stats_id	id
	)

Definition at line 229 of file qdisc_obj.c.

{
        return tca_get_stat((struct rtnl_tca *) qdisc, id);
}

rtnl_qdisc_get_opts()

struct nl_msg * rtnl_qdisc_get_opts

(

struct rtnl_qdisc *

qdisc

)

Parameters

qdisc

qdisc carrying the optiosn

Returns

new headerless netlink message carrying the options as payload

Definition at line 248 of file qdisc_obj.c.

{
        struct rtnl_qdisc_ops *ops;
 
        ops = rtnl_qdisc_lookup_ops(qdisc);
        if (ops && ops->qo_get_opts)
                return ops->qo_get_opts(qdisc);
 
        return NULL;
}

References rtnl_qdisc_ops::qo_get_opts.

Variable Documentation

qdisc_obj_ops

struct nl_object_ops qdisc_obj_ops

Initial value:

= {
        .oo_name                = "route/qdisc",
        .oo_size                = sizeof(struct rtnl_qdisc),
        .oo_free_data           = qdisc_free_data,
        .oo_clone               = qdisc_clone,
        .oo_dump[NL_DUMP_BRIEF] = qdisc_dump_brief,
        .oo_dump[NL_DUMP_FULL]  = qdisc_dump_full,
        .oo_dump[NL_DUMP_STATS] = qdisc_dump_stats,
        .oo_compare             = tca_compare,
        .oo_id_attrs            = (TCA_ATTR_IFINDEX | TCA_ATTR_HANDLE),
}

Definition at line 261 of file qdisc_obj.c.