libnl 1.1
Data Structures | Modules

Class Modules

Queueing Classes

Data Structures

struct  rtnl_class_ops
 Class operations. More...

Modules

 Class Based Queueing (CBQ)
 Differentiated Services Marker (DSMARK)
 Hierachical Token Bucket (HTB)

Module API

int rtnl_class_register (struct rtnl_class_ops *cops)
 Register a class module.
int rtnl_class_unregister (struct rtnl_class_ops *cops)
 Unregister a class module.
struct rtnl_class_ops__rtnl_class_lookup_ops (const char *kind)
struct rtnl_class_opsrtnl_class_lookup_ops (struct rtnl_class *class)
 Lookup class operations for a class object.

Function Documentation

int rtnl_class_register ( struct rtnl_class_ops cops)
Parameters:
copsclass module operations

Definition at line 37 of file class_api.c.

References rtnl_class_ops::co_kind, and rtnl_class_ops::co_next.

{
        struct rtnl_class_ops *o, **op;

        if (!cops->co_kind[0])
                BUG();

        for (op = &class_ops_list; (o = *op) != NULL; op = &o->co_next)
                if (!strcasecmp(cops->co_kind, o->co_kind))
                        return nl_errno(EEXIST);

        cops->co_next = NULL;
        *op = cops;

        return 0;
}
int rtnl_class_unregister ( struct rtnl_class_ops cops)
Parameters:
copsclass module operations

Definition at line 58 of file class_api.c.

References rtnl_class_ops::co_kind, and rtnl_class_ops::co_next.

{
        struct rtnl_class_ops *o, **op;

        for (op = &class_ops_list; (o = *op) != NULL; op = &o->co_next)
                if (!strcasecmp(cops->co_kind, o->co_kind))
                        break;

        if (!o)
                return nl_errno(ENOENT);

        *op = cops->co_next;

        return 0;
}
struct rtnl_class_ops* rtnl_class_lookup_ops ( struct rtnl_class *  class) [read]
Parameters:
classClass object.
Returns:
Class operations or NULL if not found.

Definition at line 91 of file class_api.c.

{
        if (!class->c_ops)
                class->c_ops = __rtnl_class_lookup_ops(class->c_kind);

        return class->c_ops;
}