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Vector Packet Processing
fib_path_list.h File Reference
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Macros

#define FIB_PATH_LIST_ATTRIBUTES
 
#define FOR_EACH_PATH_LIST_ATTRIBUTE(_item)
 

Typedefs

typedef enum fib_path_list_attribute_t_ fib_path_list_attribute_t
 Enumeration of path-list flags. More...
 
typedef enum fib_path_list_flags_t_ fib_path_list_flags_t
 
typedef int(* fib_path_list_walk_fn_t) (fib_node_index_t pl_index, fib_node_index_t path_index, void *ctx)
 A callback function type for walking a path-list's paths. More...
 

Enumerations

enum  fib_path_list_attribute_t_ {
  FIB_PATH_LIST_ATTRIBUTE_FIRST = 0, FIB_PATH_LIST_ATTRIBUTE_SHARED = FIB_PATH_LIST_ATTRIBUTE_FIRST, FIB_PATH_LIST_ATTRIBUTE_DROP, FIB_PATH_LIST_ATTRIBUTE_LOCAL,
  FIB_PATH_LIST_ATTRIBUTE_EXCLUSIVE, FIB_PATH_LIST_ATTRIBUTE_RESOLVED, FIB_PATH_LIST_ATTRIBUTE_LOOPED, FIB_PATH_LIST_ATTRIBUTE_LAST = FIB_PATH_LIST_ATTRIBUTE_LOOPED
}
 Enumeration of path-list flags. More...
 
enum  fib_path_list_flags_t_ {
  FIB_PATH_LIST_FLAG_NONE = 0, FIB_PATH_LIST_FLAG_SHARED = (1 << FIB_PATH_LIST_ATTRIBUTE_SHARED), FIB_PATH_LIST_FLAG_DROP = (1 << FIB_PATH_LIST_ATTRIBUTE_DROP), FIB_PATH_LIST_FLAG_LOCAL = (1 << FIB_PATH_LIST_ATTRIBUTE_LOCAL),
  FIB_PATH_LIST_FLAG_EXCLUSIVE = (1 << FIB_PATH_LIST_ATTRIBUTE_EXCLUSIVE), FIB_PATH_LIST_FLAG_RESOLVED = (1 << FIB_PATH_LIST_ATTRIBUTE_RESOLVED), FIB_PATH_LIST_FLAG_LOOPED = (1 << FIB_PATH_LIST_ATTRIBUTE_LOOPED)
}
 

Functions

fib_node_index_t fib_path_list_create (fib_path_list_flags_t flags, const fib_route_path_t *paths)
 
fib_node_index_t fib_path_list_create_special (fib_protocol_t nh_proto, fib_path_list_flags_t flags, const dpo_id_t *dpo)
 
fib_node_index_t fib_path_list_copy_and_path_add (fib_node_index_t pl_index, fib_path_list_flags_t flags, const fib_route_path_t *path)
 
fib_node_index_t fib_path_list_copy_and_path_remove (fib_node_index_t pl_index, fib_path_list_flags_t flags, const fib_route_path_t *path)
 
u32 fib_path_list_get_n_paths (fib_node_index_t pl_index)
 
void fib_path_list_contribute_forwarding (fib_node_index_t path_list_index, fib_forward_chain_type_t type, dpo_id_t *dpo)
 
void fib_path_list_contribute_urpf (fib_node_index_t path_index, index_t urpf)
 Contribute (add) this path list's uRPF list. More...
 
index_t fib_path_list_get_urpf (fib_node_index_t path_list_index)
 Return the the child the RPF list pre-built for this path list. More...
 
index_t fib_path_list_get_adj (fib_node_index_t path_list_index, fib_forward_chain_type_t type)
 
u32 fib_path_list_child_add (fib_node_index_t pl_index, fib_node_type_t type, fib_node_index_t child_index)
 
void fib_path_list_child_remove (fib_node_index_t pl_index, fib_node_index_t sibling_index)
 
void fib_path_list_back_walk (fib_node_index_t pl_index, fib_node_back_walk_ctx_t *ctx)
 
void fib_path_list_lock (fib_node_index_t pl_index)
 
void fib_path_list_unlock (fib_node_index_t pl_index)
 
int fib_path_list_recursive_loop_detect (fib_node_index_t path_list_index, fib_node_index_t **entry_indicies)
 
u32 fib_path_list_get_resolving_interface (fib_node_index_t path_list_index)
 
int fib_path_list_is_looped (fib_node_index_t path_list_index)
 
fib_protocol_t fib_path_list_get_proto (fib_node_index_t path_list_index)
 
u8fib_path_list_format (fib_node_index_t pl_index, u8 *s)
 
u8fib_path_list_adjs_format (fib_node_index_t pl_index, u32 indent, u8 *s)
 
index_t fib_path_list_lb_map_add_or_lock (fib_node_index_t pl_index, const fib_node_index_t *pis)
 
void fib_path_list_walk (fib_node_index_t pl_index, fib_path_list_walk_fn_t func, void *ctx)
 
void fib_path_list_module_init (void)
 
u32 fib_path_list_pool_size (void)
 
u32 fib_path_list_db_size (void)
 

Macro Definition Documentation

#define FIB_PATH_LIST_ATTRIBUTES
Value:
{ \
}
explicit drop path-list.
Definition: fib_path_list.h:45
This path list is shareable.
Definition: fib_path_list.h:40
explicit local path-list.
Definition: fib_path_list.h:49

Definition at line 79 of file fib_path_list.h.

#define FOR_EACH_PATH_LIST_ATTRIBUTE (   _item)
Value:

Definition at line 88 of file fib_path_list.h.

Typedef Documentation

Enumeration of path-list flags.

typedef int(* fib_path_list_walk_fn_t) (fib_node_index_t pl_index, fib_node_index_t path_index, void *ctx)

A callback function type for walking a path-list's paths.

Definition at line 142 of file fib_path_list.h.

Enumeration Type Documentation

Enumeration of path-list flags.

Enumerator
FIB_PATH_LIST_ATTRIBUTE_FIRST 

Marker.

Add new flags after this one.

FIB_PATH_LIST_ATTRIBUTE_SHARED 

This path list is shareable.

Shareable path-lists are inserted into the path-list data-base. All path-list are inherently shareable, the reason we share some and not others is to limit the size of the path-list database. This DB must be searched for each route update.

FIB_PATH_LIST_ATTRIBUTE_DROP 

explicit drop path-list.

Used when the entry source needs to force a drop, despite the fact the path info is present.

FIB_PATH_LIST_ATTRIBUTE_LOCAL 

explicit local path-list.

FIB_PATH_LIST_ATTRIBUTE_EXCLUSIVE 

exclusive path-list.

Exclusive means the path will resolve via the exclusive (user provided) adj.

FIB_PATH_LIST_ATTRIBUTE_RESOLVED 

resolved path-list

FIB_PATH_LIST_ATTRIBUTE_LOOPED 

looped path-list.

one path looped implies the whole list is

FIB_PATH_LIST_ATTRIBUTE_LAST 

Marher.

Add new flags before this one, and then update it.

Definition at line 28 of file fib_path_list.h.

Enumerator
FIB_PATH_LIST_FLAG_NONE 
FIB_PATH_LIST_FLAG_SHARED 
FIB_PATH_LIST_FLAG_DROP 
FIB_PATH_LIST_FLAG_LOCAL 
FIB_PATH_LIST_FLAG_EXCLUSIVE 
FIB_PATH_LIST_FLAG_RESOLVED 
FIB_PATH_LIST_FLAG_LOOPED 

Definition at line 69 of file fib_path_list.h.

Function Documentation

u8* fib_path_list_adjs_format ( fib_node_index_t  pl_index,
u32  indent,
u8 s 
)

Definition at line 159 of file fib_path_list.c.

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void fib_path_list_back_walk ( fib_node_index_t  pl_index,
fib_node_back_walk_ctx_t ctx 
)

Definition at line 468 of file fib_path_list.c.

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u32 fib_path_list_child_add ( fib_node_index_t  pl_index,
fib_node_type_t  type,
fib_node_index_t  child_index 
)

Definition at line 1097 of file fib_path_list.c.

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void fib_path_list_child_remove ( fib_node_index_t  pl_index,
fib_node_index_t  sibling_index 
)

Definition at line 1108 of file fib_path_list.c.

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void fib_path_list_contribute_forwarding ( fib_node_index_t  path_list_index,
fib_forward_chain_type_t  type,
dpo_id_t dpo 
)

Definition at line 1027 of file fib_path_list.c.

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void fib_path_list_contribute_urpf ( fib_node_index_t  path_list_index,
index_t  urpf 
)

Contribute (add) this path list's uRPF list.

This allows the child to construct an aggregate list.

Definition at line 438 of file fib_path_list.c.

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fib_node_index_t fib_path_list_copy_and_path_add ( fib_node_index_t  pl_index,
fib_path_list_flags_t  flags,
const fib_route_path_t path 
)

Definition at line 785 of file fib_path_list.c.

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fib_node_index_t fib_path_list_copy_and_path_remove ( fib_node_index_t  pl_index,
fib_path_list_flags_t  flags,
const fib_route_path_t path 
)

Definition at line 895 of file fib_path_list.c.

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fib_node_index_t fib_path_list_create ( fib_path_list_flags_t  flags,
const fib_route_path_t paths 
)

Definition at line 687 of file fib_path_list.c.

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fib_node_index_t fib_path_list_create_special ( fib_protocol_t  nh_proto,
fib_path_list_flags_t  flags,
const dpo_id_t dpo 
)

Definition at line 751 of file fib_path_list.c.

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u32 fib_path_list_db_size ( void  )

Definition at line 1151 of file fib_path_list.c.

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u8* fib_path_list_format ( fib_node_index_t  pl_index,
u8 s 
)

Definition at line 179 of file fib_path_list.c.

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index_t fib_path_list_get_adj ( fib_node_index_t  path_list_index,
fib_forward_chain_type_t  type 
)

Definition at line 1045 of file fib_path_list.c.

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u32 fib_path_list_get_n_paths ( fib_node_index_t  pl_index)

Definition at line 594 of file fib_path_list.c.

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fib_protocol_t fib_path_list_get_proto ( fib_node_index_t  path_list_index)

Definition at line 627 of file fib_path_list.c.

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u32 fib_path_list_get_resolving_interface ( fib_node_index_t  path_list_index)

Definition at line 605 of file fib_path_list.c.

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index_t fib_path_list_get_urpf ( fib_node_index_t  path_list_index)

Return the the child the RPF list pre-built for this path list.

Definition at line 452 of file fib_path_list.c.

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int fib_path_list_is_looped ( fib_node_index_t  path_list_index)

Definition at line 641 of file fib_path_list.c.

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index_t fib_path_list_lb_map_add_or_lock ( fib_node_index_t  pl_index,
const fib_node_index_t pis 
)
void fib_path_list_lock ( fib_node_index_t  pl_index)

Definition at line 1117 of file fib_path_list.c.

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void fib_path_list_module_init ( void  )

Definition at line 1175 of file fib_path_list.c.

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u32 fib_path_list_pool_size ( void  )

Definition at line 1145 of file fib_path_list.c.

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int fib_path_list_recursive_loop_detect ( fib_node_index_t  path_list_index,
fib_node_index_t **  entry_indicies 
)

Definition at line 1055 of file fib_path_list.c.

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void fib_path_list_unlock ( fib_node_index_t  pl_index)

Definition at line 1131 of file fib_path_list.c.

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void fib_path_list_walk ( fib_node_index_t  pl_index,
fib_path_list_walk_fn_t  func,
void *  ctx 
)

Definition at line 1157 of file fib_path_list.c.

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