One possible hop towards a DV target. More...

Collaboration diagram for DistanceVectorHop:

Data Fields
struct DistanceVectorHop *	next_dv
	Kept in a MDLL, sorted by timeout. More...

struct DistanceVectorHop *	prev_dv
	Kept in a MDLL, sorted by timeout. More...

struct DistanceVectorHop *	next_neighbour
	Kept in a MDLL. More...

struct DistanceVectorHop *	prev_neighbour
	Kept in a MDLL. More...

struct PendingAcknowledgement *	pa_head
	Head of DLL of PAs that used our path. More...

struct PendingAcknowledgement *	pa_tail
	Tail of DLL of PAs that used our path. More...

struct Neighbour *	next_hop
	What would be the next hop to target? More...

struct DistanceVector *	dv
	Distance vector entry this hop belongs with. More...

const struct GNUNET_PeerIdentity *	path
	Array of distance hops to the target, excluding next_hop. More...

struct GNUNET_TIME_Absolute	timeout
	At what time do we forget about this path unless we see it again while learning? More...

struct GNUNET_TIME_Absolute	path_valid_until
	For how long is the validation of this path considered valid? Set to ZERO if the path is learned by snooping on DV learn messages initiated by other peers, and to the time at which we generated the challenge for DV learn operations this peer initiated. More...

struct PerformanceData	pd
	Performance data for this transmission possibility. More...

unsigned int	distance
	Number of hops in total to the `target` (excluding next_hop and `target` itself). More...

Detailed Description

One possible hop towards a DV target.

Definition at line 1719 of file gnunet-service-transport.c.

Field Documentation

◆ next_dv

struct DistanceVectorHop* DistanceVectorHop::next_dv

Kept in a MDLL, sorted by timeout.

Definition at line 1724 of file gnunet-service-transport.c.

Referenced by check_link_down(), check_vl_transmission(), learn_dv_path(), and pick_random_dv_hops().

◆ prev_dv

struct DistanceVectorHop* DistanceVectorHop::prev_dv

Kept in a MDLL, sorted by timeout.

Definition at line 1729 of file gnunet-service-transport.c.

◆ next_neighbour

struct DistanceVectorHop* DistanceVectorHop::next_neighbour

Kept in a MDLL.

Definition at line 1734 of file gnunet-service-transport.c.

Referenced by transmit_on_queue().

◆ prev_neighbour

struct DistanceVectorHop* DistanceVectorHop::prev_neighbour

Kept in a MDLL.

Definition at line 1739 of file gnunet-service-transport.c.

◆ pa_head

struct PendingAcknowledgement* DistanceVectorHop::pa_head

Head of DLL of PAs that used our path.

Definition at line 1744 of file gnunet-service-transport.c.

Referenced by free_distance_vector_hop(), free_pending_acknowledgement(), and prepare_pending_acknowledgement().

◆ pa_tail

struct PendingAcknowledgement* DistanceVectorHop::pa_tail

Tail of DLL of PAs that used our path.

Definition at line 1749 of file gnunet-service-transport.c.

Referenced by free_distance_vector_hop(), free_pending_acknowledgement(), and prepare_pending_acknowledgement().

◆ next_hop

struct Neighbour* DistanceVectorHop::next_hop

What would be the next hop to target?

Definition at line 1754 of file gnunet-service-transport.c.

Referenced by encapsulate_for_dv(), free_distance_vector_hop(), and learn_dv_path().

◆ dv

struct DistanceVector* DistanceVectorHop::dv

Distance vector entry this hop belongs with.

Definition at line 1759 of file gnunet-service-transport.c.

Referenced by activate_core_visible_dv_path(), free_distance_vector_hop(), free_neighbour(), learn_dv_path(), path_cleanup_cb(), and route_control_message_without_fc().

◆ path

const struct GNUNET_PeerIdentity* DistanceVectorHop::path

Array of distance hops to the target, excluding next_hop.

NULL if the entire path is us to next_hop to target. Allocated at the end of this struct. Excludes the target itself!

Definition at line 1766 of file gnunet-service-transport.c.

Referenced by encapsulate_for_dv(), and learn_dv_path().

◆ timeout

struct GNUNET_TIME_Absolute DistanceVectorHop::timeout

At what time do we forget about this path unless we see it again while learning?

Definition at line 1772 of file gnunet-service-transport.c.

Referenced by learn_dv_path(), and path_cleanup_cb().

◆ path_valid_until

struct GNUNET_TIME_Absolute DistanceVectorHop::path_valid_until

For how long is the validation of this path considered valid? Set to ZERO if the path is learned by snooping on DV learn messages initiated by other peers, and to the time at which we generated the challenge for DV learn operations this peer initiated.

Definition at line 1781 of file gnunet-service-transport.c.

Referenced by activate_core_visible_dv_path(), and learn_dv_path().