NexusPi Git Node - /page/blob.mu

Tff7b72#Tff7b72include T8b949e"Transport.h"

Tff7b72#Tff7b72include T8b949e"Link.h"

Tff7b72#Tff7b72include T8b949e"Reticulum.h"

Tff7b72#Tff7b72include T8b949e"Destination.h"

Tff7b72#Tff7b72include T8b949e"Identity.h"

Tff7b72#Tff7b72include T8b949e"Packet.h"

Tff7b72#Tff7b72include T8b949e"Interface.h"

Tff7b72#Tff7b72include T8b949e"Log.h"

Tff7b72#Tff7b72include T8b949e"Cryptography/Random.h"

Tff7b72#Tff7b72include T8b949e"Cryptography/HKDF.h"

Tff7b72#Tff7b72include T8b949e"Utilities/OS.h"

Tff7b72#Tff7b72include T8b949e"Utilities/Persistence.h"

Tff7b72#Tff7b72include T8b949e<algorithm>

Tff7b72#Tff7b72include T8b949e<unistd.h>

Tff7b72#Tff7b72include T8b949e<time.h>

Tff7b72using Tff7b72namespace T7ee787RNSTb4b4b4;

Tff7b72using Tff7b72namespace T7ee787RNSTff7b72:Tff7b72:T7ee787TypeTff7b72:Tff7b72:T7ee787TransportTb4b4b4;

Tff7b72using Tff7b72namespace T7ee787RNSTff7b72:Tff7b72:T7ee787UtilitiesTb4b4b4;

T8b949e// ── Flat-map helpers (vector<pair<Bytes,T>> replaces std::map<Bytes,T>) ────

T8b949e// Eliminates per-element tree-node allocation. Linear search is fine

T8b949e// for N ≤ ~1000 on ESP32.

Tff7b72template Tff7b72<Tff7b72typename T56d364TTff7b72>

Tff7b72static Tff7b72typename T56d364stdTff7b72:Tff7b72:Te6edf3vectorTff7b72<Te6edf3stdTff7b72:Tff7b72:Te6edf3pairTff7b72<Te6edf3BytesTb4b4b4, Te6edf3TTff7b72>Tff7b72>Tff7b72:Tff7b72:Te6edf3iterator

Te6edf3flatmap_findTb4b4b4(Te6edf3stdTff7b72:Tff7b72:Te6edf3vectorTff7b72<Te6edf3stdTff7b72:Tff7b72:Te6edf3pairTff7b72<Te6edf3BytesTb4b4b4, Te6edf3TTff7b72>Tff7b72>Tff7b72& Te6edf3vecTb4b4b4, Tff7b72const Te6edf3BytesTff7b72& Te6edf3keyTb4b4b4) Tb4b4b4{

Tff7b72for Tb4b4b4(Tff7b72auto Te6edf3it Tff7b72= Te6edf3vecTb4b4b4.Te6edf3beginTb4b4b4(Tb4b4b4)Tb4b4b4; Te6edf3it Tff7b72!Tff7b72= Te6edf3vecTb4b4b4.Te6edf3endTb4b4b4(Tb4b4b4)Tb4b4b4; Tff7b72+Tff7b72+Te6edf3itTb4b4b4) Tb4b4b4{

Tff7b72if Tb4b4b4(Te6edf3itTff7b72-Tff7b72>Te6edf3first Tff7b72=Tff7b72= Te6edf3keyTb4b4b4) Tff7b72return Te6edf3itTb4b4b4;

Tb4b4b4}

Tff7b72return Te6edf3vecTb4b4b4.Te6edf3endTb4b4b4(Tb4b4b4)Tb4b4b4;

Tb4b4b4}

Tff7b72template Tff7b72<Tff7b72typename T56d364TTff7b72>

Tff7b72static Tff7b72typename T56d364stdTff7b72:Tff7b72:Te6edf3vectorTff7b72<Te6edf3stdTff7b72:Tff7b72:Te6edf3pairTff7b72<Te6edf3BytesTb4b4b4, Te6edf3TTff7b72>Tff7b72>Tff7b72:Tff7b72:Te6edf3const_iterator

Te6edf3flatmap_findTb4b4b4(Tff7b72const Te6edf3stdTff7b72:Tff7b72:Te6edf3vectorTff7b72<Te6edf3stdTff7b72:Tff7b72:Te6edf3pairTff7b72<Te6edf3BytesTb4b4b4, Te6edf3TTff7b72>Tff7b72>Tff7b72& Te6edf3vecTb4b4b4, Tff7b72const Te6edf3BytesTff7b72& Te6edf3keyTb4b4b4) Tb4b4b4{

Tff7b72for Tb4b4b4(Tff7b72auto Te6edf3it Tff7b72= Te6edf3vecTb4b4b4.Te6edf3beginTb4b4b4(Tb4b4b4)Tb4b4b4; Te6edf3it Tff7b72!Tff7b72= Te6edf3vecTb4b4b4.Te6edf3endTb4b4b4(Tb4b4b4)Tb4b4b4; Tff7b72+Tff7b72+Te6edf3itTb4b4b4) Tb4b4b4{

Tff7b72if Tb4b4b4(Te6edf3itTff7b72-Tff7b72>Te6edf3first Tff7b72=Tff7b72= Te6edf3keyTb4b4b4) Tff7b72return Te6edf3itTb4b4b4;

Tb4b4b4}

Tff7b72return Te6edf3vecTb4b4b4.Te6edf3endTb4b4b4(Tb4b4b4)Tb4b4b4;

Tb4b4b4}

Tff7b72template Tff7b72<Tff7b72typename T56d364TTff7b72>

Tff7b72static Tffa657void Te6edf3flatmap_upsertTb4b4b4(Te6edf3stdTff7b72:Tff7b72:Te6edf3vectorTff7b72<Te6edf3stdTff7b72:Tff7b72:Te6edf3pairTff7b72<Te6edf3BytesTb4b4b4, Te6edf3TTff7b72>Tff7b72>Tff7b72& Te6edf3vecTb4b4b4, Tff7b72const Te6edf3BytesTff7b72& Te6edf3keyTb4b4b4, Tff7b72const Te6edf3TTff7b72& Te6edf3valueTb4b4b4) Tb4b4b4{

Tff7b72auto Te6edf3it Tff7b72= Te6edf3flatmap_findTb4b4b4(Te6edf3vecTb4b4b4, Te6edf3keyTb4b4b4)Tb4b4b4;

Tff7b72if Tb4b4b4(Te6edf3it Tff7b72!Tff7b72= Te6edf3vecTb4b4b4.Te6edf3endTb4b4b4(Tb4b4b4)Tb4b4b4) Tb4b4b4{

Te6edf3itTff7b72-Tff7b72>Te6edf3second Tff7b72= Te6edf3valueTb4b4b4;

Tb4b4b4} Tff7b72else Tb4b4b4{

Te6edf3vecTb4b4b4.Te6edf3push_backTb4b4b4(Tb4b4b4{Te6edf3keyTb4b4b4, Te6edf3valueTb4b4b4}Tb4b4b4)Tb4b4b4;

Tb4b4b4}

Tff7b72template Tff7b72<Tff7b72typename T56d364TTff7b72>

Tff7b72static Tffa657bool Te6edf3flatmap_eraseTb4b4b4(Te6edf3stdTff7b72:Tff7b72:Te6edf3vectorTff7b72<Te6edf3stdTff7b72:Tff7b72:Te6edf3pairTff7b72<Te6edf3BytesTb4b4b4, Te6edf3TTff7b72>Tff7b72>Tff7b72& Te6edf3vecTb4b4b4, Tff7b72const Te6edf3BytesTff7b72& Te6edf3keyTb4b4b4) Tb4b4b4{

Tff7b72auto Te6edf3it Tff7b72= Te6edf3flatmap_findTb4b4b4(Te6edf3vecTb4b4b4, Te6edf3keyTb4b4b4)Tb4b4b4;

Tff7b72if Tb4b4b4(Te6edf3it Tff7b72!Tff7b72= Te6edf3vecTb4b4b4.Te6edf3endTb4b4b4(Tb4b4b4)Tb4b4b4) Tb4b4b4{

Te6edf3vecTb4b4b4.Te6edf3eraseTb4b4b4(Te6edf3itTb4b4b4)Tb4b4b4;

Tff7b72return Tffa657trueTb4b4b4;

Tb4b4b4}

Tff7b72return Tffa657falseTb4b4b4;

Tb4b4b4}

T8b949e// ── Flat-set helpers (vector<Bytes> replaces std::set<Bytes>) ──────────────

Tff7b72static Tffa657bool Te6edf3flatset_containsTb4b4b4(Tff7b72const Te6edf3stdTff7b72:Tff7b72:Te6edf3vectorTff7b72<Te6edf3BytesTff7b72>Tff7b72& Te6edf3vecTb4b4b4, Tff7b72const Te6edf3BytesTff7b72& Te6edf3keyTb4b4b4) Tb4b4b4{

Tff7b72return Te6edf3stdTff7b72:Tff7b72:Te6edf3findTb4b4b4(Te6edf3vecTb4b4b4.Te6edf3beginTb4b4b4(Tb4b4b4)Tb4b4b4, Te6edf3vecTb4b4b4.Te6edf3endTb4b4b4(Tb4b4b4)Tb4b4b4, Te6edf3keyTb4b4b4) Tff7b72!Tff7b72= Te6edf3vecTb4b4b4.Te6edf3endTb4b4b4(Tb4b4b4)Tb4b4b4;

Tb4b4b4}

Tff7b72static Tffa657void Te6edf3flatset_insertTb4b4b4(Te6edf3stdTff7b72:Tff7b72:Te6edf3vectorTff7b72<Te6edf3BytesTff7b72>Tff7b72& Te6edf3vecTb4b4b4, Tff7b72const Te6edf3BytesTff7b72& Te6edf3keyTb4b4b4) Tb4b4b4{

Tff7b72if Tb4b4b4(Tff7b72!Te6edf3flatset_containsTb4b4b4(Te6edf3vecTb4b4b4, Te6edf3keyTb4b4b4)Tb4b4b4) Tb4b4b4{

Te6edf3vecTb4b4b4.Te6edf3push_backTb4b4b4(Te6edf3keyTb4b4b4)Tb4b4b4;

Tb4b4b4}

Tff7b72#Tff7b72if defined(INTERFACES_SET)

T8b949e///*static*/ std::set<std::reference_wrapper<const Interface>, std::less<const Interface>> Transport::_interfaces;

T8b949e/*static*/ Te6edf3stdTff7b72:Tff7b72:Te6edf3setTff7b72<Te6edf3stdTff7b72:Tff7b72:Te6edf3reference_wrapperTff7b72<Te6edf3InterfaceTff7b72>Tb4b4b4, Te6edf3stdTff7b72:Tff7b72:Te6edf3lessTff7b72<Te6edf3InterfaceTff7b72>Tff7b72> Te6edf3TransportTff7b72:Tff7b72:Te6edf3_interfacesTb4b4b4;

Tff7b72#Tff7b72elif defined(INTERFACES_LIST)

T8b949e/*static*/ Te6edf3stdTff7b72:Tff7b72:Te6edf3listTff7b72<Te6edf3stdTff7b72:Tff7b72:Te6edf3reference_wrapperTff7b72<Te6edf3InterfaceTff7b72>Tff7b72> Te6edf3TransportTff7b72:Tff7b72:Te6edf3_interfacesTb4b4b4;

Tff7b72#Tff7b72elif defined(INTERFACES_MAP)

T8b949e/*static*/ Te6edf3stdTff7b72:Tff7b72:Te6edf3mapTff7b72<Te6edf3BytesTb4b4b4, Te6edf3InterfaceTff7b72&Tff7b72> Te6edf3TransportTff7b72:Tff7b72:Te6edf3_interfacesTb4b4b4;

Tff7b72#Tff7b72endif

Tff7b72#Tff7b72if defined(DESTINATIONS_SET)

T8b949e/*static*/ Te6edf3stdTff7b72:Tff7b72:Te6edf3setTff7b72<Te6edf3DestinationTff7b72> Te6edf3TransportTff7b72:Tff7b72:Te6edf3_destinationsTb4b4b4;

Tff7b72#Tff7b72elif defined(DESTINATIONS_MAP)

T8b949e/*static*/ Te6edf3stdTff7b72:Tff7b72:Te6edf3mapTff7b72<Te6edf3BytesTb4b4b4, Te6edf3DestinationTff7b72> Te6edf3TransportTff7b72:Tff7b72:Te6edf3_destinationsTb4b4b4;

Tff7b72#Tff7b72endif

T8b949e/*static*/ Te6edf3stdTff7b72:Tff7b72:Te6edf3setTff7b72<Te6edf3LinkTff7b72> Te6edf3TransportTff7b72:Tff7b72:Te6edf3_pending_linksTb4b4b4;

T8b949e/*static*/ Te6edf3stdTff7b72:Tff7b72:Te6edf3setTff7b72<Te6edf3LinkTff7b72> Te6edf3TransportTff7b72:Tff7b72:Te6edf3_active_linksTb4b4b4;

T8b949e/*static*/ Te6edf3stdTff7b72:Tff7b72:Te6edf3vectorTff7b72<Te6edf3BytesTff7b72> Te6edf3TransportTff7b72:Tff7b72:Te6edf3_packet_hashlistTb4b4b4;

T8b949e/*static*/ Te6edf3stdTff7b72:Tff7b72:Te6edf3vectorTff7b72<Te6edf3BytesTff7b72> Te6edf3TransportTff7b72:Tff7b72:Te6edf3_global_blobsTb4b4b4;

T8b949e/*static*/ Te6edf3stdTff7b72:Tff7b72:Te6edf3listTff7b72<Te6edf3PacketReceiptTff7b72> Te6edf3TransportTff7b72:Tff7b72:Te6edf3_receiptsTb4b4b4;

T8b949e/*static*/ Te6edf3stdTff7b72:Tff7b72:Te6edf3mapTff7b72<Te6edf3BytesTb4b4b4, Te6edf3TransportTff7b72:Tff7b72:Te6edf3AnnounceEntryTff7b72> Te6edf3TransportTff7b72:Tff7b72:Te6edf3_announce_tableTb4b4b4;

T8b949e/*static*/ Te6edf3stdTff7b72:Tff7b72:Te6edf3mapTff7b72<Te6edf3BytesTb4b4b4, Te6edf3stdTff7b72:Tff7b72:Te6edf3dequeTff7b72<Te6edf3TransportTff7b72:Tff7b72:Te6edf3PathEntryTff7b72>Tff7b72> Te6edf3TransportTff7b72:Tff7b72:Te6edf3_destination_tableTb4b4b4;

T8b949e/*static*/ Te6edf3stdTff7b72:Tff7b72:Te6edf3vectorTff7b72<Te6edf3stdTff7b72:Tff7b72:Te6edf3pairTff7b72<Te6edf3BytesTb4b4b4, Te6edf3TransportTff7b72:Tff7b72:Te6edf3ReverseEntryTff7b72>Tff7b72> Te6edf3TransportTff7b72:Tff7b72:Te6edf3_reverse_tableTb4b4b4;

T8b949e/*static*/ Te6edf3stdTff7b72:Tff7b72:Te6edf3mapTff7b72<Te6edf3BytesTb4b4b4, Te6edf3TransportTff7b72:Tff7b72:Te6edf3LinkEntryTff7b72> Te6edf3TransportTff7b72:Tff7b72:Te6edf3_link_tableTb4b4b4;

T8b949e/*static*/ Te6edf3stdTff7b72:Tff7b72:Te6edf3mapTff7b72<Te6edf3BytesTb4b4b4, Te6edf3TransportTff7b72:Tff7b72:Te6edf3AnnounceEntryTff7b72> Te6edf3TransportTff7b72:Tff7b72:Te6edf3_held_announcesTb4b4b4;

T8b949e/*static*/ Te6edf3stdTff7b72:Tff7b72:Te6edf3setTff7b72<Te6edf3HAnnounceHandlerTff7b72> Te6edf3TransportTff7b72:Tff7b72:Te6edf3_announce_handlersTb4b4b4;

T8b949e/*static*/ Te6edf3stdTff7b72:Tff7b72:Te6edf3mapTff7b72<Te6edf3BytesTb4b4b4, Te6edf3TransportTff7b72:Tff7b72:Te6edf3TunnelEntryTff7b72> Te6edf3TransportTff7b72:Tff7b72:Te6edf3_tunnelsTb4b4b4;

T8b949e/*static*/ Te6edf3stdTff7b72:Tff7b72:Te6edf3vectorTff7b72<Te6edf3stdTff7b72:Tff7b72:Te6edf3pairTff7b72<Te6edf3BytesTb4b4b4, Te6edf3TransportTff7b72:Tff7b72:Te6edf3RateEntryTff7b72>Tff7b72> Te6edf3TransportTff7b72:Tff7b72:Te6edf3_announce_rate_tableTb4b4b4;

T8b949e/*static*/ Te6edf3stdTff7b72:Tff7b72:Te6edf3vectorTff7b72<Te6edf3stdTff7b72:Tff7b72:Te6edf3pairTff7b72<Te6edf3BytesTb4b4b4, Tffa657doubleTff7b72>Tff7b72> Te6edf3TransportTff7b72:Tff7b72:Te6edf3_path_requestsTb4b4b4;

T8b949e/*static*/ Te6edf3stdTff7b72:Tff7b72:Te6edf3vectorTff7b72<Te6edf3stdTff7b72:Tff7b72:Te6edf3pairTff7b72<Te6edf3BytesTb4b4b4, Te6edf3TransportTff7b72:Tff7b72:Te6edf3PathRequestEntryTff7b72>Tff7b72> Te6edf3TransportTff7b72:Tff7b72:Te6edf3_discovery_path_requestsTb4b4b4;

T8b949e/*static*/ Te6edf3stdTff7b72:Tff7b72:Te6edf3setTff7b72<Te6edf3BytesTff7b72> Te6edf3TransportTff7b72:Tff7b72:Te6edf3_discovery_pr_tagsTb4b4b4;

T8b949e/*static*/ Te6edf3stdTff7b72:Tff7b72:Te6edf3setTff7b72<Te6edf3DestinationTff7b72> Te6edf3TransportTff7b72:Tff7b72:Te6edf3_control_destinationsTb4b4b4;

T8b949e/*static*/ Te6edf3stdTff7b72:Tff7b72:Te6edf3setTff7b72<Te6edf3BytesTff7b72> Te6edf3TransportTff7b72:Tff7b72:Te6edf3_control_hashesTb4b4b4;

T8b949e/*static*/ Te6edf3stdTff7b72:Tff7b72:Te6edf3mapTff7b72<Te6edf3BytesTb4b4b4, Te6edf3BytesTff7b72> Te6edf3TransportTff7b72:Tff7b72:Te6edf3_pending_local_path_requestsTb4b4b4;

T8b949e/*static*/ Tffa657double Te6edf3TransportTff7b72:Tff7b72:Te6edf3_start_time Tff7b72= T79c0ff0.0Tb4b4b4;

T8b949e/*static*/ Tffa657bool Te6edf3TransportTff7b72:Tff7b72:Te6edf3_jobs_locked Tff7b72= Tffa657falseTb4b4b4;

T8b949e/*static*/ Tffa657bool Te6edf3TransportTff7b72:Tff7b72:Te6edf3_jobs_running Tff7b72= Tffa657falseTb4b4b4;

T8b949e/*static*/ Tffa657float Te6edf3TransportTff7b72:Tff7b72:Te6edf3_job_interval Tff7b72= T79c0ff0.250Tb4b4b4;

T8b949e/*static*/ Tffa657double Te6edf3TransportTff7b72:Tff7b72:Te6edf3_jobs_last_run Tff7b72= T79c0ff0.0Tb4b4b4;

T8b949e/*static*/ Tffa657double Te6edf3TransportTff7b72:Tff7b72:Te6edf3_links_last_checked Tff7b72= T79c0ff0.0Tb4b4b4;

T8b949e/*static*/ Tffa657float Te6edf3TransportTff7b72:Tff7b72:Te6edf3_links_check_interval Tff7b72= T79c0ff1.0Tb4b4b4;

T8b949e/*static*/ Tffa657double Te6edf3TransportTff7b72:Tff7b72:Te6edf3_receipts_last_checked Tff7b72= T79c0ff0.0Tb4b4b4;

T8b949e/*static*/ Tffa657float Te6edf3TransportTff7b72:Tff7b72:Te6edf3_receipts_check_interval Tff7b72= T79c0ff1.0Tb4b4b4;

T8b949e/*static*/ Tffa657double Te6edf3TransportTff7b72:Tff7b72:Te6edf3_announces_last_checked Tff7b72= T79c0ff0.0Tb4b4b4;

T8b949e/*static*/ Tffa657float Te6edf3TransportTff7b72:Tff7b72:Te6edf3_announces_check_interval Tff7b72= T79c0ff1.0Tb4b4b4;

T8b949e/*static*/ Tffa657double Te6edf3TransportTff7b72:Tff7b72:Te6edf3_tables_last_culled Tff7b72= T79c0ff0.0Tb4b4b4;

T8b949e// CBA MCU

T8b949e/*static*/ T8b949e//float Transport::_tables_cull_interval = 5.0;

T8b949e/*static*/ Tffa657float Te6edf3TransportTff7b72:Tff7b72:Te6edf3_tables_cull_interval Tff7b72= T79c0ff60.0Tb4b4b4;

T8b949e/*static*/ Tffa657bool Te6edf3TransportTff7b72:Tff7b72:Te6edf3_saving_path_table Tff7b72= Tffa657falseTb4b4b4;

T8b949e// CBA ACCUMULATES

T8b949e// CBA MCU

T8b949e/*static*/ T8b949e//uint16_t Transport::_hashlist_maxsize = 1000000;

T8b949e/*static*/ T8b949e//uint16_t Transport::_hashlist_maxsize = 100;

T8b949e/*static*/ Tffa657uint16_t Te6edf3TransportTff7b72:Tff7b72:Te6edf3_hashlist_maxsize Tff7b72= T79c0ff100Tb4b4b4;

T8b949e// CBA ACCUMULATES

T8b949e// CBA MCU

T8b949e/*static*/ T8b949e//uint16_t Transport::_max_pr_tags = 32000;

T8b949e/*static*/ Tffa657uint16_t Te6edf3TransportTff7b72:Tff7b72:Te6edf3_max_pr_tags Tff7b72= T79c0ff32Tb4b4b4;

T8b949e// CBA

T8b949e// CBA ACCUMULATES

T8b949e/*static*/ Tffa657uint16_t Te6edf3TransportTff7b72:Tff7b72:Te6edf3_path_table_maxsize Tff7b72= T79c0ff100Tb4b4b4;

T8b949e// CBA ACCUMULATES

T8b949e/*static*/ Tffa657uint16_t Te6edf3TransportTff7b72:Tff7b72:Te6edf3_path_table_maxpersist Tff7b72= T79c0ff100Tb4b4b4;

T8b949e/*static*/ Tffa657double Te6edf3TransportTff7b72:Tff7b72:Te6edf3_last_saved Tff7b72= T79c0ff0.0Tb4b4b4;

T8b949e/*static*/ Tffa657float Te6edf3TransportTff7b72:Tff7b72:Te6edf3_save_interval Tff7b72= T79c0ff3600.0Tb4b4b4;

T8b949e/*static*/ Tffa657uint32_t Te6edf3TransportTff7b72:Tff7b72:Te6edf3_destination_table_crc Tff7b72= T79c0ff0Tb4b4b4;

T8b949e/*static*/ Te6edf3Reticulum Td2a8ffTransport::_ownerTb4b4b4(Tb4b4b4{Te6edf3TypeTff7b72:Tff7b72:Te6edf3NONETb4b4b4}Tb4b4b4)Tb4b4b4;

T8b949e// FIREWALL MODE Whitelist 1: addresses of local devices (from LoRa and LocalTCP interfaces)

Tff7b72static Te6edf3stdTff7b72:Tff7b72:Te6edf3vectorTff7b72<Te6edf3BytesTff7b72> Te6edf3_firewall_local_addressesTb4b4b4;

T8b949e// FIREWALL MODE Whitelist 2: addresses mentioned in packets from local devices

Tff7b72static Te6edf3stdTff7b72:Tff7b72:Te6edf3vectorTff7b72<Te6edf3BytesTff7b72> Te6edf3_firewall_mentioned_addressesTb4b4b4;

Tff7b72static Tff7b72const Tffa657uint16_t Te6edf3_firewall_maxsize Tff7b72= T79c0ff200Tb4b4b4;

T8b949e// ── Whitelist helpers: enforce uniqueness on push (no per-node alloc) ──

Tff7b72static Tffa657void Td2a8ffwl1_pushTb4b4b4(Tff7b72const Te6edf3BytesTff7b72& Te6edf3addrTb4b4b4) Tb4b4b4{

Tff7b72if Tb4b4b4(Tff7b72!Te6edf3addrTb4b4b4) Tff7b72returnTb4b4b4;

Tff7b72if Tb4b4b4(Te6edf3stdTff7b72:Tff7b72:Te6edf3findTb4b4b4(Te6edf3_firewall_local_addressesTb4b4b4.Te6edf3beginTb4b4b4(Tb4b4b4)Tb4b4b4, Te6edf3_firewall_local_addressesTb4b4b4.Te6edf3endTb4b4b4(Tb4b4b4)Tb4b4b4, Te6edf3addrTb4b4b4)

Tff7b72=Tff7b72= Te6edf3_firewall_local_addressesTb4b4b4.Te6edf3endTb4b4b4(Tb4b4b4)Tb4b4b4) Tb4b4b4{

Te6edf3_firewall_local_addressesTb4b4b4.Te6edf3push_backTb4b4b4(Te6edf3addrTb4b4b4)Tb4b4b4;

Tb4b4b4}

Tff7b72static Tffa657bool Td2a8ffwl2_pushTb4b4b4(Tff7b72const Te6edf3BytesTff7b72& Te6edf3addrTb4b4b4) Tb4b4b4{

Tff7b72if Tb4b4b4(Tff7b72!Te6edf3addrTb4b4b4) Tff7b72return Tffa657falseTb4b4b4;

Tff7b72if Tb4b4b4(Te6edf3stdTff7b72:Tff7b72:Te6edf3findTb4b4b4(Te6edf3_firewall_mentioned_addressesTb4b4b4.Te6edf3beginTb4b4b4(Tb4b4b4)Tb4b4b4, Te6edf3_firewall_mentioned_addressesTb4b4b4.Te6edf3endTb4b4b4(Tb4b4b4)Tb4b4b4, Te6edf3addrTb4b4b4)

Tff7b72=Tff7b72= Te6edf3_firewall_mentioned_addressesTb4b4b4.Te6edf3endTb4b4b4(Tb4b4b4)Tb4b4b4) Tb4b4b4{

Te6edf3_firewall_mentioned_addressesTb4b4b4.Te6edf3push_backTb4b4b4(Te6edf3addrTb4b4b4)Tb4b4b4;

Tff7b72return Tffa657trueTb4b4b4;

Tb4b4b4}

Tff7b72return Tffa657falseTb4b4b4;

Tb4b4b4}

T8b949e// ── Watched-destination logging ────────────────────────────────────────

T8b949e// Define WATCH_LOG to only log packets touching specific named destinations.

T8b949e// Comment out to restore full logging.

Tff7b72#Tff7b72define WATCH_LOG

Tff7b72#Tff7b72ifdef WATCH_LOG

Tff7b72struct T56d364WatchedDest Tb4b4b4{

Tff7b72const Tffa657charTff7b72* Te6edf3nameTb4b4b4;

Te6edf3Bytes Te6edf3hashTb4b4b4;

Tb4b4b4}Tb4b4b4;

Tff7b72static Tff7b72const Te6edf3WatchedDest Te6edf3_watchedTb4b4b4[Tb4b4b4] Tff7b72= Tb4b4b4{

Tb4b4b4{Ta5d6ff"Ta5d6ffMeshchatTa5d6ff"Tb4b4b4, Te6edf3BytesTb4b4b4(Ta5d6ff"Tffea00\x13Tffea00\xf4Tffea00\xb1Tffea00\x4dTffea00\xd3Tffea00\x64Tffea00\xa6Tffea00\x72Tffea00\xe8Tffea00\x53Tffea00\xa3Tffea00\x7fTffea00\xb5Tffea00\x34Tffea00\x67Tffea00\x8cTa5d6ff"Tb4b4b4)Tb4b4b4}Tb4b4b4,

Tb4b4b4{Ta5d6ff"Ta5d6ffSidebandTa5d6ff"Tb4b4b4, Te6edf3BytesTb4b4b4(Ta5d6ff"Tffea00\x29Tffea00\xf9Tffea00\xa2Tffea00\x0cTffea00\xb0Tffea00\x47Tffea00\x60Tffea00\xedTffea00\xbcTffea00\x49Tffea00\x7dTffea00\x66Tffea00\x8cTffea00\x25Tffea00\x5aTffea00\xb7Ta5d6ff"Tb4b4b4)Tb4b4b4}Tb4b4b4,

Tb4b4b4{Ta5d6ff"Ta5d6ffBrowserTa5d6ff"Tb4b4b4, Te6edf3BytesTb4b4b4(Ta5d6ff"Tffea00\x03Tffea00\x58Tffea00\x19Tffea00\x2fTffea00\x7bTffea00\x88Tffea00\xb0Tffea00\x78Tffea00\x68Tffea00\xe8Tffea00\xd8Tffea00\x32Tffea00\xceTffea00\xa5Tffea00\x1bTffea00\x7eTa5d6ff"Tb4b4b4)Tb4b4b4}Tb4b4b4,

Tb4b4b4}Tb4b4b4;

T8b949e// Populated at runtime: ratchet hashes and link IDs → parent destination name

Tff7b72static Te6edf3stdTff7b72:Tff7b72:Te6edf3mapTff7b72<Te6edf3BytesTb4b4b4, Tff7b72const Tffa657charTff7b72*Tff7b72> Te6edf3_watch_aliasesTb4b4b4;

Tff7b72static Tffa657void Td2a8ffwatch_add_aliasTb4b4b4(Tff7b72const Te6edf3BytesTff7b72& Te6edf3aliasTb4b4b4, Tff7b72const Tffa657charTff7b72* Te6edf3nameTb4b4b4) Tb4b4b4{

Tff7b72if Tb4b4b4(Te6edf3alias Tff7b72&Tff7b72& Te6edf3_watch_aliasesTb4b4b4.Te6edf3findTb4b4b4(Te6edf3aliasTb4b4b4) Tff7b72=Tff7b72= Te6edf3_watch_aliasesTb4b4b4.Te6edf3endTb4b4b4(Tb4b4b4)Tb4b4b4) Tb4b4b4{

Te6edf3_watch_aliasesTb4b4b4[Te6edf3aliasTb4b4b4] Tff7b72= Te6edf3nameTb4b4b4;

Tb4b4b4}

Tff7b72static Tff7b72const Tffa657charTff7b72* Td2a8ffwatch_resolveTb4b4b4(Tff7b72const Te6edf3BytesTff7b72& Te6edf3addrTb4b4b4) Tb4b4b4{

Tff7b72if Tb4b4b4(Tff7b72!Te6edf3addrTb4b4b4) Tff7b72return Tffa657nullptrTb4b4b4;

Tff7b72for Tb4b4b4(Tff7b72autoTff7b72& Te6edf3w Tff7b72: Te6edf3_watchedTb4b4b4) Tff7b72if Tb4b4b4(Te6edf3addr Tff7b72=Tff7b72= Te6edf3wTb4b4b4.Te6edf3hashTb4b4b4) Tff7b72return Te6edf3wTb4b4b4.Te6edf3nameTb4b4b4;

Tff7b72auto Te6edf3it Tff7b72= Te6edf3_watch_aliasesTb4b4b4.Te6edf3findTb4b4b4(Te6edf3addrTb4b4b4)Tb4b4b4;

Tff7b72return Tb4b4b4(Te6edf3it Tff7b72!Tff7b72= Te6edf3_watch_aliasesTb4b4b4.Te6edf3endTb4b4b4(Tb4b4b4)Tb4b4b4) Tff7b72? Te6edf3itTff7b72-Tff7b72>Te6edf3second Tff7b72: Tffa657nullptrTb4b4b4;

Tb4b4b4}

T8b949e// Check if a packet touches any watched destination; return name if so.

Tff7b72static Tff7b72const Tffa657charTff7b72* Td2a8ffwatch_matchTb4b4b4(Tff7b72const Te6edf3PacketTff7b72& Te6edf3packetTb4b4b4) Tb4b4b4{

Tff7b72const Tffa657charTff7b72* Te6edf3nTb4b4b4;

Tff7b72if Tb4b4b4(Tb4b4b4(Te6edf3n Tff7b72= Te6edf3watch_resolveTb4b4b4(Te6edf3packetTb4b4b4.Te6edf3destination_hashTb4b4b4(Tb4b4b4)Tb4b4b4)Tb4b4b4)Tb4b4b4) Tff7b72return Te6edf3nTb4b4b4;

Tff7b72if Tb4b4b4(Te6edf3packetTb4b4b4.Te6edf3packet_typeTb4b4b4(Tb4b4b4) Tff7b72=Tff7b72= Te6edf3TypeTff7b72:Tff7b72:Te6edf3PacketTff7b72:Tff7b72:Te6edf3LINKREQUESTTb4b4b4) Tb4b4b4{

Te6edf3Bytes Te6edf3lid Tff7b72= Te6edf3LinkTff7b72:Tff7b72:Te6edf3link_id_from_lr_packetTb4b4b4(Te6edf3packetTb4b4b4)Tb4b4b4;

Tff7b72if Tb4b4b4(Tb4b4b4(Te6edf3n Tff7b72= Te6edf3watch_resolveTb4b4b4(Te6edf3lidTb4b4b4)Tb4b4b4)Tb4b4b4) Tff7b72return Te6edf3nTb4b4b4;

Tb4b4b4}

Tff7b72if Tb4b4b4(Te6edf3packetTb4b4b4.Te6edf3dataTb4b4b4(Tb4b4b4)Tb4b4b4.Te6edf3sizeTb4b4b4(Tb4b4b4) Tff7b72>Tff7b72= Te6edf3TypeTff7b72:Tff7b72:Te6edf3IdentityTff7b72:Tff7b72:Te6edf3TRUNCATED_HASHLENGTHTff7b72/T79c0ff8Tb4b4b4) Tb4b4b4{

Tff7b72if Tb4b4b4(Tb4b4b4(Te6edf3n Tff7b72= Te6edf3watch_resolveTb4b4b4(Te6edf3packetTb4b4b4.Te6edf3dataTb4b4b4(Tb4b4b4)Tb4b4b4.Te6edf3leftTb4b4b4(Te6edf3TypeTff7b72:Tff7b72:Te6edf3IdentityTff7b72:Tff7b72:Te6edf3TRUNCATED_HASHLENGTHTff7b72/T79c0ff8Tb4b4b4)Tb4b4b4)Tb4b4b4)Tb4b4b4) Tff7b72return Te6edf3nTb4b4b4;

Tb4b4b4}

Tff7b72if Tb4b4b4(Te6edf3packetTb4b4b4.Te6edf3packet_typeTb4b4b4(Tb4b4b4) Tff7b72=Tff7b72= Te6edf3TypeTff7b72:Tff7b72:Te6edf3PacketTff7b72:Tff7b72:Te6edf3ANNOUNCE

Tff7b72&Tff7b72& Te6edf3packetTb4b4b4.Te6edf3context_flagTb4b4b4(Tb4b4b4) Tff7b72=Tff7b72= Te6edf3TypeTff7b72:Tff7b72:Te6edf3PacketTff7b72:Tff7b72:Te6edf3FLAG_SET

Tff7b72&Tff7b72& Te6edf3packetTb4b4b4.Te6edf3dataTb4b4b4(Tb4b4b4)Tb4b4b4.Te6edf3sizeTb4b4b4(Tb4b4b4) Tff7b72>Tff7b72= T79c0ff116Tb4b4b4) Tb4b4b4{

Te6edf3Bytes Te6edf3rh Tff7b72= Te6edf3IdentityTff7b72:Tff7b72:Te6edf3truncated_hashTb4b4b4(Te6edf3packetTb4b4b4.Te6edf3dataTb4b4b4(Tb4b4b4)Tb4b4b4.Te6edf3midTb4b4b4(T79c0ff84Tb4b4b4, T79c0ff32Tb4b4b4)Tb4b4b4)Tb4b4b4;

Tff7b72if Tb4b4b4(Tb4b4b4(Te6edf3n Tff7b72= Te6edf3watch_resolveTb4b4b4(Te6edf3rhTb4b4b4)Tb4b4b4)Tb4b4b4) Tff7b72return Te6edf3nTb4b4b4;

Tb4b4b4}

Tff7b72if Tb4b4b4(Te6edf3packetTb4b4b4.Te6edf3transport_idTb4b4b4(Tb4b4b4) Tff7b72&Tff7b72& Tb4b4b4(Te6edf3n Tff7b72= Te6edf3watch_resolveTb4b4b4(Te6edf3packetTb4b4b4.Te6edf3transport_idTb4b4b4(Tb4b4b4)Tb4b4b4)Tb4b4b4)Tb4b4b4) Tff7b72return Te6edf3nTb4b4b4;

Tff7b72return Tffa657nullptrTb4b4b4;

Tb4b4b4}

T8b949e// Helper: human-readable zone tag

Tff7b72static Tff7b72inline Tff7b72const Tffa657charTff7b72* Td2a8ffzone_tagTb4b4b4(Tffa657bool Te6edf3is_backboneTb4b4b4) Tb4b4b4{

Tff7b72return Te6edf3is_backbone Tff7b72? Ta5d6ff"Ta5d6ffWANTa5d6ff" Tff7b72: Ta5d6ff"Ta5d6ffLANTa5d6ff"Tb4b4b4;

Tb4b4b4}

T8b949e// Helper: short hash for logging

Tff7b72static Te6edf3stdTff7b72:Tff7b72:Te6edf3string Td2a8ffshort_hashTb4b4b4(Tff7b72const Te6edf3BytesTff7b72& Te6edf3hTb4b4b4) Tb4b4b4{

Tff7b72if Tb4b4b4(Tff7b72!Te6edf3hTb4b4b4) Tff7b72return Ta5d6ff"Ta5d6ffnoneTa5d6ff"Tb4b4b4;

Tff7b72return Te6edf3hTb4b4b4.Te6edf3toHexTb4b4b4(Tb4b4b4)Tb4b4b4.Te6edf3substrTb4b4b4(T79c0ff0Tb4b4b4,T79c0ff8Tb4b4b4)Tb4b4b4;

Tb4b4b4}

Tff7b72#Tff7b72define WLOG(pkt, msg) do { \

Tff7b72 const char* _wn = watch_match(pkt); \

Tff7b72 if (_wn) { \

Tff7b72 Interface _rif = pkt.receiving_interface(); \

Tff7b72 bool _from_bb = _rif && is_backbone_interface(_rif); \

Tff7b72 Serial.print("["); Serial.print(_wn); Serial.print("] "); \

Tff7b72 Serial.printf("[%s] - FROM: %s (%s) - %s\n", \

Tff7b72 pkt_type_name(pkt.packet_type()), \

Tff7b72 _rif ? _rif.toString().c_str() : "?", \

Tff7b72 zone_tag(_from_bb), \

Tff7b72 std::string(msg).c_str()); \

Tff7b72 } \

Tff7b72} while(0)

Tff7b72#Tff7b72else

Tff7b72#Tff7b72define WLOG(fmt, ...) do {} while(0)

Tff7b72#Tff7b72endif

T8b949e// FIREWALL MODE: Check if an interface is the backbone

Tff7b72static Tffa657bool Td2a8ffis_backbone_interfaceTb4b4b4(Tff7b72const Te6edf3InterfaceTff7b72& Te6edf3ifaceTb4b4b4) Tb4b4b4{

Tff7b72return Te6edf3ifaceTb4b4b4.Te6edf3is_backboneTb4b4b4(Tb4b4b4)Tb4b4b4;

Tb4b4b4}

T8b949e// Human-readable packet type abbreviations

Tff7b72static Tff7b72const Tffa657charTff7b72* Td2a8ffpkt_type_nameTb4b4b4(Tffa657uint8_t Te6edf3tTb4b4b4) Tb4b4b4{

Tff7b72switch Tb4b4b4(Te6edf3tTb4b4b4) Tb4b4b4{

Tff7b72case T79c0ff0Tb4b4b4: Tff7b72return Ta5d6ff"Ta5d6ffDATATa5d6ff"Tb4b4b4;

Tff7b72case T79c0ff1Tb4b4b4: Tff7b72return Ta5d6ff"Ta5d6ffANNCTa5d6ff"Tb4b4b4;

Tff7b72case T79c0ff2Tb4b4b4: Tff7b72return Ta5d6ff"Ta5d6ffLREQTa5d6ff"Tb4b4b4;

Tff7b72case T79c0ff3Tb4b4b4: Tff7b72return Ta5d6ff"Ta5d6ffPROOFTa5d6ff"Tb4b4b4;

Tff7b72defaultTff7b72: Tff7b72return Ta5d6ff"Ta5d6ff?Ta5d6ff"Tb4b4b4;

Tb4b4b4}

T8b949e// Human-readable context name for resource tracing

Tff7b72static Tff7b72const Tffa657charTff7b72* Td2a8ffctx_nameTb4b4b4(Tffa657uint8_t Te6edf3ctxTb4b4b4) Tb4b4b4{

Tff7b72switch Tb4b4b4(Te6edf3ctxTb4b4b4) Tb4b4b4{

Tff7b72case T79c0ff0x01Tb4b4b4: Tff7b72return Ta5d6ff"Ta5d6ffRESOURCETa5d6ff"Tb4b4b4;

Tff7b72case T79c0ff0x02Tb4b4b4: Tff7b72return Ta5d6ff"Ta5d6ffRESOURCE_ADVTa5d6ff"Tb4b4b4;

Tff7b72case T79c0ff0x03Tb4b4b4: Tff7b72return Ta5d6ff"Ta5d6ffRESOURCE_REQTa5d6ff"Tb4b4b4;

Tff7b72case T79c0ff0x04Tb4b4b4: Tff7b72return Ta5d6ff"Ta5d6ffRESOURCE_HMUTa5d6ff"Tb4b4b4;

Tff7b72case T79c0ff0x05Tb4b4b4: Tff7b72return Ta5d6ff"Ta5d6ffRESOURCE_PRFTa5d6ff"Tb4b4b4;

Tff7b72case T79c0ff0x06Tb4b4b4: Tff7b72return Ta5d6ff"Ta5d6ffRESOURCE_ICLTa5d6ff"Tb4b4b4;

Tff7b72case T79c0ff0x07Tb4b4b4: Tff7b72return Ta5d6ff"Ta5d6ffRESOURCE_RCLTa5d6ff"Tb4b4b4;

Tff7b72defaultTff7b72: Tff7b72return Tffa657nullptrTb4b4b4;

Tb4b4b4}

Tff7b72static Tff7b72inline Tffa657bool Td2a8ffis_resource_ctxTb4b4b4(Tffa657uint8_t Te6edf3ctxTb4b4b4) Tb4b4b4{

Tff7b72return Te6edf3ctx Tff7b72>Tff7b72= T79c0ff0x01 Tff7b72&Tff7b72& Te6edf3ctx Tff7b72<Tff7b72= T79c0ff0x07Tb4b4b4;

Tb4b4b4}

T8b949e/*static*/ Te6edf3Identity Td2a8ffTransport::_identityTb4b4b4(Tb4b4b4{Te6edf3TypeTff7b72:Tff7b72:Te6edf3NONETb4b4b4}Tb4b4b4)Tb4b4b4;

T8b949e// CBA

T8b949e/*static*/ Te6edf3TransportTff7b72:Tff7b72:Te6edf3Callbacks Te6edf3TransportTff7b72:Tff7b72:Te6edf3_callbacksTb4b4b4;

T8b949e// CBA Stats

T8b949e/*static*/ Tffa657uint32_t Te6edf3TransportTff7b72:Tff7b72:Te6edf3_packets_sent Tff7b72= T79c0ff0Tb4b4b4;

T8b949e/*static*/ Tffa657uint32_t Te6edf3TransportTff7b72:Tff7b72:Te6edf3_packets_received Tff7b72= T79c0ff0Tb4b4b4;

T8b949e/*static*/ Tffa657uint32_t Te6edf3TransportTff7b72:Tff7b72:Te6edf3_destinations_added Tff7b72= T79c0ff0Tb4b4b4;

T8b949e/*static*/ Tffa657size_t Te6edf3TransportTff7b72:Tff7b72:Te6edf3_last_memory Tff7b72= T79c0ff0Tb4b4b4;

T8b949e/*static*/ Tffa657size_t Te6edf3TransportTff7b72:Tff7b72:Te6edf3_last_flash Tff7b72= T79c0ff0Tb4b4b4;

T8b949e/*static*/ Tffa657void Td2a8ffTransport::startTb4b4b4(Tff7b72const Te6edf3ReticulumTff7b72& Te6edf3reticulum_instanceTb4b4b4) Tb4b4b4{

Te6edf3INFOTb4b4b4(Ta5d6ff"Ta5d6ffTransport starting...Ta5d6ff"Tb4b4b4)Tb4b4b4;

Te6edf3_jobs_running Tff7b72= Tffa657trueTb4b4b4;

Te6edf3_owner Tff7b72= Te6edf3reticulum_instanceTb4b4b4;

T8b949e// Initialize time-based variables *after* time offset update

Te6edf3_jobs_last_run Tff7b72= Te6edf3OSTff7b72:Tff7b72:Te6edf3timeTb4b4b4(Tb4b4b4)Tb4b4b4;

Te6edf3_links_last_checked Tff7b72= Te6edf3OSTff7b72:Tff7b72:Te6edf3timeTb4b4b4(Tb4b4b4)Tb4b4b4;

Te6edf3_receipts_last_checked Tff7b72= Te6edf3OSTff7b72:Tff7b72:Te6edf3timeTb4b4b4(Tb4b4b4)Tb4b4b4;

Te6edf3_announces_last_checked Tff7b72= Te6edf3OSTff7b72:Tff7b72:Te6edf3timeTb4b4b4(Tb4b4b4)Tb4b4b4;

Te6edf3_tables_last_culled Tff7b72= Te6edf3OSTff7b72:Tff7b72:Te6edf3timeTb4b4b4(Tb4b4b4)Tb4b4b4;

Te6edf3_last_saved Tff7b72= Te6edf3OSTff7b72:Tff7b72:Te6edf3timeTb4b4b4(Tb4b4b4)Tb4b4b4;

T8b949e// ensure required directories exist

Tff7b72if Tb4b4b4(Tff7b72!Te6edf3OSTff7b72:Tff7b72:Te6edf3directory_existsTb4b4b4(Te6edf3ReticulumTff7b72:Tff7b72:Te6edf3_cachepathTb4b4b4)Tb4b4b4) Tb4b4b4{

Te6edf3VERBOSETb4b4b4(Ta5d6ff"Ta5d6ffNo cache directory, creating...Ta5d6ff"Tb4b4b4)Tb4b4b4;

Tff7b72if Tb4b4b4(Tff7b72!Te6edf3OSTff7b72:Tff7b72:Te6edf3create_directoryTb4b4b4(Te6edf3ReticulumTff7b72:Tff7b72:Te6edf3_cachepathTb4b4b4)Tb4b4b4) Tb4b4b4{

Te6edf3HEADTb4b4b4(Ta5d6ff"Ta5d6ffFailed to create cache directory — packet cache will be unavailableTa5d6ff"Tb4b4b4, Te6edf3RNSTff7b72:Tff7b72:Te6edf3LOG_CRITICALTb4b4b4)Tb4b4b4;

Tb4b4b4}

Tff7b72if Tb4b4b4(Tff7b72!Te6edf3_identityTb4b4b4) Tb4b4b4{

Tffa657char Te6edf3transport_identity_pathTb4b4b4[Te6edf3TypeTff7b72:Tff7b72:Te6edf3ReticulumTff7b72:Tff7b72:Te6edf3FILEPATH_MAXSIZETb4b4b4]Tb4b4b4;

Te6edf3snprintfTb4b4b4(Te6edf3transport_identity_pathTb4b4b4, Te6edf3TypeTff7b72:Tff7b72:Te6edf3ReticulumTff7b72:Tff7b72:Te6edf3FILEPATH_MAXSIZETb4b4b4, Ta5d6ff"Ta5d6ff%s/transport_identityTa5d6ff"Tb4b4b4, Te6edf3ReticulumTff7b72:Tff7b72:Te6edf3_storagepathTb4b4b4)Tb4b4b4;

Te6edf3DEBUGTb4b4b4(Ta5d6ff"Ta5d6ffChecking for transport identity...Ta5d6ff"Tb4b4b4)Tb4b4b4;

Tff7b72try Tb4b4b4{

Tff7b72if Tb4b4b4(Te6edf3OSTff7b72:Tff7b72:Te6edf3file_existsTb4b4b4(Te6edf3transport_identity_pathTb4b4b4)Tb4b4b4) Tb4b4b4{

Te6edf3_identity Tff7b72= Te6edf3IdentityTff7b72:Tff7b72:Te6edf3from_fileTb4b4b4(Te6edf3transport_identity_pathTb4b4b4)Tb4b4b4;

Tb4b4b4}

Tff7b72if Tb4b4b4(Tff7b72!Te6edf3_identityTb4b4b4) Tb4b4b4{

Te6edf3VERBOSETb4b4b4(Ta5d6ff"Ta5d6ffNo valid Transport Identity in storage, creating...Ta5d6ff"Tb4b4b4)Tb4b4b4;

Te6edf3_identity Tff7b72= Te6edf3IdentityTb4b4b4(Tb4b4b4)Tb4b4b4;

Te6edf3_identityTb4b4b4.Te6edf3to_fileTb4b4b4(Te6edf3transport_identity_pathTb4b4b4)Tb4b4b4;

Tb4b4b4}

Tff7b72else Tb4b4b4{

Te6edf3VERBOSETb4b4b4(Ta5d6ff"Ta5d6ffLoaded Transport Identity from storageTa5d6ff"Tb4b4b4)Tb4b4b4;

Tb4b4b4}

Tff7b72catch Tb4b4b4(Te6edf3stdTff7b72:Tff7b72:Te6edf3exceptionTff7b72& Te6edf3eTb4b4b4) Tb4b4b4{

Te6edf3ERRORFTb4b4b4(Ta5d6ff"Ta5d6ffFailed to check for transport identity, the contained exception was: %sTa5d6ff"Tb4b4b4, Te6edf3eTb4b4b4.Te6edf3whatTb4b4b4(Tb4b4b4)Tb4b4b4)Tb4b4b4;

Tb4b4b4}

T8b949e// TODO

T8b949e/*

packet_hashlist_path = Reticulum::storagepath + "/packet_hashlist";

if (!owner.is_connected_to_shared_instance()) {

if (os.path.isfile(packet_hashlist_path)) {

try {

}

catch (std::exception& e) {

ERRORF("Could not load packet hashlist from storage, the contained exception was: %s", e.what());

}

*/

T8b949e// Create transport-specific destination for path request

Te6edf3Destination Te6edf3path_request_destinationTb4b4b4(Tb4b4b4{Te6edf3TypeTff7b72:Tff7b72:Te6edf3NONETb4b4b4}Tb4b4b4, Te6edf3TypeTff7b72:Tff7b72:Te6edf3DestinationTff7b72:Tff7b72:Te6edf3INTb4b4b4, Te6edf3TypeTff7b72:Tff7b72:Te6edf3DestinationTff7b72:Tff7b72:Te6edf3PLAINTb4b4b4, Te6edf3APP_NAMETb4b4b4, Ta5d6ff"Ta5d6ffpath.requestTa5d6ff"Tb4b4b4)Tb4b4b4;

Te6edf3path_request_destinationTb4b4b4.Te6edf3set_packet_callbackTb4b4b4(Te6edf3path_request_handlerTb4b4b4)Tb4b4b4;

T8b949e// CBA ACCUMULATES

Te6edf3_control_destinationsTb4b4b4.Te6edf3insertTb4b4b4(Te6edf3path_request_destinationTb4b4b4)Tb4b4b4;

T8b949e// CBA ACCUMULATES

Te6edf3_control_hashesTb4b4b4.Te6edf3insertTb4b4b4(Te6edf3path_request_destinationTb4b4b4.Te6edf3hashTb4b4b4(Tb4b4b4)Tb4b4b4)Tb4b4b4;

Te6edf3NOTICETb4b4b4(Ta5d6ff"Ta5d6ffPATH-REQ-DST: Ta5d6ff" Tff7b72+ Te6edf3path_request_destinationTb4b4b4.Te6edf3hashTb4b4b4(Tb4b4b4)Tb4b4b4.Te6edf3toHexTb4b4b4(Tb4b4b4)Tb4b4b4.Te6edf3substrTb4b4b4(T79c0ff0Tb4b4b4,T79c0ff8Tb4b4b4) Tff7b72+ Ta5d6ff"Ta5d6ff — path requests to this hash will seed whitelistTa5d6ff"Tb4b4b4)Tb4b4b4;

T8b949e// Create transport-specific destination for tunnel synthesize

Te6edf3Destination Te6edf3tunnel_synthesize_destinationTb4b4b4(Tb4b4b4{Te6edf3TypeTff7b72:Tff7b72:Te6edf3NONETb4b4b4}Tb4b4b4, Te6edf3TypeTff7b72:Tff7b72:Te6edf3DestinationTff7b72:Tff7b72:Te6edf3INTb4b4b4, Te6edf3TypeTff7b72:Tff7b72:Te6edf3DestinationTff7b72:Tff7b72:Te6edf3PLAINTb4b4b4, Te6edf3APP_NAMETb4b4b4, Ta5d6ff"Ta5d6fftunnel.synthesizeTa5d6ff"Tb4b4b4)Tb4b4b4;

Te6edf3tunnel_synthesize_destinationTb4b4b4.Te6edf3set_packet_callbackTb4b4b4(Te6edf3tunnel_synthesize_handlerTb4b4b4)Tb4b4b4;

T8b949e// CBA BUG?

T8b949e// CBA ACCUMULATES

Te6edf3_control_destinationsTb4b4b4.Te6edf3insertTb4b4b4(Te6edf3tunnel_synthesize_destinationTb4b4b4)Tb4b4b4;

T8b949e// CBA ACCUMULATES

Te6edf3_control_hashesTb4b4b4.Te6edf3insertTb4b4b4(Te6edf3tunnel_synthesize_destinationTb4b4b4.Te6edf3hashTb4b4b4(Tb4b4b4)Tb4b4b4)Tb4b4b4;

Te6edf3DEBUGTb4b4b4(Ta5d6ff"Ta5d6ffCreated transport-specific tunnel synthesize destination Ta5d6ff" Tff7b72+ Te6edf3tunnel_synthesize_destinationTb4b4b4.Te6edf3hashTb4b4b4(Tb4b4b4)Tb4b4b4.Te6edf3toHexTb4b4b4(Tb4b4b4)Tb4b4b4)Tb4b4b4;

Te6edf3_jobs_running Tff7b72= Tffa657falseTb4b4b4;

T8b949e// CBA Threading

Tff7b72if Tb4b4b4(Tffa657trueTb4b4b4) Tb4b4b4{

Te6edf3INFOTb4b4b4(Ta5d6ff"Ta5d6ffTransport mode is enabledTa5d6ff"Tb4b4b4)Tb4b4b4;

T8b949e// Read in path table and then write and clean in case any entries are invalid

Te6edf3read_path_tableTb4b4b4(Tb4b4b4)Tb4b4b4;

Te6edf3DEBUGTb4b4b4(Ta5d6ff"Ta5d6ffWriting path table and cleaning caches to clean-up any orphaned paths/filesTa5d6ff"Tb4b4b4)Tb4b4b4;

Te6edf3write_path_tableTb4b4b4(Tb4b4b4)Tb4b4b4;

Te6edf3clean_cachesTb4b4b4(Tb4b4b4)Tb4b4b4;

Te6edf3read_tunnel_tableTb4b4b4(Tb4b4b4)Tb4b4b4;

T8b949e// Create transport-specific destination for probe requests

Tff7b72if Tb4b4b4(Te6edf3ReticulumTff7b72:Tff7b72:Te6edf3probe_destination_enabledTb4b4b4(Tb4b4b4)Tb4b4b4) Tb4b4b4{

Te6edf3Destination Te6edf3probe_destinationTb4b4b4(Te6edf3_identityTb4b4b4, Te6edf3TypeTff7b72:Tff7b72:Te6edf3DestinationTff7b72:Tff7b72:Te6edf3INTb4b4b4, Te6edf3TypeTff7b72:Tff7b72:Te6edf3DestinationTff7b72:Tff7b72:Te6edf3SINGLETb4b4b4, Te6edf3APP_NAMETb4b4b4, Ta5d6ff"Ta5d6ffprobeTa5d6ff"Tb4b4b4)Tb4b4b4;

Te6edf3probe_destinationTb4b4b4.Te6edf3accepts_linksTb4b4b4(Tffa657falseTb4b4b4)Tb4b4b4;

Te6edf3probe_destinationTb4b4b4.Te6edf3set_proof_strategyTb4b4b4(Te6edf3TypeTff7b72:Tff7b72:Te6edf3DestinationTff7b72:Tff7b72:Te6edf3PROVE_ALLTb4b4b4)Tb4b4b4;

Te6edf3DEBUGTb4b4b4(Ta5d6ff"Ta5d6ffCreated probe responder destination Ta5d6ff" Tff7b72+ Te6edf3probe_destinationTb4b4b4.Te6edf3hashTb4b4b4(Tb4b4b4)Tb4b4b4.Te6edf3toHexTb4b4b4(Tb4b4b4)Tb4b4b4)Tb4b4b4;

Te6edf3probe_destinationTb4b4b4.Te6edf3announceTb4b4b4(Tb4b4b4)Tb4b4b4;

Te6edf3NOTICETb4b4b4(Ta5d6ff"Ta5d6ffTransport Instance will respond to probe requests on Ta5d6ff" Tff7b72+ Te6edf3probe_destinationTb4b4b4.Te6edf3toStringTb4b4b4(Tb4b4b4)Tb4b4b4)Tb4b4b4;

Tb4b4b4}

Te6edf3VERBOSETb4b4b4(Ta5d6ff"Ta5d6ffTransport instance Ta5d6ff" Tff7b72+ Te6edf3_identityTb4b4b4.Te6edf3toStringTb4b4b4(Tb4b4b4) Tff7b72+ Ta5d6ff"Ta5d6ff startedTa5d6ff"Tb4b4b4)Tb4b4b4;

Te6edf3_start_time Tff7b72= Te6edf3OSTff7b72:Tff7b72:Te6edf3timeTb4b4b4(Tb4b4b4)Tb4b4b4;

Tb4b4b4}

T8b949e// TODO

T8b949e//#ifndef NDEBUG

T8b949e// CBA DEBUG

Te6edf3dump_statsTb4b4b4(Tb4b4b4)Tb4b4b4;

T8b949e//#endif

Tb4b4b4}

T8b949e/*static*/ Tffa657void Td2a8ffTransport::loopTb4b4b4(Tb4b4b4) Tb4b4b4{

Tff7b72if Tb4b4b4(Te6edf3OSTff7b72:Tff7b72:Te6edf3timeTb4b4b4(Tb4b4b4) Tff7b72> Tb4b4b4(Te6edf3_jobs_last_run Tff7b72+ Te6edf3_job_intervalTb4b4b4)Tb4b4b4) Tb4b4b4{

Te6edf3jobsTb4b4b4(Tb4b4b4)Tb4b4b4;

Te6edf3_jobs_last_run Tff7b72= Te6edf3OSTff7b72:Tff7b72:Te6edf3timeTb4b4b4(Tb4b4b4)Tb4b4b4;

Tb4b4b4}

T8b949e/*static*/ Tffa657void Td2a8ffTransport::jobsTb4b4b4(Tb4b4b4) Tb4b4b4{

T8b949e//TRACE("Transport::jobs()");

T8b949e// Heap telemetry: snapshot at jobs entry

Tffa657size_t Te6edf3_jobs_heap_entry Tff7b72= Te6edf3OSTff7b72:Tff7b72:Te6edf3heap_availableTb4b4b4(Tb4b4b4)Tb4b4b4;

Te6edf3stdTff7b72:Tff7b72:Te6edf3vectorTff7b72<Te6edf3PacketTff7b72> Te6edf3outgoingTb4b4b4;

Te6edf3stdTff7b72:Tff7b72:Te6edf3setTff7b72<Te6edf3BytesTff7b72> Te6edf3path_requestsTb4b4b4;

Tffa657int Te6edf3countTb4b4b4;

Te6edf3_jobs_running Tff7b72= Tffa657trueTb4b4b4;

Tff7b72try Tb4b4b4{

Tff7b72if Tb4b4b4(Tff7b72!Te6edf3_jobs_lockedTb4b4b4) Tb4b4b4{

T8b949e// Process active and pending link lists

Tff7b72if Tb4b4b4(Te6edf3OSTff7b72:Tff7b72:Te6edf3timeTb4b4b4(Tb4b4b4) Tff7b72> Tb4b4b4(Te6edf3_links_last_checked Tff7b72+ Te6edf3_links_check_intervalTb4b4b4)Tb4b4b4) Tb4b4b4{

Te6edf3stdTff7b72:Tff7b72:Te6edf3setTff7b72<Te6edf3LinkTff7b72> Te6edf3pending_linksTb4b4b4(Te6edf3_pending_linksTb4b4b4)Tb4b4b4;

Tff7b72for Tb4b4b4(Tff7b72autoTff7b72& Te6edf3link Tff7b72: Te6edf3pending_linksTb4b4b4) Tb4b4b4{

Tff7b72if Tb4b4b4(Te6edf3linkTb4b4b4.Te6edf3statusTb4b4b4(Tb4b4b4) Tff7b72=Tff7b72= Te6edf3TypeTff7b72:Tff7b72:Te6edf3LinkTff7b72:Tff7b72:Te6edf3CLOSEDTb4b4b4) Tb4b4b4{

T8b949e// If we are not a Transport Instance, finding a pending link

T8b949e// that was never activated will trigger removal of the path

T8b949e// via the link's interface, leaving backup paths intact.

Tff7b72if Tb4b4b4(Tffa657falseTb4b4b4) Tb4b4b4{

T8b949e// Remove only the path on the failed link's interface,

T8b949e// so other paths (e.g. LoRa) survive the failure.

Te6edf3Interface Te6edf3failed_iface Tff7b72= Te6edf3linkTb4b4b4.Te6edf3attached_interfaceTb4b4b4(Tb4b4b4)Tb4b4b4;

Tff7b72if Tb4b4b4(Te6edf3failed_ifaceTb4b4b4) Tb4b4b4{

Te6edf3DEBUGTb4b4b4(Ta5d6ff"Ta5d6ffRemoving path to Ta5d6ff" Tff7b72+ Te6edf3linkTb4b4b4.Te6edf3destinationTb4b4b4(Tb4b4b4)Tb4b4b4.Te6edf3hashTb4b4b4(Tb4b4b4)Tb4b4b4.Te6edf3toHexTb4b4b4(Tb4b4b4) Tff7b72+ Ta5d6ff"Ta5d6ff via Ta5d6ff" Tff7b72+ Te6edf3failed_ifaceTb4b4b4.Te6edf3toStringTb4b4b4(Tb4b4b4) Tff7b72+ Ta5d6ff"Ta5d6ff (link closed, backup paths survive)Ta5d6ff"Tb4b4b4)Tb4b4b4;

Te6edf3mark_path_unresponsiveTb4b4b4(Te6edf3linkTb4b4b4.Te6edf3destinationTb4b4b4(Tb4b4b4)Tb4b4b4.Te6edf3hashTb4b4b4(Tb4b4b4)Tb4b4b4, Te6edf3failed_ifaceTb4b4b4.Te6edf3get_hashTb4b4b4(Tb4b4b4)Tb4b4b4)Tb4b4b4;

Tb4b4b4} Tff7b72else Tb4b4b4{

Te6edf3expire_pathTb4b4b4(Te6edf3linkTb4b4b4.Te6edf3destinationTb4b4b4(Tb4b4b4)Tb4b4b4.Te6edf3hashTb4b4b4(Tb4b4b4)Tb4b4b4)Tb4b4b4;

Tb4b4b4}

T8b949e// If we are connected to a shared instance, it will take

T8b949e// care of sending out a new path request. If not, we will

T8b949e// send one directly.

Tff7b72if Tb4b4b4(Tff7b72!Te6edf3_ownerTb4b4b4.Te6edf3is_connected_to_shared_instanceTb4b4b4(Tb4b4b4)Tb4b4b4) Tb4b4b4{

Tffa657double Te6edf3last_path_request Tff7b72= T79c0ff0Tb4b4b4;

Tff7b72auto Te6edf3iter Tff7b72= Te6edf3flatmap_findTb4b4b4(Te6edf3_path_requestsTb4b4b4, Te6edf3linkTb4b4b4.Te6edf3destinationTb4b4b4(Tb4b4b4)Tb4b4b4.Te6edf3hashTb4b4b4(Tb4b4b4)Tb4b4b4)Tb4b4b4;

Tff7b72if Tb4b4b4(Te6edf3iter Tff7b72!Tff7b72= Te6edf3_path_requestsTb4b4b4.Te6edf3endTb4b4b4(Tb4b4b4)Tb4b4b4) Tb4b4b4{

Te6edf3last_path_request Tff7b72= Tb4b4b4(Tff7b72*Te6edf3iterTb4b4b4)Tb4b4b4.Te6edf3secondTb4b4b4;

Tb4b4b4}

Tff7b72if Tb4b4b4(Tb4b4b4(Te6edf3OSTff7b72:Tff7b72:Te6edf3timeTb4b4b4(Tb4b4b4) Tff7b72- Te6edf3last_path_requestTb4b4b4) Tff7b72> Te6edf3TypeTff7b72:Tff7b72:Te6edf3TransportTff7b72:Tff7b72:Te6edf3PATH_REQUEST_MITb4b4b4) Tb4b4b4{

Te6edf3DEBUGTb4b4b4(Ta5d6ff"Ta5d6ffTrying to rediscover path for Ta5d6ff" Tff7b72+ Te6edf3linkTb4b4b4.Te6edf3destinationTb4b4b4(Tb4b4b4)Tb4b4b4.Te6edf3hashTb4b4b4(Tb4b4b4)Tb4b4b4.Te6edf3toHexTb4b4b4(Tb4b4b4) Tff7b72+ Ta5d6ff"Ta5d6ff since an attempted link was never establishedTa5d6ff"Tb4b4b4)Tb4b4b4;

T8b949e//if (path_requests.find(link.destination().hash()) == path_requests.end()) {

Tff7b72if Tb4b4b4(Te6edf3path_requestsTb4b4b4.Te6edf3countTb4b4b4(Te6edf3linkTb4b4b4.Te6edf3destinationTb4b4b4(Tb4b4b4)Tb4b4b4.Te6edf3hashTb4b4b4(Tb4b4b4)Tb4b4b4) Tff7b72=Tff7b72= T79c0ff0Tb4b4b4) Tb4b4b4{

T8b949e// CBA ACCUMULATES

Te6edf3path_requestsTb4b4b4.Te6edf3insertTb4b4b4(Te6edf3linkTb4b4b4.Te6edf3destinationTb4b4b4(Tb4b4b4)Tb4b4b4.Te6edf3hashTb4b4b4(Tb4b4b4)Tb4b4b4)Tb4b4b4;

Tb4b4b4}

Te6edf3_pending_linksTb4b4b4.Te6edf3eraseTb4b4b4(Te6edf3linkTb4b4b4)Tb4b4b4;

Tb4b4b4}

Te6edf3stdTff7b72:Tff7b72:Te6edf3setTff7b72<Te6edf3LinkTff7b72> Te6edf3active_linksTb4b4b4(Te6edf3_active_linksTb4b4b4)Tb4b4b4;

Tff7b72for Tb4b4b4(Tff7b72autoTff7b72& Te6edf3link Tff7b72: Te6edf3active_linksTb4b4b4) Tb4b4b4{

Tff7b72if Tb4b4b4(Te6edf3linkTb4b4b4.Te6edf3statusTb4b4b4(Tb4b4b4) Tff7b72=Tff7b72= Te6edf3TypeTff7b72:Tff7b72:Te6edf3LinkTff7b72:Tff7b72:Te6edf3CLOSEDTb4b4b4) Tb4b4b4{

Te6edf3_active_linksTb4b4b4.Te6edf3eraseTb4b4b4(Te6edf3linkTb4b4b4)Tb4b4b4;

Tb4b4b4}

Te6edf3_links_last_checked Tff7b72= Te6edf3OSTff7b72:Tff7b72:Te6edf3timeTb4b4b4(Tb4b4b4)Tb4b4b4;

Tb4b4b4}

T8b949e// Process receipts list for timed-out packets

Tff7b72if Tb4b4b4(Te6edf3OSTff7b72:Tff7b72:Te6edf3timeTb4b4b4(Tb4b4b4) Tff7b72> Tb4b4b4(Te6edf3_receipts_last_checked Tff7b72+ Te6edf3_receipts_check_intervalTb4b4b4)Tb4b4b4) Tb4b4b4{

Tff7b72while Tb4b4b4(Te6edf3_receiptsTb4b4b4.Te6edf3sizeTb4b4b4(Tb4b4b4) Tff7b72> Te6edf3TypeTff7b72:Tff7b72:Te6edf3TransportTff7b72:Tff7b72:Te6edf3MAX_RECEIPTSTb4b4b4) Tb4b4b4{

Te6edf3PacketReceipt Te6edf3culled_receipt Tff7b72= Te6edf3_receiptsTb4b4b4.Te6edf3frontTb4b4b4(Tb4b4b4)Tb4b4b4;

Te6edf3_receiptsTb4b4b4.Te6edf3pop_frontTb4b4b4(Tb4b4b4)Tb4b4b4;

Te6edf3culled_receiptTb4b4b4.Te6edf3set_timeoutTb4b4b4(T79c0ff-1Tb4b4b4)Tb4b4b4;

Te6edf3culled_receiptTb4b4b4.Te6edf3check_timeoutTb4b4b4(Tb4b4b4)Tb4b4b4;

Tb4b4b4}

Te6edf3stdTff7b72:Tff7b72:Te6edf3listTff7b72<Te6edf3PacketReceiptTff7b72> Te6edf3cull_receiptsTb4b4b4;

Tff7b72for Tb4b4b4(Tff7b72autoTff7b72& Te6edf3receipt Tff7b72: Te6edf3_receiptsTb4b4b4) Tb4b4b4{

Te6edf3receiptTb4b4b4.Te6edf3check_timeoutTb4b4b4(Tb4b4b4)Tb4b4b4;

Tff7b72if Tb4b4b4(Te6edf3receiptTb4b4b4.Te6edf3statusTb4b4b4(Tb4b4b4) Tff7b72!Tff7b72= Te6edf3TypeTff7b72:Tff7b72:Te6edf3PacketReceiptTff7b72:Tff7b72:Te6edf3SENTTb4b4b4) Tb4b4b4{

Te6edf3cull_receiptsTb4b4b4.Te6edf3push_backTb4b4b4(Te6edf3receiptTb4b4b4)Tb4b4b4;

Tb4b4b4}

T8b949e// CBA since modifying of collection while iterating is forbidden

Tff7b72for Tb4b4b4(Tff7b72autoTff7b72& Te6edf3receipt Tff7b72: Te6edf3_receiptsTb4b4b4) Tb4b4b4{

Te6edf3cull_receiptsTb4b4b4.Te6edf3removeTb4b4b4(Te6edf3receiptTb4b4b4)Tb4b4b4;

Tb4b4b4}

Te6edf3_receipts_last_checked Tff7b72= Te6edf3OSTff7b72:Tff7b72:Te6edf3timeTb4b4b4(Tb4b4b4)Tb4b4b4;

Tb4b4b4}

T8b949e// Process announces needing retransmission

Tff7b72if Tb4b4b4(Te6edf3OSTff7b72:Tff7b72:Te6edf3timeTb4b4b4(Tb4b4b4) Tff7b72> Tb4b4b4(Te6edf3_announces_last_checked Tff7b72+ Te6edf3_announces_check_intervalTb4b4b4)Tb4b4b4) Tb4b4b4{

Te6edf3DEBUGTb4b4b4(Ta5d6ff"Ta5d6ffDIAG: ANNOUNCE-TBL size=Ta5d6ff" Tff7b72+ Te6edf3stdTff7b72:Tff7b72:Te6edf3to_stringTb4b4b4(Te6edf3_announce_tableTb4b4b4.Te6edf3sizeTb4b4b4(Tb4b4b4)Tb4b4b4)Tb4b4b4)Tb4b4b4;

Tff7b72for Tb4b4b4(Tff7b72autoTff7b72& Tb4b4b4[Te6edf3destination_hashTb4b4b4, Te6edf3announce_entryTb4b4b4] Tff7b72: Te6edf3_announce_tableTb4b4b4) Tb4b4b4{

T8b949e//for (auto& pair : _announce_table) {

T8b949e// const auto& destination_hash = pair.first;

T8b949e// auto& announce_entry = pair.second;

T8b949e//TRACE("[0] announce entry data size: " + std::to_string(announce_entry._packet.data().size()));

Te6edf3DEBUGTb4b4b4(Ta5d6ff"Ta5d6ffDIAG: ANNOUNCE-ENTRY dest=Ta5d6ff" Tff7b72+ Te6edf3destination_hashTb4b4b4.Te6edf3toHexTb4b4b4(Tb4b4b4)Tb4b4b4.Te6edf3substrTb4b4b4(T79c0ff0Tb4b4b4,T79c0ff8Tb4b4b4) Tff7b72+ Ta5d6ff"Ta5d6ff retries=Ta5d6ff" Tff7b72+ Te6edf3stdTff7b72:Tff7b72:Te6edf3to_stringTb4b4b4(Te6edf3announce_entryTb4b4b4.Te6edf3_retriesTb4b4b4) Tff7b72+ Ta5d6ff"Ta5d6ff block=Ta5d6ff" Tff7b72+ Te6edf3stdTff7b72:Tff7b72:Te6edf3to_stringTb4b4b4(Te6edf3announce_entryTb4b4b4.Te6edf3_block_rebroadcastsTb4b4b4) Tff7b72+ Ta5d6ff"Ta5d6ff timeout_in=Ta5d6ff" Tff7b72+ Te6edf3stdTff7b72:Tff7b72:Te6edf3to_stringTb4b4b4(Te6edf3announce_entryTb4b4b4.Te6edf3_retransmit_timeout Tff7b72- Te6edf3OSTff7b72:Tff7b72:Te6edf3timeTb4b4b4(Tb4b4b4)Tb4b4b4)Tb4b4b4)Tb4b4b4;

Tff7b72if Tb4b4b4(Te6edf3announce_entryTb4b4b4.Te6edf3_retries Tff7b72> T79c0ff0 Tff7b72&Tff7b72& Te6edf3announce_entryTb4b4b4.Te6edf3_retries Tff7b72>Tff7b72= Te6edf3TypeTff7b72:Tff7b72:Te6edf3TransportTff7b72:Tff7b72:Te6edf3LOCAL_REBROADCASTS_MAXTb4b4b4) Tb4b4b4{

Te6edf3TRACETb4b4b4(Ta5d6ff"Ta5d6ffCompleted announce processing for Ta5d6ff" Tff7b72+ Te6edf3destination_hashTb4b4b4.Te6edf3toHexTb4b4b4(Tb4b4b4) Tff7b72+ Ta5d6ff"Ta5d6ff, local rebroadcast limit reachedTa5d6ff"Tb4b4b4)Tb4b4b4;

T8b949e// CBA OK to modify collection here since we're immediately exiting iteration

Te6edf3_announce_tableTb4b4b4.Te6edf3eraseTb4b4b4(Te6edf3destination_hashTb4b4b4)Tb4b4b4;

Tff7b72breakTb4b4b4;

Tb4b4b4}

Tff7b72else Tff7b72if Tb4b4b4(Te6edf3announce_entryTb4b4b4.Te6edf3_retries Tff7b72> Te6edf3TypeTff7b72:Tff7b72:Te6edf3TransportTff7b72:Tff7b72:Te6edf3PATHFINDER_RTb4b4b4) Tb4b4b4{

Te6edf3DEBUGTb4b4b4(Ta5d6ff"Ta5d6ffDIAG: ANNOUNCE-CULL dest=Ta5d6ff" Tff7b72+ Te6edf3destination_hashTb4b4b4.Te6edf3toHexTb4b4b4(Tb4b4b4)Tb4b4b4.Te6edf3substrTb4b4b4(T79c0ff0Tb4b4b4,T79c0ff8Tb4b4b4) Tff7b72+ Ta5d6ff"Ta5d6ff retries=Ta5d6ff" Tff7b72+ Te6edf3stdTff7b72:Tff7b72:Te6edf3to_stringTb4b4b4(Te6edf3announce_entryTb4b4b4.Te6edf3_retriesTb4b4b4) Tff7b72+ Ta5d6ff"Ta5d6ff reason=retry_limitTa5d6ff"Tb4b4b4)Tb4b4b4;

Te6edf3TRACETb4b4b4(Ta5d6ff"Ta5d6ffCompleted announce processing for Ta5d6ff" Tff7b72+ Te6edf3destination_hashTb4b4b4.Te6edf3toHexTb4b4b4(Tb4b4b4) Tff7b72+ Ta5d6ff"Ta5d6ff, retry limit reachedTa5d6ff"Tb4b4b4)Tb4b4b4;

T8b949e// CBA OK to modify collection here since we're immediately exiting iteration

Te6edf3_announce_tableTb4b4b4.Te6edf3eraseTb4b4b4(Te6edf3destination_hashTb4b4b4)Tb4b4b4;

Tff7b72breakTb4b4b4;

Tb4b4b4}

Tff7b72else Tb4b4b4{

Tff7b72if Tb4b4b4(Te6edf3OSTff7b72:Tff7b72:Te6edf3timeTb4b4b4(Tb4b4b4) Tff7b72> Te6edf3announce_entryTb4b4b4.Te6edf3_retransmit_timeoutTb4b4b4) Tb4b4b4{

Te6edf3TRACETb4b4b4(Ta5d6ff"Ta5d6ffPerforming announce processing for Ta5d6ff" Tff7b72+ Te6edf3destination_hashTb4b4b4.Te6edf3toHexTb4b4b4(Tb4b4b4) Tff7b72+ Ta5d6ff"Ta5d6ff...Ta5d6ff"Tb4b4b4)Tb4b4b4;

Te6edf3announce_entryTb4b4b4.Te6edf3_retransmit_timeout Tff7b72= Te6edf3OSTff7b72:Tff7b72:Te6edf3timeTb4b4b4(Tb4b4b4) Tff7b72+ Te6edf3TypeTff7b72:Tff7b72:Te6edf3TransportTff7b72:Tff7b72:Te6edf3PATHFINDER_G Tff7b72+ Te6edf3TypeTff7b72:Tff7b72:Te6edf3TransportTff7b72:Tff7b72:Te6edf3PATHFINDER_RWTb4b4b4;

Te6edf3announce_entryTb4b4b4.Te6edf3_retries Tff7b72+Tff7b72= T79c0ff1Tb4b4b4;

Te6edf3TypeTff7b72:Tff7b72:Te6edf3PacketTff7b72:Tff7b72:Te6edf3context_types Te6edf3announce_context Tff7b72= Te6edf3TypeTff7b72:Tff7b72:Te6edf3PacketTff7b72:Tff7b72:Te6edf3CONTEXT_NONETb4b4b4;

Tff7b72if Tb4b4b4(Te6edf3announce_entryTb4b4b4.Te6edf3_block_rebroadcastsTb4b4b4) Tb4b4b4{

Te6edf3announce_context Tff7b72= Te6edf3TypeTff7b72:Tff7b72:Te6edf3PacketTff7b72:Tff7b72:Te6edf3PATH_RESPONSETb4b4b4;

Tb4b4b4}

Te6edf3Identity Te6edf3announce_identityTb4b4b4(Te6edf3IdentityTff7b72:Tff7b72:Te6edf3recallTb4b4b4(Te6edf3announce_entryTb4b4b4.Te6edf3_packetTb4b4b4.Te6edf3destination_hashTb4b4b4(Tb4b4b4)Tb4b4b4)Tb4b4b4)Tb4b4b4;

T8b949e//Destination announce_destination(announce_identity, Type::Destination::OUT, Type::Destination::SINGLE, "unknown", "unknown");

T8b949e//announce_destination.hash(announce_entry._packet.destination_hash());

Te6edf3Destination Te6edf3announce_destinationTb4b4b4(Te6edf3announce_identityTb4b4b4, Te6edf3TypeTff7b72:Tff7b72:Te6edf3DestinationTff7b72:Tff7b72:Te6edf3OUTTb4b4b4, Te6edf3TypeTff7b72:Tff7b72:Te6edf3DestinationTff7b72:Tff7b72:Te6edf3SINGLETb4b4b4, Te6edf3announce_entryTb4b4b4.Te6edf3_packetTb4b4b4.Te6edf3destination_hashTb4b4b4(Tb4b4b4)Tb4b4b4)Tb4b4b4;

T8b949e//P announce_destination.hexhash = announce_destination.hash.hex()

T8b949e//if (announce_entry._attached_interface) {

T8b949e//TRACE("[1] interface is valid");

T8b949e//TRACE("[1] interface: " + announce_entry._attached_interface.debugString());

T8b949e//TRACE("[1] interface: " + announce_entry._attached_interface.toString());

T8b949e//}

Te6edf3Packet Te6edf3new_packetTb4b4b4(

Te6edf3announce_destinationTb4b4b4,

T8b949e//{Type::NONE},

Te6edf3announce_entryTb4b4b4.Te6edf3_attached_interfaceTb4b4b4,

T8b949e//{Type::NONE},

Te6edf3announce_entryTb4b4b4.Te6edf3_packetTb4b4b4.Te6edf3dataTb4b4b4(Tb4b4b4)Tb4b4b4,

Te6edf3TypeTff7b72:Tff7b72:Te6edf3PacketTff7b72:Tff7b72:Te6edf3ANNOUNCETb4b4b4,

Te6edf3announce_contextTb4b4b4,

Te6edf3TypeTff7b72:Tff7b72:Te6edf3TransportTff7b72:Tff7b72:Te6edf3TRANSPORTTb4b4b4,

Te6edf3TypeTff7b72:Tff7b72:Te6edf3PacketTff7b72:Tff7b72:Te6edf3HEADER_2Tb4b4b4,

Te6edf3TransportTff7b72:Tff7b72:Te6edf3_identityTb4b4b4.Te6edf3hashTb4b4b4(Tb4b4b4)Tb4b4b4,

Tffa657trueTb4b4b4,

Te6edf3announce_entryTb4b4b4.Te6edf3_packetTb4b4b4.Te6edf3context_flagTb4b4b4(Tb4b4b4)

Tb4b4b4)Tb4b4b4;

Te6edf3new_packetTb4b4b4.Te6edf3hopsTb4b4b4(Te6edf3announce_entryTb4b4b4.Te6edf3_hopsTb4b4b4)Tb4b4b4;

Tff7b72if Tb4b4b4(Te6edf3announce_entryTb4b4b4.Te6edf3_block_rebroadcastsTb4b4b4) Tb4b4b4{

Te6edf3DEBUGTb4b4b4(Ta5d6ff"Ta5d6ffRebroadcasting announce as path response for Ta5d6ff" Tff7b72+ Te6edf3announce_destinationTb4b4b4.Te6edf3hashTb4b4b4(Tb4b4b4)Tb4b4b4.Te6edf3toHexTb4b4b4(Tb4b4b4) Tff7b72+ Ta5d6ff"Ta5d6ff with hop count Ta5d6ff" Tff7b72+ Te6edf3stdTff7b72:Tff7b72:Te6edf3to_stringTb4b4b4(Te6edf3new_packetTb4b4b4.Te6edf3hopsTb4b4b4(Tb4b4b4)Tb4b4b4)Tb4b4b4)Tb4b4b4;

Te6edf3DEBUGTb4b4b4(Ta5d6ff"Ta5d6ffDIAG: SENDING PATH-RESP announce for Ta5d6ff" Tff7b72+ Te6edf3announce_destinationTb4b4b4.Te6edf3hashTb4b4b4(Tb4b4b4)Tb4b4b4.Te6edf3toHexTb4b4b4(Tb4b4b4)Tb4b4b4.Te6edf3substrTb4b4b4(T79c0ff0Tb4b4b4,T79c0ff8Tb4b4b4) Tff7b72+ Ta5d6ff"Ta5d6ff hops=Ta5d6ff" Tff7b72+ Te6edf3stdTff7b72:Tff7b72:Te6edf3to_stringTb4b4b4(Te6edf3new_packetTb4b4b4.Te6edf3hopsTb4b4b4(Tb4b4b4)Tb4b4b4) Tff7b72+ Ta5d6ff"Ta5d6ff attached=Ta5d6ff" Tff7b72+ Tb4b4b4(Te6edf3announce_entryTb4b4b4.Te6edf3_attached_interface Tff7b72? Te6edf3announce_entryTb4b4b4.Te6edf3_attached_interfaceTb4b4b4.Te6edf3toStringTb4b4b4(Tb4b4b4) Tff7b72: Ta5d6ff"Ta5d6ffNONETa5d6ff"Tb4b4b4)Tb4b4b4)Tb4b4b4;

Tb4b4b4}

Tff7b72else Tb4b4b4{

Te6edf3DEBUGTb4b4b4(Ta5d6ff"Ta5d6ffRebroadcasting announce for Ta5d6ff" Tff7b72+ Te6edf3announce_destinationTb4b4b4.Te6edf3hashTb4b4b4(Tb4b4b4)Tb4b4b4.Te6edf3toHexTb4b4b4(Tb4b4b4) Tff7b72+ Ta5d6ff"Ta5d6ff with hop count Ta5d6ff" Tff7b72+ Te6edf3stdTff7b72:Tff7b72:Te6edf3to_stringTb4b4b4(Te6edf3new_packetTb4b4b4.Te6edf3hopsTb4b4b4(Tb4b4b4)Tb4b4b4)Tb4b4b4)Tb4b4b4;

Tb4b4b4}

Te6edf3outgoingTb4b4b4.Te6edf3push_backTb4b4b4(Te6edf3new_packetTb4b4b4)Tb4b4b4;

T8b949e// This handles an edge case where a peer sends a past

T8b949e// request for a destination just after an announce for

T8b949e// said destination has arrived, but before it has been

T8b949e// rebroadcast locally. In such a case the actual announce

T8b949e// is temporarily held, and then reinserted when the path

T8b949e// request has been served to the peer.

Tff7b72auto Te6edf3iter Tff7b72=Te6edf3_held_announcesTb4b4b4.Te6edf3findTb4b4b4(Te6edf3destination_hashTb4b4b4)Tb4b4b4;

Tff7b72if Tb4b4b4(Te6edf3iter Tff7b72!Tff7b72= Te6edf3_held_announcesTb4b4b4.Te6edf3endTb4b4b4(Tb4b4b4)Tb4b4b4) Tb4b4b4{

Tff7b72auto Te6edf3held_entry Tff7b72= Tb4b4b4(Tff7b72*Te6edf3iterTb4b4b4)Tb4b4b4.Te6edf3secondTb4b4b4;

Te6edf3_held_announcesTb4b4b4.Te6edf3eraseTb4b4b4(Te6edf3iterTb4b4b4)Tb4b4b4;

T8b949e//_announce_table[destination_hash] = held_entry;

T8b949e//_announce_table.insert_or_assign({destination_hash, held_entry});

Te6edf3_announce_tableTb4b4b4.Te6edf3eraseTb4b4b4(Te6edf3destination_hashTb4b4b4)Tb4b4b4;

T8b949e// CBA ACCUMULATES

Te6edf3_announce_tableTb4b4b4.Te6edf3insertTb4b4b4(Tb4b4b4{Te6edf3destination_hashTb4b4b4, Te6edf3held_entryTb4b4b4}Tb4b4b4)Tb4b4b4;

Te6edf3DEBUGTb4b4b4(Ta5d6ff"Ta5d6ffReinserting held announce into tableTa5d6ff"Tb4b4b4)Tb4b4b4;

T8b949e// CBA Must break after erase to avoid iterator invalidation

T8b949e// (same pattern as the other two erases above in this loop)

Tff7b72breakTb4b4b4;

Tb4b4b4}

Te6edf3_announces_last_checked Tff7b72= Te6edf3OSTff7b72:Tff7b72:Te6edf3timeTb4b4b4(Tb4b4b4)Tb4b4b4;

Tb4b4b4}

T8b949e// Cull held announces that are older than 60 seconds or if map exceeds cap

Tb4b4b4{

Tff7b72const Tffa657double Te6edf3held_timeout Tff7b72= T79c0ff60.0Tb4b4b4;

Tff7b72const Tffa657uint16_t Te6edf3held_maxsize Tff7b72= T79c0ff32Tb4b4b4;

Tff7b72auto Te6edf3iter Tff7b72= Te6edf3_held_announcesTb4b4b4.Te6edf3beginTb4b4b4(Tb4b4b4)Tb4b4b4;

Tff7b72while Tb4b4b4(Te6edf3iter Tff7b72!Tff7b72= Te6edf3_held_announcesTb4b4b4.Te6edf3endTb4b4b4(Tb4b4b4)Tb4b4b4) Tb4b4b4{

Tff7b72if Tb4b4b4(Te6edf3OSTff7b72:Tff7b72:Te6edf3timeTb4b4b4(Tb4b4b4) Tff7b72> Tb4b4b4(Tb4b4b4(Tff7b72*Te6edf3iterTb4b4b4)Tb4b4b4.Te6edf3secondTb4b4b4.Te6edf3_timestamp Tff7b72+ Te6edf3held_timeoutTb4b4b4)Tb4b4b4) Tb4b4b4{

Te6edf3DEBUGTb4b4b4(Ta5d6ff"Ta5d6ffCulling expired held announce for Ta5d6ff" Tff7b72+ Tb4b4b4(Tff7b72*Te6edf3iterTb4b4b4)Tb4b4b4.Te6edf3firstTb4b4b4.Te6edf3toHexTb4b4b4(Tb4b4b4)Tb4b4b4)Tb4b4b4;

Te6edf3iter Tff7b72= Te6edf3_held_announcesTb4b4b4.Te6edf3eraseTb4b4b4(Te6edf3iterTb4b4b4)Tb4b4b4;

Tb4b4b4} Tff7b72else Tb4b4b4{

Tff7b72+Tff7b72+Te6edf3iterTb4b4b4;

Tb4b4b4}

Tff7b72while Tb4b4b4(Te6edf3_held_announcesTb4b4b4.Te6edf3sizeTb4b4b4(Tb4b4b4) Tff7b72> Te6edf3held_maxsizeTb4b4b4) Tb4b4b4{

Te6edf3DEBUGTb4b4b4(Ta5d6ff"Ta5d6ffCulling oldest held announce (cap Ta5d6ff" Tff7b72+ Te6edf3stdTff7b72:Tff7b72:Te6edf3to_stringTb4b4b4(Te6edf3held_maxsizeTb4b4b4) Tff7b72+ Ta5d6ff"Ta5d6ff)Ta5d6ff"Tb4b4b4)Tb4b4b4;

Te6edf3_held_announcesTb4b4b4.Te6edf3eraseTb4b4b4(Te6edf3_held_announcesTb4b4b4.Te6edf3beginTb4b4b4(Tb4b4b4)Tb4b4b4)Tb4b4b4;

Tb4b4b4}

T8b949e// Cull the packet hashlist if it has reached its max size

Tff7b72if Tb4b4b4(Te6edf3_packet_hashlistTb4b4b4.Te6edf3sizeTb4b4b4(Tb4b4b4) Tff7b72> Te6edf3_hashlist_maxsizeTb4b4b4) Tb4b4b4{

Tffa657size_t Te6edf3excess Tff7b72= Te6edf3_packet_hashlistTb4b4b4.Te6edf3sizeTb4b4b4(Tb4b4b4) Tff7b72- Te6edf3_hashlist_maxsizeTb4b4b4;

Te6edf3_packet_hashlistTb4b4b4.Te6edf3eraseTb4b4b4(Te6edf3_packet_hashlistTb4b4b4.Te6edf3beginTb4b4b4(Tb4b4b4)Tb4b4b4, Te6edf3_packet_hashlistTb4b4b4.Te6edf3beginTb4b4b4(Tb4b4b4) Tff7b72+ Te6edf3excessTb4b4b4)Tb4b4b4;

Tb4b4b4}

Tff7b72#Tff7b72ifdef FIREWALL_MODE

T8b949e// Cull the firewall mentioned addresses if it has reached its max size

Tff7b72if Tb4b4b4(Te6edf3_firewall_mentioned_addressesTb4b4b4.Te6edf3sizeTb4b4b4(Tb4b4b4) Tff7b72> Te6edf3_firewall_maxsizeTb4b4b4) Tb4b4b4{

Tffa657size_t Te6edf3excess Tff7b72= Te6edf3_firewall_mentioned_addressesTb4b4b4.Te6edf3sizeTb4b4b4(Tb4b4b4) Tff7b72- Te6edf3_firewall_maxsizeTb4b4b4;

Te6edf3_firewall_mentioned_addressesTb4b4b4.Te6edf3eraseTb4b4b4(Te6edf3_firewall_mentioned_addressesTb4b4b4.Te6edf3beginTb4b4b4(Tb4b4b4)Tb4b4b4, Te6edf3_firewall_mentioned_addressesTb4b4b4.Te6edf3beginTb4b4b4(Tb4b4b4) Tff7b72+ Te6edf3excessTb4b4b4)Tb4b4b4;

Tb4b4b4}

T8b949e// Cull the firewall local addresses if it has reached its max size

Tff7b72if Tb4b4b4(Te6edf3_firewall_local_addressesTb4b4b4.Te6edf3sizeTb4b4b4(Tb4b4b4) Tff7b72> Te6edf3_firewall_maxsizeTb4b4b4) Tb4b4b4{

Tffa657size_t Te6edf3excess Tff7b72= Te6edf3_firewall_local_addressesTb4b4b4.Te6edf3sizeTb4b4b4(Tb4b4b4) Tff7b72- Te6edf3_firewall_maxsizeTb4b4b4;

Te6edf3_firewall_local_addressesTb4b4b4.Te6edf3eraseTb4b4b4(Te6edf3_firewall_local_addressesTb4b4b4.Te6edf3beginTb4b4b4(Tb4b4b4)Tb4b4b4, Te6edf3_firewall_local_addressesTb4b4b4.Te6edf3beginTb4b4b4(Tb4b4b4) Tff7b72+ Te6edf3excessTb4b4b4)Tb4b4b4;

Tb4b4b4}

Tff7b72#Tff7b72endif

T8b949e// Cull the path request tags list if it has reached its max size

Tff7b72if Tb4b4b4(Te6edf3_discovery_pr_tagsTb4b4b4.Te6edf3sizeTb4b4b4(Tb4b4b4) Tff7b72> Te6edf3_max_pr_tagsTb4b4b4) Tb4b4b4{

Te6edf3stdTff7b72:Tff7b72:Te6edf3setTff7b72<Te6edf3BytesTff7b72>Tff7b72:Tff7b72:Te6edf3iterator Te6edf3iter Tff7b72= Te6edf3_discovery_pr_tagsTb4b4b4.Te6edf3beginTb4b4b4(Tb4b4b4)Tb4b4b4;

Te6edf3stdTff7b72:Tff7b72:Te6edf3advanceTb4b4b4(Te6edf3iterTb4b4b4, Te6edf3_discovery_pr_tagsTb4b4b4.Te6edf3sizeTb4b4b4(Tb4b4b4) Tff7b72- Te6edf3_max_pr_tagsTb4b4b4)Tb4b4b4;

Te6edf3_discovery_pr_tagsTb4b4b4.Te6edf3eraseTb4b4b4(Te6edf3_discovery_pr_tagsTb4b4b4.Te6edf3beginTb4b4b4(Tb4b4b4)Tb4b4b4, Te6edf3iterTb4b4b4)Tb4b4b4;

Tb4b4b4}

Tff7b72if Tb4b4b4(Te6edf3OSTff7b72:Tff7b72:Te6edf3timeTb4b4b4(Tb4b4b4) Tff7b72> Tb4b4b4(Te6edf3_tables_last_culled Tff7b72+ Te6edf3_tables_cull_intervalTb4b4b4)Tb4b4b4) Tb4b4b4{

T8b949e// CBA Disabled following since we're calling immediately after adding to path table now

T8b949e// Cull the path table if it has reached its max size

T8b949e//cull_path_table();

T8b949e// Cull the reverse table according to timeout

Te6edf3stdTff7b72:Tff7b72:Te6edf3vectorTff7b72<Te6edf3BytesTff7b72> Te6edf3stale_reverse_entriesTb4b4b4;

Tff7b72for Tb4b4b4(Tff7b72const Tff7b72autoTff7b72& Tb4b4b4[Te6edf3packet_hashTb4b4b4, Te6edf3reverse_entryTb4b4b4] Tff7b72: Te6edf3_reverse_tableTb4b4b4) Tb4b4b4{

Tff7b72if Tb4b4b4(Te6edf3OSTff7b72:Tff7b72:Te6edf3timeTb4b4b4(Tb4b4b4) Tff7b72> Tb4b4b4(Te6edf3reverse_entryTb4b4b4.Te6edf3_timestamp Tff7b72+ Te6edf3REVERSE_TIMEOUTTb4b4b4)Tb4b4b4) Tb4b4b4{

Te6edf3stale_reverse_entriesTb4b4b4.Te6edf3push_backTb4b4b4(Te6edf3packet_hashTb4b4b4)Tb4b4b4;

Tb4b4b4}

T8b949e// Cull the link table according to timeout

Te6edf3stdTff7b72:Tff7b72:Te6edf3vectorTff7b72<Te6edf3BytesTff7b72> Te6edf3stale_linksTb4b4b4;

Tff7b72for Tb4b4b4(Tff7b72const Tff7b72autoTff7b72& Tb4b4b4[Te6edf3link_idTb4b4b4, Te6edf3link_entryTb4b4b4] Tff7b72: Te6edf3_link_tableTb4b4b4) Tb4b4b4{

Tff7b72if Tb4b4b4(Te6edf3link_entryTb4b4b4.Te6edf3_validatedTb4b4b4) Tb4b4b4{

Tff7b72if Tb4b4b4(Te6edf3OSTff7b72:Tff7b72:Te6edf3timeTb4b4b4(Tb4b4b4) Tff7b72> Tb4b4b4(Te6edf3link_entryTb4b4b4.Te6edf3_timestamp Tff7b72+ Te6edf3LINK_TIMEOUTTb4b4b4)Tb4b4b4) Tb4b4b4{

Te6edf3stale_linksTb4b4b4.Te6edf3push_backTb4b4b4(Te6edf3link_idTb4b4b4)Tb4b4b4;

Tb4b4b4}

Tff7b72else Tb4b4b4{

Tff7b72if Tb4b4b4(Te6edf3OSTff7b72:Tff7b72:Te6edf3timeTb4b4b4(Tb4b4b4) Tff7b72> Te6edf3link_entryTb4b4b4.Te6edf3_proof_timeoutTb4b4b4) Tb4b4b4{

Te6edf3stale_linksTb4b4b4.Te6edf3push_backTb4b4b4(Te6edf3link_idTb4b4b4)Tb4b4b4;

Tffa657double Te6edf3last_path_request Tff7b72= T79c0ff0.0Tb4b4b4;

Tff7b72const Tff7b72autoTff7b72& Te6edf3iter Tff7b72= Te6edf3flatmap_findTb4b4b4(Te6edf3_path_requestsTb4b4b4, Te6edf3link_entryTb4b4b4.Te6edf3_destination_hashTb4b4b4)Tb4b4b4;

Tff7b72if Tb4b4b4(Te6edf3iter Tff7b72!Tff7b72= Te6edf3_path_requestsTb4b4b4.Te6edf3endTb4b4b4(Tb4b4b4)Tb4b4b4) Tb4b4b4{

Te6edf3last_path_request Tff7b72= Tb4b4b4(Tff7b72*Te6edf3iterTb4b4b4)Tb4b4b4.Te6edf3secondTb4b4b4;

Tb4b4b4}

Tffa657uint8_t Te6edf3lr_taken_hops Tff7b72= Te6edf3link_entryTb4b4b4.Te6edf3_hopsTb4b4b4;

Tffa657bool Te6edf3path_request_throttle Tff7b72= Tb4b4b4(Te6edf3OSTff7b72:Tff7b72:Te6edf3timeTb4b4b4(Tb4b4b4) Tff7b72- Te6edf3last_path_requestTb4b4b4) Tff7b72< Te6edf3PATH_REQUEST_MITb4b4b4;

Tffa657bool Te6edf3path_request_conditions Tff7b72= Tffa657falseTb4b4b4;

T8b949e// If the path has been invalidated between the time of

T8b949e// making the link request and now, try to rediscover it

Tff7b72if Tb4b4b4(Tff7b72!Te6edf3has_pathTb4b4b4(Te6edf3link_entryTb4b4b4.Te6edf3_destination_hashTb4b4b4)Tb4b4b4) Tb4b4b4{

Te6edf3DEBUGTb4b4b4(Ta5d6ff"Ta5d6ffTrying to rediscover path for Ta5d6ff" Tff7b72+ Te6edf3link_entryTb4b4b4.Te6edf3_destination_hashTb4b4b4.Te6edf3toHexTb4b4b4(Tb4b4b4) Tff7b72+ Ta5d6ff"Ta5d6ff since an attempted link was never established, and path is now missingTa5d6ff"Tb4b4b4)Tb4b4b4;

Te6edf3path_request_conditions Tff7b72= Tffa657trueTb4b4b4;

Tb4b4b4}

T8b949e// If this link request was originated from a local client

T8b949e// attempt to rediscover a path to the destination, if this

T8b949e// has not already happened recently.

Tff7b72else Tff7b72if Tb4b4b4(Tff7b72!Te6edf3path_request_throttle Tff7b72&Tff7b72& Te6edf3lr_taken_hops Tff7b72=Tff7b72= T79c0ff0Tb4b4b4) Tb4b4b4{

Te6edf3DEBUGTb4b4b4(Ta5d6ff"Ta5d6ffTrying to rediscover path for Ta5d6ff" Tff7b72+ Te6edf3link_entryTb4b4b4.Te6edf3_destination_hashTb4b4b4.Te6edf3toHexTb4b4b4(Tb4b4b4) Tff7b72+ Ta5d6ff"Ta5d6ff since an attempted local client link was never establishedTa5d6ff"Tb4b4b4)Tb4b4b4;

Te6edf3path_request_conditions Tff7b72= Tffa657trueTb4b4b4;

Tb4b4b4}

T8b949e// If the link destination was previously only 1 hop

T8b949e// away, this likely means that it was local to one

T8b949e// of our interfaces, and that it roamed somewhere else.

T8b949e// In that case, try to discover a new path.

Tff7b72else Tff7b72if Tb4b4b4(Tff7b72!Te6edf3path_request_throttle Tff7b72&Tff7b72& Te6edf3hops_toTb4b4b4(Te6edf3link_entryTb4b4b4.Te6edf3_destination_hashTb4b4b4) Tff7b72=Tff7b72= T79c0ff1Tb4b4b4) Tb4b4b4{

Te6edf3DEBUGTb4b4b4(Ta5d6ff"Ta5d6ffTrying to rediscover path for Ta5d6ff" Tff7b72+ Te6edf3link_entryTb4b4b4.Te6edf3_destination_hashTb4b4b4.Te6edf3toHexTb4b4b4(Tb4b4b4) Tff7b72+ Ta5d6ff"Ta5d6ff since an attempted link was never established, and destination was previously local to an interface on this instanceTa5d6ff"Tb4b4b4)Tb4b4b4;

Te6edf3path_request_conditions Tff7b72= Tffa657trueTb4b4b4;

Tb4b4b4}

T8b949e// If the link destination was previously only 1 hop

T8b949e// away, this likely means that it was local to one

T8b949e// of our interfaces, and that it roamed somewhere else.

T8b949e// In that case, try to discover a new path.

Tff7b72else Tff7b72if Tb4b4b4( Tff7b72!Te6edf3path_request_throttle Tff7b72and Te6edf3lr_taken_hops Tff7b72=Tff7b72= T79c0ff1Tb4b4b4) Tb4b4b4{

Te6edf3DEBUGTb4b4b4(Ta5d6ff"Ta5d6ffTrying to rediscover path for Ta5d6ff" Tff7b72+ Te6edf3link_entryTb4b4b4.Te6edf3_destination_hashTb4b4b4.Te6edf3toHexTb4b4b4(Tb4b4b4) Tff7b72+ Ta5d6ff"Ta5d6ff since an attempted link was never established, and link initiator is local to an interface on this instanceTa5d6ff"Tb4b4b4)Tb4b4b4;

Te6edf3path_request_conditions Tff7b72= Tffa657trueTb4b4b4;

Tb4b4b4}

Tff7b72if Tb4b4b4(Te6edf3path_request_conditionsTb4b4b4) Tb4b4b4{

Tff7b72if Tb4b4b4(Te6edf3path_requestsTb4b4b4.Te6edf3countTb4b4b4(Te6edf3link_entryTb4b4b4.Te6edf3_destination_hashTb4b4b4) Tff7b72=Tff7b72= T79c0ff0Tb4b4b4) Tb4b4b4{

T8b949e// CBA ACCUMULATES

Te6edf3path_requestsTb4b4b4.Te6edf3insertTb4b4b4(Te6edf3link_entryTb4b4b4.Te6edf3_destination_hashTb4b4b4)Tb4b4b4;

Tb4b4b4}

Tff7b72if Tb4b4b4(Tffa657falseTb4b4b4) Tb4b4b4{

T8b949e// Remove the failed outbound interface's path,

T8b949e// leaving backup paths (e.g. LoRa) intact so

T8b949e// select_path() falls through naturally.

Tff7b72if Tb4b4b4(Te6edf3link_entryTb4b4b4.Te6edf3_outbound_interfaceTb4b4b4) Tb4b4b4{

Te6edf3DEBUGTb4b4b4(Ta5d6ff"Ta5d6ffRemoving path to Ta5d6ff" Tff7b72+ Te6edf3link_entryTb4b4b4.Te6edf3_destination_hashTb4b4b4.Te6edf3toHexTb4b4b4(Tb4b4b4) Tff7b72+ Ta5d6ff"Ta5d6ff via Ta5d6ff" Tff7b72+ Te6edf3link_entryTb4b4b4.Te6edf3_outbound_interfaceTb4b4b4.Te6edf3toStringTb4b4b4(Tb4b4b4) Tff7b72+ Ta5d6ff"Ta5d6ff (link establishment failed, backup paths survive)Ta5d6ff"Tb4b4b4)Tb4b4b4;

Te6edf3mark_path_unresponsiveTb4b4b4(Te6edf3link_entryTb4b4b4.Te6edf3_destination_hashTb4b4b4, Te6edf3link_entryTb4b4b4.Te6edf3_outbound_interfaceTb4b4b4.Te6edf3get_hashTb4b4b4(Tb4b4b4)Tb4b4b4)Tb4b4b4;

Tb4b4b4} Tff7b72else Tb4b4b4{

Te6edf3expire_pathTb4b4b4(Te6edf3link_entryTb4b4b4.Te6edf3_destination_hashTb4b4b4)Tb4b4b4;

Tb4b4b4}

T8b949e// Cull the path table: remove expired entries and empty deques

Te6edf3stdTff7b72:Tff7b72:Te6edf3vectorTff7b72<Te6edf3BytesTff7b72> Te6edf3stale_pathsTb4b4b4;

Tb4b4b4{

Tffa657double Te6edf3now Tff7b72= Te6edf3OSTff7b72:Tff7b72:Te6edf3timeTb4b4b4(Tb4b4b4)Tb4b4b4;

Tff7b72for Tb4b4b4(Tff7b72autoTff7b72& Tb4b4b4[Te6edf3destination_hashTb4b4b4, Te6edf3dequeTb4b4b4] Tff7b72: Te6edf3_destination_tableTb4b4b4) Tb4b4b4{

T8b949e// Remove expired individual entries

Te6edf3dequeTb4b4b4.Te6edf3eraseTb4b4b4(Te6edf3stdTff7b72:Tff7b72:Te6edf3remove_ifTb4b4b4(Te6edf3dequeTb4b4b4.Te6edf3beginTb4b4b4(Tb4b4b4)Tb4b4b4, Te6edf3dequeTb4b4b4.Te6edf3endTb4b4b4(Tb4b4b4)Tb4b4b4,

Tb4b4b4[Te6edf3nowTb4b4b4]Tb4b4b4(Tff7b72const Te6edf3PathEntryTff7b72& Te6edf3eTb4b4b4) Tb4b4b4{ Tff7b72return Te6edf3eTb4b4b4.Te6edf3is_expiredTb4b4b4(Te6edf3nowTb4b4b4)Tb4b4b4; Tb4b4b4}Tb4b4b4)Tb4b4b4,

Te6edf3dequeTb4b4b4.Te6edf3endTb4b4b4(Tb4b4b4)Tb4b4b4)Tb4b4b4;

T8b949e// Remove entries whose interface no longer exists

Te6edf3dequeTb4b4b4.Te6edf3eraseTb4b4b4(Te6edf3stdTff7b72:Tff7b72:Te6edf3remove_ifTb4b4b4(Te6edf3dequeTb4b4b4.Te6edf3beginTb4b4b4(Tb4b4b4)Tb4b4b4, Te6edf3dequeTb4b4b4.Te6edf3endTb4b4b4(Tb4b4b4)Tb4b4b4,

Tb4b4b4[Tb4b4b4]Tb4b4b4(Tff7b72const Te6edf3PathEntryTff7b72& Te6edf3eTb4b4b4) Tb4b4b4{

Te6edf3Interface Te6edf3iface Tff7b72= Te6edf3find_interface_from_hashTb4b4b4(Te6edf3eTb4b4b4.Te6edf3receiving_interfaceTb4b4b4)Tb4b4b4;

Tff7b72return Tff7b72!Te6edf3ifaceTb4b4b4;

Tb4b4b4}Tb4b4b4)Tb4b4b4, Te6edf3dequeTb4b4b4.Te6edf3endTb4b4b4(Tb4b4b4)Tb4b4b4)Tb4b4b4;

Tff7b72if Tb4b4b4(Te6edf3dequeTb4b4b4.Te6edf3emptyTb4b4b4(Tb4b4b4)Tb4b4b4) Tb4b4b4{

Te6edf3stale_pathsTb4b4b4.Te6edf3push_backTb4b4b4(Te6edf3destination_hashTb4b4b4)Tb4b4b4;

Tb4b4b4}

Tff7b72for Tb4b4b4(Tff7b72const Tff7b72autoTff7b72& Te6edf3destination_hash Tff7b72: Te6edf3stale_pathsTb4b4b4) Tb4b4b4{

Te6edf3_destination_tableTb4b4b4.Te6edf3eraseTb4b4b4(Te6edf3destination_hashTb4b4b4)Tb4b4b4;

Te6edf3DEBUGTb4b4b4(Ta5d6ff"Ta5d6ffPath to Ta5d6ff" Tff7b72+ Te6edf3destination_hashTb4b4b4.Te6edf3toHexTb4b4b4(Tb4b4b4) Tff7b72+ Ta5d6ff"Ta5d6ff timed out and was removedTa5d6ff"Tb4b4b4)Tb4b4b4;

Tb4b4b4}

T8b949e// Cull the pending discovery path requests table

Te6edf3stdTff7b72:Tff7b72:Te6edf3vectorTff7b72<Te6edf3BytesTff7b72> Te6edf3stale_discovery_path_requestsTb4b4b4;

Tff7b72for Tb4b4b4(Tff7b72const Tff7b72autoTff7b72& Tb4b4b4[Te6edf3destination_hashTb4b4b4, Te6edf3path_entryTb4b4b4] Tff7b72: Te6edf3_discovery_path_requestsTb4b4b4) Tb4b4b4{

Tff7b72if Tb4b4b4(Te6edf3OSTff7b72:Tff7b72:Te6edf3timeTb4b4b4(Tb4b4b4) Tff7b72> Te6edf3path_entryTb4b4b4.Te6edf3_timeoutTb4b4b4) Tb4b4b4{

Te6edf3stale_discovery_path_requestsTb4b4b4.Te6edf3push_backTb4b4b4(Te6edf3destination_hashTb4b4b4)Tb4b4b4;

Te6edf3NOTICETb4b4b4(Ta5d6ff"Ta5d6ffDISCOVERY-EXPIRED: path request for Ta5d6ff" Tff7b72+ Te6edf3destination_hashTb4b4b4.Te6edf3toHexTb4b4b4(Tb4b4b4)Tb4b4b4.Te6edf3substrTb4b4b4(T79c0ff0Tb4b4b4,T79c0ff8Tb4b4b4) Tff7b72+ Ta5d6ff"Ta5d6ff timed out after Ta5d6ff" Tff7b72+ Te6edf3stdTff7b72:Tff7b72:Te6edf3to_stringTb4b4b4(Tb4b4b4(Tffa657intTb4b4b4)Te6edf3TypeTff7b72:Tff7b72:Te6edf3TransportTff7b72:Tff7b72:Te6edf3PATH_REQUEST_TIMEOUTTb4b4b4) Tff7b72+ Ta5d6ff"Ta5d6ffsTa5d6ff"Tb4b4b4)Tb4b4b4;

Tb4b4b4}

T8b949e// Cull the path requests table (entries only needed for PATH_REQUEST_MI throttling, 20s)

Tb4b4b4{

Te6edf3stdTff7b72:Tff7b72:Te6edf3vectorTff7b72<Te6edf3BytesTff7b72> Te6edf3stale_path_requestsTb4b4b4;

Tff7b72for Tb4b4b4(Tff7b72const Tff7b72autoTff7b72& Tb4b4b4[Te6edf3destination_hashTb4b4b4, Te6edf3timestampTb4b4b4] Tff7b72: Te6edf3_path_requestsTb4b4b4) Tb4b4b4{

Tff7b72if Tb4b4b4(Te6edf3OSTff7b72:Tff7b72:Te6edf3timeTb4b4b4(Tb4b4b4) Tff7b72> Tb4b4b4(Te6edf3timestamp Tff7b72+ Te6edf3PATH_REQUEST_MI Tff7b72* T79c0ff2Tb4b4b4)Tb4b4b4) Tb4b4b4{

Te6edf3stale_path_requestsTb4b4b4.Te6edf3push_backTb4b4b4(Te6edf3destination_hashTb4b4b4)Tb4b4b4;

Tb4b4b4}

Tff7b72for Tb4b4b4(Tff7b72const Te6edf3BytesTff7b72& Te6edf3destination_hash Tff7b72: Te6edf3stale_path_requestsTb4b4b4) Tb4b4b4{

Te6edf3flatmap_eraseTb4b4b4(Te6edf3_path_requestsTb4b4b4, Te6edf3destination_hashTb4b4b4)Tb4b4b4;

Tb4b4b4}

T8b949e// Cull pending local path requests for interfaces that no longer exist

Tb4b4b4{

Te6edf3stdTff7b72:Tff7b72:Te6edf3vectorTff7b72<Te6edf3BytesTff7b72> Te6edf3stale_plprTb4b4b4;

Tff7b72for Tb4b4b4(Tff7b72const Tff7b72autoTff7b72& Tb4b4b4[Te6edf3destination_hashTb4b4b4, Te6edf3iface_hashTb4b4b4] Tff7b72: Te6edf3_pending_local_path_requestsTb4b4b4) Tb4b4b4{

Tff7b72if Tb4b4b4(Te6edf3_interfacesTb4b4b4.Te6edf3countTb4b4b4(Te6edf3iface_hashTb4b4b4) Tff7b72=Tff7b72= T79c0ff0Tb4b4b4) Tb4b4b4{

Te6edf3stale_plprTb4b4b4.Te6edf3push_backTb4b4b4(Te6edf3destination_hashTb4b4b4)Tb4b4b4;

Tb4b4b4}

Tff7b72for Tb4b4b4(Tff7b72const Te6edf3BytesTff7b72& Te6edf3destination_hash Tff7b72: Te6edf3stale_plprTb4b4b4) Tb4b4b4{

Te6edf3_pending_local_path_requestsTb4b4b4.Te6edf3eraseTb4b4b4(Te6edf3destination_hashTb4b4b4)Tb4b4b4;

Tb4b4b4}

T8b949e// Cull the tunnel table

Te6edf3count Tff7b72= T79c0ff0Tb4b4b4;

Te6edf3stdTff7b72:Tff7b72:Te6edf3vectorTff7b72<Te6edf3BytesTff7b72> Te6edf3stale_tunnelsTb4b4b4;

Tff7b72for Tb4b4b4(Tff7b72const Tff7b72autoTff7b72& Tb4b4b4[Te6edf3tunnel_idTb4b4b4, Te6edf3tunnel_entryTb4b4b4] Tff7b72: Te6edf3_tunnelsTb4b4b4) Tb4b4b4{

Tff7b72if Tb4b4b4(Te6edf3OSTff7b72:Tff7b72:Te6edf3timeTb4b4b4(Tb4b4b4) Tff7b72> Te6edf3tunnel_entryTb4b4b4.Te6edf3_expiresTb4b4b4) Tb4b4b4{

Te6edf3stale_tunnelsTb4b4b4.Te6edf3push_backTb4b4b4(Te6edf3tunnel_idTb4b4b4)Tb4b4b4;

Te6edf3TRACETb4b4b4(Ta5d6ff"Ta5d6ffTunnel Ta5d6ff" Tff7b72+ Te6edf3tunnel_idTb4b4b4.Te6edf3toHexTb4b4b4(Tb4b4b4) Tff7b72+ Ta5d6ff"Ta5d6ff timed out and was removedTa5d6ff"Tb4b4b4)Tb4b4b4;

Tb4b4b4}

Tff7b72else Tb4b4b4{

Te6edf3stdTff7b72:Tff7b72:Te6edf3vectorTff7b72<Te6edf3BytesTff7b72> Te6edf3stale_tunnel_pathsTb4b4b4;

Tff7b72for Tb4b4b4(Tff7b72const Tff7b72autoTff7b72& Tb4b4b4[Te6edf3destination_hashTb4b4b4, Te6edf3destination_entryTb4b4b4] Tff7b72: Te6edf3tunnel_entryTb4b4b4.Te6edf3_serialised_pathsTb4b4b4) Tb4b4b4{

Tff7b72if Tb4b4b4(Te6edf3OSTff7b72:Tff7b72:Te6edf3timeTb4b4b4(Tb4b4b4) Tff7b72> Tb4b4b4(Te6edf3destination_entryTb4b4b4.Te6edf3_timestamp Tff7b72+ Te6edf3DESTINATION_TIMEOUTTb4b4b4)Tb4b4b4) Tb4b4b4{

Te6edf3stale_tunnel_pathsTb4b4b4.Te6edf3push_backTb4b4b4(Te6edf3destination_hashTb4b4b4)Tb4b4b4;

Te6edf3TRACETb4b4b4(Ta5d6ff"Ta5d6ffTunnel path to Ta5d6ff" Tff7b72+ Te6edf3destination_hashTb4b4b4.Te6edf3toHexTb4b4b4(Tb4b4b4) Tff7b72+ Ta5d6ff"Ta5d6ff timed out and was removedTa5d6ff"Tb4b4b4)Tb4b4b4;

Tb4b4b4}

T8b949e//for (const auto& destination_hash : stale_tunnel_paths) {

Tff7b72for Tb4b4b4(Tff7b72const Te6edf3BytesTff7b72& Te6edf3destination_hash Tff7b72: Te6edf3stale_tunnel_pathsTb4b4b4) Tb4b4b4{

Tff7b72const_castTff7b72<Te6edf3TunnelEntryTff7b72&Tff7b72>Tb4b4b4(Te6edf3tunnel_entryTb4b4b4)Tb4b4b4.Te6edf3_serialised_pathsTb4b4b4.Te6edf3eraseTb4b4b4(Te6edf3destination_hashTb4b4b4)Tb4b4b4;

Tff7b72+Tff7b72+Te6edf3countTb4b4b4;

Tb4b4b4}

Tff7b72if Tb4b4b4(Te6edf3count Tff7b72> T79c0ff0Tb4b4b4) Tb4b4b4{

Te6edf3TRACETb4b4b4(Ta5d6ff"Ta5d6ffRemoved Ta5d6ff" Tff7b72+ Te6edf3stdTff7b72:Tff7b72:Te6edf3to_stringTb4b4b4(Te6edf3countTb4b4b4) Tff7b72+ Ta5d6ff"Ta5d6ff tunnel pathsTa5d6ff"Tb4b4b4)Tb4b4b4;

Tb4b4b4}

Te6edf3remove_reverse_entriesTb4b4b4(Te6edf3stale_reverse_entriesTb4b4b4)Tb4b4b4;

Te6edf3remove_linksTb4b4b4(Te6edf3stale_linksTb4b4b4)Tb4b4b4;

Te6edf3remove_pathsTb4b4b4(Te6edf3stale_pathsTb4b4b4)Tb4b4b4;

Te6edf3remove_discovery_path_requestsTb4b4b4(Te6edf3stale_discovery_path_requestsTb4b4b4)Tb4b4b4;

Te6edf3remove_tunnelsTb4b4b4(Te6edf3stale_tunnelsTb4b4b4)Tb4b4b4;

T8b949e//#ifndef NDEBUG

Te6edf3dump_statsTb4b4b4(Tb4b4b4)Tb4b4b4;

T8b949e//#endif

Te6edf3_tables_last_culled Tff7b72= Te6edf3OSTff7b72:Tff7b72:Te6edf3timeTb4b4b4(Tb4b4b4)Tb4b4b4;

Tb4b4b4}

T8b949e// CBA Periodically persist data

T8b949e//if (OS::time() > (_last_saved + _save_interval)) {

T8b949e// persist_data();

T8b949e// _last_saved = OS::time();

T8b949e//}

Tb4b4b4}

Tff7b72else Tb4b4b4{

T8b949e// Transport jobs were locked, do nothing

Tb4b4b4}

Tff7b72catch Tb4b4b4(Te6edf3stdTff7b72:Tff7b72:Te6edf3exceptionTff7b72& Te6edf3eTb4b4b4) Tb4b4b4{

Te6edf3ERRORTb4b4b4(Ta5d6ff"Ta5d6ffAn exception occurred while running Transport jobs.Ta5d6ff"Tb4b4b4)Tb4b4b4;

Te6edf3ERRORFTb4b4b4(Ta5d6ff"Ta5d6ffThe contained exception was: %sTa5d6ff"Tb4b4b4, Te6edf3eTb4b4b4.Te6edf3whatTb4b4b4(Tb4b4b4)Tb4b4b4)Tb4b4b4;

Tb4b4b4}

Te6edf3_jobs_running Tff7b72= Tffa657falseTb4b4b4;

T8b949e// Heap telemetry: snapshot at jobs exit (MUTED)

T8b949e// {

T8b949e// size_t _jobs_heap_exit = OS::heap_available();

T8b949e// int _jobs_delta = (int)_jobs_heap_exit - (int)_jobs_heap_entry;

T8b949e// if (_jobs_delta < -64 || _jobs_delta > 64) {

T8b949e// VERBOSEF("[HEAP-TEL] jobs: %d bytes (heap=%u)", _jobs_delta, (uint32_t)_jobs_heap_exit);

T8b949e// }

T8b949e// CBA send announce retransmission packets

Tff7b72for Tb4b4b4(Tff7b72autoTff7b72& Te6edf3packet Tff7b72: Te6edf3outgoingTb4b4b4) Tb4b4b4{

Te6edf3DEBUGTb4b4b4(Ta5d6ff"Ta5d6ffDIAG: OUTGOING announce dest=Ta5d6ff" Tff7b72+ Te6edf3packetTb4b4b4.Te6edf3destination_hashTb4b4b4(Tb4b4b4)Tb4b4b4.Te6edf3toHexTb4b4b4(Tb4b4b4)Tb4b4b4.Te6edf3substrTb4b4b4(T79c0ff0Tb4b4b4,T79c0ff8Tb4b4b4) Tff7b72+ Ta5d6ff"Ta5d6ff type=Ta5d6ff" Tff7b72+ Te6edf3stdTff7b72:Tff7b72:Te6edf3to_stringTb4b4b4(Te6edf3packetTb4b4b4.Te6edf3packet_typeTb4b4b4(Tb4b4b4)Tb4b4b4) Tff7b72+ Ta5d6ff"Ta5d6ff ctx=Ta5d6ff" Tff7b72+ Te6edf3stdTff7b72:Tff7b72:Te6edf3to_stringTb4b4b4(Te6edf3packetTb4b4b4.Te6edf3contextTb4b4b4(Tb4b4b4)Tb4b4b4) Tff7b72+ Ta5d6ff"Ta5d6ff attached=Ta5d6ff" Tff7b72+ Tb4b4b4(Te6edf3packetTb4b4b4.Te6edf3attached_interfaceTb4b4b4(Tb4b4b4) Tff7b72? Te6edf3packetTb4b4b4.Te6edf3attached_interfaceTb4b4b4(Tb4b4b4)Tb4b4b4.Te6edf3toStringTb4b4b4(Tb4b4b4) Tff7b72: Ta5d6ff"Ta5d6ffNONETa5d6ff"Tb4b4b4)Tb4b4b4)Tb4b4b4;

Te6edf3packetTb4b4b4.Te6edf3sendTb4b4b4(Tb4b4b4)Tb4b4b4;

Tb4b4b4}

T8b949e// CBA send link-related path requests

Tff7b72for Tb4b4b4(Tff7b72autoTff7b72& Te6edf3destination_hash Tff7b72: Te6edf3path_requestsTb4b4b4) Tb4b4b4{

Te6edf3request_pathTb4b4b4(Te6edf3destination_hashTb4b4b4)Tb4b4b4;

Tb4b4b4}

T8b949e/*static*/ Tffa657void Td2a8ffTransport::transmitTb4b4b4(Te6edf3InterfaceTff7b72& Te6edf3interfaceTb4b4b4, Tff7b72const Te6edf3BytesTff7b72& Te6edf3rawTb4b4b4) Tb4b4b4{

Te6edf3TRACETb4b4b4(Ta5d6ff"Ta5d6ffTransport::transmit()Ta5d6ff"Tb4b4b4)Tb4b4b4;

T8b949e// CBA

Tff7b72if Tb4b4b4(Te6edf3_callbacksTb4b4b4.Te6edf3_transmit_packetTb4b4b4) Tb4b4b4{

Tff7b72try Tb4b4b4{

Te6edf3_callbacksTb4b4b4.Te6edf3_transmit_packetTb4b4b4(Te6edf3rawTb4b4b4, Te6edf3interfaceTb4b4b4)Tb4b4b4;

Tb4b4b4}

Tff7b72catch Tb4b4b4(Te6edf3stdTff7b72:Tff7b72:Te6edf3exceptionTff7b72& Te6edf3eTb4b4b4) Tb4b4b4{

Te6edf3DEBUGTb4b4b4(Ta5d6ff"Ta5d6ffError while executing transmit packet callback. The contained exception was: Ta5d6ff" Tff7b72+ Te6edf3stdTff7b72:Tff7b72:Te6edf3stringTb4b4b4(Te6edf3eTb4b4b4.Te6edf3whatTb4b4b4(Tb4b4b4)Tb4b4b4)Tb4b4b4)Tb4b4b4;

Tb4b4b4}

Tff7b72try Tb4b4b4{

T8b949e//if hasattr(interface, "ifac_identity") and interface.ifac_identity != None:

Tff7b72if Tb4b4b4(Te6edf3interfaceTb4b4b4.Te6edf3ifac_identityTb4b4b4(Tb4b4b4)Tb4b4b4) Tb4b4b4{

T8b949e// Calculate packet access code by signing the raw packet

T8b949e// and taking the last ifac_size bytes of the signature

Te6edf3Bytes Te6edf3signature Tff7b72= Te6edf3interfaceTb4b4b4.Te6edf3ifac_idTb4b4b4(Tb4b4b4)Tb4b4b4.Te6edf3signTb4b4b4(Te6edf3rawTb4b4b4)Tb4b4b4;

Te6edf3Bytes Te6edf3ifac Tff7b72= Te6edf3signatureTb4b4b4.Te6edf3rightTb4b4b4(Te6edf3interfaceTb4b4b4.Te6edf3ifac_sizeTb4b4b4(Tb4b4b4)Tb4b4b4)Tb4b4b4;

T8b949e// Generate mask via HKDF

Te6edf3Bytes Te6edf3mask Tff7b72= Te6edf3CryptographyTff7b72:Tff7b72:Te6edf3hkdfTb4b4b4(

Te6edf3rawTb4b4b4.Te6edf3sizeTb4b4b4(Tb4b4b4) Tff7b72+ Te6edf3interfaceTb4b4b4.Te6edf3ifac_sizeTb4b4b4(Tb4b4b4)Tb4b4b4,

Te6edf3ifacTb4b4b4,

Te6edf3interfaceTb4b4b4.Te6edf3ifac_keyTb4b4b4(Tb4b4b4)

Tb4b4b4)Tb4b4b4;

T8b949e// Set IFAC flag in header byte 0

Tffa657uint8_t Te6edf3new_header0 Tff7b72= Te6edf3rawTb4b4b4[T79c0ff0Tb4b4b4] Tff7b72| T79c0ff0x80Tb4b4b4;

Tffa657uint8_t Te6edf3new_header1 Tff7b72= Te6edf3rawTb4b4b4[T79c0ff1Tb4b4b4]Tb4b4b4;

T8b949e// Assemble new payload: new_header + ifac + raw[2:]

Te6edf3Bytes Te6edf3new_rawTb4b4b4;

Te6edf3new_rawTb4b4b4.Te6edf3appendTb4b4b4(Te6edf3new_header0Tb4b4b4)Tb4b4b4;

Te6edf3new_rawTb4b4b4.Te6edf3appendTb4b4b4(Te6edf3new_header1Tb4b4b4)Tb4b4b4;

Te6edf3new_rawTb4b4b4.Te6edf3appendTb4b4b4(Te6edf3ifacTb4b4b4)Tb4b4b4;

Te6edf3new_rawTb4b4b4.Te6edf3appendTb4b4b4(Te6edf3rawTb4b4b4.Te6edf3midTb4b4b4(T79c0ff2Tb4b4b4)Tb4b4b4)Tb4b4b4;

T8b949e// Mask payload

Te6edf3Bytes Te6edf3masked_rawTb4b4b4;

Tff7b72for Tb4b4b4(Tffa657size_t Te6edf3i Tff7b72= T79c0ff0Tb4b4b4; Te6edf3i Tff7b72< Te6edf3new_rawTb4b4b4.Te6edf3sizeTb4b4b4(Tb4b4b4)Tb4b4b4; Te6edf3iTff7b72+Tff7b72+Tb4b4b4) Tb4b4b4{

Tff7b72if Tb4b4b4(Te6edf3i Tff7b72=Tff7b72= T79c0ff0Tb4b4b4) Tb4b4b4{

T8b949e// Mask first header byte, keep IFAC flag set

Te6edf3masked_rawTb4b4b4.Te6edf3appendTb4b4b4(Tb4b4b4(Tffa657uint8_tTb4b4b4)Tb4b4b4(Tb4b4b4(Te6edf3new_rawTb4b4b4[Te6edf3iTb4b4b4] Tff7b72^ Te6edf3maskTb4b4b4[Te6edf3iTb4b4b4]Tb4b4b4) Tff7b72| T79c0ff0x80Tb4b4b4)Tb4b4b4)Tb4b4b4;

Tb4b4b4}

Tff7b72else Tff7b72if Tb4b4b4(Te6edf3i Tff7b72=Tff7b72= T79c0ff1 Tff7b72|Tff7b72| Te6edf3i Tff7b72> Tb4b4b4(Tffa657size_tTb4b4b4)Tb4b4b4(Te6edf3interfaceTb4b4b4.Te6edf3ifac_sizeTb4b4b4(Tb4b4b4) Tff7b72+ T79c0ff1Tb4b4b4)Tb4b4b4) Tb4b4b4{

T8b949e// Mask second header byte and payload

Te6edf3masked_rawTb4b4b4.Te6edf3appendTb4b4b4(Tb4b4b4(Tffa657uint8_tTb4b4b4)Tb4b4b4(Te6edf3new_rawTb4b4b4[Te6edf3iTb4b4b4] Tff7b72^ Te6edf3maskTb4b4b4[Te6edf3iTb4b4b4]Tb4b4b4)Tb4b4b4)Tb4b4b4;

Tb4b4b4}

Tff7b72else Tb4b4b4{

T8b949e// Don't mask the IFAC itself

Te6edf3masked_rawTb4b4b4.Te6edf3appendTb4b4b4(Te6edf3new_rawTb4b4b4[Te6edf3iTb4b4b4]Tb4b4b4)Tb4b4b4;

Tb4b4b4}

T8b949e// Send it

Te6edf3interfaceTb4b4b4.Te6edf3send_outgoingTb4b4b4(Te6edf3masked_rawTb4b4b4)Tb4b4b4;

Tb4b4b4}

Tff7b72else Tb4b4b4{

Te6edf3interfaceTb4b4b4.Te6edf3send_outgoingTb4b4b4(Te6edf3rawTb4b4b4)Tb4b4b4;

Tb4b4b4}

Tff7b72catch Tb4b4b4(Te6edf3stdTff7b72:Tff7b72:Te6edf3exceptionTff7b72& Te6edf3eTb4b4b4) Tb4b4b4{

Te6edf3ERRORTb4b4b4(Ta5d6ff"Ta5d6ffError while transmitting on Ta5d6ff" Tff7b72+ Te6edf3interfaceTb4b4b4.Te6edf3toStringTb4b4b4(Tb4b4b4) Tff7b72+ Ta5d6ff"Ta5d6ff. The contained exception was: Ta5d6ff" Tff7b72+ Te6edf3eTb4b4b4.Te6edf3whatTb4b4b4(Tb4b4b4)Tb4b4b4)Tb4b4b4;

Tb4b4b4}

T8b949e/*static*/ Tffa657bool Td2a8ffTransport::outboundTb4b4b4(Te6edf3PacketTff7b72& Te6edf3packetTb4b4b4) Tb4b4b4{

Te6edf3TRACETb4b4b4(Ta5d6ff"Ta5d6ffTransport::outbound()Ta5d6ff"Tb4b4b4)Tb4b4b4;

Tff7b72+Tff7b72+Te6edf3_packets_sentTb4b4b4;

Tff7b72if Tb4b4b4(Tff7b72!Te6edf3packetTb4b4b4.Te6edf3destinationTb4b4b4(Tb4b4b4)Tb4b4b4) Tb4b4b4{

T8b949e//throw std::invalid_argument("Can not send packet with no destination.");

Te6edf3ERRORTb4b4b4(Ta5d6ff"Ta5d6ffCan not send packet with no destinationTa5d6ff"Tb4b4b4)Tb4b4b4;

Tff7b72return Tffa657falseTb4b4b4;

Tb4b4b4}

Te6edf3TRACETb4b4b4(Ta5d6ff"Ta5d6ffTransport::outbound: destination=Ta5d6ff" Tff7b72+ Te6edf3packetTb4b4b4.Te6edf3destination_hashTb4b4b4(Tb4b4b4)Tb4b4b4.Te6edf3toHexTb4b4b4(Tb4b4b4) Tff7b72+ Ta5d6ff"Ta5d6ff hops=Ta5d6ff" Tff7b72+ Te6edf3stdTff7b72:Tff7b72:Te6edf3to_stringTb4b4b4(Te6edf3packetTb4b4b4.Te6edf3hopsTb4b4b4(Tb4b4b4)Tb4b4b4)Tb4b4b4)Tb4b4b4;

Tff7b72while Tb4b4b4(Te6edf3_jobs_runningTb4b4b4) Tb4b4b4{

Te6edf3TRACETb4b4b4(Ta5d6ff"Ta5d6ffTransport::outbound: sleeping...Ta5d6ff"Tb4b4b4)Tb4b4b4;

Te6edf3OSTff7b72:Tff7b72:Te6edf3sleepTb4b4b4(T79c0ff0.0005Tb4b4b4)Tb4b4b4;

Tb4b4b4}

Te6edf3_jobs_locked Tff7b72= Tffa657trueTb4b4b4;

Tffa657bool Te6edf3sent Tff7b72= Tffa657falseTb4b4b4;

Tffa657double Te6edf3outbound_time Tff7b72= Te6edf3OSTff7b72:Tff7b72:Te6edf3timeTb4b4b4(Tb4b4b4)Tb4b4b4;

T8b949e// Check if we have a known path for the destination in the path table

Tff7b72if Tb4b4b4(Te6edf3packetTb4b4b4.Te6edf3packet_typeTb4b4b4(Tb4b4b4) Tff7b72!Tff7b72= Te6edf3TypeTff7b72:Tff7b72:Te6edf3PacketTff7b72:Tff7b72:Te6edf3ANNOUNCE Tff7b72&Tff7b72& Te6edf3packetTb4b4b4.Te6edf3destinationTb4b4b4(Tb4b4b4)Tb4b4b4.Te6edf3typeTb4b4b4(Tb4b4b4) Tff7b72!Tff7b72= Te6edf3TypeTff7b72:Tff7b72:Te6edf3DestinationTff7b72:Tff7b72:Te6edf3PLAIN Tff7b72&Tff7b72& Te6edf3packetTb4b4b4.Te6edf3destinationTb4b4b4(Tb4b4b4)Tb4b4b4.Te6edf3typeTb4b4b4(Tb4b4b4) Tff7b72!Tff7b72= Te6edf3TypeTff7b72:Tff7b72:Te6edf3DestinationTff7b72:Tff7b72:Te6edf3GROUP Tff7b72&Tff7b72& Te6edf3has_pathTb4b4b4(Te6edf3packetTb4b4b4.Te6edf3destination_hashTb4b4b4(Tb4b4b4)Tb4b4b4)Tb4b4b4) Tb4b4b4{

T8b949e// ── Multi-path hedging ───────────────────────────────────────

T8b949e// Walk all paths in score order (best first). Each path gets

T8b949e// the packet. If the path is stale (multi-hop transport only,

T8b949e// hops >= 2), fire a path_request to refresh it AND continue to

T8b949e// the next-best path so delivery isn't gated on a dead route.

T8b949e// The first fresh path stops the hedge.

Te6edf3TRACETb4b4b4(Ta5d6ff"Ta5d6ffTransport::outbound: Path to destination is known, hedging...Ta5d6ff"Tb4b4b4)Tb4b4b4;

Te6edf3stdTff7b72:Tff7b72:Te6edf3vectorTff7b72<Te6edf3PathEntryTff7b72> Te6edf3paths Tff7b72= Te6edf3select_all_pathsTb4b4b4(Te6edf3packetTb4b4b4.Te6edf3destination_hashTb4b4b4(Tb4b4b4)Tb4b4b4)Tb4b4b4;

Tff7b72for Tb4b4b4(Tff7b72autoTff7b72& Te6edf3entry Tff7b72: Te6edf3pathsTb4b4b4) Tb4b4b4{

Tffa657uint8_t Te6edf3hops Tff7b72= Te6edf3entryTb4b4b4.Te6edf3hopsTb4b4b4;

Te6edf3Interface Te6edf3outbound_interface Tff7b72= Te6edf3find_interface_from_hashTb4b4b4(Te6edf3entryTb4b4b4.Te6edf3receiving_interfaceTb4b4b4)Tb4b4b4;

Te6edf3Bytes Te6edf3nh Tff7b72= Te6edf3entryTb4b4b4.Te6edf3next_hopTb4b4b4;

Tff7b72if Tb4b4b4(Tff7b72!Te6edf3outbound_interfaceTb4b4b4) Tff7b72continueTb4b4b4;

T8b949e// ── Build and transmit on this path ─────────────────

Tff7b72if Tb4b4b4(Te6edf3hops Tff7b72> T79c0ff1Tb4b4b4) Tb4b4b4{

Te6edf3TRACETb4b4b4(Ta5d6ff"Ta5d6ffForwarding packet to next closest interface...Ta5d6ff"Tb4b4b4)Tb4b4b4;

Tff7b72if Tb4b4b4(Te6edf3packetTb4b4b4.Te6edf3header_typeTb4b4b4(Tb4b4b4) Tff7b72=Tff7b72= Te6edf3TypeTff7b72:Tff7b72:Te6edf3PacketTff7b72:Tff7b72:Te6edf3HEADER_1Tb4b4b4) Tb4b4b4{

Tffa657uint8_t Te6edf3new_flags Tff7b72= Tb4b4b4(Te6edf3TypeTff7b72:Tff7b72:Te6edf3PacketTff7b72:Tff7b72:Te6edf3HEADER_2Tb4b4b4) Tff7b72<Tff7b72< T79c0ff6 Tff7b72| Tb4b4b4(Te6edf3TypeTff7b72:Tff7b72:Te6edf3TransportTff7b72:Tff7b72:Te6edf3TRANSPORTTb4b4b4) Tff7b72<Tff7b72< T79c0ff4 Tff7b72| Tb4b4b4(Te6edf3packetTb4b4b4.Te6edf3flagsTb4b4b4(Tb4b4b4) Tff7b72& T79c0ff0b00001111Tb4b4b4)Tb4b4b4;

Te6edf3Bytes Te6edf3new_rawTb4b4b4(T79c0ff512Tb4b4b4)Tb4b4b4;

Te6edf3new_raw Tff7b72<Tff7b72< Te6edf3new_flagsTb4b4b4;

Te6edf3new_raw Tff7b72<Tff7b72< Te6edf3packetTb4b4b4.Te6edf3rawTb4b4b4(Tb4b4b4)Tb4b4b4.Te6edf3midTb4b4b4(T79c0ff1Tb4b4b4,T79c0ff1Tb4b4b4)Tb4b4b4;

Te6edf3new_raw Tff7b72<Tff7b72< Te6edf3nhTb4b4b4;

Te6edf3new_raw Tff7b72<Tff7b72< Te6edf3packetTb4b4b4.Te6edf3rawTb4b4b4(Tb4b4b4)Tb4b4b4.Te6edf3midTb4b4b4(T79c0ff2Tb4b4b4)Tb4b4b4;

Te6edf3transmitTb4b4b4(Te6edf3outbound_interfaceTb4b4b4, Te6edf3new_rawTb4b4b4)Tb4b4b4;

Te6edf3sent Tff7b72= Tffa657trueTb4b4b4;

Tb4b4b4}

Tff7b72else Tff7b72if Tb4b4b4(Te6edf3hops Tff7b72=Tff7b72= T79c0ff1 Tff7b72&Tff7b72& Te6edf3_ownerTb4b4b4.Te6edf3is_connected_to_shared_instanceTb4b4b4(Tb4b4b4)Tb4b4b4) Tb4b4b4{

Te6edf3TRACETb4b4b4(Ta5d6ff"Ta5d6ffTransport::outbound: Sending packet for directly connected interface to shared instance...Ta5d6ff"Tb4b4b4)Tb4b4b4;

Tff7b72if Tb4b4b4(Te6edf3packetTb4b4b4.Te6edf3header_typeTb4b4b4(Tb4b4b4) Tff7b72=Tff7b72= Te6edf3TypeTff7b72:Tff7b72:Te6edf3PacketTff7b72:Tff7b72:Te6edf3HEADER_1Tb4b4b4) Tb4b4b4{

Tffa657uint8_t Te6edf3new_flags Tff7b72= Tb4b4b4(Te6edf3TypeTff7b72:Tff7b72:Te6edf3PacketTff7b72:Tff7b72:Te6edf3HEADER_2Tb4b4b4) Tff7b72<Tff7b72< T79c0ff6 Tff7b72| Tb4b4b4(Te6edf3TypeTff7b72:Tff7b72:Te6edf3TransportTff7b72:Tff7b72:Te6edf3TRANSPORTTb4b4b4) Tff7b72<Tff7b72< T79c0ff4 Tff7b72| Tb4b4b4(Te6edf3packetTb4b4b4.Te6edf3flagsTb4b4b4(Tb4b4b4) Tff7b72& T79c0ff0b00001111Tb4b4b4)Tb4b4b4;

Te6edf3Bytes Te6edf3new_rawTb4b4b4(T79c0ff512Tb4b4b4)Tb4b4b4;

Te6edf3new_raw Tff7b72<Tff7b72< Te6edf3new_flagsTb4b4b4;

Te6edf3new_raw Tff7b72<Tff7b72< Te6edf3packetTb4b4b4.Te6edf3rawTb4b4b4(Tb4b4b4)Tb4b4b4.Te6edf3midTb4b4b4(T79c0ff1Tb4b4b4, T79c0ff1Tb4b4b4)Tb4b4b4;

Te6edf3new_raw Tff7b72<Tff7b72< Te6edf3nhTb4b4b4;

Te6edf3new_raw Tff7b72<Tff7b72< Te6edf3packetTb4b4b4.Te6edf3rawTb4b4b4(Tb4b4b4)Tb4b4b4.Te6edf3midTb4b4b4(T79c0ff2Tb4b4b4)Tb4b4b4;

Te6edf3transmitTb4b4b4(Te6edf3outbound_interfaceTb4b4b4, Te6edf3new_rawTb4b4b4)Tb4b4b4;

Te6edf3sent Tff7b72= Tffa657trueTb4b4b4;

Tb4b4b4}

Tff7b72else Tb4b4b4{

Te6edf3TRACETb4b4b4(Ta5d6ff"Ta5d6ffTransport::outbound: Sending packet over directly connected interface...Ta5d6ff"Tb4b4b4)Tb4b4b4;

Te6edf3transmitTb4b4b4(Te6edf3outbound_interfaceTb4b4b4, Te6edf3packetTb4b4b4.Te6edf3rawTb4b4b4(Tb4b4b4)Tb4b4b4)Tb4b4b4;

Te6edf3sent Tff7b72= Tffa657trueTb4b4b4;

Tb4b4b4}

T8b949e// ── Staleness check (all hops) ────────────────────

T8b949e// Applies to ALL paths, not just multi-hop. A hops=1 path

T8b949e// through a migrated/disconnected client will go stale and

T8b949e// the hedge falls through to the next-best path (e.g. backbone).

Tffa657double Te6edf3now Tff7b72= Te6edf3OSTff7b72:Tff7b72:Te6edf3timeTb4b4b4(Tb4b4b4)Tb4b4b4;

Tffa657bool Te6edf3is_stale Tff7b72= Tb4b4b4(Tb4b4b4(Te6edf3now Tff7b72- Te6edf3entryTb4b4b4.Te6edf3timestampTb4b4b4) Tff7b72> Tb4b4b4(Tffa657doubleTb4b4b4)Te6edf3TypeTff7b72:Tff7b72:Te6edf3TransportTff7b72:Tff7b72:Te6edf3PATH_STALE_THRESHOLDTb4b4b4)Tb4b4b4;

Tff7b72if Tb4b4b4(Te6edf3is_staleTb4b4b4) Tb4b4b4{

T8b949e// Fire path_request on this path's interface to probe liveness

Te6edf3request_pathTb4b4b4(Te6edf3packetTb4b4b4.Te6edf3destination_hashTb4b4b4(Tb4b4b4)Tb4b4b4, Te6edf3outbound_interfaceTb4b4b4)Tb4b4b4;

T8b949e// Shorten expiry so dead paths don't duplicate forever

Tff7b72auto Te6edf3iter Tff7b72= Te6edf3_destination_tableTb4b4b4.Te6edf3findTb4b4b4(Te6edf3packetTb4b4b4.Te6edf3destination_hashTb4b4b4(Tb4b4b4)Tb4b4b4)Tb4b4b4;

Tff7b72if Tb4b4b4(Te6edf3iter Tff7b72!Tff7b72= Te6edf3_destination_tableTb4b4b4.Te6edf3endTb4b4b4(Tb4b4b4)Tb4b4b4) Tb4b4b4{

Tff7b72for Tb4b4b4(Tff7b72autoTff7b72& Te6edf3e Tff7b72: Te6edf3iterTff7b72-Tff7b72>Te6edf3secondTb4b4b4) Tb4b4b4{

Tff7b72if Tb4b4b4(Te6edf3eTb4b4b4.Te6edf3packet_hash Tff7b72=Tff7b72= Te6edf3entryTb4b4b4.Te6edf3packet_hashTb4b4b4) Tb4b4b4{

Tffa657double Te6edf3shortened Tff7b72= Te6edf3now Tff7b72+ Tb4b4b4(Tffa657doubleTb4b4b4)Te6edf3TypeTff7b72:Tff7b72:Te6edf3TransportTff7b72:Tff7b72:Te6edf3PATH_STALE_THRESHOLDTb4b4b4;

Tff7b72if Tb4b4b4(Te6edf3shortened Tff7b72< Te6edf3eTb4b4b4.Te6edf3expiresTb4b4b4) Tb4b4b4{

Te6edf3eTb4b4b4.Te6edf3expires Tff7b72= Te6edf3shortenedTb4b4b4;

Tb4b4b4}

Tff7b72breakTb4b4b4;

Tb4b4b4}

T8b949e// Continue to next-best path (hedge)

Tb4b4b4} Tff7b72else Tb4b4b4{

T8b949e// Fresh path — delivery covered, stop hedging

Tff7b72breakTb4b4b4;

Tb4b4b4}

T8b949e// ── No path succeeded ─────────────────────────────────

Tff7b72if Tb4b4b4(Tff7b72!Te6edf3sentTb4b4b4) Tb4b4b4{

Te6edf3WLOGTb4b4b4(Te6edf3packetTb4b4b4, Ta5d6ff"Ta5d6ffTO: Ta5d6ff" Tff7b72+ Te6edf3short_hashTb4b4b4(Te6edf3packetTb4b4b4.Te6edf3destination_hashTb4b4b4(Tb4b4b4)Tb4b4b4) Tff7b72+ Ta5d6ff"Ta5d6ff (?) - NO-PATH hops=Ta5d6ff" Tff7b72+ Te6edf3stdTff7b72:Tff7b72:Te6edf3to_stringTb4b4b4(Te6edf3packetTb4b4b4.Te6edf3hopsTb4b4b4(Tb4b4b4)Tb4b4b4) Tff7b72+ Ta5d6ff"Ta5d6ff — all paths failed, droppedTa5d6ff"Tb4b4b4)Tb4b4b4;

Tb4b4b4}

T8b949e// If we don't have a known path for the destination, we'll

T8b949e// broadcast the packet on all outgoing interfaces, or the

T8b949e// just the relevant interface if the packet has an attached

T8b949e// interface, or belongs to a link.

Tff7b72else Tb4b4b4{

Te6edf3TRACETb4b4b4(Ta5d6ff"Ta5d6ffTransport::outbound: Path to destination is unknownTa5d6ff"Tb4b4b4)Tb4b4b4;

Tffa657bool Te6edf3stored_hash Tff7b72= Tffa657falseTb4b4b4;

Tff7b72#Tff7b72if defined(INTERFACES_SET)

Tff7b72for Tb4b4b4(Tff7b72const Te6edf3InterfaceTff7b72& Te6edf3interface Tff7b72: Te6edf3_interfacesTb4b4b4) Tb4b4b4{

Tff7b72#Tff7b72elif defined(INTERFACES_LIST)

Tff7b72for Tb4b4b4(Te6edf3InterfaceTff7b72& Te6edf3interface Tff7b72: Te6edf3_interfacesTb4b4b4) Tb4b4b4{

Tff7b72#Tff7b72elif defined(INTERFACES_MAP)

Tff7b72for Tb4b4b4(Tff7b72autoTff7b72& Tb4b4b4[Te6edf3hashTb4b4b4, Te6edf3interfaceTb4b4b4] Tff7b72: Te6edf3_interfacesTb4b4b4) Tb4b4b4{

Tff7b72#Tff7b72endif

Te6edf3TRACETb4b4b4(Ta5d6ff"Ta5d6ffTransport::outbound: Checking interface Ta5d6ff" Tff7b72+ Te6edf3interfaceTb4b4b4.Te6edf3toStringTb4b4b4(Tb4b4b4)Tb4b4b4)Tb4b4b4;

Tff7b72if Tb4b4b4(Te6edf3interfaceTb4b4b4.Te6edf3OUTTb4b4b4(Tb4b4b4)Tb4b4b4) Tb4b4b4{

Tffa657bool Te6edf3should_transmit Tff7b72= Tffa657trueTb4b4b4;

Tff7b72if Tb4b4b4(Te6edf3packetTb4b4b4.Te6edf3destinationTb4b4b4(Tb4b4b4)Tb4b4b4.Te6edf3typeTb4b4b4(Tb4b4b4) Tff7b72=Tff7b72= Te6edf3TypeTff7b72:Tff7b72:Te6edf3DestinationTff7b72:Tff7b72:Te6edf3LINKTb4b4b4) Tb4b4b4{

Tff7b72if Tb4b4b4(Tff7b72!Te6edf3packetTb4b4b4.Te6edf3destination_linkTb4b4b4(Tb4b4b4)Tb4b4b4) Tff7b72throw Te6edf3stdTff7b72:Tff7b72:Te6edf3invalid_argumentTb4b4b4(Ta5d6ff"Ta5d6ffPacket is not associated with a LinkTa5d6ff"Tb4b4b4)Tb4b4b4;

Tff7b72if Tb4b4b4(Te6edf3packetTb4b4b4.Te6edf3destination_linkTb4b4b4(Tb4b4b4)Tb4b4b4.Te6edf3statusTb4b4b4(Tb4b4b4) Tff7b72=Tff7b72= Te6edf3TypeTff7b72:Tff7b72:Te6edf3LinkTff7b72:Tff7b72:Te6edf3CLOSEDTb4b4b4) Tb4b4b4{

Te6edf3TRACETb4b4b4(Ta5d6ff"Ta5d6ffTransport::outbound: Pscket destination is link-closed, not transmittingTa5d6ff"Tb4b4b4)Tb4b4b4;

Te6edf3should_transmit Tff7b72= Tffa657falseTb4b4b4;

Tb4b4b4}

T8b949e// CBA Bug? Destination has no member attached_interface

Tb4b4b4}

Tff7b72if Tb4b4b4(Te6edf3packetTb4b4b4.Te6edf3attached_interfaceTb4b4b4(Tb4b4b4) Tff7b72&Tff7b72& Te6edf3interface Tff7b72!Tff7b72= Te6edf3packetTb4b4b4.Te6edf3attached_interfaceTb4b4b4(Tb4b4b4)Tb4b4b4) Tb4b4b4{

Te6edf3TRACETb4b4b4(Ta5d6ff"Ta5d6ffTransport::outbound: Packet has wrong attached interface, not transmittingTa5d6ff"Tb4b4b4)Tb4b4b4;

Te6edf3should_transmit Tff7b72= Tffa657falseTb4b4b4;

Tb4b4b4}

Tff7b72if Tb4b4b4(Te6edf3packetTb4b4b4.Te6edf3packet_typeTb4b4b4(Tb4b4b4) Tff7b72=Tff7b72= Te6edf3TypeTff7b72:Tff7b72:Te6edf3PacketTff7b72:Tff7b72:Te6edf3ANNOUNCETb4b4b4) Tb4b4b4{

Tff7b72#Tff7b72ifdef FIREWALL_MODE

T8b949e// Firewall mode: announce broadcasts are always allowed.

T8b949e// No mode gating, no bandwidth caps — LAN announces go to

T8b949e// every interface including WAN, and whitelisted WAN

T8b949e// announces go to every LAN interface.

Tff7b72if Tb4b4b4(Te6edf3packetTb4b4b4.Te6edf3attached_interfaceTb4b4b4(Tb4b4b4) Tff7b72&Tff7b72& Te6edf3interface Tff7b72=Tff7b72= Te6edf3packetTb4b4b4.Te6edf3attached_interfaceTb4b4b4(Tb4b4b4)Tb4b4b4) Tb4b4b4{

T8b949e// If the announce is pinned to a specific interface,

T8b949e// only transmit on that one.

Tb4b4b4} Tff7b72else Tff7b72if Tb4b4b4(Tff7b72!Te6edf3packetTb4b4b4.Te6edf3attached_interfaceTb4b4b4(Tb4b4b4)Tb4b4b4) Tb4b4b4{

T8b949e// No attached_interface means broadcast to all.

Tb4b4b4} Tff7b72else Tb4b4b4{

Te6edf3should_transmit Tff7b72= Tffa657falseTb4b4b4;

Tb4b4b4}

Tff7b72#Tff7b72else

Tff7b72if Tb4b4b4(Tff7b72!Te6edf3packetTb4b4b4.Te6edf3attached_interfaceTb4b4b4(Tb4b4b4)Tb4b4b4) Tb4b4b4{

Te6edf3TRACETb4b4b4(Ta5d6ff"Ta5d6ffTransport::outbound: Packet has no attached interfaceTa5d6ff"Tb4b4b4)Tb4b4b4;

Tff7b72if Tb4b4b4(Te6edf3interfaceTb4b4b4.Te6edf3modeTb4b4b4(Tb4b4b4) Tff7b72=Tff7b72= Te6edf3TypeTff7b72:Tff7b72:Te6edf3InterfaceTff7b72:Tff7b72:Te6edf3MODE_ACCESS_POINTTb4b4b4) Tb4b4b4{

Te6edf3TRACETb4b4b4(Ta5d6ff"Ta5d6ffBlocking announce broadcast on Ta5d6ff" Tff7b72+ Te6edf3interfaceTb4b4b4.Te6edf3toStringTb4b4b4(Tb4b4b4) Tff7b72+ Ta5d6ff"Ta5d6ff due to AP modeTa5d6ff"Tb4b4b4)Tb4b4b4;

Te6edf3should_transmit Tff7b72= Tffa657falseTb4b4b4;

Tb4b4b4}

Tff7b72else Tff7b72if Tb4b4b4(Te6edf3interfaceTb4b4b4.Te6edf3modeTb4b4b4(Tb4b4b4) Tff7b72=Tff7b72= Te6edf3TypeTff7b72:Tff7b72:Te6edf3InterfaceTff7b72:Tff7b72:Te6edf3MODE_ROAMINGTb4b4b4) Tb4b4b4{

T8b949e//local_destination = next((d for d in Transport.destinations if d.hash == packet.destination_hash), None)

T8b949e//Destination local_destination({Type::NONE});

Tff7b72#Tff7b72if defined(DESTINATIONS_SET)

Tffa657bool Te6edf3found_local Tff7b72= Tffa657falseTb4b4b4;

Tff7b72for Tb4b4b4(Tff7b72autoTff7b72& Te6edf3destination Tff7b72: Te6edf3_destinationsTb4b4b4) Tb4b4b4{

Tff7b72if Tb4b4b4(Te6edf3destinationTb4b4b4.Te6edf3hashTb4b4b4(Tb4b4b4) Tff7b72=Tff7b72= Te6edf3packetTb4b4b4.Te6edf3destination_hashTb4b4b4(Tb4b4b4)Tb4b4b4) Tb4b4b4{

T8b949e//local_destination = destination;

Te6edf3found_local Tff7b72= Tffa657trueTb4b4b4;

Tff7b72breakTb4b4b4;

Tb4b4b4}

T8b949e//if local_destination != None:

T8b949e//if (local_destination) {

Tff7b72if Tb4b4b4(Te6edf3found_localTb4b4b4) Tb4b4b4{

Tff7b72#Tff7b72elif defined(DESTINATIONS_MAP)

Tff7b72auto Te6edf3iter Tff7b72= Te6edf3_destinationsTb4b4b4.Te6edf3findTb4b4b4(Te6edf3packetTb4b4b4.Te6edf3destination_hashTb4b4b4(Tb4b4b4)Tb4b4b4)Tb4b4b4;

T8b949e//if (iter != _destinations.end()) {

T8b949e// local_destination = (*iter).second;

T8b949e//}

Tff7b72if Tb4b4b4(Te6edf3iter Tff7b72!Tff7b72= Te6edf3_destinationsTb4b4b4.Te6edf3endTb4b4b4(Tb4b4b4)Tb4b4b4) Tb4b4b4{

Tff7b72#Tff7b72endif

Te6edf3TRACETb4b4b4(Ta5d6ff"Ta5d6ffAllowing announce broadcast on roaming-mode interface from instance-local destinationTa5d6ff"Tb4b4b4)Tb4b4b4;

Tb4b4b4}

Tff7b72else Tb4b4b4{

Tff7b72const Te6edf3InterfaceTff7b72& Te6edf3from_interface Tff7b72= Te6edf3next_hop_interfaceTb4b4b4(Te6edf3packetTb4b4b4.Te6edf3destination_hashTb4b4b4(Tb4b4b4)Tb4b4b4)Tb4b4b4;

T8b949e//if from_interface == None or not hasattr(from_interface, "mode"):

Tff7b72if Tb4b4b4(Tff7b72!Te6edf3from_interface Tff7b72|Tff7b72| Te6edf3from_interfaceTb4b4b4.Te6edf3modeTb4b4b4(Tb4b4b4) Tff7b72=Tff7b72= Te6edf3TypeTff7b72:Tff7b72:Te6edf3InterfaceTff7b72:Tff7b72:Te6edf3MODE_NONETb4b4b4) Tb4b4b4{

Te6edf3should_transmit Tff7b72= Tffa657falseTb4b4b4;

Tff7b72if Tb4b4b4(Tff7b72!Te6edf3from_interfaceTb4b4b4) Tb4b4b4{

Te6edf3TRACETb4b4b4(Ta5d6ff"Ta5d6ffBlocking announce broadcast on Ta5d6ff" Tff7b72+ Te6edf3interfaceTb4b4b4.Te6edf3toStringTb4b4b4(Tb4b4b4) Tff7b72+ Ta5d6ff"Ta5d6ff since next hop interface doesn't existTa5d6ff"Tb4b4b4)Tb4b4b4;

Tb4b4b4}

Tff7b72else Tff7b72if Tb4b4b4(Te6edf3from_interfaceTb4b4b4.Te6edf3modeTb4b4b4(Tb4b4b4) Tff7b72=Tff7b72= Te6edf3TypeTff7b72:Tff7b72:Te6edf3InterfaceTff7b72:Tff7b72:Te6edf3MODE_NONETb4b4b4) Tb4b4b4{

Te6edf3TRACETb4b4b4(Ta5d6ff"Ta5d6ffBlocking announce broadcast on Ta5d6ff" Tff7b72+ Te6edf3interfaceTb4b4b4.Te6edf3toStringTb4b4b4(Tb4b4b4) Tff7b72+ Ta5d6ff"Ta5d6ff since next hop interface has no mode configuredTa5d6ff"Tb4b4b4)Tb4b4b4;

Tb4b4b4}

Tff7b72else Tb4b4b4{

Tff7b72if Tb4b4b4(Te6edf3from_interfaceTb4b4b4.Te6edf3modeTb4b4b4(Tb4b4b4) Tff7b72=Tff7b72= Te6edf3TypeTff7b72:Tff7b72:Te6edf3InterfaceTff7b72:Tff7b72:Te6edf3MODE_ROAMINGTb4b4b4) Tb4b4b4{

Te6edf3TRACETb4b4b4(Ta5d6ff"Ta5d6ffBlocking announce broadcast on Ta5d6ff" Tff7b72+ Te6edf3interfaceTb4b4b4.Te6edf3toStringTb4b4b4(Tb4b4b4) Tff7b72+ Ta5d6ff"Ta5d6ff due to roaming-mode next-hop interfaceTa5d6ff"Tb4b4b4)Tb4b4b4;

Te6edf3should_transmit Tff7b72= Tffa657falseTb4b4b4;

Tb4b4b4}

Tff7b72else Tff7b72if Tb4b4b4(Te6edf3from_interfaceTb4b4b4.Te6edf3modeTb4b4b4(Tb4b4b4) Tff7b72=Tff7b72= Te6edf3TypeTff7b72:Tff7b72:Te6edf3InterfaceTff7b72:Tff7b72:Te6edf3MODE_BOUNDARYTb4b4b4) Tb4b4b4{

Te6edf3TRACETb4b4b4(Ta5d6ff"Ta5d6ffBlocking announce broadcast on Ta5d6ff" Tff7b72+ Te6edf3interfaceTb4b4b4.Te6edf3toStringTb4b4b4(Tb4b4b4) Tff7b72+ Ta5d6ff"Ta5d6ff due to boundary-mode next-hop interfaceTa5d6ff"Tb4b4b4)Tb4b4b4;

Te6edf3should_transmit Tff7b72= Tffa657falseTb4b4b4;

Tb4b4b4}

Tff7b72else Tff7b72if Tb4b4b4(Te6edf3interfaceTb4b4b4.Te6edf3modeTb4b4b4(Tb4b4b4) Tff7b72=Tff7b72= Te6edf3TypeTff7b72:Tff7b72:Te6edf3InterfaceTff7b72:Tff7b72:Te6edf3MODE_BOUNDARYTb4b4b4) Tb4b4b4{

T8b949e//local_destination = next((d for d in Transport.destinations if d.hash == packet.destination_hash), None)

T8b949e// next and filter pattern?

T8b949e// next(iterable, default)

T8b949e// list comprehension: [x for x in xyz if x in a]

T8b949e// CBA TODO confirm that above pattern just selects the first matching destination

Tff7b72#Tff7b72if defined(DESTINATIONS_SET)

T8b949e//Destination local_destination({Type::Destination::NONE});

Tffa657bool Te6edf3found_local Tff7b72= Tffa657falseTb4b4b4;

Tff7b72for Tb4b4b4(Tff7b72autoTff7b72& Te6edf3destination Tff7b72: Te6edf3_destinationsTb4b4b4) Tb4b4b4{

Tff7b72if Tb4b4b4(Te6edf3destinationTb4b4b4.Te6edf3hashTb4b4b4(Tb4b4b4) Tff7b72=Tff7b72= Te6edf3packetTb4b4b4.Te6edf3destination_hashTb4b4b4(Tb4b4b4)Tb4b4b4) Tb4b4b4{

T8b949e//local_destination = destination;

Te6edf3found_local Tff7b72= Tffa657trueTb4b4b4;

Tff7b72breakTb4b4b4;

Tb4b4b4}

T8b949e//if local_destination != None:

T8b949e//if (local_destination) {

Tff7b72if Tb4b4b4(Te6edf3found_localTb4b4b4) Tb4b4b4{

Tff7b72#Tff7b72elif defined(DESTINATIONS_MAP)

Tff7b72auto Te6edf3iter Tff7b72= Te6edf3_destinationsTb4b4b4.Te6edf3findTb4b4b4(Te6edf3packetTb4b4b4.Te6edf3destination_hashTb4b4b4(Tb4b4b4)Tb4b4b4)Tb4b4b4;

Tff7b72if Tb4b4b4(Te6edf3iter Tff7b72!Tff7b72= Te6edf3_destinationsTb4b4b4.Te6edf3endTb4b4b4(Tb4b4b4)Tb4b4b4) Tb4b4b4{

Tff7b72#Tff7b72endif

Te6edf3TRACETb4b4b4(Ta5d6ff"Ta5d6ffAllowing announce broadcast on boundary-mode interface from instance-local destinationTa5d6ff"Tb4b4b4)Tb4b4b4;

Tb4b4b4}

Tff7b72else Tb4b4b4{

Tff7b72const Te6edf3InterfaceTff7b72& Te6edf3from_interface Tff7b72= Te6edf3next_hop_interfaceTb4b4b4(Te6edf3packetTb4b4b4.Te6edf3destination_hashTb4b4b4(Tb4b4b4)Tb4b4b4)Tb4b4b4;

Tff7b72if Tb4b4b4(Tff7b72!Te6edf3from_interface Tff7b72|Tff7b72| Te6edf3from_interfaceTb4b4b4.Te6edf3modeTb4b4b4(Tb4b4b4) Tff7b72=Tff7b72= Te6edf3TypeTff7b72:Tff7b72:Te6edf3InterfaceTff7b72:Tff7b72:Te6edf3MODE_NONETb4b4b4) Tb4b4b4{

Te6edf3should_transmit Tff7b72= Tffa657falseTb4b4b4;

Tff7b72if Tb4b4b4(Tff7b72!Te6edf3from_interfaceTb4b4b4) Tb4b4b4{

Te6edf3TRACETb4b4b4(Ta5d6ff"Ta5d6ffBlocking announce broadcast on Ta5d6ff" Tff7b72+ Te6edf3interfaceTb4b4b4.Te6edf3toStringTb4b4b4(Tb4b4b4) Tff7b72+ Ta5d6ff"Ta5d6ff since next hop interface doesn't existTa5d6ff"Tb4b4b4)Tb4b4b4;

Tb4b4b4}

Tff7b72else Tff7b72if Tb4b4b4(Te6edf3from_interfaceTb4b4b4.Te6edf3modeTb4b4b4(Tb4b4b4) Tff7b72=Tff7b72= Te6edf3TypeTff7b72:Tff7b72:Te6edf3InterfaceTff7b72:Tff7b72:Te6edf3MODE_NONETb4b4b4) Tb4b4b4{

Te6edf3TRACETb4b4b4(Ta5d6ff"Ta5d6ffBlocking announce broadcast on Ta5d6ff" Tff7b72+ Te6edf3interfaceTb4b4b4.Te6edf3toStringTb4b4b4(Tb4b4b4) Tff7b72+ Ta5d6ff"Ta5d6ff since next hop interface has no mode configuredTa5d6ff"Tb4b4b4)Tb4b4b4;

Tb4b4b4}

Tff7b72else Tb4b4b4{

Tff7b72if Tb4b4b4(Te6edf3from_interfaceTb4b4b4.Te6edf3modeTb4b4b4(Tb4b4b4) Tff7b72=Tff7b72= Te6edf3TypeTff7b72:Tff7b72:Te6edf3InterfaceTff7b72:Tff7b72:Te6edf3MODE_ROAMINGTb4b4b4) Tb4b4b4{

Te6edf3TRACETb4b4b4(Ta5d6ff"Ta5d6ffBlocking announce broadcast on Ta5d6ff" Tff7b72+ Te6edf3interfaceTb4b4b4.Te6edf3toStringTb4b4b4(Tb4b4b4) Tff7b72+ Ta5d6ff"Ta5d6ff due to roaming-mode next-hop interfaceTa5d6ff"Tb4b4b4)Tb4b4b4;

Te6edf3should_transmit Tff7b72= Tffa657falseTb4b4b4;

Tb4b4b4}

Tff7b72else Tb4b4b4{

T8b949e// Currently, annouces originating locally are always

T8b949e// allowed, and do not conform to bandwidth caps.

T8b949e// TODO: Rethink whether this is actually optimal.

Tff7b72if Tb4b4b4(Te6edf3packetTb4b4b4.Te6edf3hopsTb4b4b4(Tb4b4b4) Tff7b72> T79c0ff0Tb4b4b4) Tb4b4b4{

T8b949e// TODO

Tffa657bool Te6edf3queued_announces Tff7b72= Tb4b4b4(Te6edf3interfaceTb4b4b4.Te6edf3announce_queueTb4b4b4(Tb4b4b4)Tb4b4b4.Te6edf3sizeTb4b4b4(Tb4b4b4) Tff7b72> T79c0ff0Tb4b4b4)Tb4b4b4;

Tff7b72if Tb4b4b4(Tff7b72!Te6edf3queued_announces Tff7b72&Tff7b72& Te6edf3outbound_time Tff7b72> Te6edf3interfaceTb4b4b4.Te6edf3announce_allowed_atTb4b4b4(Tb4b4b4)Tb4b4b4) Tb4b4b4{

Tffa657uint16_t Te6edf3wait_time Tff7b72= T79c0ff0Tb4b4b4;

Tff7b72if Tb4b4b4(Te6edf3interfaceTb4b4b4.Te6edf3bitrateTb4b4b4(Tb4b4b4) Tff7b72> T79c0ff0 Tff7b72&Tff7b72& Te6edf3interfaceTb4b4b4.Te6edf3announce_capTb4b4b4(Tb4b4b4) Tff7b72> T79c0ff0Tb4b4b4) Tb4b4b4{

Tffa657uint16_t Te6edf3tx_time Tff7b72= Tb4b4b4(Te6edf3packetTb4b4b4.Te6edf3rawTb4b4b4(Tb4b4b4)Tb4b4b4.Te6edf3sizeTb4b4b4(Tb4b4b4) Tff7b72* T79c0ff8Tb4b4b4) Tff7b72/ Te6edf3interfaceTb4b4b4.Te6edf3bitrateTb4b4b4(Tb4b4b4)Tb4b4b4;

Te6edf3wait_time Tff7b72= Tb4b4b4(Te6edf3tx_time Tff7b72/ Te6edf3interfaceTb4b4b4.Te6edf3announce_capTb4b4b4(Tb4b4b4)Tb4b4b4)Tb4b4b4;

Tb4b4b4}

Tff7b72#Tff7b72if defined(INTERFACES_SET)

Tff7b72const_castTff7b72<Te6edf3InterfaceTff7b72&Tff7b72>Tb4b4b4(Te6edf3interfaceTb4b4b4)Tb4b4b4.Te6edf3announce_allowed_atTb4b4b4(Te6edf3outbound_time Tff7b72+ Te6edf3wait_timeTb4b4b4)Tb4b4b4;

Tff7b72#Tff7b72else

Te6edf3interfaceTb4b4b4.Te6edf3announce_allowed_atTb4b4b4(Te6edf3outbound_time Tff7b72+ Te6edf3wait_timeTb4b4b4)Tb4b4b4;

Tff7b72#Tff7b72endif

Tb4b4b4}

Tff7b72else Tb4b4b4{

Te6edf3should_transmit Tff7b72= Tffa657falseTb4b4b4;

Tff7b72if Tb4b4b4(Te6edf3interfaceTb4b4b4.Te6edf3announce_queueTb4b4b4(Tb4b4b4)Tb4b4b4.Te6edf3sizeTb4b4b4(Tb4b4b4) Tff7b72< Te6edf3TypeTff7b72:Tff7b72:Te6edf3ReticulumTff7b72:Tff7b72:Te6edf3MAX_QUEUED_ANNOUNCESTb4b4b4) Tb4b4b4{

Tffa657bool Te6edf3should_queue Tff7b72= Tffa657trueTb4b4b4;

Tff7b72for Tb4b4b4(Tff7b72autoTff7b72& Te6edf3entry Tff7b72: Te6edf3interfaceTb4b4b4.Te6edf3announce_queueTb4b4b4(Tb4b4b4)Tb4b4b4) Tb4b4b4{

Tff7b72if Tb4b4b4(Te6edf3entryTb4b4b4.Te6edf3_destination Tff7b72=Tff7b72= Te6edf3packetTb4b4b4.Te6edf3destination_hashTb4b4b4(Tb4b4b4)Tb4b4b4) Tb4b4b4{

Tffa657uint64_t Te6edf3emission_timestamp Tff7b72= Te6edf3announce_emittedTb4b4b4(Te6edf3packetTb4b4b4)Tb4b4b4;

Te6edf3should_queue Tff7b72= Tffa657falseTb4b4b4;

Tff7b72if Tb4b4b4(Te6edf3emission_timestamp Tff7b72> Te6edf3entryTb4b4b4.Te6edf3_emittedTb4b4b4) Tb4b4b4{

Te6edf3entryTb4b4b4.Te6edf3_time Tff7b72= Te6edf3outbound_timeTb4b4b4;

Te6edf3entryTb4b4b4.Te6edf3_hops Tff7b72= Te6edf3packetTb4b4b4.Te6edf3hopsTb4b4b4(Tb4b4b4)Tb4b4b4;

Te6edf3entryTb4b4b4.Te6edf3_emitted Tff7b72= Te6edf3emission_timestampTb4b4b4;

Te6edf3entryTb4b4b4.Te6edf3_raw Tff7b72= Te6edf3packetTb4b4b4.Te6edf3rawTb4b4b4(Tb4b4b4)Tb4b4b4;

Tb4b4b4}

Tff7b72breakTb4b4b4;

Tb4b4b4}

Tff7b72if Tb4b4b4(Te6edf3should_queueTb4b4b4) Tb4b4b4{

Te6edf3RNSTff7b72:Tff7b72:Te6edf3AnnounceEntry Te6edf3entryTb4b4b4(

Te6edf3packetTb4b4b4.Te6edf3destination_hashTb4b4b4(Tb4b4b4)Tb4b4b4,

Te6edf3outbound_timeTb4b4b4,

Te6edf3packetTb4b4b4.Te6edf3hopsTb4b4b4(Tb4b4b4)Tb4b4b4,

Te6edf3announce_emittedTb4b4b4(Te6edf3packetTb4b4b4)Tb4b4b4,

Te6edf3packetTb4b4b4.Te6edf3rawTb4b4b4(Tb4b4b4)

Tb4b4b4)Tb4b4b4;

Te6edf3queued_announces Tff7b72= Tb4b4b4(Te6edf3interfaceTb4b4b4.Te6edf3announce_queueTb4b4b4(Tb4b4b4)Tb4b4b4.Te6edf3sizeTb4b4b4(Tb4b4b4) Tff7b72> T79c0ff0Tb4b4b4)Tb4b4b4;

Tff7b72#Tff7b72if defined(INTERFACES_SET)

Tff7b72const_castTff7b72<Te6edf3InterfaceTff7b72&Tff7b72>Tb4b4b4(Te6edf3interfaceTb4b4b4)Tb4b4b4.Te6edf3add_announceTb4b4b4(Te6edf3entryTb4b4b4)Tb4b4b4;

Tff7b72#Tff7b72else

T8b949e// CBA ACCUMULATES

Te6edf3interfaceTb4b4b4.Te6edf3add_announceTb4b4b4(Te6edf3entryTb4b4b4)Tb4b4b4;

Tff7b72#Tff7b72endif

Tff7b72if Tb4b4b4(Tff7b72!Te6edf3queued_announcesTb4b4b4) Tb4b4b4{

Tffa657double Te6edf3wait_time Tff7b72= Te6edf3stdTff7b72:Tff7b72:Te6edf3maxTb4b4b4(Te6edf3interfaceTb4b4b4.Te6edf3announce_allowed_atTb4b4b4(Tb4b4b4) Tff7b72- Te6edf3OSTff7b72:Tff7b72:Te6edf3timeTb4b4b4(Tb4b4b4)Tb4b4b4, Tb4b4b4(Tffa657doubleTb4b4b4)T79c0ff0Tb4b4b4)Tb4b4b4;

T8b949e// CBA TODO THREAD?

Tff7b72if Tb4b4b4(Te6edf3wait_time Tff7b72< T79c0ff1000Tb4b4b4) Tb4b4b4{

Te6edf3TRACETb4b4b4(Ta5d6ff"Ta5d6ffAdded announce to queue (height Ta5d6ff" Tff7b72+ Te6edf3stdTff7b72:Tff7b72:Te6edf3to_stringTb4b4b4(Te6edf3interfaceTb4b4b4.Te6edf3announce_queueTb4b4b4(Tb4b4b4)Tb4b4b4.Te6edf3sizeTb4b4b4(Tb4b4b4)Tb4b4b4) Tff7b72+ Ta5d6ff"Ta5d6ff) on Ta5d6ff" Tff7b72+ Te6edf3interfaceTb4b4b4.Te6edf3toStringTb4b4b4(Tb4b4b4) Tff7b72+ Ta5d6ff"Ta5d6ff for processing in Ta5d6ff" Tff7b72+ Te6edf3stdTff7b72:Tff7b72:Te6edf3to_stringTb4b4b4(Tb4b4b4(Tffa657intTb4b4b4)Te6edf3wait_timeTb4b4b4) Tff7b72+ Ta5d6ff"Ta5d6ff msTa5d6ff"Tb4b4b4)Tb4b4b4;

Tb4b4b4}

Tff7b72else Tb4b4b4{

Te6edf3TRACETb4b4b4(Ta5d6ff"Ta5d6ffAdded announce to queue (height Ta5d6ff" Tff7b72+ Te6edf3stdTff7b72:Tff7b72:Te6edf3to_stringTb4b4b4(Te6edf3interfaceTb4b4b4.Te6edf3announce_queueTb4b4b4(Tb4b4b4)Tb4b4b4.Te6edf3sizeTb4b4b4(Tb4b4b4)Tb4b4b4) Tff7b72+ Ta5d6ff"Ta5d6ff) on Ta5d6ff" Tff7b72+ Te6edf3interfaceTb4b4b4.Te6edf3toStringTb4b4b4(Tb4b4b4) Tff7b72+ Ta5d6ff"Ta5d6ff for processing in Ta5d6ff" Tff7b72+ Te6edf3stdTff7b72:Tff7b72:Te6edf3to_stringTb4b4b4(Te6edf3OSTff7b72:Tff7b72:Te6edf3roundTb4b4b4(Te6edf3wait_timeTff7b72/T79c0ff1000Tb4b4b4,T79c0ff1Tb4b4b4)Tb4b4b4) Tff7b72+ Ta5d6ff"Ta5d6ff sTa5d6ff"Tb4b4b4)Tb4b4b4;

Tb4b4b4}

Tff7b72else Tb4b4b4{

Tffa657double Te6edf3wait_time Tff7b72= Te6edf3stdTff7b72:Tff7b72:Te6edf3maxTb4b4b4(Te6edf3interfaceTb4b4b4.Te6edf3announce_allowed_atTb4b4b4(Tb4b4b4) Tff7b72- Te6edf3OSTff7b72:Tff7b72:Te6edf3timeTb4b4b4(Tb4b4b4)Tb4b4b4, Tb4b4b4(Tffa657doubleTb4b4b4)T79c0ff0Tb4b4b4)Tb4b4b4;

Tff7b72if Tb4b4b4(Te6edf3wait_time Tff7b72< T79c0ff1000Tb4b4b4) Tb4b4b4{

Te6edf3TRACETb4b4b4(Ta5d6ff"Ta5d6ffAdded announce to queue (height Ta5d6ff" Tff7b72+ Te6edf3stdTff7b72:Tff7b72:Te6edf3to_stringTb4b4b4(Te6edf3interfaceTb4b4b4.Te6edf3announce_queueTb4b4b4(Tb4b4b4)Tb4b4b4.Te6edf3sizeTb4b4b4(Tb4b4b4)Tb4b4b4) Tff7b72+ Ta5d6ff"Ta5d6ff) on Ta5d6ff" Tff7b72+ Te6edf3interfaceTb4b4b4.Te6edf3toStringTb4b4b4(Tb4b4b4) Tff7b72+ Ta5d6ff"Ta5d6ff for processing in Ta5d6ff" Tff7b72+ Te6edf3stdTff7b72:Tff7b72:Te6edf3to_stringTb4b4b4(Tb4b4b4(Tffa657intTb4b4b4)Te6edf3wait_timeTb4b4b4) Tff7b72+ Ta5d6ff"Ta5d6ff msTa5d6ff"Tb4b4b4)Tb4b4b4;

Tb4b4b4}

Tff7b72else Tb4b4b4{

Te6edf3TRACETb4b4b4(Ta5d6ff"Ta5d6ffAdded announce to queue (height Ta5d6ff" Tff7b72+ Te6edf3stdTff7b72:Tff7b72:Te6edf3to_stringTb4b4b4(Te6edf3interfaceTb4b4b4.Te6edf3announce_queueTb4b4b4(Tb4b4b4)Tb4b4b4.Te6edf3sizeTb4b4b4(Tb4b4b4)Tb4b4b4) Tff7b72+ Ta5d6ff"Ta5d6ff) on Ta5d6ff" Tff7b72+ Te6edf3interfaceTb4b4b4.Te6edf3toStringTb4b4b4(Tb4b4b4) Tff7b72+ Ta5d6ff"Ta5d6ff for processing in Ta5d6ff" Tff7b72+ Te6edf3stdTff7b72:Tff7b72:Te6edf3to_stringTb4b4b4(Te6edf3OSTff7b72:Tff7b72:Te6edf3roundTb4b4b4(Te6edf3wait_timeTff7b72/T79c0ff1000Tb4b4b4,T79c0ff1Tb4b4b4)Tb4b4b4) Tff7b72+ Ta5d6ff"Ta5d6ff sTa5d6ff"Tb4b4b4)Tb4b4b4;

Tb4b4b4}

Tff7b72else Tb4b4b4{

Tb4b4b4}

Tff7b72else Tb4b4b4{

Tb4b4b4}

Tff7b72#Tff7b72endif T8b949e// FIREWALL_MODE — announce gating

Tb4b4b4}

Tff7b72if Tb4b4b4(Te6edf3should_transmitTb4b4b4) Tb4b4b4{

Te6edf3TRACETb4b4b4(Ta5d6ff"Ta5d6ffTransport::outbound: Packet transmission allowedTa5d6ff"Tb4b4b4)Tb4b4b4;

Tff7b72if Tb4b4b4(Te6edf3packetTb4b4b4.Te6edf3packet_typeTb4b4b4(Tb4b4b4) Tff7b72=Tff7b72= Te6edf3TypeTff7b72:Tff7b72:Te6edf3PacketTff7b72:Tff7b72:Te6edf3ANNOUNCETb4b4b4) Tb4b4b4{

Te6edf3DEBUGTb4b4b4(Ta5d6ff"Ta5d6ffDIAG: TX-OUT announce dest=Ta5d6ff" Tff7b72+ Te6edf3packetTb4b4b4.Te6edf3destination_hashTb4b4b4(Tb4b4b4)Tb4b4b4.Te6edf3toHexTb4b4b4(Tb4b4b4)Tb4b4b4.Te6edf3substrTb4b4b4(T79c0ff0Tb4b4b4,T79c0ff8Tb4b4b4) Tff7b72+ Ta5d6ff"Ta5d6ff on Ta5d6ff" Tff7b72+ Te6edf3interfaceTb4b4b4.Te6edf3toStringTb4b4b4(Tb4b4b4)Tb4b4b4)Tb4b4b4;

Tb4b4b4}

Tff7b72if Tb4b4b4(Tff7b72!Te6edf3stored_hashTb4b4b4) Tb4b4b4{

T8b949e// CBA ACCUMULATES

Te6edf3_packet_hashlistTb4b4b4.Te6edf3push_backTb4b4b4(Te6edf3packetTb4b4b4.Te6edf3packet_hashTb4b4b4(Tb4b4b4)Tb4b4b4)Tb4b4b4;

Te6edf3stored_hash Tff7b72= Tffa657trueTb4b4b4;

Tb4b4b4}

T8b949e// TODO: Re-evaluate potential for blocking

T8b949e// def send_packet():

T8b949e// Transport.transmit(interface, packet.raw)

T8b949e// thread = threading.Thread(target=send_packet)

T8b949e// thread.daemon = True

T8b949e// thread.start()

Tff7b72#Tff7b72if defined(INTERFACES_SET)

Te6edf3transmitTb4b4b4(Tff7b72const_castTff7b72<Te6edf3InterfaceTff7b72&Tff7b72>Tb4b4b4(Te6edf3interfaceTb4b4b4)Tb4b4b4, Te6edf3packetTb4b4b4.Te6edf3rawTb4b4b4(Tb4b4b4)Tb4b4b4)Tb4b4b4;

Tff7b72#Tff7b72else

Te6edf3transmitTb4b4b4(Te6edf3interfaceTb4b4b4, Te6edf3packetTb4b4b4.Te6edf3rawTb4b4b4(Tb4b4b4)Tb4b4b4)Tb4b4b4;

Tff7b72#Tff7b72endif

Te6edf3sent Tff7b72= Tffa657trueTb4b4b4;

Tb4b4b4}

Tff7b72else Tb4b4b4{

Te6edf3TRACETb4b4b4(Ta5d6ff"Ta5d6ffTransport::outbound: Packet transmission refusedTa5d6ff"Tb4b4b4)Tb4b4b4;

Tff7b72if Tb4b4b4(Te6edf3packetTb4b4b4.Te6edf3packet_typeTb4b4b4(Tb4b4b4) Tff7b72=Tff7b72= Te6edf3TypeTff7b72:Tff7b72:Te6edf3PacketTff7b72:Tff7b72:Te6edf3ANNOUNCETb4b4b4) Tb4b4b4{

Te6edf3DEBUGTb4b4b4(Ta5d6ff"Ta5d6ffDIAG: TX-REFUSED announce dest=Ta5d6ff" Tff7b72+ Te6edf3packetTb4b4b4.Te6edf3destination_hashTb4b4b4(Tb4b4b4)Tb4b4b4.Te6edf3toHexTb4b4b4(Tb4b4b4)Tb4b4b4.Te6edf3substrTb4b4b4(T79c0ff0Tb4b4b4,T79c0ff8Tb4b4b4) Tff7b72+ Ta5d6ff"Ta5d6ff refused on Ta5d6ff" Tff7b72+ Te6edf3interfaceTb4b4b4.Te6edf3toStringTb4b4b4(Tb4b4b4)Tb4b4b4)Tb4b4b4;

Tb4b4b4}

Tff7b72if Tb4b4b4(Te6edf3sentTb4b4b4) Tb4b4b4{

Te6edf3packetTb4b4b4.Te6edf3sentTb4b4b4(Tffa657trueTb4b4b4)Tb4b4b4;

Te6edf3packetTb4b4b4.Te6edf3sent_atTb4b4b4(Te6edf3OSTff7b72:Tff7b72:Te6edf3timeTb4b4b4(Tb4b4b4)Tb4b4b4)Tb4b4b4;

T8b949e// Don't generate receipt if it has been explicitly disabled

Tff7b72if Tb4b4b4(Te6edf3packetTb4b4b4.Te6edf3create_receiptTb4b4b4(Tb4b4b4) Tff7b72&Tff7b72&

T8b949e// Only generate receipts for DATA packets

Te6edf3packetTb4b4b4.Te6edf3packet_typeTb4b4b4(Tb4b4b4) Tff7b72=Tff7b72= Te6edf3TypeTff7b72:Tff7b72:Te6edf3PacketTff7b72:Tff7b72:Te6edf3DATA Tff7b72&Tff7b72&

T8b949e// Don't generate receipts for PLAIN destinations

Te6edf3packetTb4b4b4.Te6edf3destinationTb4b4b4(Tb4b4b4)Tb4b4b4.Te6edf3typeTb4b4b4(Tb4b4b4) Tff7b72!Tff7b72= Te6edf3TypeTff7b72:Tff7b72:Te6edf3DestinationTff7b72:Tff7b72:Te6edf3PLAIN Tff7b72&Tff7b72&

T8b949e// Don't generate receipts for link-related packets

Tff7b72!Tb4b4b4(Te6edf3packetTb4b4b4.Te6edf3contextTb4b4b4(Tb4b4b4) Tff7b72>Tff7b72= Te6edf3TypeTff7b72:Tff7b72:Te6edf3PacketTff7b72:Tff7b72:Te6edf3KEEPALIVE Tff7b72&Tff7b72& Te6edf3packetTb4b4b4.Te6edf3contextTb4b4b4(Tb4b4b4) Tff7b72<Tff7b72= Te6edf3TypeTff7b72:Tff7b72:Te6edf3PacketTff7b72:Tff7b72:Te6edf3LRPROOFTb4b4b4) Tff7b72&Tff7b72&

T8b949e// Don't generate receipts for resource packets

Tff7b72!Tb4b4b4(Te6edf3packetTb4b4b4.Te6edf3contextTb4b4b4(Tb4b4b4) Tff7b72>Tff7b72= Te6edf3TypeTff7b72:Tff7b72:Te6edf3PacketTff7b72:Tff7b72:Te6edf3RESOURCE Tff7b72&Tff7b72& Te6edf3packetTb4b4b4.Te6edf3contextTb4b4b4(Tb4b4b4) Tff7b72<Tff7b72= Te6edf3TypeTff7b72:Tff7b72:Te6edf3PacketTff7b72:Tff7b72:Te6edf3RESOURCE_RCLTb4b4b4)Tb4b4b4) Tb4b4b4{

Te6edf3PacketReceipt Te6edf3receiptTb4b4b4(Te6edf3packetTb4b4b4)Tb4b4b4;

Te6edf3packetTb4b4b4.Te6edf3receiptTb4b4b4(Te6edf3receiptTb4b4b4)Tb4b4b4;

T8b949e// CBA ACCUMULATES

Te6edf3_receiptsTb4b4b4.Te6edf3push_backTb4b4b4(Te6edf3receiptTb4b4b4)Tb4b4b4;

Tb4b4b4}

Te6edf3cache_packetTb4b4b4(Te6edf3packetTb4b4b4)Tb4b4b4;

Tb4b4b4}

Te6edf3_jobs_locked Tff7b72= Tffa657falseTb4b4b4;

Tff7b72return Te6edf3sentTb4b4b4;

Tb4b4b4}

T8b949e/*static*/ Tffa657bool Te6edf3TransportTff7b72:Tff7b72:Te6edf3packet_filterTb4b4b4(Tff7b72const Te6edf3PacketTff7b72& Te6edf3packetTb4b4b4) Tb4b4b4{

T8b949e// TODO: Think long and hard about this.

T8b949e// Is it even strictly necessary with the current

T8b949e// transport rules?

Tff7b72if Tb4b4b4(Te6edf3packetTb4b4b4.Te6edf3contextTb4b4b4(Tb4b4b4) Tff7b72=Tff7b72= Te6edf3TypeTff7b72:Tff7b72:Te6edf3PacketTff7b72:Tff7b72:Te6edf3KEEPALIVETb4b4b4) Tb4b4b4{

Tff7b72return Tffa657trueTb4b4b4;

Tb4b4b4}

Tff7b72if Tb4b4b4(Te6edf3packetTb4b4b4.Te6edf3contextTb4b4b4(Tb4b4b4) Tff7b72=Tff7b72= Te6edf3TypeTff7b72:Tff7b72:Te6edf3PacketTff7b72:Tff7b72:Te6edf3RESOURCE_REQTb4b4b4) Tb4b4b4{

Tff7b72return Tffa657trueTb4b4b4;

Tb4b4b4}

Tff7b72if Tb4b4b4(Te6edf3packetTb4b4b4.Te6edf3contextTb4b4b4(Tb4b4b4) Tff7b72=Tff7b72= Te6edf3TypeTff7b72:Tff7b72:Te6edf3PacketTff7b72:Tff7b72:Te6edf3RESOURCE_PRFTb4b4b4) Tb4b4b4{

Tff7b72return Tffa657trueTb4b4b4;

Tb4b4b4}

Tff7b72if Tb4b4b4(Te6edf3packetTb4b4b4.Te6edf3contextTb4b4b4(Tb4b4b4) Tff7b72=Tff7b72= Te6edf3TypeTff7b72:Tff7b72:Te6edf3PacketTff7b72:Tff7b72:Te6edf3RESOURCETb4b4b4) Tb4b4b4{

Tff7b72return Tffa657trueTb4b4b4;

Tb4b4b4}

Tff7b72if Tb4b4b4(Te6edf3packetTb4b4b4.Te6edf3contextTb4b4b4(Tb4b4b4) Tff7b72=Tff7b72= Te6edf3TypeTff7b72:Tff7b72:Te6edf3PacketTff7b72:Tff7b72:Te6edf3CACHE_REQUESTTb4b4b4) Tb4b4b4{

Tff7b72return Tffa657trueTb4b4b4;

Tb4b4b4}

Tff7b72if Tb4b4b4(Te6edf3packetTb4b4b4.Te6edf3contextTb4b4b4(Tb4b4b4) Tff7b72=Tff7b72= Te6edf3TypeTff7b72:Tff7b72:Te6edf3PacketTff7b72:Tff7b72:Te6edf3CHANNELTb4b4b4) Tb4b4b4{

Tff7b72return Tffa657trueTb4b4b4;

Tb4b4b4}

Tff7b72if Tb4b4b4(Te6edf3packetTb4b4b4.Te6edf3destination_typeTb4b4b4(Tb4b4b4) Tff7b72=Tff7b72= Te6edf3TypeTff7b72:Tff7b72:Te6edf3DestinationTff7b72:Tff7b72:Te6edf3PLAINTb4b4b4) Tb4b4b4{

Tff7b72if Tb4b4b4(Te6edf3packetTb4b4b4.Te6edf3packet_typeTb4b4b4(Tb4b4b4) Tff7b72!Tff7b72= Te6edf3TypeTff7b72:Tff7b72:Te6edf3PacketTff7b72:Tff7b72:Te6edf3ANNOUNCETb4b4b4) Tb4b4b4{

Tff7b72if Tb4b4b4(Te6edf3packetTb4b4b4.Te6edf3hopsTb4b4b4(Tb4b4b4) Tff7b72> T79c0ff1Tb4b4b4) Tb4b4b4{

Te6edf3DEBUGTb4b4b4(Ta5d6ff"Ta5d6ffDropped PLAIN packet Ta5d6ff" Tff7b72+ Te6edf3packetTb4b4b4.Te6edf3packet_hashTb4b4b4(Tb4b4b4)Tb4b4b4.Te6edf3toHexTb4b4b4(Tb4b4b4) Tff7b72+ Ta5d6ff"Ta5d6ff with Ta5d6ff" Tff7b72+ Te6edf3stdTff7b72:Tff7b72:Te6edf3to_stringTb4b4b4(Te6edf3packetTb4b4b4.Te6edf3hopsTb4b4b4(Tb4b4b4)Tb4b4b4) Tff7b72+ Ta5d6ff"Ta5d6ff hopsTa5d6ff"Tb4b4b4)Tb4b4b4;

Tff7b72return Tffa657falseTb4b4b4;

Tb4b4b4}

Tff7b72else Tb4b4b4{

Tff7b72return Tffa657trueTb4b4b4;

Tb4b4b4}

Tff7b72else Tb4b4b4{

Te6edf3DEBUGTb4b4b4(Ta5d6ff"Ta5d6ffDropped invalid PLAIN announce packetTa5d6ff"Tb4b4b4)Tb4b4b4;

Tff7b72return Tffa657falseTb4b4b4;

Tb4b4b4}

Tff7b72if Tb4b4b4(Te6edf3packetTb4b4b4.Te6edf3destination_typeTb4b4b4(Tb4b4b4) Tff7b72=Tff7b72= Te6edf3TypeTff7b72:Tff7b72:Te6edf3DestinationTff7b72:Tff7b72:Te6edf3GROUPTb4b4b4) Tb4b4b4{

Tff7b72if Tb4b4b4(Te6edf3packetTb4b4b4.Te6edf3packet_typeTb4b4b4(Tb4b4b4) Tff7b72!Tff7b72= Te6edf3TypeTff7b72:Tff7b72:Te6edf3PacketTff7b72:Tff7b72:Te6edf3ANNOUNCETb4b4b4) Tb4b4b4{

Tff7b72if Tb4b4b4(Te6edf3packetTb4b4b4.Te6edf3hopsTb4b4b4(Tb4b4b4) Tff7b72> T79c0ff1Tb4b4b4) Tb4b4b4{

Te6edf3DEBUGTb4b4b4(Ta5d6ff"Ta5d6ffDropped GROUP packet Ta5d6ff" Tff7b72+ Te6edf3packetTb4b4b4.Te6edf3packet_hashTb4b4b4(Tb4b4b4)Tb4b4b4.Te6edf3toHexTb4b4b4(Tb4b4b4) Tff7b72+ Ta5d6ff"Ta5d6ff with Ta5d6ff" Tff7b72+ Te6edf3stdTff7b72:Tff7b72:Te6edf3to_stringTb4b4b4(Te6edf3packetTb4b4b4.Te6edf3hopsTb4b4b4(Tb4b4b4)Tb4b4b4) Tff7b72+ Ta5d6ff"Ta5d6ff hopsTa5d6ff"Tb4b4b4)Tb4b4b4;

Tff7b72return Tffa657falseTb4b4b4;

Tb4b4b4}

Tff7b72else Tb4b4b4{

Tff7b72return Tffa657trueTb4b4b4;

Tb4b4b4}

Tff7b72else Tb4b4b4{

Te6edf3DEBUGTb4b4b4(Ta5d6ff"Ta5d6ffDropped invalid GROUP announce packetTa5d6ff"Tb4b4b4)Tb4b4b4;

Tff7b72return Tffa657falseTb4b4b4;

Tb4b4b4}

Tff7b72if Tb4b4b4(Te6edf3stdTff7b72:Tff7b72:Te6edf3findTb4b4b4(Te6edf3_packet_hashlistTb4b4b4.Te6edf3beginTb4b4b4(Tb4b4b4)Tb4b4b4, Te6edf3_packet_hashlistTb4b4b4.Te6edf3endTb4b4b4(Tb4b4b4)Tb4b4b4, Te6edf3packetTb4b4b4.Te6edf3packet_hashTb4b4b4(Tb4b4b4)Tb4b4b4) Tff7b72=Tff7b72= Te6edf3_packet_hashlistTb4b4b4.Te6edf3endTb4b4b4(Tb4b4b4)Tb4b4b4) Tb4b4b4{

Te6edf3TRACETb4b4b4(Ta5d6ff"Ta5d6ffTransport::packet_filter: packet not previously seenTa5d6ff"Tb4b4b4)Tb4b4b4;

Tff7b72return Tffa657trueTb4b4b4;

Tb4b4b4}

Tff7b72else Tb4b4b4{

Tff7b72if Tb4b4b4(Te6edf3packetTb4b4b4.Te6edf3packet_typeTb4b4b4(Tb4b4b4) Tff7b72=Tff7b72= Te6edf3TypeTff7b72:Tff7b72:Te6edf3PacketTff7b72:Tff7b72:Te6edf3ANNOUNCETb4b4b4) Tb4b4b4{

Tff7b72if Tb4b4b4(Te6edf3packetTb4b4b4.Te6edf3destination_typeTb4b4b4(Tb4b4b4) Tff7b72=Tff7b72= Te6edf3TypeTff7b72:Tff7b72:Te6edf3DestinationTff7b72:Tff7b72:Te6edf3SINGLETb4b4b4) Tb4b4b4{

Te6edf3TRACETb4b4b4(Ta5d6ff"Ta5d6ffTransport::packet_filter: packet previously seen but is SINGLE ANNOUNCETa5d6ff"Tb4b4b4)Tb4b4b4;

Tff7b72return Tffa657trueTb4b4b4;

Tb4b4b4}

Tff7b72else Tb4b4b4{

Te6edf3DEBUGTb4b4b4(Ta5d6ff"Ta5d6ffDropped invalid announce packetTa5d6ff"Tb4b4b4)Tb4b4b4;

Tff7b72return Tffa657falseTb4b4b4;

Tb4b4b4}

Te6edf3DEBUGTb4b4b4(Ta5d6ff"Ta5d6ffFILTERED duplicate packet Ta5d6ff" Tff7b72+ Te6edf3packetTb4b4b4.Te6edf3packet_hashTb4b4b4(Tb4b4b4)Tb4b4b4.Te6edf3toHexTb4b4b4(Tb4b4b4)Tb4b4b4.Te6edf3substrTb4b4b4(T79c0ff0Tb4b4b4,T79c0ff8Tb4b4b4) Tff7b72+ Ta5d6ff"Ta5d6ff dest=Ta5d6ff" Tff7b72+ Te6edf3packetTb4b4b4.Te6edf3destination_hashTb4b4b4(Tb4b4b4)Tb4b4b4.Te6edf3toHexTb4b4b4(Tb4b4b4)Tb4b4b4.Te6edf3substrTb4b4b4(T79c0ff0Tb4b4b4,T79c0ff8Tb4b4b4) Tff7b72+ Ta5d6ff"Ta5d6ff type=Ta5d6ff" Tff7b72+ Te6edf3stdTff7b72:Tff7b72:Te6edf3to_stringTb4b4b4(Te6edf3packetTb4b4b4.Te6edf3packet_typeTb4b4b4(Tb4b4b4)Tb4b4b4) Tff7b72+ Ta5d6ff"Ta5d6ff ctx=Ta5d6ff" Tff7b72+ Te6edf3stdTff7b72:Tff7b72:Te6edf3to_stringTb4b4b4(Te6edf3packetTb4b4b4.Te6edf3contextTb4b4b4(Tb4b4b4)Tb4b4b4)Tb4b4b4)Tb4b4b4;

Te6edf3DEBUGTb4b4b4(Ta5d6ff"Ta5d6ffDIAG: FILTERED dup dest=Ta5d6ff" Tff7b72+ Te6edf3packetTb4b4b4.Te6edf3destination_hashTb4b4b4(Tb4b4b4)Tb4b4b4.Te6edf3toHexTb4b4b4(Tb4b4b4)Tb4b4b4.Te6edf3substrTb4b4b4(T79c0ff0Tb4b4b4,T79c0ff8Tb4b4b4) Tff7b72+ Ta5d6ff"Ta5d6ff type=Ta5d6ff" Tff7b72+ Te6edf3stdTff7b72:Tff7b72:Te6edf3to_stringTb4b4b4(Te6edf3packetTb4b4b4.Te6edf3packet_typeTb4b4b4(Tb4b4b4)Tb4b4b4)Tb4b4b4)Tb4b4b4;

Tff7b72return Tffa657falseTb4b4b4;

Tb4b4b4}

T8b949e/*static*/ Tffa657void Te6edf3TransportTff7b72:Tff7b72:Te6edf3inboundTb4b4b4(Tff7b72const Te6edf3BytesTff7b72& Te6edf3raw_inTb4b4b4, Tff7b72const Te6edf3InterfaceTff7b72& Te6edf3interface T8b949e/*= {Type::NONE}*/Tb4b4b4) Tb4b4b4{

Te6edf3TRACEFTb4b4b4(Ta5d6ff"Ta5d6ffTransport::inbound: received %d bytesTa5d6ff"Tb4b4b4, Te6edf3raw_inTb4b4b4.Te6edf3sizeTb4b4b4(Tb4b4b4)Tb4b4b4)Tb4b4b4;

Tff7b72+Tff7b72+Te6edf3_packets_receivedTb4b4b4;

T8b949e// Heap telemetry: snapshot at entry

Tffa657size_t Te6edf3_heap_at_entry Tff7b72= Te6edf3OSTff7b72:Tff7b72:Te6edf3heap_availableTb4b4b4(Tb4b4b4)Tb4b4b4;

T8b949e// CBA

Tff7b72if Tb4b4b4(Te6edf3_callbacksTb4b4b4.Te6edf3_receive_packetTb4b4b4) Tb4b4b4{

Tff7b72try Tb4b4b4{

Te6edf3_callbacksTb4b4b4.Te6edf3_receive_packetTb4b4b4(Te6edf3raw_inTb4b4b4, Te6edf3interfaceTb4b4b4)Tb4b4b4;

Tb4b4b4}

Tff7b72catch Tb4b4b4(Te6edf3stdTff7b72:Tff7b72:Te6edf3exceptionTff7b72& Te6edf3eTb4b4b4) Tb4b4b4{

Te6edf3DEBUGTb4b4b4(Ta5d6ff"Ta5d6ffError while executing receive packet callback. The contained exception was: Ta5d6ff" Tff7b72+ Te6edf3stdTff7b72:Tff7b72:Te6edf3stringTb4b4b4(Te6edf3eTb4b4b4.Te6edf3whatTb4b4b4(Tb4b4b4)Tb4b4b4)Tb4b4b4)Tb4b4b4;

Tb4b4b4}

T8b949e// Mutable copy of raw data for IFAC processing

Te6edf3Bytes Te6edf3raw Tff7b72= Te6edf3raw_inTb4b4b4;

T8b949e// If interface access codes are enabled,

T8b949e// we must authenticate each packet.

Tff7b72if Tb4b4b4(Te6edf3rawTb4b4b4.Te6edf3sizeTb4b4b4(Tb4b4b4) Tff7b72> T79c0ff2Tb4b4b4) Tb4b4b4{

Tff7b72if Tb4b4b4(Te6edf3interface Tff7b72&Tff7b72& Te6edf3interfaceTb4b4b4.Te6edf3ifac_identityTb4b4b4(Tb4b4b4)Tb4b4b4) Tb4b4b4{

T8b949e// Check that IFAC flag is set

Tff7b72if Tb4b4b4(Tb4b4b4(Te6edf3rawTb4b4b4[T79c0ff0Tb4b4b4] Tff7b72& T79c0ff0x80Tb4b4b4) Tff7b72=Tff7b72= T79c0ff0x80Tb4b4b4) Tb4b4b4{

Tff7b72if Tb4b4b4(Te6edf3rawTb4b4b4.Te6edf3sizeTb4b4b4(Tb4b4b4) Tff7b72> Tb4b4b4(Tffa657size_tTb4b4b4)Tb4b4b4(T79c0ff2 Tff7b72+ Te6edf3interfaceTb4b4b4.Te6edf3ifac_sizeTb4b4b4(Tb4b4b4)Tb4b4b4)Tb4b4b4) Tb4b4b4{

T8b949e// Extract IFAC

Te6edf3Bytes Te6edf3ifac Tff7b72= Te6edf3rawTb4b4b4.Te6edf3midTb4b4b4(T79c0ff2Tb4b4b4, Te6edf3interfaceTb4b4b4.Te6edf3ifac_sizeTb4b4b4(Tb4b4b4)Tb4b4b4)Tb4b4b4;

T8b949e// Generate mask

Te6edf3Bytes Te6edf3mask Tff7b72= Te6edf3CryptographyTff7b72:Tff7b72:Te6edf3hkdfTb4b4b4(

Te6edf3rawTb4b4b4.Te6edf3sizeTb4b4b4(Tb4b4b4)Tb4b4b4,

Te6edf3ifacTb4b4b4,

Te6edf3interfaceTb4b4b4.Te6edf3ifac_keyTb4b4b4(Tb4b4b4)

Tb4b4b4)Tb4b4b4;

T8b949e// Unmask payload

Te6edf3Bytes Te6edf3unmasked_rawTb4b4b4;

Tff7b72for Tb4b4b4(Tffa657size_t Te6edf3i Tff7b72= T79c0ff0Tb4b4b4; Te6edf3i Tff7b72< Te6edf3rawTb4b4b4.Te6edf3sizeTb4b4b4(Tb4b4b4)Tb4b4b4; Te6edf3iTff7b72+Tff7b72+Tb4b4b4) Tb4b4b4{

Tff7b72if Tb4b4b4(Te6edf3i Tff7b72<Tff7b72= T79c0ff1 Tff7b72|Tff7b72| Te6edf3i Tff7b72> Tb4b4b4(Tffa657size_tTb4b4b4)Tb4b4b4(Te6edf3interfaceTb4b4b4.Te6edf3ifac_sizeTb4b4b4(Tb4b4b4) Tff7b72+ T79c0ff1Tb4b4b4)Tb4b4b4) Tb4b4b4{

T8b949e// Unmask header bytes and payload

Te6edf3unmasked_rawTb4b4b4.Te6edf3appendTb4b4b4(Tb4b4b4(Tffa657uint8_tTb4b4b4)Tb4b4b4(Te6edf3rawTb4b4b4[Te6edf3iTb4b4b4] Tff7b72^ Te6edf3maskTb4b4b4[Te6edf3iTb4b4b4]Tb4b4b4)Tb4b4b4)Tb4b4b4;

Tb4b4b4}

Tff7b72else Tb4b4b4{

T8b949e// Don't unmask IFAC itself

Te6edf3unmasked_rawTb4b4b4.Te6edf3appendTb4b4b4(Te6edf3rawTb4b4b4[Te6edf3iTb4b4b4]Tb4b4b4)Tb4b4b4;

Tb4b4b4}

Te6edf3raw Tff7b72= Te6edf3unmasked_rawTb4b4b4;

T8b949e// Unset IFAC flag

Tffa657uint8_t Te6edf3new_header0 Tff7b72= Te6edf3rawTb4b4b4[T79c0ff0Tb4b4b4] Tff7b72& T79c0ff0x7FTb4b4b4;

Tffa657uint8_t Te6edf3new_header1 Tff7b72= Te6edf3rawTb4b4b4[T79c0ff1Tb4b4b4]Tb4b4b4;

T8b949e// Re-assemble packet without IFAC bytes

Te6edf3Bytes Te6edf3new_rawTb4b4b4;

Te6edf3new_rawTb4b4b4.Te6edf3appendTb4b4b4(Te6edf3new_header0Tb4b4b4)Tb4b4b4;

Te6edf3new_rawTb4b4b4.Te6edf3appendTb4b4b4(Te6edf3new_header1Tb4b4b4)Tb4b4b4;

Te6edf3new_rawTb4b4b4.Te6edf3appendTb4b4b4(Te6edf3rawTb4b4b4.Te6edf3midTb4b4b4(T79c0ff2 Tff7b72+ Te6edf3interfaceTb4b4b4.Te6edf3ifac_sizeTb4b4b4(Tb4b4b4)Tb4b4b4)Tb4b4b4)Tb4b4b4;

T8b949e// Calculate expected IFAC

Te6edf3Bytes Te6edf3expected_signature Tff7b72= Te6edf3interfaceTb4b4b4.Te6edf3ifac_idTb4b4b4(Tb4b4b4)Tb4b4b4.Te6edf3signTb4b4b4(Te6edf3new_rawTb4b4b4)Tb4b4b4;

Te6edf3Bytes Te6edf3expected_ifac Tff7b72= Te6edf3expected_signatureTb4b4b4.Te6edf3rightTb4b4b4(Te6edf3interfaceTb4b4b4.Te6edf3ifac_sizeTb4b4b4(Tb4b4b4)Tb4b4b4)Tb4b4b4;

T8b949e// Check it

Tff7b72if Tb4b4b4(Te6edf3ifac Tff7b72=Tff7b72= Te6edf3expected_ifacTb4b4b4) Tb4b4b4{

Te6edf3raw Tff7b72= Te6edf3new_rawTb4b4b4;

Tb4b4b4}

Tff7b72else Tb4b4b4{

Te6edf3TRACETb4b4b4(Ta5d6ff"Ta5d6ffTransport::inbound: IFAC authentication failed, dropping packetTa5d6ff"Tb4b4b4)Tb4b4b4;

Tff7b72returnTb4b4b4;

Tb4b4b4}

Tff7b72else Tb4b4b4{

Te6edf3TRACETb4b4b4(Ta5d6ff"Ta5d6ffTransport::inbound: packet too short for IFAC, droppingTa5d6ff"Tb4b4b4)Tb4b4b4;

Tff7b72returnTb4b4b4;

Tb4b4b4}

Tff7b72else Tb4b4b4{

T8b949e// If the IFAC flag is not set, but should be, drop the packet

Te6edf3TRACETb4b4b4(Ta5d6ff"Ta5d6ffTransport::inbound: IFAC required but flag not set, dropping packetTa5d6ff"Tb4b4b4)Tb4b4b4;

Tff7b72returnTb4b4b4;

Tb4b4b4}

Tff7b72else Tb4b4b4{

T8b949e// If the interface does not have IFAC enabled,

T8b949e// check the received packet IFAC flag.

Tff7b72if Tb4b4b4(Tb4b4b4(Te6edf3rawTb4b4b4[T79c0ff0Tb4b4b4] Tff7b72& T79c0ff0x80Tb4b4b4) Tff7b72=Tff7b72= T79c0ff0x80Tb4b4b4) Tb4b4b4{

T8b949e// If the flag is set, drop the packet

Te6edf3TRACETb4b4b4(Ta5d6ff"Ta5d6ffTransport::inbound: IFAC flag set but interface has no IFAC, dropping packetTa5d6ff"Tb4b4b4)Tb4b4b4;

Tff7b72returnTb4b4b4;

Tb4b4b4}

Tff7b72else Tb4b4b4{

Tff7b72returnTb4b4b4;

Tb4b4b4}

Tff7b72while Tb4b4b4(Te6edf3_jobs_runningTb4b4b4) Tb4b4b4{

Te6edf3TRACETb4b4b4(Ta5d6ff"Ta5d6ffTransport::inbound: sleeping...Ta5d6ff"Tb4b4b4)Tb4b4b4;

Te6edf3OSTff7b72:Tff7b72:Te6edf3sleepTb4b4b4(T79c0ff0.0005Tb4b4b4)Tb4b4b4;

Tb4b4b4}

Tff7b72if Tb4b4b4(Tff7b72!Te6edf3_identityTb4b4b4) Tb4b4b4{

Te6edf3WARNINGTb4b4b4(Ta5d6ff"Ta5d6ffTransport::inbound: No identity!Ta5d6ff"Tb4b4b4)Tb4b4b4;

Tff7b72returnTb4b4b4;

Tb4b4b4}

Te6edf3_jobs_locked Tff7b72= Tffa657trueTb4b4b4;

Te6edf3Packet Te6edf3packetTb4b4b4(Te6edf3RNSTff7b72:Tff7b72:Te6edf3DestinationTb4b4b4(Te6edf3RNSTff7b72:Tff7b72:Te6edf3TypeTff7b72:Tff7b72:Te6edf3NONETb4b4b4)Tb4b4b4, Te6edf3rawTb4b4b4)Tb4b4b4;

Tff7b72if Tb4b4b4(Tff7b72!Te6edf3packetTb4b4b4.Te6edf3unpackTb4b4b4(Tb4b4b4)Tb4b4b4) Tb4b4b4{

Te6edf3WARNINGTb4b4b4(Ta5d6ff"Ta5d6ffTransport::inbound: Packet unpack failed!Ta5d6ff"Tb4b4b4)Tb4b4b4;

Tff7b72returnTb4b4b4;

Tb4b4b4}

Tff7b72#Tff7b72ifndef NDEBUG

Te6edf3TRACETb4b4b4(Ta5d6ff"Ta5d6ffTransport::inbound: packet: Ta5d6ff" Tff7b72+ Te6edf3packetTb4b4b4.Te6edf3debugStringTb4b4b4(Tb4b4b4)Tb4b4b4)Tb4b4b4;

Tff7b72#Tff7b72endif

Te6edf3TRACETb4b4b4(Ta5d6ff"Ta5d6ffTransport::inbound: destination=Ta5d6ff" Tff7b72+ Te6edf3packetTb4b4b4.Te6edf3destination_hashTb4b4b4(Tb4b4b4)Tb4b4b4.Te6edf3toHexTb4b4b4(Tb4b4b4) Tff7b72+ Ta5d6ff"Ta5d6ff hops=Ta5d6ff" Tff7b72+ Te6edf3stdTff7b72:Tff7b72:Te6edf3to_stringTb4b4b4(Te6edf3packetTb4b4b4.Te6edf3hopsTb4b4b4(Tb4b4b4)Tb4b4b4)Tb4b4b4)Tb4b4b4;

Te6edf3packetTb4b4b4.Te6edf3receiving_interfaceTb4b4b4(Te6edf3interfaceTb4b4b4)Tb4b4b4;

Te6edf3packetTb4b4b4.Te6edf3hopsTb4b4b4(Te6edf3packetTb4b4b4.Te6edf3hopsTb4b4b4(Tb4b4b4) Tff7b72+ T79c0ff1Tb4b4b4)Tb4b4b4;

T8b949e// Helper: determine destination zone from path table / local dests

Tff7b72auto Te6edf3dest_zone Tff7b72= Tb4b4b4[Tff7b72&Tb4b4b4]Tb4b4b4(Tff7b72const Te6edf3BytesTff7b72& Te6edf3hashTb4b4b4) Tff7b72-Tff7b72> Tff7b72const Tffa657charTff7b72* Tb4b4b4{

Tff7b72if Tb4b4b4(Tff7b72!Te6edf3hashTb4b4b4) Tff7b72return Ta5d6ff"Ta5d6ff?Ta5d6ff"Tb4b4b4;

T8b949e// Check local registered destinations

Tff7b72#Tff7b72if defined(DESTINATIONS_MAP)

Tff7b72if Tb4b4b4(Te6edf3_destinationsTb4b4b4.Te6edf3findTb4b4b4(Te6edf3hashTb4b4b4) Tff7b72!Tff7b72= Te6edf3_destinationsTb4b4b4.Te6edf3endTb4b4b4(Tb4b4b4)Tb4b4b4) Tff7b72return Ta5d6ff"Ta5d6ffLANTa5d6ff"Tb4b4b4;

Tff7b72#Tff7b72elif defined(DESTINATIONS_SET)

Tff7b72for Tb4b4b4(Tff7b72autoTff7b72& Te6edf3d Tff7b72: Te6edf3_destinationsTb4b4b4) Tb4b4b4{ Tff7b72if Tb4b4b4(Te6edf3dTb4b4b4.Te6edf3hashTb4b4b4(Tb4b4b4) Tff7b72=Tff7b72= Te6edf3hashTb4b4b4) Tff7b72return Ta5d6ff"Ta5d6ffLANTa5d6ff"Tb4b4b4; Tb4b4b4}

Tff7b72#Tff7b72endif

T8b949e// Check control hashes

Tff7b72if Tb4b4b4(Te6edf3_control_hashesTb4b4b4.Te6edf3findTb4b4b4(Te6edf3hashTb4b4b4) Tff7b72!Tff7b72= Te6edf3_control_hashesTb4b4b4.Te6edf3endTb4b4b4(Tb4b4b4)Tb4b4b4) Tff7b72return Ta5d6ff"Ta5d6ffCTLTa5d6ff"Tb4b4b4;

T8b949e// Check path table

Tff7b72if Tb4b4b4(Te6edf3has_pathTb4b4b4(Te6edf3hashTb4b4b4)Tb4b4b4) Tb4b4b4{

Tff7b72const Te6edf3PathEntryTff7b72* Te6edf3entry Tff7b72= Te6edf3select_pathTb4b4b4(Te6edf3hashTb4b4b4)Tb4b4b4;

Tff7b72if Tb4b4b4(Te6edf3entryTb4b4b4) Tb4b4b4{

Te6edf3Interface Te6edf3iface Tff7b72= Te6edf3find_interface_from_hashTb4b4b4(Te6edf3entryTff7b72-Tff7b72>Te6edf3receiving_interfaceTb4b4b4)Tb4b4b4;

Tff7b72if Tb4b4b4(Te6edf3iface Tff7b72&Tff7b72& Te6edf3ifaceTb4b4b4.Te6edf3is_backboneTb4b4b4(Tb4b4b4)Tb4b4b4) Tff7b72return Ta5d6ff"Ta5d6ffWANTa5d6ff"Tb4b4b4;

Tff7b72return Ta5d6ff"Ta5d6ffLANTa5d6ff"Tb4b4b4;

Tb4b4b4}

Tff7b72return Ta5d6ff"Ta5d6ff?Ta5d6ff"Tb4b4b4;

Tb4b4b4}Tb4b4b4;

T8b949e// TODO

T8b949e//if (packet_filter(packet)) {

T8b949e// CBA

Tffa657bool Te6edf3accept Tff7b72= Tffa657trueTb4b4b4;

Tff7b72if Tb4b4b4(Te6edf3_callbacksTb4b4b4.Te6edf3_filter_packetTb4b4b4) Tb4b4b4{

Tff7b72try Tb4b4b4{

Te6edf3accept Tff7b72= Te6edf3_callbacksTb4b4b4.Te6edf3_filter_packetTb4b4b4(Te6edf3packetTb4b4b4)Tb4b4b4;

Tb4b4b4}

Tff7b72catch Tb4b4b4(Te6edf3stdTff7b72:Tff7b72:Te6edf3exceptionTff7b72& Te6edf3eTb4b4b4) Tb4b4b4{

Te6edf3DEBUGTb4b4b4(Ta5d6ff"Ta5d6ffError while executing filter packet callback. The contained exception was: Ta5d6ff" Tff7b72+ Te6edf3stdTff7b72:Tff7b72:Te6edf3stringTb4b4b4(Te6edf3eTb4b4b4.Te6edf3whatTb4b4b4(Tb4b4b4)Tb4b4b4)Tb4b4b4)Tb4b4b4;

Tb4b4b4}

Tff7b72if Tb4b4b4(Te6edf3acceptTb4b4b4) Tb4b4b4{

Te6edf3accept Tff7b72= Te6edf3packet_filterTb4b4b4(Te6edf3packetTb4b4b4)Tb4b4b4;

Tb4b4b4}

Tff7b72if Tb4b4b4(Te6edf3acceptTb4b4b4) Tb4b4b4{

Te6edf3TRACETb4b4b4(Ta5d6ff"Ta5d6ffTransport::inbound: Packet accepted by filterTa5d6ff"Tb4b4b4)Tb4b4b4;

T8b949e// FIREWALL MODE: Comprehensive firewall for backbone traffic.

T8b949e//

T8b949e// Three rules:

T8b949e// 1. Addresses that touch local interfaces (RNode/LoRa, LocalTCP)

T8b949e// get whitelisted on the backbone interface.

T8b949e// 2. Every packet referencing a whitelisted address — ALL identifiers

T8b949e// in that packet also get whitelisted (link hashes, announces,

T8b949e// requests, proofs, truncated hashes, transport IDs, EVERYTHING).

T8b949e// 3. Everything else gets blocked on the backbone interface.

T8b949e//

T8b949e// 4. TRANSITIVE WHITELIST: For every packet, extract ALL

T8b949e// identifiable addresses. If ANY address is already in a

T8b949e// whitelist, add ALL to the secondary whitelist. This covers

T8b949e// link IDs, ratchet IDs, transport IDs, path request targets,

T8b949e// and announce ratchets — in both directions.

Tff7b72#Tff7b72ifdef FIREWALL_MODE

Tb4b4b4{

Tffa657bool Te6edf3is_backbone Tff7b72= Te6edf3is_backbone_interfaceTb4b4b4(Te6edf3packetTb4b4b4.Te6edf3receiving_interfaceTb4b4b4(Tb4b4b4)Tb4b4b4)Tb4b4b4;

T8b949e// ── Extract all addresses from this packet ──────────

T8b949e// Two tiers:

T8b949e// TIER 1 (seed + check): user-facing destinations —

T8b949e// dest_hash, link_id, path_req_target, announce_ratchet.

T8b949e// These get added to WL#2 on pass.

T8b949e// TIER 2 (check only): relay infrastructure —

T8b949e// truncated_hash, transport_id. These can PERMIT a

T8b949e// packet through but are NEVER added to WL#2, because

T8b949e// they represent relay nodes, not user traffic.

Tff7b72auto Te6edf3wl_add Tff7b72= Tb4b4b4[Tff7b72&Tb4b4b4]Tb4b4b4(Tff7b72const Te6edf3BytesTff7b72& Te6edf3addrTb4b4b4, Tff7b72const Tffa657charTff7b72* Te6edf3tagTb4b4b4) Tb4b4b4{

Tff7b72if Tb4b4b4(Tff7b72!Te6edf3addrTb4b4b4) Tff7b72returnTb4b4b4;

Tff7b72if Tb4b4b4(Te6edf3_control_hashesTb4b4b4.Te6edf3findTb4b4b4(Te6edf3addrTb4b4b4) Tff7b72!Tff7b72= Te6edf3_control_hashesTb4b4b4.Te6edf3endTb4b4b4(Tb4b4b4)Tb4b4b4) Tff7b72returnTb4b4b4;

Tff7b72if Tb4b4b4(Te6edf3wl2_pushTb4b4b4(Te6edf3addrTb4b4b4)Tb4b4b4) Tb4b4b4{

Te6edf3NOTICETb4b4b4(Ta5d6ff"Ta5d6ffWL#2 ADD - Ta5d6ff" Tff7b72+ Te6edf3addrTb4b4b4.Te6edf3toHexTb4b4b4(Tb4b4b4)Tb4b4b4.Te6edf3substrTb4b4b4(T79c0ff0Tb4b4b4,T79c0ff8Tb4b4b4) Tff7b72+ Ta5d6ff"Ta5d6ff (from Ta5d6ff" Tff7b72+ Te6edf3zone_tagTb4b4b4(Te6edf3strcmpTb4b4b4(Te6edf3tagTb4b4b4,Ta5d6ff"Ta5d6ffbackboneTa5d6ff"Tb4b4b4)Tff7b72=Tff7b72=T79c0ff0Tb4b4b4) Tff7b72+ Ta5d6ff"Ta5d6ff)Ta5d6ff"Tb4b4b4)Tb4b4b4;

Tb4b4b4}

Tb4b4b4}Tb4b4b4;

Tff7b72auto Te6edf3wl_known Tff7b72= Tb4b4b4[Tff7b72&Tb4b4b4]Tb4b4b4(Tff7b72const Te6edf3BytesTff7b72& Te6edf3addrTb4b4b4) Tff7b72-Tff7b72> Tffa657bool Tb4b4b4{

Tff7b72return Te6edf3stdTff7b72:Tff7b72:Te6edf3findTb4b4b4(Te6edf3_firewall_local_addressesTb4b4b4.Te6edf3beginTb4b4b4(Tb4b4b4)Tb4b4b4, Te6edf3_firewall_local_addressesTb4b4b4.Te6edf3endTb4b4b4(Tb4b4b4)Tb4b4b4, Te6edf3addrTb4b4b4) Tff7b72!Tff7b72= Te6edf3_firewall_local_addressesTb4b4b4.Te6edf3endTb4b4b4(Tb4b4b4)

Tff7b72|Tff7b72| Te6edf3stdTff7b72:Tff7b72:Te6edf3findTb4b4b4(Te6edf3_firewall_mentioned_addressesTb4b4b4.Te6edf3beginTb4b4b4(Tb4b4b4)Tb4b4b4, Te6edf3_firewall_mentioned_addressesTb4b4b4.Te6edf3endTb4b4b4(Tb4b4b4)Tb4b4b4, Te6edf3addrTb4b4b4) Tff7b72!Tff7b72= Te6edf3_firewall_mentioned_addressesTb4b4b4.Te6edf3endTb4b4b4(Tb4b4b4)Tb4b4b4;

Tb4b4b4}Tb4b4b4;

T8b949e// Tier 1: user-facing addresses (seeded + checked)

Te6edf3stdTff7b72:Tff7b72:Te6edf3vectorTff7b72<Te6edf3BytesTff7b72> Te6edf3addrsTb4b4b4;

Te6edf3addrsTb4b4b4.Te6edf3push_backTb4b4b4(Te6edf3packetTb4b4b4.Te6edf3destination_hashTb4b4b4(Tb4b4b4)Tb4b4b4)Tb4b4b4;

Tff7b72if Tb4b4b4(Te6edf3packetTb4b4b4.Te6edf3packet_typeTb4b4b4(Tb4b4b4) Tff7b72=Tff7b72= Te6edf3TypeTff7b72:Tff7b72:Te6edf3PacketTff7b72:Tff7b72:Te6edf3LINKREQUESTTb4b4b4) Tb4b4b4{

Te6edf3addrsTb4b4b4.Te6edf3push_backTb4b4b4(Te6edf3LinkTff7b72:Tff7b72:Te6edf3link_id_from_lr_packetTb4b4b4(Te6edf3packetTb4b4b4)Tb4b4b4)Tb4b4b4;

Tb4b4b4}

T8b949e// Path request: target destination in first 16 bytes of data

Tff7b72if Tb4b4b4(Te6edf3_control_hashesTb4b4b4.Te6edf3findTb4b4b4(Te6edf3packetTb4b4b4.Te6edf3destination_hashTb4b4b4(Tb4b4b4)Tb4b4b4) Tff7b72!Tff7b72= Te6edf3_control_hashesTb4b4b4.Te6edf3endTb4b4b4(Tb4b4b4)

Tff7b72&Tff7b72& Te6edf3packetTb4b4b4.Te6edf3dataTb4b4b4(Tb4b4b4)Tb4b4b4.Te6edf3sizeTb4b4b4(Tb4b4b4) Tff7b72>Tff7b72= Te6edf3TypeTff7b72:Tff7b72:Te6edf3IdentityTff7b72:Tff7b72:Te6edf3TRUNCATED_HASHLENGTHTff7b72/T79c0ff8Tb4b4b4) Tb4b4b4{

Te6edf3addrsTb4b4b4.Te6edf3push_backTb4b4b4(Te6edf3packetTb4b4b4.Te6edf3dataTb4b4b4(Tb4b4b4)Tb4b4b4.Te6edf3leftTb4b4b4(Te6edf3TypeTff7b72:Tff7b72:Te6edf3IdentityTff7b72:Tff7b72:Te6edf3TRUNCATED_HASHLENGTHTff7b72/T79c0ff8Tb4b4b4)Tb4b4b4)Tb4b4b4;

Tb4b4b4}

T8b949e// Announce: extract ratchet ID (offset 84, 32 bytes, context_flag=FLAG_SET)

Tff7b72if Tb4b4b4(Te6edf3packetTb4b4b4.Te6edf3packet_typeTb4b4b4(Tb4b4b4) Tff7b72=Tff7b72= Te6edf3TypeTff7b72:Tff7b72:Te6edf3PacketTff7b72:Tff7b72:Te6edf3ANNOUNCE

Tff7b72&Tff7b72& Te6edf3packetTb4b4b4.Te6edf3context_flagTb4b4b4(Tb4b4b4) Tff7b72=Tff7b72= Te6edf3TypeTff7b72:Tff7b72:Te6edf3PacketTff7b72:Tff7b72:Te6edf3FLAG_SET

Tff7b72&Tff7b72& Te6edf3packetTb4b4b4.Te6edf3dataTb4b4b4(Tb4b4b4)Tb4b4b4.Te6edf3sizeTb4b4b4(Tb4b4b4) Tff7b72>Tff7b72= T79c0ff116Tb4b4b4) Tb4b4b4{

Te6edf3Bytes Te6edf3ratchet_pubkey Tff7b72= Te6edf3packetTb4b4b4.Te6edf3dataTb4b4b4(Tb4b4b4)Tb4b4b4.Te6edf3midTb4b4b4(T79c0ff84Tb4b4b4, T79c0ff32Tb4b4b4)Tb4b4b4;

Te6edf3addrsTb4b4b4.Te6edf3push_backTb4b4b4(Te6edf3IdentityTff7b72:Tff7b72:Te6edf3truncated_hashTb4b4b4(Te6edf3ratchet_pubkeyTb4b4b4)Tb4b4b4)Tb4b4b4;

Tb4b4b4}

T8b949e// ── Watched-destination alias tracking ────────────

T8b949e// Populate ratchet and link aliases so WLOG resolves them.

Tff7b72#Tff7b72ifdef WATCH_LOG

Tb4b4b4{

Tff7b72const Tffa657charTff7b72* Te6edf3wn Tff7b72= Te6edf3watch_resolveTb4b4b4(Te6edf3packetTb4b4b4.Te6edf3destination_hashTb4b4b4(Tb4b4b4)Tb4b4b4)Tb4b4b4;

Tff7b72if Tb4b4b4(Te6edf3wnTb4b4b4) Tb4b4b4{

Tff7b72if Tb4b4b4(Te6edf3packetTb4b4b4.Te6edf3packet_typeTb4b4b4(Tb4b4b4) Tff7b72=Tff7b72= Te6edf3TypeTff7b72:Tff7b72:Te6edf3PacketTff7b72:Tff7b72:Te6edf3ANNOUNCE

Tff7b72&Tff7b72& Te6edf3packetTb4b4b4.Te6edf3context_flagTb4b4b4(Tb4b4b4) Tff7b72=Tff7b72= Te6edf3TypeTff7b72:Tff7b72:Te6edf3PacketTff7b72:Tff7b72:Te6edf3FLAG_SET

Tff7b72&Tff7b72& Te6edf3packetTb4b4b4.Te6edf3dataTb4b4b4(Tb4b4b4)Tb4b4b4.Te6edf3sizeTb4b4b4(Tb4b4b4) Tff7b72>Tff7b72= T79c0ff116Tb4b4b4) Tb4b4b4{

Te6edf3Bytes Te6edf3rh Tff7b72= Te6edf3IdentityTff7b72:Tff7b72:Te6edf3truncated_hashTb4b4b4(Te6edf3packetTb4b4b4.Te6edf3dataTb4b4b4(Tb4b4b4)Tb4b4b4.Te6edf3midTb4b4b4(T79c0ff84Tb4b4b4, T79c0ff32Tb4b4b4)Tb4b4b4)Tb4b4b4;

Te6edf3watch_add_aliasTb4b4b4(Te6edf3rhTb4b4b4, Te6edf3wnTb4b4b4)Tb4b4b4;

Tb4b4b4}

Tff7b72if Tb4b4b4(Te6edf3packetTb4b4b4.Te6edf3packet_typeTb4b4b4(Tb4b4b4) Tff7b72=Tff7b72= Te6edf3TypeTff7b72:Tff7b72:Te6edf3PacketTff7b72:Tff7b72:Te6edf3LINKREQUESTTb4b4b4) Tb4b4b4{

Te6edf3Bytes Te6edf3lid Tff7b72= Te6edf3LinkTff7b72:Tff7b72:Te6edf3link_id_from_lr_packetTb4b4b4(Te6edf3packetTb4b4b4)Tb4b4b4;

Te6edf3watch_add_aliasTb4b4b4(Te6edf3lidTb4b4b4, Te6edf3wnTb4b4b4)Tb4b4b4;

Tb4b4b4}

Tff7b72#Tff7b72endif

T8b949e// Tier 2: relay infrastructure (checked, NEVER seeded)

Te6edf3stdTff7b72:Tff7b72:Te6edf3vectorTff7b72<Te6edf3BytesTff7b72> Te6edf3relay_addrsTb4b4b4;

Tff7b72if Tb4b4b4(Te6edf3packetTb4b4b4.Te6edf3header_typeTb4b4b4(Tb4b4b4) Tff7b72=Tff7b72= Te6edf3TypeTff7b72:Tff7b72:Te6edf3PacketTff7b72:Tff7b72:Te6edf3HEADER_2 Tff7b72&Tff7b72& Te6edf3packetTb4b4b4.Te6edf3transport_idTb4b4b4(Tb4b4b4)Tb4b4b4) Tb4b4b4{

Te6edf3relay_addrsTb4b4b4.Te6edf3push_backTb4b4b4(Te6edf3packetTb4b4b4.Te6edf3transport_idTb4b4b4(Tb4b4b4)Tb4b4b4)Tb4b4b4;

Tb4b4b4}

T8b949e// Note: getTruncatedHash() is NOT included — it's a

T8b949e// per-packet content hash, not a node identity. It can

T8b949e// never match a whitelist entry and seeding it wastes a

T8b949e// WL#2 slot with garbage.

T8b949e// ── Transitive match: any Tier 1 or Tier 2 address known? ──

Tffa657bool Te6edf3any_known Tff7b72= Tffa657falseTb4b4b4;

Tff7b72for Tb4b4b4(Tff7b72autoTff7b72& Te6edf3a Tff7b72: Te6edf3addrsTb4b4b4) Tb4b4b4{

Tff7b72if Tb4b4b4(Te6edf3wl_knownTb4b4b4(Te6edf3aTb4b4b4)Tb4b4b4) Tb4b4b4{ Te6edf3any_known Tff7b72= Tffa657trueTb4b4b4; Tff7b72breakTb4b4b4; Tb4b4b4}

Tb4b4b4}

Tff7b72if Tb4b4b4(Tff7b72!Te6edf3any_knownTb4b4b4) Tb4b4b4{

Tff7b72for Tb4b4b4(Tff7b72autoTff7b72& Te6edf3a Tff7b72: Te6edf3relay_addrsTb4b4b4) Tb4b4b4{

Tff7b72if Tb4b4b4(Te6edf3wl_knownTb4b4b4(Te6edf3aTb4b4b4)Tb4b4b4) Tb4b4b4{ Te6edf3any_known Tff7b72= Tffa657trueTb4b4b4; Tff7b72breakTb4b4b4; Tb4b4b4}

Tb4b4b4}

Tff7b72if Tb4b4b4(Te6edf3is_backboneTb4b4b4) Tb4b4b4{

T8b949e// === BACKBONE PACKET ===

T8b949e// Proofs are responses to traffic we already forwarded.

T8b949e// They carry no source/destination identity — just a

T8b949e// packet body hash. Exempt from whitelist; the reverse

T8b949e// table handles routing, and forged proofs fail signature

T8b949e// validation downstream.

Tff7b72if Tb4b4b4(Te6edf3packetTb4b4b4.Te6edf3packet_typeTb4b4b4(Tb4b4b4) Tff7b72=Tff7b72= Te6edf3TypeTff7b72:Tff7b72:Te6edf3PacketTff7b72:Tff7b72:Te6edf3PROOFTb4b4b4) Tb4b4b4{

Te6edf3WLOGTb4b4b4(Te6edf3packetTb4b4b4, Ta5d6ff"Ta5d6ffTO: Ta5d6ff" Tff7b72+ Te6edf3short_hashTb4b4b4(Te6edf3packetTb4b4b4.Te6edf3destination_hashTb4b4b4(Tb4b4b4)Tb4b4b4) Tff7b72+ Ta5d6ff"Ta5d6ff (Ta5d6ff" Tff7b72+ Te6edf3dest_zoneTb4b4b4(Te6edf3packetTb4b4b4.Te6edf3destination_hashTb4b4b4(Tb4b4b4)Tb4b4b4) Tff7b72+ Ta5d6ff"Ta5d6ff) - WL-PASS PROOF exempt hops=Ta5d6ff" Tff7b72+ Te6edf3stdTff7b72:Tff7b72:Te6edf3to_stringTb4b4b4(Te6edf3packetTb4b4b4.Te6edf3hopsTb4b4b4(Tb4b4b4)Tb4b4b4) Tff7b72+ Ta5d6ff"Ta5d6ff sz=Ta5d6ff" Tff7b72+ Te6edf3stdTff7b72:Tff7b72:Te6edf3to_stringTb4b4b4(Te6edf3packetTb4b4b4.Te6edf3rawTb4b4b4(Tb4b4b4)Tb4b4b4.Te6edf3sizeTb4b4b4(Tb4b4b4)Tb4b4b4)Tb4b4b4)Tb4b4b4;

T8b949e// Fall through to reverse-table routing below

Tb4b4b4}

T8b949e// Only allowed if at least one address in the packet is

T8b949e// already whitelisted (WL#1 or WL#2). No other gates.

Tff7b72else Tff7b72if Tb4b4b4(Tff7b72!Te6edf3any_knownTb4b4b4) Tb4b4b4{

Te6edf3WLOGTb4b4b4(Te6edf3packetTb4b4b4, Ta5d6ff"Ta5d6ffTO: Ta5d6ff" Tff7b72+ Te6edf3short_hashTb4b4b4(Te6edf3packetTb4b4b4.Te6edf3destination_hashTb4b4b4(Tb4b4b4)Tb4b4b4) Tff7b72+ Ta5d6ff"Ta5d6ff (Ta5d6ff" Tff7b72+ Te6edf3dest_zoneTb4b4b4(Te6edf3packetTb4b4b4.Te6edf3destination_hashTb4b4b4(Tb4b4b4)Tb4b4b4) Tff7b72+ Ta5d6ff"Ta5d6ff) - WL-BLOCK hops=Ta5d6ff" Tff7b72+ Te6edf3stdTff7b72:Tff7b72:Te6edf3to_stringTb4b4b4(Te6edf3packetTb4b4b4.Te6edf3hopsTb4b4b4(Tb4b4b4)Tb4b4b4) Tff7b72+ Ta5d6ff"Ta5d6ff sz=Ta5d6ff" Tff7b72+ Te6edf3stdTff7b72:Tff7b72:Te6edf3to_stringTb4b4b4(Te6edf3packetTb4b4b4.Te6edf3rawTb4b4b4(Tb4b4b4)Tb4b4b4.Te6edf3sizeTb4b4b4(Tb4b4b4)Tb4b4b4)Tb4b4b4)Tb4b4b4;

Tff7b72returnTb4b4b4;

Tb4b4b4}

T8b949e// Transitive: add all addresses to WL#2

Tff7b72for Tb4b4b4(Tff7b72autoTff7b72& Te6edf3a Tff7b72: Te6edf3addrsTb4b4b4) Tb4b4b4{ Te6edf3wl_addTb4b4b4(Te6edf3aTb4b4b4, Ta5d6ff"Ta5d6ffbackboneTa5d6ff"Tb4b4b4)Tb4b4b4; Tb4b4b4}

Te6edf3WLOGTb4b4b4(Te6edf3packetTb4b4b4, Ta5d6ff"Ta5d6ffTO: Ta5d6ff" Tff7b72+ Te6edf3short_hashTb4b4b4(Te6edf3packetTb4b4b4.Te6edf3destination_hashTb4b4b4(Tb4b4b4)Tb4b4b4) Tff7b72+ Ta5d6ff"Ta5d6ff (Ta5d6ff" Tff7b72+ Te6edf3dest_zoneTb4b4b4(Te6edf3packetTb4b4b4.Te6edf3destination_hashTb4b4b4(Tb4b4b4)Tb4b4b4) Tff7b72+ Ta5d6ff"Ta5d6ff) - WL-PASS hops=Ta5d6ff" Tff7b72+ Te6edf3stdTff7b72:Tff7b72:Te6edf3to_stringTb4b4b4(Te6edf3packetTb4b4b4.Te6edf3hopsTb4b4b4(Tb4b4b4)Tb4b4b4) Tff7b72+ Ta5d6ff"Ta5d6ff sz=Ta5d6ff" Tff7b72+ Te6edf3stdTff7b72:Tff7b72:Te6edf3to_stringTb4b4b4(Te6edf3packetTb4b4b4.Te6edf3rawTb4b4b4(Tb4b4b4)Tb4b4b4.Te6edf3sizeTb4b4b4(Tb4b4b4)Tb4b4b4)Tb4b4b4)Tb4b4b4;

Tb4b4b4}

Tff7b72else Tb4b4b4{

T8b949e// === LOCAL DEVICE PACKET ===

T8b949e// Always whitelist ALL addresses from local packets.

T8b949e// Local devices are trusted; their traffic seeds the

T8b949e// secondary whitelist for return traffic from WAN.

Tff7b72for Tb4b4b4(Tff7b72autoTff7b72& Te6edf3a Tff7b72: Te6edf3addrsTb4b4b4) Tb4b4b4{ Te6edf3wl_addTb4b4b4(Te6edf3aTb4b4b4, Ta5d6ff"Ta5d6fflocalTa5d6ff"Tb4b4b4)Tb4b4b4; Tb4b4b4}

Te6edf3WLOGTb4b4b4(Te6edf3packetTb4b4b4, Ta5d6ff"Ta5d6ffTO: Ta5d6ff" Tff7b72+ Te6edf3short_hashTb4b4b4(Te6edf3packetTb4b4b4.Te6edf3destination_hashTb4b4b4(Tb4b4b4)Tb4b4b4) Tff7b72+ Ta5d6ff"Ta5d6ff (Ta5d6ff" Tff7b72+ Te6edf3dest_zoneTb4b4b4(Te6edf3packetTb4b4b4.Te6edf3destination_hashTb4b4b4(Tb4b4b4)Tb4b4b4) Tff7b72+ Ta5d6ff"Ta5d6ff) - WL-PASS hops=Ta5d6ff" Tff7b72+ Te6edf3stdTff7b72:Tff7b72:Te6edf3to_stringTb4b4b4(Te6edf3packetTb4b4b4.Te6edf3hopsTb4b4b4(Tb4b4b4)Tb4b4b4) Tff7b72+ Ta5d6ff"Ta5d6ff sz=Ta5d6ff" Tff7b72+ Te6edf3stdTff7b72:Tff7b72:Te6edf3to_stringTb4b4b4(Te6edf3packetTb4b4b4.Te6edf3rawTb4b4b4(Tb4b4b4)Tb4b4b4.Te6edf3sizeTb4b4b4(Tb4b4b4)Tb4b4b4)Tb4b4b4)Tb4b4b4;

Tb4b4b4}

Tff7b72#Tff7b72endif

T8b949e// Heap telemetry: snapshot after firewall filter (MUTED)

T8b949e// {

T8b949e// size_t _heap_after_boundary = OS::heap_available();

T8b949e// int _boundary_delta = (int)_heap_after_boundary - (int)_heap_at_entry;

T8b949e// if (_boundary_delta < -64) {

T8b949e// VERBOSEF("[HEAP-TEL] firewall: %d bytes (bma=%u phl=%u)", _boundary_delta, _firewall_mentioned_addresses.size(), _packet_hashlist.size());

T8b949e// }

T8b949e// By default, remember packet hashes to avoid routing

T8b949e// loops in the network, using the packet filter.

Tffa657bool Te6edf3remember_packet_hash Tff7b72= Tffa657trueTb4b4b4;

T8b949e// If this packet belongs to a link in our link table,

T8b949e// we'll have to defer adding it to the filter list.

T8b949e// In some cases, we might see a packet over a shared-

T8b949e// medium interface, belonging to a link that transports

T8b949e// or terminates with this instance, but before it would

T8b949e// normally reach us. If the packet is appended to the

T8b949e// filter list at this point, link transport will break.

Tff7b72if Tb4b4b4(Te6edf3_link_tableTb4b4b4.Te6edf3findTb4b4b4(Te6edf3packetTb4b4b4.Te6edf3destination_hashTb4b4b4(Tb4b4b4)Tb4b4b4) Tff7b72!Tff7b72= Te6edf3_link_tableTb4b4b4.Te6edf3endTb4b4b4(Tb4b4b4)Tb4b4b4) Tb4b4b4{

Te6edf3remember_packet_hash Tff7b72= Tffa657falseTb4b4b4;

Tb4b4b4}

T8b949e// If this is a link request proof, don't add it until

T8b949e// we are sure it's not actually somewhere else in the

T8b949e// routing chain.

Tff7b72if Tb4b4b4(Te6edf3packetTb4b4b4.Te6edf3packet_typeTb4b4b4(Tb4b4b4) Tff7b72=Tff7b72= Te6edf3TypeTff7b72:Tff7b72:Te6edf3PacketTff7b72:Tff7b72:Te6edf3PROOF Tff7b72&Tff7b72& Te6edf3packetTb4b4b4.Te6edf3contextTb4b4b4(Tb4b4b4) Tff7b72=Tff7b72= Te6edf3TypeTff7b72:Tff7b72:Te6edf3PacketTff7b72:Tff7b72:Te6edf3LRPROOFTb4b4b4) Tb4b4b4{

Te6edf3remember_packet_hash Tff7b72= Tffa657falseTb4b4b4;

Tb4b4b4}

Tff7b72if Tb4b4b4(Te6edf3remember_packet_hashTb4b4b4) Tb4b4b4{

T8b949e// CBA ACCUMULATES

Te6edf3_packet_hashlistTb4b4b4.Te6edf3push_backTb4b4b4(Te6edf3packetTb4b4b4.Te6edf3packet_hashTb4b4b4(Tb4b4b4)Tb4b4b4)Tb4b4b4;

Tb4b4b4}

Te6edf3cache_packetTb4b4b4(Te6edf3packetTb4b4b4)Tb4b4b4;

Tff7b72#Tff7b72ifdef FIREWALL_MODE

T8b949e// Log ALL non-announce packets arriving from local (non-backbone) interfaces

Tff7b72if Tb4b4b4(Tff7b72!Te6edf3is_backbone_interfaceTb4b4b4(Te6edf3packetTb4b4b4.Te6edf3receiving_interfaceTb4b4b4(Tb4b4b4)Tb4b4b4) Tff7b72&Tff7b72& Te6edf3packetTb4b4b4.Te6edf3packet_typeTb4b4b4(Tb4b4b4) Tff7b72!Tff7b72= Te6edf3TypeTff7b72:Tff7b72:Te6edf3PacketTff7b72:Tff7b72:Te6edf3ANNOUNCETb4b4b4) Tb4b4b4{

Te6edf3WLOGTb4b4b4(Te6edf3packetTb4b4b4, Ta5d6ff"Ta5d6ffTO: Ta5d6ff" Tff7b72+ Te6edf3short_hashTb4b4b4(Te6edf3packetTb4b4b4.Te6edf3destination_hashTb4b4b4(Tb4b4b4)Tb4b4b4) Tff7b72+ Ta5d6ff"Ta5d6ff (Ta5d6ff" Tff7b72+ Te6edf3dest_zoneTb4b4b4(Te6edf3packetTb4b4b4.Te6edf3destination_hashTb4b4b4(Tb4b4b4)Tb4b4b4) Tff7b72+ Ta5d6ff"Ta5d6ff) - LAN-IN hops=Ta5d6ff" Tff7b72+ Te6edf3stdTff7b72:Tff7b72:Te6edf3to_stringTb4b4b4(Te6edf3packetTb4b4b4.Te6edf3hopsTb4b4b4(Tb4b4b4)Tb4b4b4) Tff7b72+ Ta5d6ff"Ta5d6ff sz=Ta5d6ff" Tff7b72+ Te6edf3stdTff7b72:Tff7b72:Te6edf3to_stringTb4b4b4(Te6edf3packetTb4b4b4.Te6edf3rawTb4b4b4(Tb4b4b4)Tb4b4b4.Te6edf3sizeTb4b4b4(Tb4b4b4)Tb4b4b4)Tb4b4b4)Tb4b4b4;

Tb4b4b4}

T8b949e// Resource packet trace: log any resource-context packet entering inbound

Tff7b72if Tb4b4b4(Te6edf3is_resource_ctxTb4b4b4(Te6edf3packetTb4b4b4.Te6edf3contextTb4b4b4(Tb4b4b4)Tb4b4b4)Tb4b4b4) Tb4b4b4{

Te6edf3WLOGTb4b4b4(Te6edf3packetTb4b4b4, Te6edf3stdTff7b72:Tff7b72:Te6edf3stringTb4b4b4(Te6edf3ctx_nameTb4b4b4(Te6edf3packetTb4b4b4.Te6edf3contextTb4b4b4(Tb4b4b4)Tb4b4b4)Tb4b4b4) Tff7b72+ Ta5d6ff"Ta5d6ff IN hops=Ta5d6ff" Tff7b72+ Te6edf3stdTff7b72:Tff7b72:Te6edf3to_stringTb4b4b4(Te6edf3packetTb4b4b4.Te6edf3hopsTb4b4b4(Tb4b4b4)Tb4b4b4) Tff7b72+ Ta5d6ff"Ta5d6ff sz=Ta5d6ff" Tff7b72+ Te6edf3stdTff7b72:Tff7b72:Te6edf3to_stringTb4b4b4(Te6edf3packetTb4b4b4.Te6edf3rawTb4b4b4(Tb4b4b4)Tb4b4b4.Te6edf3sizeTb4b4b4(Tb4b4b4)Tb4b4b4) Tff7b72+ Ta5d6ff"Ta5d6ff dst=Ta5d6ff" Tff7b72+ Te6edf3short_hashTb4b4b4(Te6edf3packetTb4b4b4.Te6edf3destination_hashTb4b4b4(Tb4b4b4)Tb4b4b4)Tb4b4b4)Tb4b4b4;

Tb4b4b4}

Tff7b72#Tff7b72endif

T8b949e// Firewall mode: no local-client distinction. All devices are

T8b949e// either LAN (non-backbone) or WAN (backbone).

Tff7b72const Tffa657bool Te6edf3from_local_client Tff7b72= Tffa657falseTb4b4b4;

Tff7b72const Tffa657bool Te6edf3for_local_client Tff7b72= Tffa657falseTb4b4b4;

Tff7b72const Tffa657bool Te6edf3for_local_client_link Tff7b72= Tffa657falseTb4b4b4;

Tff7b72const Tffa657bool Te6edf3proof_for_local_client Tff7b72= Tffa657falseTb4b4b4;

T8b949e// Transport is always enabled in firewall mode

Tff7b72const Tffa657bool Te6edf3transport_active Tff7b72= Tffa657trueTb4b4b4;

T8b949e// If packet is not destined for a local transport-specific destination

Tff7b72if Tb4b4b4(Te6edf3_control_hashesTb4b4b4.Te6edf3findTb4b4b4(Te6edf3packetTb4b4b4.Te6edf3destination_hashTb4b4b4(Tb4b4b4)Tb4b4b4) Tff7b72=Tff7b72= Te6edf3_control_hashesTb4b4b4.Te6edf3endTb4b4b4(Tb4b4b4)Tb4b4b4) Tb4b4b4{

T8b949e// PLAIN BROADCAST: delivered to all interfaces

Tff7b72if Tb4b4b4(Te6edf3packetTb4b4b4.Te6edf3destination_typeTb4b4b4(Tb4b4b4) Tff7b72=Tff7b72= Te6edf3TypeTff7b72:Tff7b72:Te6edf3DestinationTff7b72:Tff7b72:Te6edf3PLAIN Tff7b72&Tff7b72& Te6edf3packetTb4b4b4.Te6edf3transport_typeTb4b4b4(Tb4b4b4) Tff7b72=Tff7b72= Te6edf3TypeTff7b72:Tff7b72:Te6edf3TransportTff7b72:Tff7b72:Te6edf3BROADCASTTb4b4b4) Tb4b4b4{

Tff7b72#Tff7b72if defined(INTERFACES_SET)

Tff7b72for Tb4b4b4(Tff7b72const Te6edf3InterfaceTff7b72& Te6edf3interface Tff7b72: Te6edf3_interfacesTb4b4b4) Tb4b4b4{

Tff7b72#Tff7b72elif defined(INTERFACES_LIST)

Tff7b72for Tb4b4b4(Te6edf3InterfaceTff7b72& Te6edf3interface Tff7b72: Te6edf3_interfacesTb4b4b4) Tb4b4b4{

Tff7b72#Tff7b72elif defined(INTERFACES_MAP)

Tff7b72for Tb4b4b4(Tff7b72autoTff7b72& Tb4b4b4[Te6edf3hashTb4b4b4, Te6edf3interfaceTb4b4b4] Tff7b72: Te6edf3_interfacesTb4b4b4) Tb4b4b4{

Tff7b72#Tff7b72endif

Tff7b72if Tb4b4b4(Te6edf3interface Tff7b72!Tff7b72= Te6edf3packetTb4b4b4.Te6edf3receiving_interfaceTb4b4b4(Tb4b4b4)Tb4b4b4) Tb4b4b4{

Te6edf3TRACETb4b4b4(Ta5d6ff"Ta5d6ffTransport::inbound: Broadcasting packet on Ta5d6ff" Tff7b72+ Te6edf3interfaceTb4b4b4.Te6edf3toStringTb4b4b4(Tb4b4b4)Tb4b4b4)Tb4b4b4;

Tff7b72#Tff7b72if defined(INTERFACES_SET)

Te6edf3transmitTb4b4b4(Tff7b72const_castTff7b72<Te6edf3InterfaceTff7b72&Tff7b72>Tb4b4b4(Te6edf3interfaceTb4b4b4)Tb4b4b4, Te6edf3packetTb4b4b4.Te6edf3rawTb4b4b4(Tb4b4b4)Tb4b4b4)Tb4b4b4;

Tff7b72#Tff7b72else

Te6edf3transmitTb4b4b4(Te6edf3interfaceTb4b4b4, Te6edf3packetTb4b4b4.Te6edf3rawTb4b4b4(Tb4b4b4)Tb4b4b4)Tb4b4b4;

Tff7b72#Tff7b72endif

Tb4b4b4}

T8b949e////////////////////////////////

T8b949e// TRANSPORT HANDLING

T8b949e////////////////////////////////

T8b949e// General transport handling (always active in firewall mode)

Tb4b4b4{

Te6edf3TRACETb4b4b4(Ta5d6ff"Ta5d6ffTransport::inbound: Performing general transport handlingTa5d6ff"Tb4b4b4)Tb4b4b4;

T8b949e// If this is a cache request, and we can fullfill

T8b949e// it, do so and stop processing. Otherwise resume

T8b949e// normal processing.

Tff7b72if Tb4b4b4(Te6edf3packetTb4b4b4.Te6edf3contextTb4b4b4(Tb4b4b4) Tff7b72=Tff7b72= Te6edf3TypeTff7b72:Tff7b72:Te6edf3PacketTff7b72:Tff7b72:Te6edf3CACHE_REQUESTTb4b4b4) Tb4b4b4{

Tff7b72if Tb4b4b4(Te6edf3cache_request_packetTb4b4b4(Te6edf3packetTb4b4b4)Tb4b4b4) Tb4b4b4{

Te6edf3TRACETb4b4b4(Ta5d6ff"Ta5d6ffTransport::inbound: Cached packetTa5d6ff"Tb4b4b4)Tb4b4b4;

Tff7b72returnTb4b4b4;

Tb4b4b4}

T8b949e// If the packet is in transport, check whether we

T8b949e// are the designated next hop, and process it

T8b949e// accordingly if we are.

Tff7b72if Tb4b4b4(Te6edf3packetTb4b4b4.Te6edf3transport_idTb4b4b4(Tb4b4b4) Tff7b72&Tff7b72& Te6edf3packetTb4b4b4.Te6edf3packet_typeTb4b4b4(Tb4b4b4) Tff7b72!Tff7b72= Te6edf3TypeTff7b72:Tff7b72:Te6edf3PacketTff7b72:Tff7b72:Te6edf3ANNOUNCETb4b4b4) Tb4b4b4{

Te6edf3TRACETb4b4b4(Ta5d6ff"Ta5d6ffTransport::inbound: Packet is in transport...Ta5d6ff"Tb4b4b4)Tb4b4b4;

Tff7b72if Tb4b4b4(Te6edf3packetTb4b4b4.Te6edf3transport_idTb4b4b4(Tb4b4b4) Tff7b72=Tff7b72= Te6edf3_identityTb4b4b4.Te6edf3hashTb4b4b4(Tb4b4b4)Tb4b4b4) Tb4b4b4{

Te6edf3TRACETb4b4b4(Ta5d6ff"Ta5d6ffTransport::inbound: We are designated next-hopTa5d6ff"Tb4b4b4)Tb4b4b4;

Tff7b72if Tb4b4b4(Te6edf3has_pathTb4b4b4(Te6edf3packetTb4b4b4.Te6edf3destination_hashTb4b4b4(Tb4b4b4)Tb4b4b4)Tb4b4b4) Tb4b4b4{

Te6edf3TRACETb4b4b4(Ta5d6ff"Ta5d6ffTransport::inbound: Found next-hop path to destinationTa5d6ff"Tb4b4b4)Tb4b4b4;

Tff7b72const Te6edf3PathEntryTff7b72* Te6edf3entry Tff7b72= Te6edf3select_pathTb4b4b4(Te6edf3packetTb4b4b4.Te6edf3destination_hashTb4b4b4(Tb4b4b4)Tb4b4b4)Tb4b4b4;

Tff7b72if Tb4b4b4(Tff7b72!Te6edf3entryTb4b4b4) Tb4b4b4{

Te6edf3TRACETb4b4b4(Ta5d6ff"Ta5d6ffGot packet in transport, but selected path expired. Dropping packet.Ta5d6ff"Tb4b4b4)Tb4b4b4;

Tff7b72returnTb4b4b4;

Tb4b4b4}

Te6edf3Bytes Te6edf3next_hop Tff7b72= Te6edf3entryTff7b72-Tff7b72>Te6edf3next_hopTb4b4b4;

Tffa657uint8_t Te6edf3remaining_hops Tff7b72= Te6edf3entryTff7b72-Tff7b72>Te6edf3hopsTb4b4b4;

T8b949e// CBA RESERVE

T8b949e//Bytes new_raw;

Te6edf3Bytes Te6edf3new_rawTb4b4b4(T79c0ff512Tb4b4b4)Tb4b4b4;

Tff7b72if Tb4b4b4(Te6edf3remaining_hops Tff7b72> T79c0ff1Tb4b4b4) Tb4b4b4{

T8b949e// Just increase hop count and transmit

T8b949e//new_raw = packet.raw[0:1]

Te6edf3new_raw Tff7b72<Tff7b72< Te6edf3packetTb4b4b4.Te6edf3rawTb4b4b4(Tb4b4b4)Tb4b4b4.Te6edf3leftTb4b4b4(T79c0ff1Tb4b4b4)Tb4b4b4;

T8b949e//new_raw += struct.pack("!B", packet.hops)

Te6edf3new_raw Tff7b72<Tff7b72< Te6edf3packetTb4b4b4.Te6edf3hopsTb4b4b4(Tb4b4b4)Tb4b4b4;

T8b949e//new_raw += next_hop

Te6edf3new_raw Tff7b72<Tff7b72< Te6edf3next_hopTb4b4b4;

T8b949e//new_raw += packet.raw[(RNS.Identity.TRUNCATED_HASHLENGTH//8)+2:]

Te6edf3new_raw Tff7b72<Tff7b72< Te6edf3packetTb4b4b4.Te6edf3rawTb4b4b4(Tb4b4b4)Tb4b4b4.Te6edf3midTb4b4b4(Tb4b4b4(Te6edf3TypeTff7b72:Tff7b72:Te6edf3IdentityTff7b72:Tff7b72:Te6edf3TRUNCATED_HASHLENGTHTff7b72/T79c0ff8Tb4b4b4)Tff7b72+T79c0ff2Tb4b4b4)Tb4b4b4;

Tb4b4b4}

Tff7b72else Tff7b72if Tb4b4b4(Te6edf3remaining_hops Tff7b72=Tff7b72= T79c0ff1Tb4b4b4) Tb4b4b4{

T8b949e// Strip transport headers and transmit

T8b949e//new_flags = (RNS.Packet.HEADER_1) << 6 | (Transport.BROADCAST) << 4 | (packet.flags & 0b00001111)

Tffa657uint8_t Te6edf3new_flags Tff7b72= Tb4b4b4(Te6edf3TypeTff7b72:Tff7b72:Te6edf3PacketTff7b72:Tff7b72:Te6edf3HEADER_1Tb4b4b4) Tff7b72<Tff7b72< T79c0ff6 Tff7b72| Tb4b4b4(Te6edf3TypeTff7b72:Tff7b72:Te6edf3TransportTff7b72:Tff7b72:Te6edf3BROADCASTTb4b4b4) Tff7b72<Tff7b72< T79c0ff4 Tff7b72| Tb4b4b4(Te6edf3packetTb4b4b4.Te6edf3flagsTb4b4b4(Tb4b4b4) Tff7b72& T79c0ff0b00001111Tb4b4b4)Tb4b4b4;

T8b949e//new_raw = struct.pack("!B", new_flags)

Te6edf3new_raw Tff7b72<Tff7b72< Te6edf3new_flagsTb4b4b4;

T8b949e//new_raw += struct.pack("!B", packet.hops)

Te6edf3new_raw Tff7b72<Tff7b72< Te6edf3packetTb4b4b4.Te6edf3hopsTb4b4b4(Tb4b4b4)Tb4b4b4;

T8b949e//new_raw += packet.raw[(RNS.Identity.TRUNCATED_HASHLENGTH//8)+2:]

Te6edf3new_raw Tff7b72<Tff7b72< Te6edf3packetTb4b4b4.Te6edf3rawTb4b4b4(Tb4b4b4)Tb4b4b4.Te6edf3midTb4b4b4(Tb4b4b4(Te6edf3TypeTff7b72:Tff7b72:Te6edf3IdentityTff7b72:Tff7b72:Te6edf3TRUNCATED_HASHLENGTHTff7b72/T79c0ff8Tb4b4b4)Tff7b72+T79c0ff2Tb4b4b4)Tb4b4b4;

Tb4b4b4}

Tff7b72else Tff7b72if Tb4b4b4(Te6edf3remaining_hops Tff7b72=Tff7b72= T79c0ff0Tb4b4b4) Tb4b4b4{

T8b949e// Just increase hop count and transmit

T8b949e//new_raw = packet.raw[0:1]

Te6edf3new_raw Tff7b72<Tff7b72< Te6edf3packetTb4b4b4.Te6edf3rawTb4b4b4(Tb4b4b4)Tb4b4b4.Te6edf3leftTb4b4b4(T79c0ff1Tb4b4b4)Tb4b4b4;

T8b949e//new_raw += struct.pack("!B", packet.hops)

Te6edf3new_raw Tff7b72<Tff7b72< Te6edf3packetTb4b4b4.Te6edf3hopsTb4b4b4(Tb4b4b4)Tb4b4b4;

T8b949e//new_raw += packet.raw[2:]

Te6edf3new_raw Tff7b72<Tff7b72< Te6edf3packetTb4b4b4.Te6edf3rawTb4b4b4(Tb4b4b4)Tb4b4b4.Te6edf3midTb4b4b4(T79c0ff2Tb4b4b4)Tb4b4b4;

Tb4b4b4}

Te6edf3Interface Te6edf3outbound_interface Tff7b72= Te6edf3find_interface_from_hashTb4b4b4(Te6edf3entryTff7b72-Tff7b72>Te6edf3receiving_interfaceTb4b4b4)Tb4b4b4;

Tff7b72#Tff7b72ifdef FIREWALL_MODE

T8b949e// In firewall mode, never route a packet from backbone back to backbone.

T8b949e// The upstream server sent us this packet because we are the next hop,

T8b949e// so the destination must be on our local side.

Tff7b72if Tb4b4b4(Te6edf3is_backbone_interfaceTb4b4b4(Te6edf3packetTb4b4b4.Te6edf3receiving_interfaceTb4b4b4(Tb4b4b4)Tb4b4b4) Tff7b72&Tff7b72& Te6edf3is_backbone_interfaceTb4b4b4(Te6edf3outbound_interfaceTb4b4b4)Tb4b4b4) Tb4b4b4{

T8b949e// Path table incorrectly points to backbone. Skip forwarding.

Tb4b4b4}

Tff7b72else

Tff7b72#Tff7b72endif

Tb4b4b4{

Tff7b72if Tb4b4b4(Te6edf3packetTb4b4b4.Te6edf3packet_typeTb4b4b4(Tb4b4b4) Tff7b72=Tff7b72= Te6edf3TypeTff7b72:Tff7b72:Te6edf3PacketTff7b72:Tff7b72:Te6edf3LINKREQUESTTb4b4b4) Tb4b4b4{

Te6edf3TRACETb4b4b4(Ta5d6ff"Ta5d6ffTransport::inbound: Packet is next-hop LINKREQUESTTa5d6ff"Tb4b4b4)Tb4b4b4;

Tffa657double Te6edf3now Tff7b72= Te6edf3OSTff7b72:Tff7b72:Te6edf3timeTb4b4b4(Tb4b4b4)Tb4b4b4;

Tffa657double Te6edf3proof_timeout Tff7b72= Te6edf3TransportTff7b72:Tff7b72:Te6edf3extra_link_proof_timeoutTb4b4b4(Te6edf3packetTb4b4b4.Te6edf3receiving_interfaceTb4b4b4(Tb4b4b4)Tb4b4b4)

Tff7b72+ Te6edf3now Tff7b72+ Te6edf3TypeTff7b72:Tff7b72:Te6edf3LinkTff7b72:Tff7b72:Te6edf3ESTABLISHMENT_TIMEOUT_PER_HOP Tff7b72* Te6edf3stdTff7b72:Tff7b72:Te6edf3maxTb4b4b4(Tb4b4b4(Tffa657uint8_tTb4b4b4)T79c0ff1Tb4b4b4, Te6edf3remaining_hopsTb4b4b4)Tb4b4b4;

T8b949e// === MTU Clamping (v1.0.12) ===

T8b949e// When forwarding a LINKREQUEST through this transport node,

T8b949e// clamp the link MTU signalling to min(prev-hop, next-hop)

T8b949e// interface HW_MTU. Without this, endpoints negotiate a

T8b949e// segment size that exceeds this node's buffer capacity,

T8b949e// causing silent truncation and resource transfer stalls.

Tffa657uint16_t Te6edf3path_mtu Tff7b72= Te6edf3LinkTff7b72:Tff7b72:Te6edf3mtu_from_lr_packetTb4b4b4(Te6edf3packetTb4b4b4)Tb4b4b4;

Tff7b72if Tb4b4b4(Te6edf3path_mtu Tff7b72> T79c0ff0Tb4b4b4) Tb4b4b4{

Tffa657uint16_t Te6edf3ph_mtu Tff7b72= Te6edf3packetTb4b4b4.Te6edf3receiving_interfaceTb4b4b4(Tb4b4b4)Tb4b4b4.Te6edf3HW_MTUTb4b4b4(Tb4b4b4)Tb4b4b4;

Tffa657uint16_t Te6edf3nh_mtu Tff7b72= Te6edf3outbound_interfaceTb4b4b4.Te6edf3HW_MTUTb4b4b4(Tb4b4b4)Tb4b4b4;

Tff7b72if Tb4b4b4(Te6edf3nh_mtu Tff7b72=Tff7b72= T79c0ff0Tb4b4b4) Tb4b4b4{

Te6edf3DEBUGTb4b4b4(Ta5d6ff"Ta5d6ffMTU CLAMP: No next-hop HW MTU, stripping link MTU signallingTa5d6ff"Tb4b4b4)Tb4b4b4;

Te6edf3new_raw Tff7b72= Te6edf3new_rawTb4b4b4.Te6edf3leftTb4b4b4(Te6edf3new_rawTb4b4b4.Te6edf3sizeTb4b4b4(Tb4b4b4) Tff7b72- Te6edf3TypeTff7b72:Tff7b72:Te6edf3LinkTff7b72:Tff7b72:Te6edf3LINK_MTU_SIZETb4b4b4)Tb4b4b4;

Tb4b4b4} Tff7b72else Tff7b72if Tb4b4b4(Tff7b72!Te6edf3outbound_interfaceTb4b4b4.Te6edf3AUTOCONFIGURE_MTUTb4b4b4(Tb4b4b4) Tff7b72&Tff7b72& Tff7b72!Te6edf3outbound_interfaceTb4b4b4.Te6edf3FIXED_MTUTb4b4b4(Tb4b4b4)Tb4b4b4) Tb4b4b4{

Te6edf3DEBUGTb4b4b4(Ta5d6ff"Ta5d6ffMTU CLAMP: Outbound interface doesn't support MTU config, stripping link MTU signallingTa5d6ff"Tb4b4b4)Tb4b4b4;

Te6edf3new_raw Tff7b72= Te6edf3new_rawTb4b4b4.Te6edf3leftTb4b4b4(Te6edf3new_rawTb4b4b4.Te6edf3sizeTb4b4b4(Tb4b4b4) Tff7b72- Te6edf3TypeTff7b72:Tff7b72:Te6edf3LinkTff7b72:Tff7b72:Te6edf3LINK_MTU_SIZETb4b4b4)Tb4b4b4;

Tb4b4b4} Tff7b72else Tb4b4b4{

Tff7b72if Tb4b4b4(Te6edf3nh_mtu Tff7b72< Te6edf3path_mtu Tff7b72|Tff7b72| Tb4b4b4(Te6edf3ph_mtu Tff7b72> T79c0ff0 Tff7b72&Tff7b72& Te6edf3ph_mtu Tff7b72< Te6edf3path_mtuTb4b4b4)Tb4b4b4) Tb4b4b4{

Tffa657uint16_t Te6edf3clamped Tff7b72= Te6edf3stdTff7b72:Tff7b72:Te6edf3minTb4b4b4(Te6edf3nh_mtuTb4b4b4, Tb4b4b4(Te6edf3ph_mtu Tff7b72> T79c0ff0Tb4b4b4) Tff7b72? Te6edf3ph_mtu Tff7b72: Te6edf3nh_mtuTb4b4b4)Tb4b4b4;

Te6edf3RNSTff7b72:Tff7b72:Te6edf3TypeTff7b72:Tff7b72:Te6edf3LinkTff7b72:Tff7b72:Te6edf3link_mode Te6edf3mode Tff7b72= Te6edf3LinkTff7b72:Tff7b72:Te6edf3mode_from_lr_packetTb4b4b4(Te6edf3packetTb4b4b4)Tb4b4b4;

Te6edf3Bytes Te6edf3clamped_mtu_bytes Tff7b72= Te6edf3LinkTff7b72:Tff7b72:Te6edf3signalling_bytesTb4b4b4(Te6edf3clampedTb4b4b4, Te6edf3modeTb4b4b4)Tb4b4b4;

Te6edf3new_raw Tff7b72= Te6edf3new_rawTb4b4b4.Te6edf3leftTb4b4b4(Te6edf3new_rawTb4b4b4.Te6edf3sizeTb4b4b4(Tb4b4b4) Tff7b72- Te6edf3TypeTff7b72:Tff7b72:Te6edf3LinkTff7b72:Tff7b72:Te6edf3LINK_MTU_SIZETb4b4b4) Tff7b72+ Te6edf3clamped_mtu_bytesTb4b4b4;

Te6edf3DEBUGFTb4b4b4(Ta5d6ff"Ta5d6ffMTU CLAMP: path=%u ph=%u nh=%u -> clamped=%uTa5d6ff"Tb4b4b4, Te6edf3path_mtuTb4b4b4, Te6edf3ph_mtuTb4b4b4, Te6edf3nh_mtuTb4b4b4, Te6edf3clampedTb4b4b4)Tb4b4b4;

Tb4b4b4}

Te6edf3LinkEntry Te6edf3link_entryTb4b4b4(

Te6edf3nowTb4b4b4,

Te6edf3next_hopTb4b4b4,

Te6edf3outbound_interfaceTb4b4b4,

Te6edf3remaining_hopsTb4b4b4,

Te6edf3packetTb4b4b4.Te6edf3receiving_interfaceTb4b4b4(Tb4b4b4)Tb4b4b4,

Te6edf3packetTb4b4b4.Te6edf3hopsTb4b4b4(Tb4b4b4)Tb4b4b4,

Te6edf3packetTb4b4b4.Te6edf3destination_hashTb4b4b4(Tb4b4b4)Tb4b4b4,

Tffa657falseTb4b4b4,

Te6edf3proof_timeout

Tb4b4b4)Tb4b4b4;

T8b949e// CBA ACCUMULATES

Te6edf3_link_tableTb4b4b4.Te6edf3insertTb4b4b4(Tb4b4b4{Te6edf3LinkTff7b72:Tff7b72:Te6edf3link_id_from_lr_packetTb4b4b4(Te6edf3packetTb4b4b4)Tb4b4b4, Te6edf3link_entryTb4b4b4}Tb4b4b4)Tb4b4b4;

Tb4b4b4}

Tff7b72else Tb4b4b4{

Te6edf3TRACETb4b4b4(Ta5d6ff"Ta5d6ffTransport::inbound: Packet is next-hop other typeTa5d6ff"Tb4b4b4)Tb4b4b4;

Te6edf3ReverseEntry Te6edf3reverse_entryTb4b4b4(

Te6edf3packetTb4b4b4.Te6edf3receiving_interfaceTb4b4b4(Tb4b4b4)Tb4b4b4,

Te6edf3outbound_interfaceTb4b4b4,

Te6edf3OSTff7b72:Tff7b72:Te6edf3timeTb4b4b4(Tb4b4b4)

Tb4b4b4)Tb4b4b4;

T8b949e// CBA ACCUMULATES

Te6edf3Bytes Te6edf3th Tff7b72= Te6edf3packetTb4b4b4.Te6edf3getTruncatedHashTb4b4b4(Tb4b4b4)Tb4b4b4;

Te6edf3flatmap_eraseTb4b4b4(Te6edf3_reverse_tableTb4b4b4, Te6edf3thTb4b4b4)Tb4b4b4; Te6edf3_reverse_tableTb4b4b4.Te6edf3push_backTb4b4b4(Tb4b4b4{Te6edf3thTb4b4b4, Te6edf3reverse_entryTb4b4b4}Tb4b4b4)Tb4b4b4;

Te6edf3wl2_pushTb4b4b4(Te6edf3thTb4b4b4)Tb4b4b4;

Tb4b4b4}

Te6edf3TRACETb4b4b4(Ta5d6ff"Ta5d6ffTransport::outbound: Sending packet to next hop...Ta5d6ff"Tb4b4b4)Tb4b4b4;

Te6edf3WLOGTb4b4b4(Te6edf3packetTb4b4b4, Ta5d6ff"Ta5d6ffTO: Ta5d6ff" Tff7b72+ Te6edf3short_hashTb4b4b4(Te6edf3packetTb4b4b4.Te6edf3destination_hashTb4b4b4(Tb4b4b4)Tb4b4b4) Tff7b72+ Ta5d6ff"Ta5d6ff (Ta5d6ff" Tff7b72+ Te6edf3dest_zoneTb4b4b4(Te6edf3packetTb4b4b4.Te6edf3destination_hashTb4b4b4(Tb4b4b4)Tb4b4b4) Tff7b72+ Ta5d6ff"Ta5d6ff) - FWD: Ta5d6ff" Tff7b72+ Te6edf3outbound_interfaceTb4b4b4.Te6edf3toStringTb4b4b4(Tb4b4b4) Tff7b72+ Ta5d6ff"Ta5d6ff (Ta5d6ff" Tff7b72+ Te6edf3zone_tagTb4b4b4(Te6edf3is_backbone_interfaceTb4b4b4(Te6edf3outbound_interfaceTb4b4b4)Tb4b4b4) Tff7b72+ Ta5d6ff"Ta5d6ff) transport hops=Ta5d6ff" Tff7b72+ Te6edf3stdTff7b72:Tff7b72:Te6edf3to_stringTb4b4b4(Te6edf3remaining_hopsTb4b4b4)Tb4b4b4)Tb4b4b4;

Tff7b72#Tff7b72if defined(INTERFACES_SET)

Te6edf3transmitTb4b4b4(Tff7b72const_castTff7b72<Te6edf3InterfaceTff7b72&Tff7b72>Tb4b4b4(Te6edf3outbound_interfaceTb4b4b4)Tb4b4b4, Te6edf3new_rawTb4b4b4)Tb4b4b4;

Tff7b72#Tff7b72else

Te6edf3transmitTb4b4b4(Te6edf3outbound_interfaceTb4b4b4, Te6edf3new_rawTb4b4b4)Tb4b4b4;

Tff7b72#Tff7b72endif

T8b949e// Update timestamp on the selected path entry

Tb4b4b4{

Tff7b72auto Te6edf3iter Tff7b72= Te6edf3_destination_tableTb4b4b4.Te6edf3findTb4b4b4(Te6edf3packetTb4b4b4.Te6edf3destination_hashTb4b4b4(Tb4b4b4)Tb4b4b4)Tb4b4b4;

Tff7b72if Tb4b4b4(Te6edf3iter Tff7b72!Tff7b72= Te6edf3_destination_tableTb4b4b4.Te6edf3endTb4b4b4(Tb4b4b4)Tb4b4b4) Tb4b4b4{

Tff7b72for Tb4b4b4(Tff7b72autoTff7b72& Te6edf3e Tff7b72: Te6edf3iterTff7b72-Tff7b72>Te6edf3secondTb4b4b4) Tb4b4b4{

Tff7b72if Tb4b4b4(Te6edf3eTb4b4b4.Te6edf3packet_hash Tff7b72=Tff7b72= Te6edf3entryTff7b72-Tff7b72>Te6edf3packet_hashTb4b4b4) Tb4b4b4{

Te6edf3eTb4b4b4.Te6edf3timestamp Tff7b72= Te6edf3OSTff7b72:Tff7b72:Te6edf3timeTb4b4b4(Tb4b4b4)Tb4b4b4;

Tff7b72breakTb4b4b4;

Tb4b4b4}

Tb4b4b4} T8b949e// firewall mode else

Tb4b4b4}

Tff7b72else Tb4b4b4{

Tff7b72#Tff7b72ifdef FIREWALL_MODE

T8b949e// No path to destination. Link_ids are handled by the

T8b949e// link transport section below — only request a path

T8b949e// for locally-originated packets to unknown destinations.

Tb4b4b4{

Tffa657bool Te6edf3from_backbone Tff7b72= Te6edf3is_backbone_interfaceTb4b4b4(Te6edf3packetTb4b4b4.Te6edf3receiving_interfaceTb4b4b4(Tb4b4b4)Tb4b4b4)Tb4b4b4;

Tff7b72if Tb4b4b4(Tff7b72!Te6edf3from_backbone Tff7b72&Tff7b72& Te6edf3_link_tableTb4b4b4.Te6edf3findTb4b4b4(Te6edf3packetTb4b4b4.Te6edf3destination_hashTb4b4b4(Tb4b4b4)Tb4b4b4) Tff7b72=Tff7b72= Te6edf3_link_tableTb4b4b4.Te6edf3endTb4b4b4(Tb4b4b4)Tb4b4b4) Tb4b4b4{

Te6edf3WLOGTb4b4b4(Te6edf3packetTb4b4b4, Ta5d6ff"Ta5d6ffTO: Ta5d6ff" Tff7b72+ Te6edf3short_hashTb4b4b4(Te6edf3packetTb4b4b4.Te6edf3destination_hashTb4b4b4(Tb4b4b4)Tb4b4b4) Tff7b72+ Ta5d6ff"Ta5d6ff (Ta5d6ff" Tff7b72+ Te6edf3dest_zoneTb4b4b4(Te6edf3packetTb4b4b4.Te6edf3destination_hashTb4b4b4(Tb4b4b4)Tb4b4b4) Tff7b72+ Ta5d6ff"Ta5d6ff) - NO-PATH next-hop, requestingTa5d6ff"Tb4b4b4)Tb4b4b4;

Te6edf3request_pathTb4b4b4(Te6edf3packetTb4b4b4.Te6edf3destination_hashTb4b4b4(Tb4b4b4)Tb4b4b4, Te6edf3packetTb4b4b4.Te6edf3receiving_interfaceTb4b4b4(Tb4b4b4)Tb4b4b4)Tb4b4b4;

Tb4b4b4}

Tff7b72#Tff7b72else

Te6edf3TRACETb4b4b4(Ta5d6ff"Ta5d6ffGot packet in transport, but no known path to final destination Ta5d6ff" Tff7b72+ Te6edf3packetTb4b4b4.Te6edf3destination_hashTb4b4b4(Tb4b4b4)Tb4b4b4.Te6edf3toHexTb4b4b4(Tb4b4b4) Tff7b72+ Ta5d6ff"Ta5d6ff. Dropping packet.Ta5d6ff"Tb4b4b4)Tb4b4b4;

Tff7b72#Tff7b72endif

Tb4b4b4}

Tff7b72else Tb4b4b4{

Te6edf3TRACETb4b4b4(Ta5d6ff"Ta5d6ffTransport::inbound: We are not designated next-hop so not transportingTa5d6ff"Tb4b4b4)Tb4b4b4;

Tb4b4b4}

Tff7b72else Tb4b4b4{

Te6edf3TRACETb4b4b4(Ta5d6ff"Ta5d6ffTransport::inbound: Either packet is announce or packet has no next-hop (possibly for a local destination)Ta5d6ff"Tb4b4b4)Tb4b4b4;

Tff7b72#Tff7b72ifdef FIREWALL_MODE

T8b949e// FIREWALL MODE: If this packet came from a local interface and we

T8b949e// have a path to the destination, wrap it with transport headers

T8b949e// and forward it through the backbone as the first transport hop.

T8b949e// Skip ANNOUNCE and PROOF packets — announces have their own handling,

T8b949e// and link proofs (LRPROOF) are handled by the LRPROOF transport code.

T8b949e// Also skip packets destined for locally-registered destinations

T8b949e// (e.g. path request handler) — those must be processed locally.

Tffa657bool Te6edf3is_local_destination Tff7b72= Tffa657falseTb4b4b4;

Tff7b72#Tff7b72if defined(DESTINATIONS_MAP)

Te6edf3is_local_destination Tff7b72= Tb4b4b4(Te6edf3_destinationsTb4b4b4.Te6edf3findTb4b4b4(Te6edf3packetTb4b4b4.Te6edf3destination_hashTb4b4b4(Tb4b4b4)Tb4b4b4) Tff7b72!Tff7b72= Te6edf3_destinationsTb4b4b4.Te6edf3endTb4b4b4(Tb4b4b4)Tb4b4b4)Tb4b4b4;

Tff7b72#Tff7b72elif defined(DESTINATIONS_SET)

Tff7b72for Tb4b4b4(Tff7b72autoTff7b72& Te6edf3dest Tff7b72: Te6edf3_destinationsTb4b4b4) Tb4b4b4{

Tff7b72if Tb4b4b4(Te6edf3destTb4b4b4.Te6edf3hashTb4b4b4(Tb4b4b4) Tff7b72=Tff7b72= Te6edf3packetTb4b4b4.Te6edf3destination_hashTb4b4b4(Tb4b4b4)Tb4b4b4) Tb4b4b4{ Te6edf3is_local_destination Tff7b72= Tffa657trueTb4b4b4; Tff7b72breakTb4b4b4; Tb4b4b4}

Tb4b4b4}

Tff7b72#Tff7b72endif

Te6edf3NOTICETb4b4b4(Ta5d6ff"Ta5d6ffFWD-CHECK - FROM: Ta5d6ff" Tff7b72+ Te6edf3packetTb4b4b4.Te6edf3receiving_interfaceTb4b4b4(Tb4b4b4)Tb4b4b4.Te6edf3toStringTb4b4b4(Tb4b4b4) Tff7b72+ Ta5d6ff"Ta5d6ff (Ta5d6ff" Tff7b72+ Te6edf3zone_tagTb4b4b4(Te6edf3is_backbone_interfaceTb4b4b4(Te6edf3packetTb4b4b4.Te6edf3receiving_interfaceTb4b4b4(Tb4b4b4)Tb4b4b4)Tb4b4b4) Tff7b72+ Ta5d6ff"Ta5d6ff) TO: Ta5d6ff" Tff7b72+ Te6edf3short_hashTb4b4b4(Te6edf3packetTb4b4b4.Te6edf3destination_hashTb4b4b4(Tb4b4b4)Tb4b4b4) Tff7b72+ Ta5d6ff"Ta5d6ff (Ta5d6ff" Tff7b72+ Te6edf3dest_zoneTb4b4b4(Te6edf3packetTb4b4b4.Te6edf3destination_hashTb4b4b4(Tb4b4b4)Tb4b4b4) Tff7b72+ Ta5d6ff"Ta5d6ff) Ta5d6ff" Tff7b72+ Tb4b4b4(Te6edf3is_local_destination Tff7b72? Ta5d6ff"Ta5d6ffLOCALTa5d6ff" Tff7b72: Ta5d6ff"Ta5d6ffFWDTa5d6ff"Tb4b4b4)Tb4b4b4)Tb4b4b4;

Tff7b72if Tb4b4b4(Te6edf3is_local_destinationTb4b4b4) Tb4b4b4{

Te6edf3NOTICETb4b4b4(Ta5d6ff"Ta5d6ffSKIP-FWD - TO: Ta5d6ff" Tff7b72+ Te6edf3short_hashTb4b4b4(Te6edf3packetTb4b4b4.Te6edf3destination_hashTb4b4b4(Tb4b4b4)Tb4b4b4) Tff7b72+ Ta5d6ff"Ta5d6ff is local destTa5d6ff"Tb4b4b4)Tb4b4b4;

Tb4b4b4}

T8b949e// Forward link proofs (delivery confirmations on established links)

Tff7b72if Tb4b4b4(Tff7b72!Te6edf3is_local_destination Tff7b72&Tff7b72& Te6edf3packetTb4b4b4.Te6edf3packet_typeTb4b4b4(Tb4b4b4) Tff7b72=Tff7b72= Te6edf3TypeTff7b72:Tff7b72:Te6edf3PacketTff7b72:Tff7b72:Te6edf3PROOFTb4b4b4) Tb4b4b4{

Tff7b72auto Te6edf3link_it Tff7b72= Te6edf3_link_tableTb4b4b4.Te6edf3findTb4b4b4(Te6edf3packetTb4b4b4.Te6edf3destination_hashTb4b4b4(Tb4b4b4)Tb4b4b4)Tb4b4b4;

Tff7b72if Tb4b4b4(Te6edf3link_it Tff7b72!Tff7b72= Te6edf3_link_tableTb4b4b4.Te6edf3endTb4b4b4(Tb4b4b4)Tb4b4b4) Tb4b4b4{

Te6edf3LinkEntryTff7b72& Te6edf3le Tff7b72= Tb4b4b4(Tff7b72*Te6edf3link_itTb4b4b4)Tb4b4b4.Te6edf3secondTb4b4b4;

Te6edf3Interface Te6edf3out_iface Tff7b72= Te6edf3find_interface_from_hashTb4b4b4(Te6edf3leTb4b4b4.Te6edf3_outbound_interfaceTb4b4b4.Te6edf3get_hashTb4b4b4(Tb4b4b4)Tb4b4b4)Tb4b4b4;

Te6edf3NOTICETb4b4b4(Ta5d6ff"Ta5d6ff[PROOF] - FROM: Ta5d6ff" Tff7b72+ Te6edf3packetTb4b4b4.Te6edf3receiving_interfaceTb4b4b4(Tb4b4b4)Tb4b4b4.Te6edf3toStringTb4b4b4(Tb4b4b4) Tff7b72+ Ta5d6ff"Ta5d6ff (Ta5d6ff" Tff7b72+ Te6edf3zone_tagTb4b4b4(Te6edf3is_backbone_interfaceTb4b4b4(Te6edf3packetTb4b4b4.Te6edf3receiving_interfaceTb4b4b4(Tb4b4b4)Tb4b4b4)Tb4b4b4) Tff7b72+ Ta5d6ff"Ta5d6ff) - TO: Ta5d6ff" Tff7b72+ Te6edf3short_hashTb4b4b4(Te6edf3packetTb4b4b4.Te6edf3destination_hashTb4b4b4(Tb4b4b4)Tb4b4b4) Tff7b72+ Ta5d6ff"Ta5d6ff (Ta5d6ff" Tff7b72+ Te6edf3dest_zoneTb4b4b4(Te6edf3packetTb4b4b4.Te6edf3destination_hashTb4b4b4(Tb4b4b4)Tb4b4b4) Tff7b72+ Ta5d6ff"Ta5d6ff) - FWD: Ta5d6ff" Tff7b72+ Tb4b4b4(Te6edf3out_iface Tff7b72? Te6edf3out_ifaceTb4b4b4.Te6edf3toStringTb4b4b4(Tb4b4b4) Tff7b72: Ta5d6ff"Ta5d6ff?Ta5d6ff"Tb4b4b4) Tff7b72+ Ta5d6ff"Ta5d6ff (Ta5d6ff" Tff7b72+ Tb4b4b4(Te6edf3out_iface Tff7b72? Te6edf3zone_tagTb4b4b4(Te6edf3is_backbone_interfaceTb4b4b4(Te6edf3out_ifaceTb4b4b4)Tb4b4b4) Tff7b72: Ta5d6ff"Ta5d6ff?Ta5d6ff"Tb4b4b4) Tff7b72+ Ta5d6ff"Ta5d6ff) LINK-PROOFTa5d6ff"Tb4b4b4)Tb4b4b4;

Tff7b72if Tb4b4b4(Te6edf3out_ifaceTb4b4b4) Te6edf3transmitTb4b4b4(Te6edf3out_ifaceTb4b4b4, Te6edf3packetTb4b4b4.Te6edf3rawTb4b4b4(Tb4b4b4)Tb4b4b4)Tb4b4b4;

Tb4b4b4}

Tff7b72if Tb4b4b4(Tff7b72!Te6edf3is_local_destination Tff7b72&Tff7b72& Te6edf3packetTb4b4b4.Te6edf3packet_typeTb4b4b4(Tb4b4b4) Tff7b72!Tff7b72= Te6edf3TypeTff7b72:Tff7b72:Te6edf3PacketTff7b72:Tff7b72:Te6edf3ANNOUNCE Tff7b72&Tff7b72& Te6edf3packetTb4b4b4.Te6edf3packet_typeTb4b4b4(Tb4b4b4) Tff7b72!Tff7b72= Te6edf3TypeTff7b72:Tff7b72:Te6edf3PacketTff7b72:Tff7b72:Te6edf3PROOFTb4b4b4) Tb4b4b4{

Tffa657bool Te6edf3is_from_backbone Tff7b72= Te6edf3is_backbone_interfaceTb4b4b4(Te6edf3packetTb4b4b4.Te6edf3receiving_interfaceTb4b4b4(Tb4b4b4)Tb4b4b4)Tb4b4b4;

Tff7b72if Tb4b4b4(Tff7b72!Te6edf3is_from_backboneTb4b4b4) Tb4b4b4{

Tff7b72const Te6edf3PathEntryTff7b72* Te6edf3entry Tff7b72= Te6edf3select_pathTb4b4b4(Te6edf3packetTb4b4b4.Te6edf3destination_hashTb4b4b4(Tb4b4b4)Tb4b4b4)Tb4b4b4;

Tff7b72if Tb4b4b4(Te6edf3entryTb4b4b4) Tb4b4b4{

Te6edf3Interface Te6edf3outbound_interface Tff7b72= Te6edf3find_interface_from_hashTb4b4b4(Te6edf3entryTff7b72-Tff7b72>Te6edf3receiving_interfaceTb4b4b4)Tb4b4b4;

Te6edf3NOTICETb4b4b4(Ta5d6ff"Ta5d6ff[Ta5d6ff" Tff7b72+ Te6edf3stdTff7b72:Tff7b72:Te6edf3stringTb4b4b4(Te6edf3pkt_type_nameTb4b4b4(Te6edf3packetTb4b4b4.Te6edf3packet_typeTb4b4b4(Tb4b4b4)Tb4b4b4)Tb4b4b4) Tff7b72+ Ta5d6ff"Ta5d6ff] - FROM: Ta5d6ff" Tff7b72+ Te6edf3packetTb4b4b4.Te6edf3receiving_interfaceTb4b4b4(Tb4b4b4)Tb4b4b4.Te6edf3toStringTb4b4b4(Tb4b4b4) Tff7b72+ Ta5d6ff"Ta5d6ff (Ta5d6ff" Tff7b72+ Te6edf3zone_tagTb4b4b4(Te6edf3is_backbone_interfaceTb4b4b4(Te6edf3packetTb4b4b4.Te6edf3receiving_interfaceTb4b4b4(Tb4b4b4)Tb4b4b4)Tb4b4b4) Tff7b72+ Ta5d6ff"Ta5d6ff) - TO: Ta5d6ff" Tff7b72+ Te6edf3short_hashTb4b4b4(Te6edf3packetTb4b4b4.Te6edf3destination_hashTb4b4b4(Tb4b4b4)Tb4b4b4) Tff7b72+ Ta5d6ff"Ta5d6ff (Ta5d6ff" Tff7b72+ Te6edf3dest_zoneTb4b4b4(Te6edf3packetTb4b4b4.Te6edf3destination_hashTb4b4b4(Tb4b4b4)Tb4b4b4) Tff7b72+ Ta5d6ff"Ta5d6ff) - FWD: Ta5d6ff" Tff7b72+ Tb4b4b4(Te6edf3outbound_interface Tff7b72? Te6edf3outbound_interfaceTb4b4b4.Te6edf3toStringTb4b4b4(Tb4b4b4) Tff7b72: Ta5d6ff"Ta5d6ff?Ta5d6ff"Tb4b4b4) Tff7b72+ Ta5d6ff"Ta5d6ff (Ta5d6ff" Tff7b72+ Tb4b4b4(Te6edf3outbound_interface Tff7b72? Te6edf3zone_tagTb4b4b4(Te6edf3is_backbone_interfaceTb4b4b4(Te6edf3outbound_interfaceTb4b4b4)Tb4b4b4) Tff7b72: Ta5d6ff"Ta5d6ff?Ta5d6ff"Tb4b4b4) Tff7b72+ Ta5d6ff"Ta5d6ff) hops=Ta5d6ff" Tff7b72+ Te6edf3stdTff7b72:Tff7b72:Te6edf3to_stringTb4b4b4(Te6edf3entryTff7b72-Tff7b72>Te6edf3hopsTb4b4b4)Tb4b4b4)Tb4b4b4;

Tff7b72if Tb4b4b4(Tff7b72!Te6edf3outbound_interfaceTb4b4b4) Tb4b4b4{

T8b949e// Path entry references an interface that no longer exists

T8b949e// (e.g. after reboot with persistent path table).

T8b949e// Request a fresh path instead of crashing.

Te6edf3DEBUGTb4b4b4(Ta5d6ff"Ta5d6ff Saved path entry has stale interface hash — requesting fresh pathTa5d6ff"Tb4b4b4)Tb4b4b4;

Te6edf3request_pathTb4b4b4(Te6edf3packetTb4b4b4.Te6edf3destination_hashTb4b4b4(Tb4b4b4)Tb4b4b4)Tb4b4b4;

Tff7b72returnTb4b4b4;

Tb4b4b4}

Te6edf3Bytes Te6edf3next_hop Tff7b72= Te6edf3entryTff7b72-Tff7b72>Te6edf3next_hopTb4b4b4;

Tffa657uint8_t Te6edf3remaining_hops Tff7b72= Te6edf3entryTff7b72-Tff7b72>Te6edf3hopsTb4b4b4;

T8b949e// Build outgoing packet based on remaining hops,

T8b949e// mirroring standard transport forwarding logic.

Te6edf3Bytes Te6edf3new_rawTb4b4b4(T79c0ff512Tb4b4b4)Tb4b4b4;

Tff7b72if Tb4b4b4(Te6edf3remaining_hops Tff7b72> T79c0ff1Tb4b4b4) Tb4b4b4{

T8b949e// Multi-hop: wrap with HEADER_2/TRANSPORT,

T8b949e// setting transport_id = next_hop (the next

T8b949e// transport node's identity hash from announce).

Tffa657uint8_t Te6edf3new_flags Tff7b72= Tb4b4b4(Te6edf3TypeTff7b72:Tff7b72:Te6edf3PacketTff7b72:Tff7b72:Te6edf3HEADER_2Tb4b4b4) Tff7b72<Tff7b72< T79c0ff6

Tff7b72| Tb4b4b4(Te6edf3TypeTff7b72:Tff7b72:Te6edf3TransportTff7b72:Tff7b72:Te6edf3TRANSPORTTb4b4b4) Tff7b72<Tff7b72< T79c0ff4

Tff7b72| Tb4b4b4(Te6edf3packetTb4b4b4.Te6edf3flagsTb4b4b4(Tb4b4b4) Tff7b72& T79c0ff0b00001111Tb4b4b4)Tb4b4b4;

Te6edf3new_raw Tff7b72<Tff7b72< Te6edf3new_flagsTb4b4b4;

Te6edf3new_raw Tff7b72<Tff7b72< Te6edf3packetTb4b4b4.Te6edf3hopsTb4b4b4(Tb4b4b4)Tb4b4b4;

Te6edf3new_raw Tff7b72<Tff7b72< Te6edf3next_hopTb4b4b4; T8b949e// insert transport_id

Te6edf3new_raw Tff7b72<Tff7b72< Te6edf3packetTb4b4b4.Te6edf3rawTb4b4b4(Tb4b4b4)Tb4b4b4.Te6edf3midTb4b4b4(T79c0ff2Tb4b4b4)Tb4b4b4; T8b949e// destination_hash + payload

Tb4b4b4}

Tff7b72else Tb4b4b4{

T8b949e// Single hop (remaining_hops <= 1): destination is

T8b949e// directly reachable. Send as HEADER_1/BROADCAST

T8b949e// (no transport header), matching standard transport

T8b949e// behaviour for final-hop delivery.

Tffa657uint8_t Te6edf3new_flags Tff7b72= Tb4b4b4(Te6edf3TypeTff7b72:Tff7b72:Te6edf3PacketTff7b72:Tff7b72:Te6edf3HEADER_1Tb4b4b4) Tff7b72<Tff7b72< T79c0ff6

Tff7b72| Tb4b4b4(Te6edf3TypeTff7b72:Tff7b72:Te6edf3TransportTff7b72:Tff7b72:Te6edf3BROADCASTTb4b4b4) Tff7b72<Tff7b72< T79c0ff4

Tff7b72| Tb4b4b4(Te6edf3packetTb4b4b4.Te6edf3flagsTb4b4b4(Tb4b4b4) Tff7b72& T79c0ff0b00001111Tb4b4b4)Tb4b4b4;

Te6edf3new_raw Tff7b72<Tff7b72< Te6edf3new_flagsTb4b4b4;

Te6edf3new_raw Tff7b72<Tff7b72< Te6edf3packetTb4b4b4.Te6edf3hopsTb4b4b4(Tb4b4b4)Tb4b4b4;

Te6edf3new_raw Tff7b72<Tff7b72< Te6edf3packetTb4b4b4.Te6edf3rawTb4b4b4(Tb4b4b4)Tb4b4b4.Te6edf3midTb4b4b4(T79c0ff2Tb4b4b4)Tb4b4b4; T8b949e// destination_hash + payload

Tb4b4b4}

T8b949e// Create link_table or reverse_table entry for return path

Tff7b72if Tb4b4b4(Te6edf3packetTb4b4b4.Te6edf3packet_typeTb4b4b4(Tb4b4b4) Tff7b72=Tff7b72= Te6edf3TypeTff7b72:Tff7b72:Te6edf3PacketTff7b72:Tff7b72:Te6edf3LINKREQUESTTb4b4b4) Tb4b4b4{

Tffa657double Te6edf3now Tff7b72= Te6edf3OSTff7b72:Tff7b72:Te6edf3timeTb4b4b4(Tb4b4b4)Tb4b4b4;

Tffa657double Te6edf3proof_timeout Tff7b72= Te6edf3TransportTff7b72:Tff7b72:Te6edf3extra_link_proof_timeoutTb4b4b4(Te6edf3packetTb4b4b4.Te6edf3receiving_interfaceTb4b4b4(Tb4b4b4)Tb4b4b4)

Tff7b72+ Te6edf3now Tff7b72+ Te6edf3TypeTff7b72:Tff7b72:Te6edf3LinkTff7b72:Tff7b72:Te6edf3ESTABLISHMENT_TIMEOUT_PER_HOP

Tff7b72* Te6edf3stdTff7b72:Tff7b72:Te6edf3maxTb4b4b4(Tb4b4b4(Tffa657uint8_tTb4b4b4)T79c0ff1Tb4b4b4, Te6edf3remaining_hopsTb4b4b4)Tb4b4b4;