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fix: etcp_conn_reset resume output_queue+ack_q+normalizer; collision client-timer cancel; ETCP full state dump to debug log on sync TIMEOUT

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evgeny committed 2026-07-30 09:17:28 +03:00
1 parent a3b00984ed
commit 6f502243db
5 files changed
+151 -174
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src/chat/db_sync.c
+15 -4
View File
@@ -6,6 +6,7 @@
#include "../utun_instance.h"
#include "../routing_layer/topo_group.h"
#include "../routing_layer/topo_node_sqlite.h"
#include "../transport_layer/etcp_dump.h"
#include "../transport_layer/secure_channel.h"
#include "../../lib/debug_config.h"
#include "../../lib/mem.h"
@@ -541,12 +542,16 @@ static int db_sync_send_hash(struct DB_SYNC* db, uint64_t node_id, uint64_t hash
struct ETCP_CONN* conn = instance_find_conn(db->inst, node_id);
if (!conn || !conn->links_up) {
DEBUG_WARN(DEBUG_CATEGORY_DB_SYNC, "sync: send DROP — no direct conn to %04llX (hash=%016llx, type=%02x)",
(unsigned long long)(node_id >> 16), hash, plen > 0 ? payload[0] : 0);
DEBUG_WARN(DEBUG_CATEGORY_DB_SYNC, "sync: send DROP — no direct conn to %04llX (hash=%016llx, type=%02x, conn=%p lu=%d)",
(unsigned long long)(node_id >> 16), hash, plen > 0 ? payload[0] : 0,
(void*)conn, conn ? conn->links_up : -1);
queue_entry_free(entry);
return -1;
}
return etcp_send(conn, entry);
int ret = etcp_send(conn, entry);
DEBUG_INFO(DEBUG_CATEGORY_DB_SYNC, "sync: send OK → etcp_send ret=%d conn=%s l_up=%d init=%d q=%p",
ret, conn->log_name, conn->links_up, conn->initialized, (void*)conn->send_input_q);
return ret;
}
static int db_sync_send(struct DB_SYNC_INSTANCE* si, uint64_t dst_node_id, const uint8_t* payload, size_t len)
@@ -653,7 +658,10 @@ static void db_handle_init_sync(struct DB_SYNC_INSTANCE* si, uint64_t src, const
scnt++;
}
resp[sp] = (uint8_t)scnt;
db_sync_send(si, src, resp, off);
int sret = db_sync_send(si, src, resp, off);
DEBUG_INFO(DEBUG_CATEGORY_DB_SYNC, "sync [%s:%04llX] → INIT_RESP: sent %u bytes to peer=%016llx ret=%d flow=%u,%u",
SI_SHRT(si), (unsigned long long)(src >> 16), off, (unsigned long long)src, sret,
resp[0], resp[1]);
}
static void db_handle_init_resp(struct DB_SYNC_INSTANCE* si, uint64_t src, const uint8_t* p, size_t len)
@@ -1517,6 +1525,9 @@ static void db_sync_peer_check_cb(void* arg)
SI_SHRT(si), (unsigned long long)(p->node_id >> 16),
(unsigned long long)((now - p->sync_start_tb) / 10), p->synced_pos);
p->sync_state = 0;
static int dump_ctr = 0;
if (dump_ctr++ == 0 || (dump_ctr % 10) == 0)
etcp_dump_all(db->inst);
}
}
}
src/transport_layer/etcp.c
+6
View File
@@ -481,6 +481,12 @@ void etcp_conn_reset(struct ETCP_CONN* etcp) {
queue_resume_callback(etcp->input_queue);
queue_resume_callback(etcp->input_send_q);
queue_resume_callback(etcp->input_wait_ack);
queue_resume_callback(etcp->output_queue);
queue_resume_callback(etcp->ack_q);
if (etcp->normalizer && etcp->normalizer->input) {
clear_queue(etcp->normalizer->input);
queue_resume_callback(etcp->normalizer->input);
}
// В etcp_conn_reset(), после очистки очередей добавьте:
struct ETCP_LINK* l = etcp->links;
src/transport_layer/etcp_connections.c
+1
View File
@@ -1905,6 +1905,7 @@ void etcp_connections_read_callback_socket(socket_t sock, void* arg) {
DEBUG_INFO(DEBUG_CATEGORY_CONNECTION, "[%s] COLLISION: peer smaller, yielding master, processing as slave",
conn->log_name);
yielding = 1;
if (ml->init_timer) { uasync_cancel_timeout(conn->instance->ua, ml->init_timer); ml->init_timer = NULL; }
}
/* Sync session_id; reset only if new session (not when yielding to master) */
src/transport_layer/etcp_dump.c
+127 -168
View File
@@ -1,36 +1,34 @@
#include "etcp_dump.h"
#include "etcp.h"
#include "etcp_connections.h"
#include "pkt_normalizer.h"
#include "../lib/ll_queue.h"
#include "../lib/memory_pool.h"
#include "../lib/socket_compat.h"
#include "../../lib/ll_queue.h"
#include "../../lib/memory_pool.h"
#include "../../lib/socket_compat.h"
#include "../../lib/debug_config.h"
#include <stdio.h>
#include <string.h>
#define DUMP_FP stdout
#define DUMP_LINE(fmt, ...) do { \
fprintf(DUMP_FP, " " fmt "\n", ##__VA_ARGS__); \
} while(0)
#define DUMP_HDR(fmt, ...) do { \
fprintf(DUMP_FP, fmt "\n", ##__VA_ARGS__); \
} while(0)
#define DLOG(fmt, ...) DEBUG_INFO(DEBUG_CATEGORY_DEBUG, " " fmt, ##__VA_ARGS__)
#define DHDR(fmt, ...) DEBUG_INFO(DEBUG_CATEGORY_DEBUG, fmt, ##__VA_ARGS__)
static void dump_queue(const char* name, struct ll_queue* q) {
if (!q) { DUMP_LINE("%-14s NULL", name); return; }
DUMP_LINE("%-14s %d pkts / %zu bytes", name, queue_entry_count(q), queue_total_bytes(q));
if (!q) { DLOG("%-14s NULL", name); return; }
int suspended = 0;
#ifdef __cplusplus
suspended = q->callback_suspended ? 1 : 0;
#else
suspended = q->callback_suspended ? 1 : 0;
#endif
DLOG("%-14s %d pkts / %zu bytes suspended=%d", name,
queue_entry_count(q), queue_total_bytes(q), suspended);
}
static void dump_pool(const char* name, struct memory_pool* pool) {
if (!pool) return;
size_t allocs, reuse;
memory_pool_get_stats(pool, &allocs, &reuse);
DUMP_LINE(" %-12s alloc=%zu reuse=%zu", name, allocs, reuse);
}
static void dump_link_timer(const char* name, void* timer) {
DUMP_LINE(" %-14s %s", name, timer ? "ACTIVE" : "free");
DLOG(" %-12s alloc=%zu reuse=%zu", name, allocs, reuse);
}
static const char* ip_to_str_buf(uint32_t ip, char* buf, size_t sz) {
@@ -47,81 +45,70 @@ static const char* sockaddr_to_str(const struct sockaddr_storage* addr, char* bu
return buf;
}
static const char* link_state_str(int s) {
switch (s) { case 0: return "IDLE"; case 1: return "INIT"; case 2: return "RECONNECT"; case 3: return "CONNECTED"; default: return "?"; }
}
void etcp_dump_conn_state(struct ETCP_CONN* conn) {
if (!conn) { DUMP_HDR("etcp_dump_conn_state: NULL conn"); return; }
if (!conn) { DHDR("=== ETCP DUMP: NULL conn ==="); return; }
char addr_buf[32], nat_buf[32];
DUMP_HDR("=== ETCP CONN STATE [%s] ===", conn->log_name);
DHDR("=== ETCP CONN [%s] ===", conn->log_name);
/* --- GENERAL --- */
DUMP_LINE("GENERAL: %s peer=0x%llx initialized=%d links_up=%d tx_state=%d session=0x%08x mtu=%d routing_ex=%d",
conn->name ? conn->name : "",
(unsigned long long)conn->peer_node_id, conn->initialized, conn->links_up,
conn->tx_state, conn->session_id, conn->mtu, conn->routing_exchange_active);
DLOG("GENERAL: peer=0x%016llx state=%d init=%d l_up=%d tx=%d sess=0x%08x mtu=%d rout_ex=%d",
(unsigned long long)conn->peer_node_id, conn->state, conn->initialized, conn->links_up,
conn->tx_state, conn->session_id, conn->mtu, conn->routing_exchange_active);
/* --- IDS --- */
DUMP_LINE("IDS: next_tx=%u last_rx=%u last_del=%u rx_ack_till=%u",
conn->next_tx_id, conn->last_rx_id, conn->last_delivered_id, conn->rx_ack_till);
DLOG("IDS: next_tx=%u last_rx=%u last_del=%u rx_ack_till=%u got_init=%d reset_done=%d",
conn->next_tx_id, conn->last_rx_id, conn->last_delivered_id, conn->rx_ack_till,
conn->got_initial_pkt, conn->reset_done);
/* --- RTT --- */
DUMP_LINE("RTT: last=%u avg10=%u jitter=%u",
conn->rtt_last, conn->rtt_avg_10, conn->jitter);
DLOG("RTT: last=%u avg10=%u jitter=%u",
conn->rtt_last, conn->rtt_avg_10, conn->jitter);
/* --- STATS --- */
DUMP_LINE("STATS: bytes_sent=%u retrans=%u reinit=%u reset=%u ack_pkts=%u",
conn->bytes_sent_total, conn->retransmissions_count,
conn->reinit_count, conn->reset_count, conn->ack_packets_count);
DLOG("STATS: bytes_sent=%u retrans=%u reinit=%u reset=%u acks=%u dup_rx=%u dup_tx=%u",
conn->bytes_sent_total, conn->retransmissions_count,
conn->reinit_count, conn->reset_count, conn->ack_packets_count,
conn->rx_dup_count, conn->tx_dup_count);
/* --- INFLIGHT --- */
DUMP_LINE("INFLIGHT: unacked=%u optimal=%u",
conn->unacked_bytes, conn->optimal_inflight);
DLOG("INFLIGHT: unacked=%u optimal=%u max=%u",
conn->unacked_bytes, conn->optimal_inflight, conn->max_inflight);
/* --- ACK DEBUG --- */
DUMP_LINE("ACK_DEBUG: hit_inf=%u hit_sndq=%u miss=%u link_wait=%u rx_dup=%u tx_dup=%u",
conn->cnt_ack_hit_inf, conn->cnt_ack_hit_sndq, conn->cnt_ack_miss,
conn->cnt_link_wait, conn->rx_dup_count, conn->tx_dup_count);
DLOG("ACK: hit_inf=%u hit_sndq=%u miss=%u link_wait=%u",
conn->cnt_ack_hit_inf, conn->cnt_ack_hit_sndq, conn->cnt_ack_miss, conn->cnt_link_wait);
/* --- DEBUG[8] --- */
DUMP_LINE("DEBUG: [0]=%u [1]=%u [2]=%u [3]=%u [4]=%u [5]=%u [6]=%u [7]=%u",
conn->debug[0], conn->debug[1], conn->debug[2], conn->debug[3],
conn->debug[4], conn->debug[5], conn->debug[6], conn->debug[7]);
DLOG("TIMERS: retrans=%s ack_resp=%s",
conn->retrans_timer ? "ACTIVE" : "free", conn->ack_resp_timer ? "ACTIVE" : "free");
/* --- TIMERS --- */
DUMP_LINE("TIMERS: retrans=%s ack_resp=%s",
conn->retrans_timer ? "ACTIVE" : "free",
conn->ack_resp_timer ? "ACTIVE" : "free");
/* --- QUEUES --- */
DUMP_HDR(" --- QUEUES ---");
DHDR(" --- QUEUES ---");
dump_queue("input", conn->input_queue);
dump_queue("send_input_q", conn->send_input_q);
dump_queue("input_send_q", conn->input_send_q);
dump_queue("input_wait_ack", conn->input_wait_ack);
dump_queue("ack_q", conn->ack_q);
dump_queue("recv_q", conn->recv_q);
dump_queue("output", conn->output_queue);
if (conn->transit_queues)
DLOG("%-14s %d entries", "transit", queue_entry_count(conn->transit_queues));
/* --- NORMALIZER --- */
if (conn->normalizer) {
struct PKTNORM* pn = (struct PKTNORM*)conn->normalizer;
DUMP_HDR(" --- NORMALIZER ---");
DUMP_LINE("frag=%u data_ptr=%u/%u flush=%s pending=%s recvpart=%s",
pn->frag_size, pn->data_ptr, pn->data_size,
pn->flush_timer ? "ACTIVE" : "free",
pn->pending ? "ACTIVE" : "free",
pn->recvpart ? "ACTIVE" : "free");
DHDR(" --- NORMALIZER ---");
DLOG("frag=%u data_ptr=%u/%u flush=%s recvpart=%s",
pn->frag_size, pn->data_ptr, pn->data_size,
pn->flush_timer ? "ACTIVE" : "free", pn->recvpart ? "ACTIVE" : "free");
dump_queue("pn-input", pn->input);
dump_queue("pn-output", pn->output);
DUMP_LINE("alloc_err=%u logic_err=%u in=%llu/%llu out=%llu/%llu",
pn->alloc_errors, pn->logic_errors,
(unsigned long long)pn->in_total_pkts, (unsigned long long)pn->in_total_bytes,
(unsigned long long)pn->out_total_pkts, (unsigned long long)pn->out_total_bytes);
DLOG("err: alloc=%u logic=%u in=%llu/%llu out=%llu/%llu",
pn->alloc_errors, pn->logic_errors,
(unsigned long long)pn->in_total_pkts, (unsigned long long)pn->in_total_bytes,
(unsigned long long)pn->out_total_pkts, (unsigned long long)pn->out_total_bytes);
} else {
DUMP_HDR(" --- NORMALIZER --- NULL");
DHDR(" --- NORMALIZER --- NULL");
}
/* --- POOLS --- */
DUMP_HDR(" --- POOLS ---");
DHDR(" --- POOLS ---");
dump_pool("inflight", conn->inflight_pool);
dump_pool("io", conn->io_pool);
if (conn->instance) {
@@ -130,120 +117,92 @@ void etcp_dump_conn_state(struct ETCP_CONN* conn) {
dump_pool("pkt", conn->instance->pkt_pool);
}
/* --- LINKS --- */
int link_idx = 0;
struct ETCP_LINK* link = conn->links;
while (link) {
DUMP_HDR(" --- LINK %d ---", link_idx);
DHDR(" --- LINK %d ---", link_idx);
sockaddr_to_str(&link->remote_addr, addr_buf, sizeof(addr_buf));
/* basic link state */
DUMP_LINE("BASIC: id=%d/%d is_server=%d link_state=%d link_status=%d initialized=%d mtu=%d",
link->local_link_id, link->remote_link_id, link->is_server,
link->link_state, link->link_status, link->initialized, link->mtu);
DUMP_LINE("ADDR: remote=%s remote_sock=%d remote_type=%d remote_only_local=%d",
addr_buf, link->remote_socket_id, link->remote_type, link->remote_only_local);
/* keepalive */
DUMP_LINE("KA: recv=%d remote=%d sent=%u recv=%u interval=%u timeout=%u",
link->recv_keepalive, link->remote_keepalive,
link->keepalive_sent_count, link->keepalive_recv_count,
link->keepalive_interval, link->keepalive_timeout);
/* timers */
DUMP_LINE("TIMERS: init=%s(%u/%u) ka=%s shaper=%s burst=%s keepalive=%s",
link->init_timer ? "ACTIVE" : "free",
link->init_timeout, link->init_retry_count,
link->keepalive_timer ? "ACTIVE" : "free",
link->shaper_timer ? "ACTIVE" : "free",
link->burst_resp_timer ? "ACTIVE" : "free",
link->keepalive_sent_count > 0 ? "has_sent" : "idle");
/* inflight (BBR) */
DUMP_LINE("BBR: bytes=%u pkts=%u lim=%u mode=%d cycle=%d pacing=%u",
link->inflight_bytes, link->inflight_packets, link->inflight_lim_bytes,
link->bbr ? link->bbr->mode : -1,
link->bbr ? link->bbr->cycle_idx : -1,
link->bbr_pacing_rate);
/* rtt (BBR) */
DUMP_LINE("RTT: last=%u jitter=%u min_rtt_us=%u bw_lo=%u bw_hi=%u inflight_lo=%u inflight_hi=%u",
link->rtt_last, link->jitter,
link->bbr ? link->bbr->min_rtt_us : 0,
link->bbr ? link->bbr->bw_lo : 0,
link->bbr ? (link->bbr->bw_hi[0] > link->bbr->bw_hi[1] ? link->bbr->bw_hi[0] : link->bbr->bw_hi[1]) : 0,
link->bbr ? link->bbr->inflight_lo : 0,
link->bbr ? link->bbr->inflight_hi : 0);
/* tt/rt/bandwidth */
DUMP_LINE("TT/RT: tt=%u rt=%u recv_dt_tx=%u recv_dt_rx=%u bw=%u",
link->tt_last, link->rt_last,
link->recv_dt_avg_tx, link->recv_dt_avg_rx,
link->bandwidth);
/* errors */
DUMP_LINE("MTU: %u local=%u remote=%u", link->mtu, link->mtu_local, link->mtu_remote);
DUMP_LINE("ERRORS: enc=%zu dec=%zu snd=%zu rcv=%zu total_enc=%zu total_dec=%zu retrans=%u",
link->encrypt_errors, link->decrypt_errors,
link->send_errors, link->recv_errors,
link->total_encrypted, link->total_decrypted,
link->total_retransmissions);
/* nat */
ip_to_str_buf(link->nat_ip, nat_buf, sizeof(nat_buf));
DUMP_LINE("NAT: ip=%s:%u chg=%u hits=%u check=%d type=%d",
nat_buf, link->nat_port,
link->nat_changes_count, link->nat_hits_count,
link->nat_check_status, link->nat_type);
/* last recv */
DUMP_LINE("LAST_RECV: time=%llu ts=%u updated=%d",
(unsigned long long)link->last_recv_local_time,
link->last_recv_timestamp, link->last_recv_updated);
/* handshake */
DUMP_LINE("HANDSHAKE: min=%u max=%u", link->handshake_minsize, link->handshake_maxsize);
/* burst */
DUMP_LINE("BURST: active=%d id=%u seq=%u/%u last_tb=%llu resp=%s",
link->burst_active, link->burst_id,
link->burst_seq, link->burst_count,
(unsigned long long)link->burst_last_time_tb,
link->burst_resp_timer ? "ACTIVE" : "free");
/* shaper */
DUMP_LINE("SHAPER: load_tb=%llu sub=%llu state=%d",
(unsigned long long)link->shaper_load_time_tb,
(unsigned long long)link->shaper_sub_nanotime,
link->shaper_state);
DLOG("STATE: id=%d/%d sv=%d st=%d(%s) status=%d init=%d mtu=%d/%d",
link->local_link_id, link->remote_link_id, link->is_server,
link->link_state, link_state_str(link->link_state),
link->link_status, link->initialized, link->mtu, link->mtu_local);
DLOG("ADDR: remote=%s sock=%d type=%d only_local=%d mtu_remote=%d",
addr_buf, link->remote_socket_id, link->remote_type, link->remote_only_local, link->mtu_remote);
DLOG("TIMERS: init=%s(to=%u/retry=%u) keepalive=%s ka_timer=%s shaper=%s burst=%s",
link->init_timer ? "ACTIVE" : "free", link->init_timeout, link->init_retry_count,
link->keepalive_sent_count > 0 ? "ACTIVE" : "idle",
link->keepalive_timer ? "ACTIVE" : "free",
link->shaper_timer ? "ACTIVE" : "free",
link->burst_resp_timer ? "ACTIVE" : "free");
DLOG("KA: recv=%d remote=%d sent=%u recv=%u ival=%u to=%u",
link->recv_keepalive, link->remote_keepalive,
link->keepalive_sent_count, link->keepalive_recv_count,
link->keepalive_interval, link->keepalive_timeout);
DLOG("INFLIGHT: bytes=%u pkts=%u lim=%u pacing=%u",
link->inflight_bytes, link->inflight_packets,
link->inflight_lim_bytes, link->bbr_pacing_rate);
DLOG("RTT: last=%u jitter=%u min_rtt_us=%u",
link->rtt_last, link->jitter,
link->bbr ? link->bbr->min_rtt_us : 0);
DLOG("TT/RT: tt=%u rt=%u dt_tx=%u dt_rx=%u bw=%u",
link->tt_last, link->rt_last,
link->recv_dt_avg_tx, link->recv_dt_avg_rx, link->bandwidth);
DLOG("ERRORS: enc=%zu dec=%zu snd=%zu rcv=%zu total_enc=%zu total_dec=%zu retrans=%u",
link->encrypt_errors, link->decrypt_errors,
link->send_errors, link->recv_errors,
link->total_encrypted, link->total_decrypted, link->total_retransmissions);
DLOG("NAT: type=%d chk=%d chg=%u hits=%u",
link->nat_type, link->nat_check_status,
link->nat_changes_count, link->nat_hits_count);
DLOG("LAST_RECV: tb=%llu ts=%u",
(unsigned long long)link->last_recv_local_time, link->last_recv_timestamp);
DLOG("BURST: active=%d id=%u seq=%u/%u",
link->burst_active, link->burst_id, link->burst_seq, link->burst_count);
link = link->next;
link_idx++;
}
if (link_idx == 0) DUMP_HDR(" --- NO LINKS ---");
if (link_idx == 0) DHDR(" --- NO LINKS ---");
DUMP_HDR("=== END [%s] ===", conn->log_name);
DHDR("=== END [%s] ===", conn->log_name);
}
void etcp_dump_all_conns(struct UTUN_INSTANCE* instance) {
if (!instance) {
DUMP_HDR("etcp_dump_all_conns: NULL instance");
return;
}
DUMP_HDR("=== DUMP ALL CONNS for instance node=0x%llx ===",
(unsigned long long)instance->node_id);
struct ll_entry* entry = instance->connections->head;
if (!instance) { DHDR("=== ETCP DUMP: NULL instance ==="); return; }
DHDR("=== ETCP DUMP ALL CONNS node=0x%016llx ===", (unsigned long long)instance->node_id);
struct ll_entry* entry = instance->connections ? instance->connections->head : NULL;
int idx = 0;
while (entry) {
struct conn_queue_entry* ce = (struct conn_queue_entry*)entry->data;
if (ce && ce->conn) {
DUMP_HDR("--- CONN %d ---", idx);
etcp_dump_conn_state(ce->conn);
idx++;
}
if (ce && ce->conn) { etcp_dump_conn_state(ce->conn); idx++; }
entry = entry->next;
}
if (idx == 0) DUMP_HDR("--- NO CONNECTIONS ---");
DUMP_HDR("=== END DUMP ALL ===");
if (idx == 0) DHDR("--- NO CONNECTIONS ---");
DHDR("=== END DUMP ALL CONNS ===");
}
void etcp_dump_sockets(struct UTUN_INSTANCE* instance) {
if (!instance) { DHDR("=== ETCP DUMP: NULL instance ==="); return; }
DHDR("=== ETCP DUMP SOCKETS node=0x%016llx ===", (unsigned long long)instance->node_id);
struct ETCP_SOCKET* s = instance->etcp_sockets;
int idx = 0;
while (s) {
char abuf[32]; sockaddr_to_str(&s->local_addr, abuf, sizeof(abuf));
DLOG("SOCK %d: '%s' fd=%d addr=%s type=%d nat=%d mtu=%d links=%d",
idx, s->name, (int)s->fd, abuf, s->type, s->nat_type,
s->mtu, s->links_queue ? queue_entry_count(s->links_queue) : 0);
s = s->next; idx++;
}
if (idx == 0) DHDR("--- NO SOCKETS ---");
if (instance->stcp_server) DLOG("TCP: stcp_server ACTIVE");
if (instance->tcp_connections)
DLOG("TCP: tcp_connections queue %d entries", queue_entry_count(instance->tcp_connections));
DHDR("=== END DUMP SOCKETS ===");
}
void etcp_dump_all(struct UTUN_INSTANCE* instance) {
if (!instance) { DHDR("=== ETCP DUMP: NULL instance ==="); return; }
DHDR("=== ETCP FULL DUMP node=0x%016llx ===", (unsigned long long)instance->node_id);
etcp_dump_sockets(instance);
etcp_dump_all_conns(instance);
DHDR("=== END FULL DUMP ===");
}
src/transport_layer/etcp_dump.h
+2 -2
View File
@@ -5,13 +5,13 @@
extern "C" {
#endif
#include "etcp.h"
#include "utun_instance.h"
void etcp_dump_conn_state(struct ETCP_CONN* conn);
void etcp_dump_all_conns(struct UTUN_INSTANCE* instance);
void etcp_dump_sockets(struct UTUN_INSTANCE* instance);
void etcp_dump_all(struct UTUN_INSTANCE* instance);
#ifdef __cplusplus
}