add server/client (S/C) indicator based on ETCP_LINK.is_server in connection monitor, member detail, and Android JSON

src/chat/chat_status.c

@@ -16,9 +16,6 @@
 #include "../transport_layer/etcp_connections.h"
 #include "../transport_layer/stcp_link.h"
 #include "../transport_layer/pkt_normalizer.h"
-#include "../proxy/tcp_proxy_server.h"
-#include "../proxy/udp_proxy.h"
-#include "../proxy/icmp_proxy.h"
 #include <string.h>
 
 static const char* nat_type_str(uint8_t t) {
@@ -150,17 +147,9 @@ static void collect_conn_list(void) {
         uint8_t flags = 0;
         if (conn->links_up) flags |= 1;
         if (conn->initialized) flags |= 2;
-        if (g_cc.inst->tcp_proxy_client && ce->peer_node_id == g_cc.inst->config->global.tcp_proxy_client_via_node_id)
-            flags |= 4;
-        if (g_cc.inst->config->global.tcp_proxy_server_enabled) {
-            for (struct tcp_proxy_server_conn* sc = g_cc.inst->tcp_proxy_server.conns; sc; sc = sc->next)
-                if (sc->peer_node_id == ce->peer_node_id) { flags |= 8; break; }
-            if (!(flags & 8) && g_udp_ctx && g_udp_ctx->is_exit)
-                for (struct udp_flow* f = g_udp_ctx->flows; f; f = f->next)
-                    if (f->client_node_id == ce->peer_node_id) { flags |= 8; break; }
-            if (!(flags & 8) && g_icmp_ctx && g_icmp_ctx->is_exit)
-                for (struct icmp_request* r = g_icmp_ctx->pending; r; r = r->next)
-                    if (r->client_node_id == ce->peer_node_id) { flags |= 8; break; }
+        if (conn->links) {
+            if (!conn->links->is_server) flags |= 4;
+            else flags |= 8;
         }
         *p++ = flags;
 
@@ -213,21 +202,8 @@ static void collect_conn_metrics(uint64_t peer_node_id) {
     char peername[64]; get_node_name(peer_node_id, peername, sizeof(peername));
     if (!peername[0]) snprintf(peername, sizeof(peername), "%016llX", (unsigned long long)peer_node_id);
 
-    int is_client = 0, is_server = 0;
-    if (g_cc.inst->tcp_proxy_client && peer_node_id == g_cc.inst->config->global.tcp_proxy_client_via_node_id)
-        is_client = 1;
-    if (g_cc.inst->config->global.tcp_proxy_server_enabled) {
-        for (struct tcp_proxy_server_conn* sc = g_cc.inst->tcp_proxy_server.conns; sc; sc = sc->next)
-            if (sc->peer_node_id == peer_node_id) { is_server = 1; break; }
-        if (!is_server && g_udp_ctx && g_udp_ctx->is_exit)
-            for (struct udp_flow* f = g_udp_ctx->flows; f; f = f->next)
-                if (f->client_node_id == peer_node_id) { is_server = 1; break; }
-        if (!is_server && g_icmp_ctx && g_icmp_ctx->is_exit)
-            for (struct icmp_request* r = g_icmp_ctx->pending; r; r = r->next)
-                if (r->client_node_id == peer_node_id) { is_server = 1; break; }
-    }
-    const char* role_str = is_client && is_server ? "proxy client+server" :
-                           is_client ? "proxy client" : is_server ? "proxy server" : "none";
+    int is_server = conn->links ? conn->links->is_server : -1;
+    const char* role_str = is_server < 0 ? "none" : (is_server ? "server" : "client");
 
     /* Count links */
     int link_count = 0, links_up_count = 0;
@@ -326,7 +302,7 @@ void chat_core_collect_conn_metrics_trampoline(void* arg) {
 
 /* ── Live-снапшот для панели деталей участника ──
  * packet: [node_id:8][flags:1][own_tcp_active:2][link_count:1](link:24B)*[sock_count:1](sock:48B)*
- * flags:  bit0=conn_present  bit1=conn_up(links_up)  bit2=conn_initialized
+ * flags:  bit0=conn_present  bit1=conn_up(links_up)  bit2=conn_initialized  bit3=client  bit4=server
  * link:   [is_tcp:1][link_state:1][link_status:1][tcp_ready:1][family:1][addr_len:1][addr:16][port:2]
  * sock:   [sock_id:4][port:2][link_count:4][ifname:38]
  * Собирается в worker-потоке — читает живые структуры UTUN_INSTANCE безопасно. */
@@ -361,6 +337,10 @@ static void collect_member_detail(uint64_t node_id) {
         flags |= 1;
         if (conn->links_up) flags |= 2;
         if (conn->initialized) flags |= 4;
+        if (conn->links) {
+            if (!conn->links->is_server) flags |= 8;
+            else flags |= 16;
+        }
     }
 
     uint16_t own_tcp_active = 0;

tools/chatgui-android/jni_bridge/android_jni_bridge.c

@@ -812,6 +812,14 @@ char* utun_bridge_get_member_detail_json(const char* channel_id, uint64_t node_i
     }
 
     char peers_tbl[80]; peers_table_name(channel_id, peers_tbl, sizeof(peers_tbl));
+
+    {   /* server/client role */
+        struct ETCP_CONN* detail_conn = NULL;
+        if (g_cc.inst) detail_conn = instance_find_conn(g_cc.inst, node_id);
+        const char* sc = (detail_conn && detail_conn->links)
+            ? (detail_conn->links->is_server ? "S" : "C") : "";
+        pos += (size_t)snprintf(buf + pos, sizeof(buf) - pos, ",\"sc\":\"%s\"", sc);
+    }
     snprintf(buf + pos, sizeof(buf) - pos, ",\"adr\":["); pos += strlen(buf + pos);
 
     if (sqlite3_prepare_v2(db,

tools/chatgui/src/accountlist.cpp

@@ -154,6 +154,8 @@ void AccountList::showMemberDetail(quint64 nodeId) {
     m_snapConnPresent = false;
     m_snapConnUp = false;
     m_snapConnInit = false;
+    m_snapClient = false;
+    m_snapServer = false;
     m_snapOwnTcpActive = 0;
     m_snapLinks.clear();
     m_snapSocks.clear();
@@ -244,6 +246,8 @@ void AccountList::onMemberDetailData(uint64_t nodeId, const uint8_t* data, int l
     m_snapConnPresent = (flags & 1) != 0;
     m_snapConnUp      = (flags & 2) != 0;
     m_snapConnInit    = (flags & 4) != 0;
+    m_snapClient      = (flags & 8) != 0;
+    m_snapServer      = (flags & 16) != 0;
     uint16_t ownTcpActive;
     memcpy(&ownTcpActive, p, 2); p += 2;
     m_snapOwnTcpActive = ownTcpActive;
@@ -302,8 +306,11 @@ void AccountList::updateDetailDisplay() {
     lines.append(QString("ID:0x%1").arg(m_detailNodeId, 16, 16, QChar('0')));
 
     QString dotColor = m_detailOnline ? "#4CAF50" : "#9E9E9E";
-    lines.append(QString("<span style='color:%1;'>●</span> %2")
-                 .arg(dotColor, m_detailName.toHtmlEscaped()));
+    QString scLabel;
+    if (m_snapClient) scLabel = " C";
+    else if (m_snapServer) scLabel = " S";
+    lines.append(QString("<span style='color:%1;'>●</span> %2%3")
+                 .arg(dotColor, m_detailName.toHtmlEscaped(), scLabel));
 
     if (m_detailLastSeen > 0)
         lines.append(QString("⌛ %1").arg(relativeTimeStr(m_detailLastSeen)));

tools/chatgui/src/accountlist.h

@@ -89,6 +89,8 @@ private:
     bool              m_snapConnPresent = false;
     bool              m_snapConnUp = false;
     bool              m_snapConnInit = false;
+    bool              m_snapClient = false;
+    bool              m_snapServer = false;
     int               m_snapOwnTcpActive = 0;
     QVector<MemberLinkSnap> m_snapLinks;
     QVector<MemberSockSnap> m_snapSocks;