eve: log max regions

etc/schema.json

@@ -5285,6 +5285,9 @@
                 "tc_gap": {
                     "type": "boolean"
                 },
+                "tc_max_regions": {
+                    "type": "integer"
+                },
                 "tcp_flags": {
                     "type": "string"
                 },
@@ -5297,6 +5300,9 @@
                 "ts_gap": {
                     "type": "boolean"
                 },
+                "ts_max_regions": {
+                    "type": "integer"
+                },
                 "urg": {
                     "type": "boolean"
                 }

src/output-json-flow.c

@@ -313,6 +313,9 @@ static void EveFlowLogJSON(OutputJsonThreadCtx *aft, JsonBuilder *jb, Flow *f)
             if (FlowHasGaps(f, STREAM_TOSERVER)) {
                 JB_SET_TRUE(jb, "ts_gap");
             }
+
+            jb_set_uint(jb, "ts_max_regions", ssn->client.sb.max_regions);
+            jb_set_uint(jb, "tc_max_regions", ssn->server.sb.max_regions);
         }
 
         /* Close tcp. */