Implement sending binary data

main.c

@@ -80,7 +80,21 @@ void event_handler(struct mg_connection *conn, int ev, void *ev_data)
         }
         sb_finish(&sb);
 
-        mg_http_reply(conn, result->status_code, sb.items, "%s", result->body.items);
+        if (result->type == ROUTE_RESULT_TEXT) {
+            mg_http_reply(conn, result->status_code, sb.items, "%s", result->body.items);
+        } else if (result->type == ROUTE_RESULT_BINARY) {
+            char *reply = fmt(
+                "HTTP/1.1 %d OK\r\n"
+                "%s"
+                "Content-Length: %zu\r\n"
+                "\r\n",
+                result->status_code,
+                sb.items,
+                result->body.count
+            );
+            mg_printf(conn, "%s", reply);
+            mg_send(conn, result->body.items, result->body.count);
+        }
     }
 }