sw_check_uri      421 http/ngx_http_parse.c                 state = sw_check_uri;
sw_check_uri      471 http/ngx_http_parse.c                 state = sw_check_uri;
sw_check_uri      477 http/ngx_http_parse.c         case sw_check_uri:
sw_check_uri      548 http/ngx_http_parse.c                 state = sw_check_uri;