+
+static bool config_second_pass(config_t *config)
+{
+ bool ok = true;
+ if (config->filters.len > 0) {
+# define QSORT_TYPE filter_t
+# define QSORT_BASE config->filters.data
+# define QSORT_NELT config->filters.len
+# define QSORT_LT(a,b) strcmp(a->name, b->name) < 0
+# include "qsort.c"
+ }
+
+ foreach (filter_t *filter, config->filters) {
+ if (!filter_update_references(filter, &config->filters)) {
+ ok = false;
+ break;
+ }
+ }}
+ if (!ok) {
+ return false;
+ }
+ if (!filter_check_safety(&config->filters)) {
+ return false;
+ }
+
+ ok = false;
+#define PARSE_CHECK(Expr, Fmt, ...) \
+ if (!(Expr)) { \
+ syslog(LOG_ERR, Fmt, ##__VA_ARGS__); \
+ return false; \
+ }
+ foreach (filter_param_t *param, config->params) {
+ switch (param->type) {
+#define CASE(Param, State) \
+ case ATK_ ## Param ## _FILTER: \
+ ok = true; \
+ config->entry_points[SMTP_ ## State] \
+ = filter_find_with_name(&config->filters, param->value); \
+ PARSE_CHECK(config->entry_points[SMTP_ ## State] >= 0, \
+ "invalid filter name %s", param->value); \
+ break;
+ CASE(CLIENT, CONNECT)
+ CASE(EHLO, EHLO)
+ CASE(HELO, HELO)
+ CASE(SENDER, MAIL)
+ CASE(RECIPIENT, RCPT)
+ CASE(DATA, DATA)
+ CASE(END_OF_DATA, END_OF_MESSAGE)
+ CASE(VERIFY, VRFY)
+ CASE(ETRN, ETRN)
+#undef CASE
+ FILTER_PARAM_PARSE_INT(PORT, config->port);
+ default: break;
+ }
+ }}
+ array_deep_wipe(config->params, filter_params_wipe);
+
+ if (!ok) {
+ syslog(LOG_ERR, "no entry point defined");
+ }
+
+ return ok;
+}
+
+static bool config_load(config_t *config)